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Did you mean flights from Seattle to Boston?

Cheap Flights from Boston to Seattle, WA, United States - BOS to SEA Last modified: Jun 30, 2016 12:48 AM

Popular flights from Boston to Seattle Last modified: Jun 30, 2016 12:48 AM

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.

United
BOSSEA
Wed 9/7
1 stop
SEABOS
Tue 9/13
1 stop
$301
Select
United
BOSSEA
Wed 9/7
1 stop
SEABOS
Wed 9/14
1 stop
$301
Select
United
BOSSEA
Wed 9/7
1 stop
SEABOS
Wed 9/21
1 stop
$301
Select
United
BOSSEA
Thu 9/8
1 stop
SEABOS
Tue 9/13
1 stop
$301
Select
United
BOSSEA
Sat 9/10
1 stop
SEABOS
Tue 9/13
1 stop
$301
Select
American
BOSSEA
Sat 9/17
1 stop
SEABOS
Tue 9/27
1 stop
$305
Select
American
BOSSEA
Tue 9/20
1 stop
SEABOS
Tue 9/27
1 stop
$305
Select
American
BOSSEA
Wed 9/21
1 stop
SEABOS
Tue 9/27
1 stop
$305
Select
American
BOSSEA
Fri 9/23
1 stop
SEABOS
Tue 9/27
1 stop
$305
Select
Alaska
BOSSEA
Tue 9/20
1 stop
SEABOS
Tue 9/27
1 stop
$310
Select
JetBlue
BOSSEA
Wed 9/7
nonstop
SEABOS
Mon 9/12
nonstop
$325
Select
JetBlue
BOSSEA
Thu 9/8
nonstop
SEABOS
Mon 9/19
nonstop
$325
Select
JetBlue
BOSSEA
Thu 9/8
nonstop
SEABOS
Mon 9/12
nonstop
$325
Select
JetBlue
BOSSEA
Thu 9/8
nonstop
SEABOS
Tue 9/13
nonstop
$325
Select
JetBlue
BOSSEA
Wed 9/14
nonstop
SEABOS
Mon 9/19
nonstop
$325
Select
Sun Country
BOSSEA
Mon 7/4
1 stop
SEABOS
Thu 7/7
1 stop
$347
Select
Spirit
BOSSEA
Tue 9/27
1 stop
SEABOS
Sat 10/1
1 stop
$374
Select
Spirit
BOSSEA
Sat 10/8
1 stop
SEABOS
Sat 10/15
1 stop
$374
Select

How Much Does it Cost to Fly from Boston to Seattle (BOS to SEA)?

We have collected flight cost data from across the web for travel from Boston to Seattle, and have found the average flight price for this trip to be $303.

When Can I Buy the Cheapest Flight from Boston to Seattle (BOS to SEA)?

Airlines can adjust prices for plane tickets from Boston 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 Boston to Seattle

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

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $477 $322
7-14 days $477 $317
14-21 days $422 $305
21-30 days $462 $376
30-60 days $444 $310
60-90 days $325 $301
90+ days $325 $301

Cheapest Day To Fly from Boston to Seattle

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

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$305 $301 $301 $301 $301 $301 $305

Lowest Fares Chart By Month from Boston to Seattle

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

Month Origin Destination Carrier Depart Date Return Date Stops Price
June Boston Seattle United 6/30/16 7/8/16 1 $406
July Boston Seattle United 7/18/16 7/25/16 1 $305
August Boston Seattle United 8/31/16 9/14/16 1 $305
September Boston Seattle United 9/7/16 9/13/16 1 $301
October Boston Seattle United 10/5/16 10/21/16 1 $301
November Boston Seattle United 11/1/16 11/10/16 1 $301
December Boston Seattle Alaska 12/7/16 12/13/16 1 $310
January Boston Seattle Alaska 1/11/17 1/15/17 1 $310

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

Next 30 Days

SunMonTueWedThuFriSat
3 4 5 6 7 8 9
$477
10 11 12 13 14 15 16
$477 $477
17 18 19 20 21 22 23
$477 $557
24 25 26 27 28 29 30
$557 $557
31 1 2 3 4 5 6
$557 $697
7 8 9 10 11 12 13
$697

Non-Stop vs Connecting Flights from Boston to Seattle (BOS to SEA)

Your Boston 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 Boston to Seattle is $345.

