San Diego, CA to Seattle/Tacoma, WA. departing on 7/30. Book now. Restrictions and exclusions apply. Seats and dates are limited. Select markets. 51 travel days available. Book flights from San Diego to Seattle/Tacoma with Southwest Airlines®. Bundle your flight with a hotel or rental car booking and find even more savings. Flight status. Help. Contact American. Receipts and refunds. FAQs. Agency reference. Cargo , Opens another site in a new window that may not meet accessibility guidelines. Bag and optional fees. Customer service and contingency plans.Great Circle Map displays the shortest route between airports and calculates the distance. It draws geodesic flight paths on top of Google maps, so you can create your own route map.California. $408. Flights from Arcata to Seattle. $415. Flights from Bakersfield to Seattle. $138. Flights from Burbank to Seattle. $251. Flights from Fresno to Seattle.San Diego. Seattle / Tacoma International. Compare San Diego to Seattle / Tacoma International flight deals. Find the cheapest month or even day of the year to fly to …Compare San Diego to Seattle flight deals. Find the cheapest month or even day of the year to fly to Seattle. Book the best Seattle fare with no extra fees. Flight deals from …The flight time from San Diego to Seattle is 2 hours, 55 minutes. The time spent in the air is 2 hours, 23 minutes. These numbers are averages. In reality, it varies by airline with Delta being the fastest taking 2 hours, 54 minutes, and Alaska the slowest taking 2 …Flight AS1154 from San Diego to Seattle is operated by Alaska Airlines. Scheduled time of departure from San Diego Intl is 08:00 PDT and scheduled time of arrival in Seattle Tacoma Intl is 11:03 PDT. The duration of the flight Alaska Airlines AS 1154 is 3 hours 3 minutes. Find the lowest prices on one-way and return tickets right here. Seattle. £87 per passenger.Departing Wed, 1 May, returning Fri, 3 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 1 May, arriving in Seattle / Tacoma International.Inbound indirect flight with ... Mar 15, 2024 · All flights from SAN to SEA non-stop. There are direct flights from San Diego International Airport, California, USA to Seattle Tacoma International (SEA), Washington, USA every day of the week with Alaska Airlines and Delta Air Lines. The flight distance is 1057 miles and the trip usually takes about 3 hours and 6 minutes. SAN. San Diego Airport. Flight deals from San Diego International to Seattle. Looking for a cheap last-minute deal or the best round-trip flight from San Diego International to Seattle? …Flight AS1137 from San Diego to Seattle is operated by Alaska Airlines. Scheduled time of departure from San Diego Intl is 12:55 PDT and scheduled time of arrival in Seattle Tacoma Intl is 15:58 PDT. The duration of the flight is 3 hours 3 minutes. Show on Flight Map . 4.4 out of 5 stars / 7 votes. Flight Results: (SAN) San Diego Intl. -. (SEA) Seattle-Tacoma Intl. Refine Flight Results: Showing 25 of 52 flights. Filter Flights: No flights to display for the selected origin and destination airports. Updated 5:40 PM PDT, April 11, 2024. SEATTLE (AP) — A Washington state man pleaded guilty on Thursday to groping a woman during an Alaska Airlines flight from San Diego to Seattle last year. Desmond Bostick, 25, pleaded guilty in U.S. District Court in Seattle to assault, the U.S. Attorney’s Office for the Western District of … Find the lowest prices on one-way and return tickets right here. Seattle. £87 per passenger.Departing Wed, 1 May, returning Fri, 3 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 1 May, arriving in Seattle / Tacoma International.Inbound indirect flight with ... How to find cheap flights to Seattle (SEA) from San Diego (SAN) in 2024. Looking for cheap tickets from San Diego International to Seattle / Tacoma International? Return …Published on April 23, 2024. Source: Google Street View. San Antonio is spreading its wings with a new nonstop flight straight to Frankfurt, Germany, marking the …San Diego to Seattle Flights Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from San Diego to Seattle offer the perfect respite. Not only does exploring Seattle provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap ...Book one-way or return flights from San Diego to Seattle with no change fee on selected flights. Earn your airline miles on top of our rewards! Get great 2024 flight deals from San Diego to Seattle now! There are 429 flights per week flying from San Diego to Seattle, as of April 2024. When is the cheapest time to fly from San Diego to Seattle? The cheapest month to fly from San Diego to Seattle is usually May. The total flight duration from Seattle, WA to San Diego, CA is 2 hours, 21 minutes. This is the average in-air flight time (wheels up to wheels down on the runway) based on actual flights taken over the past year, including routes like SEA to SAN. It covers the entire time on a typical commercial flight including take-off