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  1. Flights
  2. United States
  3. Seattle, WA
  4. Boston, MA - Seattle, WA

Cheap Flights from Boston, MA (BOS) to Seattle, WA (SEA)

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Discover the cheapest flights from Boston, MA to Seattle, WA
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Wed, Apr 29 - Sat, May 2
American Airlines
American Airlines1 stop
BOS - SEA
Alaska Airlines
Alaska AirlinesDirect
SEA - BOS
184$
182$
Prime price per passenger
Sat, May 9 - Tue, May 12
Alaska Airlines
Alaska AirlinesDirect
BOS - SEA
Alaska Airlines
Alaska AirlinesDirect
SEA - BOS
197$
184$
Prime price per passenger
Thu, Mar 26 - Tue, Mar 31
Alaska Airlines
Alaska AirlinesDirect
BOS - SEA
Alaska Airlines
Alaska AirlinesDirect
SEA - BOS
197$
184$
Prime price per passenger
Fri, Apr 3 - Thu, Apr 9
Alaska Airlines
Alaska AirlinesDirect
BOS - SEA
Alaska Airlines
Alaska AirlinesDirect
SEA - BOS
197$
184$
Prime price per passenger
Wed, Apr 15 - Mon, Apr 20
American Airlines
American Airlines1 stop
BOS - SEA
Alaska Airlines
Alaska AirlinesDirect
SEA - BOS
207$
Prime price per passenger
Wed, May 27 - Thu, May 28
Alaska Airlines
Alaska Airlines1 stop
BOS - SEA
Alaska Airlines
Alaska AirlinesDirect
SEA - BOS
231$
225$
Prime price per passenger
Wed, Mar 25
Alaska Airlines
Alaska AirlinesDirect
BOS - SEA
99$
92$
Prime price per passenger
Mon, Apr 6
Alaska Airlines
Alaska AirlinesDirect
BOS - SEA
99$
92$
Prime price per passenger
Fri, May 1
Alaska Airlines
Alaska AirlinesDirect
BOS - SEA
99$
92$
Prime price per passenger
Fri, May 8
Alaska Airlines
Alaska AirlinesDirect
BOS - SEA
101$
92$
Prime price per passenger
Wed, May 27
Alaska Airlines
Alaska AirlinesDirect
BOS - SEA
119$
107$
Prime price per passenger
Thu, Apr 23
American Airlines
American Airlines1 stop
BOS - SEA
114$
109$
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Boston, MA to Seattle, WA

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the end of March. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
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week: Mar 30 - Apr 5
Flights from just $128
$146
$132
$132
$128
$168
$217
$186
$141
$156
$176
$188
$181
MarchAprilMay
Flying Time6 h and 26 mWhen flying from Boston, MA to Seattle, WA, this can take around 6 h and 26 m in flying time, however this flight duration can vary due to other factors
Cheapest flight$92The best price for flights from Boston, MA to Seattle, WA offered by eDreams, which have been found by our customers in the last 3 days
Origin airportLogan International AirportWhen flying from Boston, MA to Seattle, WA
Destination airportSeattle-Tacoma International AirportFor the route from Boston, MA to Seattle, WA
Peak seasonMarchMarch is the busiest time to fly from Boston, MA to Seattle, WA according to search data results from our customers
Airlines operating this routeAlaska Airlines, American AirlinesAirline(s) that fly from Boston, MA to Seattle, WA
One-way average Price315.27A flight from Boston, MA to Seattle, WA at eDreams will cost around 315.27, this being based on prices of the previous 6 months of data
Best time to bookMarchDecember is one of the most frequent times to fly to Seattle, WA from Boston, MA according to real data from our customers
Airlines that fly from Boston, MA to Seattle, WA
Alaska Airlines
Alaska Airlines
336$

Local currency and cost comparison

TrainLocal, one-way ticket
30%Trains are 30% more expensive in Seattle, WA than in Boston, MA.
Boston, MA$2.40
Seattle, WA$3.00
MealMid-priced restaurant
0%A meal in Seattle, WA costs roughly the same as in Boston, MA.
Boston, MA$25.00
Seattle, WA$25.00
TaxiStandard daytime start rate
0%A taxi in Seattle, WA costs roughly the same as in Boston, MA.
Boston, MA$2.60
Seattle, WA$2.60
CoffeeRegular cappuccino
22%Coffee is 22% more expensive in Seattle, WA than in Boston, MA.
Boston, MA$5.07
Seattle, WA$6.19
Distance: 2485 miles
Boston, MA airports
Logan International Airport (BOS)How far from city center: 3 miles
Seattle, WA airports
Seattle All Airports (SEA)How far from city center: 11 miles

Are you planning to travel to Seattle, WA for vacations, business or family visits? eDreams offers you the cheapest flights and best deals departing from Boston, MA. With our fast search engine you will get a large selection of airfares from standard and low cost airlines worldwide and easily book your tickets for this route. If you are flexible we help you identify the cheapest day to fly to Seattle, WA and if you need to leave soon you can check our most convenient last minute fares. Read all the useful information about your next destination and proceed to the reservation, indicating your flight dates and completing your travel booking with hotels and car rental!

Frequently asked questions about flights from Boston, MA to Seattle, WA

What are the benefits of booking flexible flight tickets?
Using the flexible flight ticket, you're guaranteed a refund or a rebooking option (without fees) in case of flight cancellations when travelling to United States. At eDreams have you covered!
On average, how much is the price of a flight from Boston, MA to Seattle, WA?
When you fly from Boston, MA to Seattle, WA the average price is 315.27. However, this price depends on many other factors such as seasonality or how far in advance the route has been booked.
For flights from Boston, MA to Seattle, WA, how can I find the cheapest price?
The cheapest price for a flight from Boston, MA to Seattle, WA is $92. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.
Is Seattle, WA more expensive than Boston, MA to visit?
Comparing transport prices, a cab ride in Seattle, WA costs an average of 2.60 USD, the same as in Boston, MA,
while train tickets cost 25% more at Seattle, WA: $ 3.00 USD versus $ 2.40 USD at Boston, MA.
Contrasting the price of a meal, they round 25.00 USD in both Seattle, WA and Boston, MA.
The price of the coffee is around 22% more expensive in Seattle, WA, with an average of 6.19 USD , while in Boston, MA the coffee costs 5.07 USD.
When booking, when is the best time to get the best prices for flights from Boston, MA to Seattle, WA?
The most popular months to book a trip from Boston, MA to Seattle, WA are May, October and July, based on the searches of our customers.
When is the best time to travel from Boston, MA to Seattle, WA?
The best time of the year to visit Seattle, WA depends on lots of personal preferences, especially the price. Regarding popularity, June is the best month to fly to Seattle, WA from Boston, MA in terms of searches from our customers, followed by August and May. If you prefer to avoid the busy season and get away from the crowds April, January and February are the months with fewer searches for Boston, MA - Seattle, WA.

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