Alaska Airlines Boston to Seattle Flights
Return flight: Seattle – Boston
Cheapflightsplus.com will find cheap Alaska Airlines flights from Boston to Seattle. Compare airline ticket prices and book air tickets starting from $87 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Alaska Airlines, arrivals and departure details below.
Find Cheap Airfare Boston (MA) — Seattle (WA) by Alaska Airlines
To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in may: one-way - $87, two-way – $149.
Direct flights
Check prices for return flight
Cheap Flights from Boston to Seattle by Alaska Airlines
Look at the list of plane tickets for the most popular direct and connecting flights by Alaska Airlines, their prices start from $87. The fastest nonstop flight takes 6h. The fastest connecting flight — 8h.
| Price | Departure | Arrival | Flight Time | Airline | Flight |
|---|---|---|---|---|---|
| from $87 | 10:00 am Boston Logan | 1:20 pm Seattle Seattle-Tacoma Intl | 6h 20m | Alaska Airlines | AS273 |
| from $87 | 7:55 pm Boston Logan | 11:15 pm Seattle Seattle-Tacoma Intl | 6h 20m | Alaska Airlines | AS253 |
| from $87 | 4:45 pm Boston Logan | 8:09 pm Seattle Seattle-Tacoma Intl | 6h 24m | Alaska Airlines | AS15 |
| from $87 | 7:15 am Boston Logan | 10:25 am Seattle Seattle-Tacoma Intl | 6h 10m | Alaska Airlines | AS25 |
| from $129 | 7:00 am Boston Logan | 10:28 am Seattle Seattle-Tacoma Intl | 6h 28m | Alaska Airlines | AS25 |
| from $129 | 9:00 am Boston Logan | 12:28 pm Seattle Seattle-Tacoma Intl | 6h 28m | Alaska Airlines | AS485 |
| from $154 | 7:00 pm Boston Logan | 10:26 pm Seattle Seattle-Tacoma Intl | 6h 26m | Alaska Airlines | AS15 |
| from $191 | 9:00 am Boston Logan | 12:00 pm Seattle Seattle-Tacoma Intl | 6h 0m | Alaska Airlines | AS33 |
| from $128 | 5:00 am Boston Logan | 10:38 am Seattle Seattle-Tacoma Intl | 8h 38m layover 1h 11m - Chicago | Alaska Airlines | AS4296 AS23 |
| from $152 | 4:25 pm Boston Logan | 9:48 pm Seattle Seattle-Tacoma Intl | 8h 23m layover 1h 9m - Portland | Alaska Airlines | AS33 AS254 |
| from $152 | 8:00 am Boston Logan | 1:38 pm Seattle Seattle-Tacoma Intl | 8h 38m layover 1h 25m - Portland | Alaska Airlines | AS171 AS2062 |
| from $152 | 4:25 pm Boston Logan | 10:37 pm Seattle Seattle-Tacoma Intl | 9h 12m layover 1h 59m - Portland | Alaska Airlines | AS33 AS2404 |
Show All Flights
*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 05/21/2024
Alaska Airlines Flight Schedule Boston to Seattle
Below is a detailed 2024 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
| Departure | Arrival | Flight Details | Flight Time | Price |
|---|---|---|---|---|
|
10:00 am — 1:20 pm
|
10:00 am — 1:20 pm
AS273
Alaska Airlines
Boston — Seattle
|
6h 20m |
Find flight
from$87 |
|
|
4:45 pm — 8:09 pm
|
4:45 pm — 8:09 pm
AS15
Alaska Airlines
Boston — Seattle
|
6h 24m |
Find flight
from$87 |
|
|
7:15 am — 10:25 am
|
7:15 am — 10:25 am
AS25
Alaska Airlines
Boston — Seattle
|
6h 10m |
Find flight
from$87 |
|
|
7:55 pm — 11:15 pm
|
7:55 pm — 11:15 pm
AS253
Alaska Airlines
Boston — Seattle
|
6h 20m |
Find flight
from$87 |
|
|
9:00 am — 12:28 pm
|
9:00 am — 12:28 pm
AS485
Alaska Airlines
Boston — Seattle
|
6h 28m |
Find flight
from$129 |
|
|
9:00 am — 12:00 pm
|
9:00 am — 12:00 pm
AS33
Alaska Airlines
Boston — Seattle
|
6h |
Find flight
from$191 |
|
|
10:00 am — 6:33 pm
|
10:00 am — 1:20 pm
AS469
Alaska Airlines
Boston — Los Angeles
2h 20m stop
3:40 pm — 6:33 pm
AS617
Alaska Airlines
Los Angeles — Seattle
|
11h 33m including layover |
Find flight
from$152 |
|
|
12:01 pm — 8:18 pm
|
12:01 pm — 1:50 pm
AS6700
Alaska Airlines
Boston — Chicago
3h 50m stop
5:40 pm — 8:18 pm
AS51
Alaska Airlines
Chicago — Seattle
|
11h 17m including layover |
Find flight
from$365 |
|
|