and landing.These are currently the most popular flights operated by Alaska, based on the number of scheduled flights for this month: All Alaska flights on an interactive flight map, including Alaska timetables and flight schedules. Find Alaska routes, destinations and airports, see where they fly and book your flight!Book one-way or return flights from San Diego to Seattle with no change fee on selected flights. Earn your airline miles on top of our rewards! Get great 2024 flight deals from San Diego to Seattle now!Flights from Seattle (SEA) to San Diego (SAN) Origin airport. Seattle - Tacoma Intl. Destination airport. San Diego Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United. Popular airline. Spirit Airlines. Mon, May 6 SEA – SAN with Frontier Airlines. 1 stop. from $90. Seattle.$94 per passenger.Departing Wed, Apr 24, returning Tue, Apr 30.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from San Diego International on Wed, Apr 24, arriving in Seattle / Tacoma International.Inbound indirect ... Track Alaska Airlines (AS) #1071 flight from San Diego Intl to Seattle-Tacoma Intl. Flight status, tracking, and historical data for Alaska Airlines 1071 (AS1071/ASA1071) including scheduled, estimated, and actual departure and arrival times. ... This dialogue will close in 60 seconds or you can click the exit icon in the top right …Apr 30, 2024 · Compare cheap flights to Seattle with Alaska Airlines. Enjoy our low prices and generous experience. ... From San Diego (SAN) To Seattle (SEA) One-way | Main: Depart ... 2116. SNA. 10:46 PM. On Time. 1. Paine Field Passenger Terminal - A new commercial air travel experience for Seattle and NW Washington. Now serving destinations in the western US via Alaska Airlines.Flight deals from San Diego to Seattle. Looking for a cheap last-minute deal or the best return flight from San Diego to Seattle? Find the lowest prices on one-way …Flights from San Diego (SAN) to Seattle (SEA) Origin airport. San Diego Intl. Destination airport. Seattle - Tacoma Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United. Popular airline. Alaska Airlines.Flights from Seattle (SEA) to San Diego (SAN) Origin airport. Seattle - Tacoma Intl. Destination airport. San Diego Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United. Popular airline. Spirit Airlines.Book cheap flights to San Diego (SAN) with United Airlines. Enjoy all the in-flight perks on your San Diego flight, including speed Wi-Fi. ... From Seattle (SEA) To San Diego (SAN) Roundtrip | Economy: 05/25/24 - 05/29/24: from. $ 206* Viewed: 1 day ago. From Los Angeles (LAX) To San Diego (SAN) Roundtrip | Economy: 07/15/24 - 07/22/24: from ...Seattle. £113 per passenger.Departing Fri, 14 Jun, returning Sat, 29 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego …All flight schedules from Seattle Tacoma International , Washington , USA to San Diego International Airport , California , USA . This route is operated by 2 airline (s), and the flight time is 2 hours and 57 minutes. The distance is 1057 miles. USA. Baja California Sur ». Los Cabos. $312. Flights to San José del Cabo, Los Cabos. Find flights to Los Cabos from $116. Fly from San Diego on American Airlines, Delta, United Airlines and more. Search for Los Cabos flights on KAYAK now to find the best deal. Over the past month, a train ticket between San Diego and Seattle cost $144.50, on average. Since this route covers a considerable distance, tickets are typically a bit pricier than most train fares. Booking your trip at least 10 days in advance can help you secure tickets at the best price. For same-day bookings, you’ll likely have to pay ...Take a look at some of the one-way flights departing to Seattle in the near future. If you're in need of a round-trip flight to Seattle instead, make sure to update the search form at the top of page. mié. 5/22 10:04 am ONT - SEA. Nonstop 2h 53m Frontier. Deal found 4/16 $29.Flights from San Diego (SAN) to Seattle (SEA) Origin airport. San Diego Intl. Destination airport. Seattle - Tacoma Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United. Popular airline. Alaska Airlines.All flight schedules from San Diego International Airport , California , USA to Seattle Tacoma International , Washington , USA . This route is operated by 2 airline (s), and the flight time is 3 hours and 19 minutes. The distance is 1057 miles. USA.Flights from Seattle to San Diego. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to San Diego.On average, a flight to San Diego costs $250. The cheapest price found on KAYAK in the last 2 weeks cost $20 and departed from Las Vegas. The most popular routes on KAYAK are San Francisco to San Diego which costs $202 on average, and New York to San Diego, which costs $361 on average. See prices from: Cheap flights from San Diego to Seattle (SAN - SEA) from $44. Round-trip One-way Multi-city. From? To? dom. 3/31. dom. 4/7. 