Popular in | June |
---|---|
Cheapest in | January |
Round-trip from | $247 |
One-way from | $143 |
Tuesday is generally a great day to depart. Flying on this day could help you save up to 9%.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 37 days in advance, which can save you up to 37% on flights from Boston to Seattle compared to booking the week you need them. Waiting 37 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $331. For sooner than that we have options available in the next 3 days from $553.
January can be a great time to fly to Seattle from Boston with a flight ticket averaging about $358. Cheapflights users have found deals in the month of January for as cheap as $99. The most expensive prices can be found in the month of June.
One of the essential ways to save on airfare from Boston to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 35% on airfare.
If you’re traveling from Boston to Seattle, one of the more common airlines traveling that route is Spirit Airlines. Boston to Seattle flights are typically 57% cheaper than other airlines traveling the same route. Flights from Spirit Airlines typically cost $381.38 RT. The cheapest Spirit Airlines flight found for this route was $138. When traveling from Boston to Seattle on Spirit Airlines, the most popular airport to depart from is Boston Logan Intl Airport and the most popular airport to arrive at is Seattle/Tacoma Intl Airport. When flying from Boston to Seattle, Spirit Airlines flights are 8% more popular than any other airline flying that same route.
If you’re traveling from Boston to Seattle, one of the more common airlines traveling that route is United Airlines. Flights from United Airlines traveling this route typically cost $380.57 RT. This price is typically 68% more expensive than other airlines that offer Boston to Seattle flights. When booking this route, the cheapest RT price found was $139. The most popular departure airport in Boston when flying to Seattle is Boston Logan Intl Airport. The most popular airport to fly into when visiting Seattle is Seattle/Tacoma Intl Airport. When flying from Boston to Seattle, United Airlines flights are 8% more popular than any other airline flying that same route.
Fly from
Fly to
Budget
$211 - $372
Route
Depart
Return
Price
Boston Logan IntlSeattle/Tacoma Intl
BOS - SEA
BOSSEA
Boston Logan Intl
Tue 6/4
2 stops24h 18m
Seattle/Tacoma Intl
Tue 6/11
2 stops22h 50m
Boston Logan IntlSeattle/Tacoma Intl
BOS - SEA
BOSSEA
Boston Logan Intl
Fri 9/6
1 stop28h 45m
Seattle/Tacoma Intl
Tue 9/10
1 stop30h 40m
Boston Logan IntlSeattle/Tacoma Intl
BOS - SEA
BOSSEA
Boston Logan Intl
Wed 6/5
2 stops21h 06m
Seattle/Tacoma Intl
Mon 6/10
2 stops24h 16m
Boston Logan IntlSeattle/Tacoma Intl
BOS - SEA
BOSSEA
Boston Logan Intl
Wed 5/22
1 stop10h 04m
Seattle/Tacoma Intl
Sat 5/25
1 stop8h 13m
Boston Logan IntlSeattle/Tacoma Intl
BOS - SEA
BOSSEA
Boston Logan Intl
Wed 6/5
1 stop8h 31m
Seattle/Tacoma Intl
Wed 6/12
1 stop10h 25m
Boston Logan IntlSeattle/Tacoma Intl
BOS - SEA
BOSSEA
Boston Logan Intl
Fri 5/31
1 stop23h 30m
Seattle/Tacoma Intl
Mon 6/3
1 stop14h 18m
Boston Logan IntlSeattle/Tacoma Intl
BOS - SEA
BOSSEA
Boston Logan Intl
Tue 6/4
1 stop8h 27m
Seattle/Tacoma Intl
Wed 6/12
Nonstop5h 29m
Boston Logan IntlSeattle/Tacoma Intl
BOS - SEA
BOSSEA
Boston Logan Intl
Wed 6/5
Nonstop6h 17m
Seattle/Tacoma Intl
Wed 6/12
Nonstop5h 40m
Boston Logan IntlSeattle/Tacoma Intl
BOS - SEA
BOSSEA
Boston Logan Intl
Thu 9/5
Nonstop6h 17m
Seattle/Tacoma Intl
Sun 9/8
Nonstop5h 15m
Currently, January is the cheapest month in which you can book a flight from Boston to Seattle (average of $247). Flying from Boston to Seattle in July is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
$247
February
$254
March
$288
April
$294
May
$321
June
$406
July
$408
August
$342
September
$278
October
$256
November
$258
December
$247
SEA Temperature | 41 - 66.2 °F |
---|
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
5%of flight departures | Early morningMidnight to 6 am |
---|---|
54%of flight departures | Morning6 am to noon |
37%of flight departures | AfternoonNoon to 6 pm |
4%of flight departures | Evening6 pm to midnight |
Sunday | 22daily flights |
---|---|
Monday | 23daily flights |
Tuesday | 25daily flights |
Wednesday | 21daily flights |
Thursday | 22daily flights |
Friday | 25daily flights |
Saturday | 20daily flights |
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