1:44 pm — 8:18 pm
|
1:44 pm — 3:32 pm
AS6761
Alaska Airlines
Boston — Chicago
2h 8m stop
5:40 pm — 8:18 pm
AS51
Alaska Airlines
Chicago — Seattle
|
9h 34m including layover |
Find flight
from$522 |
|
|
4:25 pm — 9:48 pm
|
4:25 pm — 7:46 pm
AS33
Alaska Airlines
Boston — Portland
1h 9m stop
8:55 pm — 9:48 pm
AS254
Alaska Airlines
Portland — Seattle
|
8h 23m including layover |
Find flight
from$152 |
|
|
5:00 am — 10:38 am
|
5:00 am — 6:49 am
AS4296
Alaska Airlines
Boston — Chicago
1h 11m stop
8:00 am — 10:38 am
AS23
Alaska Airlines
Chicago — Seattle
|
8h 38m including layover |
Find flight
from$128 |
|
|
5:40 pm — 6:05 pm
+1 day
|
5:40 pm — 9:02 pm
AS769
Alaska Airlines
Boston — San Diego
18h 11m stop
3:13 pm — 6:05 pm
AS461
Alaska Airlines
San Diego — Seattle
|
27h 25m including layover |
Find flight
from$252 |
|
|
6:30 pm — 10:15 am
+1 day
|
6:30 pm — 10:16 pm
AS1359
Alaska Airlines
Boston — San Francisco
9h 44m stop
8:00 am — 10:15 am
AS1243
Alaska Airlines
San Francisco — Seattle
|
18h 45m including layover |
Find flight
from$87 |
|
|
6:30 pm — 2:34 am
+1 day
|
6:30 pm — 9:47 pm
AS459
Alaska Airlines
Boston — Los Angeles
1h 53m stop
11:40 pm — 2:34 am
AS287
Alaska Airlines
Los Angeles — Seattle
|
11h 4m including layover |
Find flight
from$152 |
|
|
8:00 am — 2:29 pm
|
8:00 am — 11:20 am
AS171
Alaska Airlines
Boston — Portland
2h 15m stop
1:35 pm — 2:29 pm
AS905
Alaska Airlines
Portland — Seattle
|
9h 29m including layover |
Find flight
from$152 |
|
|
8:00 am — 1:38 pm
|
8:00 am — 11:20 am
AS171
Alaska Airlines
Boston — Portland
1h 25m stop
12:45 pm — 1:38 pm
AS2062
Alaska Airlines
Portland — Seattle
|
8h 38m including layover |
Find flight
from$152 |
|
*Departure and arrival times are local. Last updated on 05/21/2024
Flight Information
There are 8 flights by Alaska Airlines from Boston to Seattle every week with departures from Logan, Boston City Heliport, Boston RT128 Rail, Boston South Rail. All flights arrive at Seattle-Tacoma Intl, Boeing Field International Airport, Kenmore Air Harbor SPB.
Departures start from 10:00 am to 9:00 am. Nonstop flight is 6h. The time difference between Boston and Seattle is 3h.
- The fastest flight 6h
- Average flight time 6h 22m
- The earliest flight 10:00 am
- The latest flight 9:00 am
- Distance 2489 ml
The cheapest flight by Alaska Airlines that our users were able to find is $87. This airfare is economy class on one-way AS273 flight for September 15, 2020 leaving Logan in Boston at 10:00 am, it includes all taxes and additional fees.
Alaska Airlines Airplanes on the Route
List of the most popular Alaska Airlines airplanes flying from Boston to Seattle:
- Boeing 737-900 (winglets)from $87Find
- Boeing 737-900from $87Find
- Boeing 737-800 (winglets)from $87Find
- Airbus A318/A319/A320/A321from $152Find
- Airbus A318from $279Find
Other Popular Airlines on the Route
Besides Alaska Airlines there are other 8 airline carriers between Boston and Seattle. Please review schedules and prices from the most popular airlines to find the best airfare deals from Boston to Seattle.
Nonstop flights
There are 24 direct flights every day from Boston. Airlines and fares are below:
- from $102Find
- from $93Find
- from $113Find
See more direct flights
Connecting Flights
List of flights with layovers (1 and more stops):
- from $68Find
- from $60Find
- from $90Find
- from $59Find
- from $47Find
- F9 - Frontier Airlinesfrom $85Find
- WN - Southwest Airlinesfrom $94Find
- TK - Turkish Airlinesfrom $1001Find
See more connecting flights
How to book an air ticket yourself?
- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
- Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
- Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
To find a plane ticket, please select dates.