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Did you mean flights from Seattle to Boston?

Flights from Boston to Seattle, United States

Boston to Seattle Last modified: Oct 17, 2017 3:33 -04:00Prices shown were found by travelers like you over the past 30 days

We've scanned 49,900,365,416 round trip itineraries and found the cheapest flights to Seattle. Alaska & JetBlue frequently offer the best deals to Seattle flights, or select your preferred carrier below to see the cheapest days to fly.

Alaska
BOSSEA
Sat 12/2
nonstop
SEABOS
Sat 12/9
nonstop
$227
JetBlue
BOSSEA
Tue 12/5
nonstop
SEABOS
Mon 12/11
nonstop
$232
United
BOSSEA
Sat 12/2
1 stop
SEABOS
Sat 12/9
1 stop
$235
American
BOSSEA
Sat 12/2
1 stop
SEABOS
Tue 12/5
1 stop
$244
Sun Country
BOSSEA
Mon 11/6
1 stop
SEABOS
Tue 11/14
1 stop
$284
Spirit
BOSSEA
Tue 10/31
1 stop
SEABOS
Tue 11/7
1 stop
$368

How Much is a Flight from Boston to Seattle? Prices shown were found by travelers like you over the past 30 days

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 $233.

Where To Buy Cheap Flights from Boston to Seattle?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for 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 found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from Boston to Seattle? Prices shown were found by travelers like you over the past 30 days

The chart below shows up-to-date information regarding how far in advance to book your flight from Boston to Seattle.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $466 $316
7-14 days $322 $304
14-21 days $297 $284
21-30 days $276 $284
30-60 days $227 $235
60-90 days $297 $284
90+ days $297 $305

Cheapest Day To Fly from Boston to Seattle Prices shown were found by travelers like you over the past 30 days

We've examined 49,908,208,129 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Boston to Seattle is Tuesday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$237$227$227$232$232$227$245

Compare Flight Prices from Boston to Seattle by Month Prices shown were found by travelers like you over the past 30 days

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for Boston to Seattle flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
October Boston Seattle Sun Country 10/30/17 11/1/17 1 $304
November Boston Seattle United 11/30/17 12/2/17 1 $240
December Boston Seattle Alaska 12/2/17 12/5/17 0 $227
January Boston Seattle Sun Country 1/5/18 1/7/18 1 $284
February Boston Seattle Alaska 2/6/18 2/13/18 0 $297
March Boston Seattle Alaska 3/3/18 3/8/18 0 $311
April Boston Seattle Alaska 4/27/18 4/29/18 0 $325
May Boston Seattle Alaska 5/1/18 5/4/18 0 $325

Cheap Last Minute Flights from Boston to Seattle Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Boston to Seattle. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
15 16 17 18 19 20 21
$376
22 23 24 25 26 27 28
$376 $316
29 30 31 1 2 3 4
$316 $304
5 6 7 8 9 10 11
$304 $284
12 13 14 15 16 17 18
$284 $338
19 20 21 22 23 24 25
$338

Connecting Flights vs Direct Flights from Boston to Seattle Prices shown were found by travelers like you over the past 30 days

Flights between some cities may be significantly cheaper if you choose 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 $320.

The average price for direct flights from Boston to Seattle is $376.

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

Weekly Direct Flights from Boston to Seattle - By Carrier
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Alaska 2 2 2 2 2 2 2 07:10 18:55
JetBlue 2 2 1 2 2 1 2 08:58 19:49
Major Airlines 2 1 1 2 2 1 2 07:20 17:35

One Way Flights vs Round Trip Flights from Boston to Seattle Prices shown were found by travelers like you over the past 30 days

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 not available.

The average price for round trip flights from Boston to Seattle is $311.

Boston to Seattle Flight Questions

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

Question: How long is the flight from Boston to Seattle?
Answer: The average Boston to Seattle flight time is 6 hours and 24 minutes.
Question: How far is Seattle from Boston?
Answer: The distance from Boston to Seattle is 2,488 miles (4,004 kilometers).
Question: How common are direct flights from Boston to Seattle?
Answer: There are 36 direct flights from Boston to Seattle.
Question: What are the most popular Boston airlines for direct flights from Boston to Seattle?
Answer: Alaska Airlines provides 38% of the non-stop flights between Boston and Seattle.
Question: What are the most popular connecting cities when flying from Boston to Seattle?
Answer: Los Angeles, CA

Airlines in Boston flying to Seattle Last modified: Oct 17, 2017 3:33 -04:00Number of routes searched: 217Number of itineraries searched: 485,639

Wondering which airlines fly out of Boston to Seattle? We've gathered the average price of Boston airlines with flights to Seattle. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

Boston to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Alaska -
JetBlue -
Major Airlines -
United -
American CLT
American DFW
American JFK
American LAX
American LHR
Air Canada YYZ
Alaska LAX
Alaska PDX
Alaska SAN
Alaska SFO
JetBlue JFK
JetBlue LGB
Major Airlines ATL
Major Airlines AUS
Major Airlines BNA
Major Airlines CVG
Icelandair KEF
Spirit BWI
Spirit LAS
Sun Country MSP
United DEN
United EWR
United IAD
United IAH
Virgin America LAX
Virgin America SFO

Boston to Seattle Airports

These are the major commercial airports we're currently monitoring in Boston and Seattle. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap Flights from Boston to Seattle