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Cheap Flights from Washington to Seattle, WA, United States - WAS to SEA Last modified: May 27, 2016 2:02 PM

Popular flights from Washington to Seattle Last modified: May 27, 2016 2:02 PM

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Sep 24, 2016 Oct 8, 2016 $359
American Airlines
Departure Date Return Date Lowest Price
Sep 3, 2016 Sep 12, 2016 $376
Sep 3, 2016 Sep 7, 2016 $376
Sep 7, 2016 Sep 10, 2016 $376
Sep 7, 2016 Sep 20, 2016 $376
Sep 10, 2016 Sep 20, 2016 $376
Frontier Airlines
Departure Date Return Date Lowest Price
Aug 30, 2016 Sep 10, 2016 $244
Aug 30, 2016 Sep 13, 2016 $244
Sep 17, 2016 Sep 20, 2016 $244
JetBlue Airways
Departure Date Return Date Lowest Price
Aug 30, 2016 Sep 13, 2016 $417
Sep 12, 2016 Sep 15, 2016 $417
Sep 12, 2016 Sep 22, 2016 $417
Sep 12, 2016 Sep 16, 2016 $417
Sep 14, 2016 Sep 19, 2016 $417
United Airlines
Departure Date Return Date Lowest Price
Sep 20, 2016 Sep 28, 2016 $371
Virgin America
Departure Date Return Date Lowest Price
Aug 16, 2016 Aug 24, 2016 $286
Aug 23, 2016 Sep 6, 2016 $286
Aug 23, 2016 Aug 31, 2016 $286
Aug 23, 2016 Aug 24, 2016 $286
Aug 31, 2016 Sep 6, 2016 $286

How Much Does it Cost to Fly from Washington to Seattle (WAS to SEA)?

We have collected flight cost data from across the web for travel from Washington to Seattle, and have found the average flight price for this trip to be $344.

When Can I Buy the Cheapest Flight from Washington to Seattle (WAS to SEA)?

Airlines can adjust prices for plane tickets from Washington to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from Washington to Seattle

The chart below shows up-to-date information regarding how far in advance a flight from Washington to Seattle should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $811 $483
7-14 days $559 $383
14-21 days $494 $435
21-30 days $429 $409
30-60 days $429 $393
60-90 days $410 $286
90+ days $359 $244

Cheapest Day To Fly from Washington to Seattle

The chart below shows up-to-date information regarding the cheapest days to fly from Washington to Seattle.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$318 $286 $288 $318 $383 $386 $429

Lowest Fares Chart By Month from Washington to Seattle

The chart below shows the lowest fare by month when flying from Washington to Seattle.

Month Origin Destination Carrier Depart Date Return Date Stops Price
May Washington Seattle Frontier 5/31/16 6/7/16 1 $537
June Washington Seattle Virgin America 6/3/16 6/7/16 1 $383
July Washington Seattle Virgin America 7/19/16 8/2/16 1 $393
August Washington Seattle Frontier 8/30/16 9/10/16 1 $244
September Washington Seattle Frontier 9/17/16 9/20/16 1 $244
October Washington Seattle Frontier 10/11/16 10/15/16 1 $244
November Washington Seattle Virgin America 11/5/16 11/8/16 1 $343
December Washington Seattle Virgin America 12/1/16 12/6/16 1 $343

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Washington to Seattle

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Washington to Seattle.

Next 30 Days

SunMonTueWedThuFriSat
29 30 31 1 2 3 4
$748
5 6 7 8 9 10 11
$748 $559
12 13 14 15 16 17 18
$559 $533
19 20 21 22 23 24 25
$533 $521
26 27 28 29 30 1 2
$521 $550
3 4 5 6 7 8 9
$550
TIPSave $33 by flying into Portland instead of Seattle from Washington

Non-Stop vs Connecting Flights from Washington to Seattle (WAS to SEA)

Your Washington to Seattle flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Washington to Seattle is $400.

The average price for non-stop flights from Washington to Seattle is $474.