The average price for non-stop flights from Boston to Seattle is $326.

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

Nonstop Flight Details from Boston to Seattle
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Alaska 3 3 3 3 3 3 3 07:00 18:55
JetBlue 3 3 3 3 3 3 3 07:14 20:50
Delta 1 1 1 1 1 1 1 06:59 06:59

Round Trip vs One Way Flights from Boston to Seattle (BOS 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 Boston 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 Boston to Seattle is $164.

The average price for round trip flights from Boston to Seattle is $334.

More Cheap Flights

FlightsAirlineLowest Price
New York to Seattle American, Alaska, JetBlue, Sun Country, United $279
Newark to Seattle American, Alaska, JetBlue, United, Virgin America $334
Hartford to Seattle American, Alaska, United $394
Providence to Seattle American, Alaska, United $326
Burlington to Seattle American, Alaska, JetBlue, United $354
Manchester to Seattle American, United $324
Portland to Seattle American, Alaska, JetBlue, United $348
Albany to Seattle American, Alaska, United $376
Westchester County to Seattle American, Alaska, United $411
Bangor to Seattle American, Alaska, United $470
Long Island MacArthur to Seattle American, United $685
Newburgh to SeattleCheck Dates
New Haven to Seattle American $542
Nantucket to Seattle American, JetBlue, United Check Dates
New York to Los Angeles American, Alaska, JetBlue, Spirit, Sun Country, United, Virgin America $268
New York to Chicago American, Alaska, JetBlue, Spirit, United $81
New York to San Francisco American, Alaska, JetBlue, Sun Country, United, Virgin America $291
New York to Las Vegas American, Alaska, JetBlue, Spirit, Sun Country, United, Virgin America $244
New York to Vancouver American, Air Canada, Alaska, JetBlue, Cathay, Porter, Sun Country, United, Virgin America, WestJet $411
New York to London Aegean, American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, airBaltic, Condor, Aer Lingus, Iberia, Meridiana, KLM, Kuwait, Lufthansa, LOT, Thomas Cook, Czech, Austrian, TAROM, SATA, XL Airways, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic, Euro Atlantic $465
New York to Portland American, Alaska, JetBlue, Sun Country, United, Virgin America $289
New York to Atlanta American, Alaska, Frontier, Spirit, United $147
New York to Dallas - Ft Worth American, Alaska, JetBlue, Spirit, United, Virgin America $87
Boston to Portland American, Alaska, JetBlue, Sun Country, United, Virgin America $311
New York to Denver American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United $225
New York to Paris Aegean, American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, airBaltic, Condor, Pullmantur Air, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, XL Airways, SAS, Brussels, Corsair, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic $471
New York to Orlando American, JetBlue, Spirit, United $185
Boston to Vancouver American, Air Canada, Alaska, JetBlue, Sun Country, United, Virgin America, WestJet $312
New York to Miami American, Frontier, United $165
New York to Toronto American, Air Canada, Alaska, JetBlue, Porter, United, WestJet $174

Airports for Your Route

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

Boston to Seattle Flight Questions

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

Question: How long is a direct flight from Boston to Seattle?
Answer: The average Boston to Seattle flight time is 6 hours and 13 minutes.
Question: How many miles are there between Boston and Seattle?
Answer: The distance from Boston to Seattle is 2488 miles.
Question: How common are direct flights from Boston to Seattle?
Answer: There are 49 direct flights from Boston to Seattle.
Question: What is the most popular airline for non-stop flights from Boston to Seattle?
Answer: JetBlue Airways provides 42% of the non-stop flights between Boston and Seattle.
Boston (BOS) To Seattle, WA (SEA) Flights: Cheap Flights From Boston To Seattle | FareCompare.