1 adult. Economy. Find Your Flight. The best prices from San Diego to Seattle/Tacoma Intl are usually found in January or February, booked 50 days in advance, depart on a Wednesday or Thursday and return on a Wednesday. Home. Flying time between cities. Travelmath provides an online flight time calculator for all types of travel routes. You can enter airports, cities, states, countries, or zip codes to find the flying time between any two points. The database uses the great circle distance and the average airspeed of a commercial airliner to figure out how long a ...Flight Status & Notifications. All fields required. Search by. From City or Airport. To City or Airport. Departure Date Selected Departure date 2024AprilWednesday24. Open calender and then use pageup and pagedown to navigate between months and alt + pageup and alt + pagedown for years.There are 3 airlines that fly nonstop from San Diego to Denver. They are: Frontier, Southwest and United Airlines. The cheapest price of all airlines flying this route was found with Frontier at $58 for a one-way flight. On average, the best prices for this route can be found at Frontier. The best one-way flight to Seattle from San Diego in the past 72 hours is $44. The best round-trip flight deal from San Diego to Seattle found on momondo in the last 72 hours is $82. The fastest flight from San Diego to Seattle takes 2h 54m. Direct flights go from San Diego to Seattle every day. Cheap flights Toronto - San Diego. Departing on Tuesday, 7 May 2024 and returning on Thursday, 9 May 2024. from £517. 8h ago. Prices refer to lowest available return flight, and are per person for the dates shown. The flights are subject to seat availability as well as variations in the price and tariffs.There are 4 airlines that fly nonstop from San Diego to San Francisco. They are: Alaska Airlines, Frontier, Southwest and United Airlines. The cheapest price of all airlines flying this route was found with Frontier at $38 for a one-way flight. On average, the best prices for this route can be found at Frontier. To reach Seattle, SEA from San Diego, SAN you can choose from the top airlines, Virgin America, Alaska Airlines and United Airlines for a comfortable and convenient journey. The average time taken by a flight to cover the distance of 1050 miles between the two cities is about 2 hours and 30 minutes. Apr 7, 2024 · Airfares from $50 One Way, $100 Round Trip from San Diego to Seattle. Prices starting at $100 for return flights and $50 for one-way flights to Seattle were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Flights from San Diego (SAN) to Seattle (SEA) Origin airport. San Diego Intl. Destination airport. Seattle - Tacoma Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United. Popular airline. Alaska Airlines.The average flight time from San Diego to Seattle is 2 hours and 31 minutes. The flight distance is 1692 km / 1051 miles and the average flight speed is 676 km/h / 420 mph. How many AA7556 flights are operated per week? 6 flights per week. The flight AA7556 is operated on Monday, Tuesday, Wednesday, Thursday, Friday and …The two airlines most popular with KAYAK users for flights from San Diego to Vancouver are Delta and Alaska Airlines. With an average price for the route of $397 and an overall rating of 8.0, Delta is the most popular choice. Alaska Airlines is also a great choice for the route, with an average price of $423 and an overall rating of 8.0. Lowest round trip fares by airline from San Diego and Seattle. Cheapest prices ($50 One Way, $95 Round Trip) found within past 7 days. Prices and availability subject to change. Additional terms may apply. Wed, Apr 17 - Mon, Apr 29. SAN. San Diego. SEA. Seattle. Book one-way or return flights from Seattle to San Diego with no change fee on selected flights. Earn double rewards with airline miles + Expedia points. Find 2024 flight deals now! ... Select Spirit Airlines flight, departing Tue., May 14 from Seattle to San Diego, returning Tue., Jun. 11, priced at CA $173 found 3 days ago. Sat., Apr. 27 ...Prices were available within the past 7 days and start at $29 for one-way flights and $53 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Looking for cheap flights to San Diego? Book now to earn airline miles in addition to our OneKeyCash rewards and receive alerts if flight ...Most airlines such as Frontier and Spirit Airlines fly to San Diego from Seattle in 9h 04m. For as low as $86 per ticket, Frontier offers the fastest flight to San Diego from Seattle. Roughly 1057 mi separate Seattle from San Diego. This …Connect with us. Find low fares to top destinations on the official Southwest Airlines website. Book flight reservations, rental cars, and hotels on southwest.com.Seattle / Tacoma to San Diego Flights Flights from SEA to SAN are operated 48 times a week, with an average of 7 flights per day. Departure times vary between 05:45 - 21:15. The earliest flight departs at 05:45, the last flight departs at 21:15. However, this depends on the date you are flying so please check with the full flight schedule above ...Searching for cheap flights from San Diego to Seattle? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today.How to find cheap flights to Seattle (SEA) from San Diego (SAN) in 2024. Looking for cheap tickets from San Diego International to Seattle / Tacoma International? Return …07-Apr-2024. 08:11PM PDT San Diego Intl - SAN. 11:46PM PDT Seattle-Tacoma Intl - SEA. B739. 3h 35m. Join FlightAware View more flight history Purchase entire flight history for ASA1199. Get Alerts.Previous leg is Seattle to San Diego. Flight DL2558 is code-shared by 2 airlines using the flight numbers KL5583, VS1928. Other flights departing from San Diego SAN: WN623, DL4001, F93990, AS829. Other flights arriving at Seattle SEA: DL728, DL664, AS2571, DL3974. All flights connecting San Diego SAN to Seattle SEA.AS1137 and San Diego SAN to Seattle SEA Flights. Flight AS1137 is code-shared by 2 airlines using the flight numbers JL5422, TN2527. Other flights departing from San Diego SAN: AS2013, WN680, WN4213, WN4176. Other flights arriving at Seattle SEA: AS888, AS2117, DL889, DL4125. All flights connecting San Diego …San Diego to Seattle airports and flights. ... So now we can finally get an idea of the total travel time from San Diego to Seattle including time spent getting to/from the airports, an estimated wait time of 2 hours at the airport for TSA security lines and waiting at the gate, and the actual flight itself. ...Find cheap flights to San Diego San Diego (SAN), California from $34. Search and compare round-trip, one-way, or last-minute flights to San Diego, CA. ... Visit San Diego from Seattle with a flight of just over two hours. The flight from New York City takes just under five hours, and a flight from Chicago takes just under four hours. ...One Way Flights vs Round Trip Flights from San Diego to Seattle . We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from San Diego to Seattle. However, booking a round trip flight can be a simpler ...American Airlines flights. Flights to United States. Flights to San Diego. Find low-fare American Airlines flights to San Diego. Enjoy our travel experience and great prices. Book the lowest fares on San Diego flights today! Mon, May 6 SEA – SAN with Frontier Airlines. 1 stop. from $90. Seattle.$94 per passenger.Departing Wed, Apr 24, returning Tue, Apr 30.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from San Diego International on Wed, Apr 24, arriving in Seattle / Tacoma International.Inbound indirect ... The two airlines most popular with KAYAK users for flights from San Diego to Vancouver are Delta and Alaska Airlines. With an average price for the route of $397 and an overall rating of 8.0, Delta is the most popular choice. Alaska Airlines is also a great choice for the route, with an average price of $423 and an overall rating of 8.0.Find Ultra Low Fares from San Diego to Seattle. Fly with Spirit Airlines and get a great deal on flights from San Diego to Seattle. With Spirit's Bare Fare™ You Pay Only the Services You Need!Flights from San Diego (SAN) to Seattle (SEA) Origin airport. San Diego Intl. Destination airport. Seattle - Tacoma Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United. Popular airline. Alaska Airlines.The two airlines most popular with KAYAK users for flights from Seattle to San Diego are Alaska Airlines and Delta. With an average price for the route of C$ 301 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of C$ 271 and an overall rating of 8.0. Alaska Airlines has the most nonstop flights between San Diego, CA and Seattle; San Francisco, CA - SFO International Airport is the most popular connection for one stop flights between San Diego, CA and Seattle; In-Flight information. The average flying time for a direct flight from San Diego, CA to Seattle is 3 hours 0 minutes; Most direct ... The two airlines most popular with KAYAK users for flights from Austin to Seattle are Alaska Airlines and Delta. With an average price for the route of $368 and an overall rating of 8.0, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $352 and an overall rating of 8.0.Most airlines such as Frontier and Spirit Airlines fly to San Diego from Seattle in 9h 04m. For as low as $86 per ticket, Frontier offers the fastest flight to San Diego from Seattle. Roughly 1057 mi separate Seattle from San Diego. This …Find Ultra Low Fares from San Diego to Seattle. Fly with Spirit Airlines and get a great deal on flights from San Diego to Seattle. With Spirit's Bare Fare™ You Pay Only the Services You Need!The flight time from San Diego to Seattle is 2 hours, 55 minutes. The time spent in the air is 2 hours, 23 minutes. These numbers are averages. In reality, it varies by airline with Delta being the fastest taking 2 hours, 54 minutes, and Alaska the slowest taking 2 … Cheap Flights from SEA to SAN starting at $50 One Way, $100 Round Trip. Prices starting at $100 for return flights and $50 for one-way flights to San