The chart below shows up to date information regarding non-stop flights from Washington to Seattle.

Nonstop Flight Details from Washington to Seattle
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Alaska 3 3 3 3 3 3 3 08:00 18:55
United 3 3 3 3 3 3 3 08:15 18:20

Round Trip vs One Way Flights from Washington to Seattle (WAS to SEA)

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 Washington to Seattle. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Washington to Seattle is $187.

The average price for round trip flights from Washington to Seattle is $400.

More Cheap Flights

FlightsAirlineLowest Price
Philadelphia to Seattle American, Alaska, JetBlue, Frontier, Spirit, United $262
Baltimore to Seattle American, Alaska, JetBlue, United $368
Newark to Seattle American, Alaska, JetBlue, United, Virgin America $368
Pittsburgh to Seattle American, Alaska, Frontier, United $272
Richmond to Seattle American, Alaska, JetBlue, United $358
Norfolk to Seattle American, Alaska, United $426
Harrisburg to Seattle American, Alaska, United $390
Roanoke to Seattle American, United $390
Wilkes - Barre to Seattle American, United $455
Charlottesville to Seattle American, United $348
Allentown - Bethlehem - Easton to Seattle American, United $286
Newport News to Seattle American $390
Lynchburg to Seattle American $439
State College to Seattle American, Alaska, United $451
Salisbury - Ocean City to Seattle American $658
Atlantic City to SeattleCheck Dates
Williamsport to Seattle American Check Dates
Staunton to SeattleCheck Dates
Morgantown to SeattleCheck Dates
Washington to Portland American, Alaska, JetBlue, Frontier, Sun Country, United, Virgin America $244
Philadelphia to Portland American, Alaska, JetBlue, Frontier, Spirit, United $262
Newark to Vancouver American, Air Canada, Alaska, JetBlue, Porter, United, Virgin America, WestJet $383
Baltimore to Portland American, Alaska, JetBlue, United $310
Washington to Vancouver Sun Air Express, American, Air Canada, Alaska, JetBlue, Frontier, Porter, Sun Country, Air Transat, United, Virgin America, WestJet $385
Philadelphia to Vancouver American, Air Canada, Alaska, JetBlue, United, WestJet $327
Baltimore to Vancouver American, Air Canada, Alaska, JetBlue, Spirit, Porter, United, WestJet $385
Washington to Los Angeles American, Alaska, JetBlue, Frontier, United, Virgin America $240
Newark to Portland American, Alaska, JetBlue, United, Virgin America $346
Philadelphia to Los Angeles American, Alaska, JetBlue, Frontier, Spirit, United $283
Baltimore to Los Angeles American, Alaska, JetBlue, Spirit, United $237

Airlines Flying from Washington to Seattle (WAS to SEA) Number of flights searched: 362Last modified: May 27, 2016 2:02 PM

Below are the different airlines that fly from Washington to Seattle with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Washington to Seattle.

Washington to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHL X X X X X X X
Alaska - X X X X X X X
Alaska PDX X X X X X X X
JetBlue JFK X X X X X X X
Delta MSP X X X X X X X
Frontier DEN X X X X X X X
Sun Country MSP X X X X X X
United - X X X X X X X
United DEN X X X X X X X
Virgin America LAX X X X X X X X
Southwest MKE X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Washington and Seattle, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Washington to Seattle Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from Washington to Seattle?
Answer: The average Washington to Seattle flight time is 5 hours and 52 minutes.
Question: How many miles are there between Washington and Seattle?
Answer: The distance from Washington to Seattle is 2299 miles.
Question: How common are direct flights from Washington to Seattle?
Answer: There are 42 direct flights from Washington to Seattle.
Question: What is the most popular airline for non-stop flights from Washington to Seattle?
Answer: United Airlines provides 50% of the non-stop flights between Washington and Seattle.
Question: What are the most popular connecting cities when flying from Washington to Seattle?
Answer: Denver, CO
Washington (WAS) To Seattle, WA (SEA) Flights: Cheap Flights From Washington To Seattle | FareCompare.