Diego Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. The two airlines most popular with KAYAK users for flights from San Diego to Salt Lake City are Alaska Airlines and Delta. With an average price for the route of $236 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $292 and an overall rating of 8.0. Baja California Sur ». Los Cabos. $312. Flights to San José del Cabo, Los Cabos. Find flights to Los Cabos from $116. Fly from San Diego on American Airlines, Delta, United Airlines and more. Search for Los Cabos flights on KAYAK now to find the best deal. Flights to Seattle, Washington Wherever you're coming from, find your deal to go . From. New York (JFK) to Seattle (SEA) From . $149 . one-way . From . $149 . one-way . Restrictions Apply . Boston (BOS) to Seattle (SEA) From . $174 . one-way . From . $174 . one-way . Restrictions Apply . See all deals with Best Fare Finder .Flights to Seattle, Washington Wherever you're coming from, find your deal to go . From. New York (JFK) to Seattle (SEA) From . $149 . one-way . From . $149 . one-way . Restrictions Apply . Boston (BOS) to Seattle (SEA) From . $174 . one-way . From . $174 . one-way . Restrictions Apply . 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AS1137 and San Diego SAN to Seattle SEA Flights. Flight AS1137 is code-shared by 2 airlines using the flight numbers JL5422, TN2527. Other flights departing from San Diego SAN: AS2013, WN680, WN4213, WN4176. Other flights arriving at Seattle SEA: AS888, AS2117, DL889, DL4125. All flights connecting San Diego …. Firkirin
DL2183 and San Diego SAN to Seattle SEA Flights. Flight DL2183 is code-shared by 4 airlines using the flight numbers KE3082, KL6353, VS4861, WS8277. Other flights departing from San Diego SAN: AS1177, HA57, UA1502, UA2049. Other flights arriving at Seattle SEA: AS351, AS383, DL2216, AS944. All flights connecting San …Apr 27, 2024 · Searching for cheap flights from Seattle to San Diego? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today. 07-Apr-2024. 08:11PM PDT San Diego Intl - SAN. 11:46PM PDT Seattle-Tacoma Intl - SEA. B739. 3h 35m. Join FlightAware View more flight history Purchase entire flight history for ASA1199. Get Alerts.Prices starting at $100 for return flights and $50 for one-way flights to San Diego Intl. were the cheapest prices found within the past 7 days, for the period specified. ... May 8 from Seattle to San Diego, returning Tue, May 14, priced at $118 found 6 hours ago. Tue, May 14 - Sat, May 18. PAE. Seattle Paine Field Intl. Airport. SAN. San Diego ...07-Apr-2024. 08:11PM PDT San Diego Intl - SAN. 11:46PM PDT Seattle-Tacoma Intl - SEA. B739. 3h 35m. Join FlightAware View more flight history Purchase entire flight history for ASA1199. Get Alerts.Cheap Flights from San Diego to Denver (SAN-DEN) Prices were available within the past 7 days and start at $34 for one-way flights and $63 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from San Diego to Denver with no change fee on selected flights.Use Google Flights to plan your next trip and find cheap one way or round trip flights from San Diego to anywhere in the world. Find the best flights fast, track prices, and book with confidence.These are currently the most popular flights operated by Alaska, based on the number of scheduled flights for this month: All Alaska flights on an interactive flight map, including Alaska timetables and flight schedules. Find Alaska routes, destinations and airports, see where they fly and book your flight!Find Delta airfare deals on flights to San Diego. Fly nonstop to SAN on Delta from LAX, SEA, SLC, MSP, ATL, JFK, DTW & BOS. 24-hour risk-free cancellation.The cheapest way to get from San Diego to Seattle costs only $176, and the quickest way takes just 4¾ hours. Find the travel option that best suits you. ... Flights from San Diego to Seattle Ave. Duration 3h 1m When Every day Estimated price $140 - $550 Flights from San Diego to Seattle via Portland ...Find cheap flights to San Diego San Diego (SAN), California from $34. Search and compare round-trip, one-way, or last-minute flights to San Diego, CA. ... Visit San Diego from Seattle with a flight of just over two hours. The flight from New York City takes just under five hours, and a flight from Chicago takes just under four hours. ...The two airlines most popular with KAYAK users for flights from San Jose to Seattle are Alaska Airlines and Delta. With an average price for the route of $219 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $208 and an overall rating of 8.0.Return flights from San Diego SAN to Seattle SEA with United If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $196 to $258, it’s easy to find a flight that suits your budget. Sat, 4 May SEA - SAN with Frontier Airlines. 1 stop. from £71. Seattle. £99 per passenger.Departing Wed, 22 May, returning Sat, 1 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 22 May, arriving in Seattle / Tacoma International.Inbound indirect flight with ... .