Question 1

How long does it take to travel from Seattle to Boston?

Accepted Answer

A one-way nonstop (direct) flight between Seattle and Boston takes around 5.5 hours.

Question 2

What is the flight distance between Seattle and Boston?

Accepted Answer

The flight distance between Seattle and Boston is 4010 km.

Question 3

What airlines offer nonstop (direct) flights between Seattle and Boston?

Accepted Answer

Several carriers operate flights between Seattle and Boston. Airlines offering nonstop (direct) flights include JetBlue Airways, Alaska Airlines.

Question 4

What are the most popular routes to and from Seattle?

Accepted Answer

Travelers frequently search for route combinations, such as Seattle and London, Mexico City, New York, Las Vegas, Los Angeles, Guadalajara, Calgary, Edinburgh, Phoenix, San Francisco, Dallas, Chicago, Honolulu, San Diego, Ontario, Glasgow, Belfast, Denver, Istanbul, Kahului.

Question 5

What are the most popular routes to and from Boston?

Accepted Answer

Travelers frequently search for route combinations, such as Boston and London, Manchester, Barcelona, Orlando, Edinburgh, Glasgow, Atlanta, New York, San Francisco, Mexico City, Tel Aviv, Copenhagen, Washington, D.C., Fort Lauderdale, Dallas, Chicago, Toronto, Belfast, Newcastle upon Tyne, Lisbon.

Question 6

Which airports are there in Seattle?

Accepted Answer

Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Kenmore Air Harbor Seaplane Base.

Question 7

What airports are near Seattle?

Accepted Answer

The main airport in Seattle is Seattle–Tacoma International. It is also served by Vancouver International, Portland International, Abbotsford International, Bellingham International, Paine Field Everett, Pangborn Memorial, Yakima Air Terminal, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB.

Question 8

What airports are near Boston?

Accepted Answer

The main airport in Boston is Logan International. It is also served by Logan International, Bradley International, Rhode Island T. F. Green Int'l Airport, Portland International Jetport, Tweed New Haven, Albany International, Manchester–Boston Regional, Portsmouth International Airport at Pease, Barnstable Municipal, Augusta State.

Question 9

Which airlines fly between Seattle and Boston?

Accepted Answer

Currently, you can fly between Seattle and Boston with JetBlue Airways, United Airlines, Frontier Airlines, Alaska Airlines.

Question 10

When’s the best time to travel between Seattle and Boston?

Accepted Answer

If you don’t have specific dates for your trip between Seattle and Boston, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Question 11

What flights operate between Seattle and Boston?

Accepted Answer

Traveling between Seattle and Boston, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

Question 12

How many airports are there near Seattle?

Accepted Answer

There are a number of airports in and around Seattle. The main one is Seattle–Tacoma International and other nearby airports include Vancouver International, Portland International, Abbotsford International, Bellingham International, Paine Field Everett, Pangborn Memorial, Yakima Air Terminal, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB

Question 13

How many airports are there near Boston?

Accepted Answer

There are a number of airports in and around Boston. The main one is Logan International and other nearby airports include Logan International, Bradley International, Rhode Island T. F. Green Int'l Airport, Portland International Jetport, Tweed New Haven, Albany International, Manchester–Boston Regional, Portsmouth International Airport at Pease, Barnstable Municipal, Augusta State.

Question 14

What time do nonstop (direct) flights between Seattle and Boston depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Seattle, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 15

What time do nonstop (direct) flights between Seattle and Boston arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Boston, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Question 16

What time do flights between Seattle and Boston depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Seattle, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 17

What time do flights between Seattle and Boston arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Boston, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Cheapest one-way trip	£131
Cheapest nonstop round-trip	£261
Cheapest round-trip	£308
Average round-trip	£312
Nonstop flights in October	£130 – £659

Transport Option	Typical Time	Typical Cost	Frequency	Best For
MBTA Blue Line to downtown	10-15 min	$2.40; CharlieCard fare	every 5–10 min (traffic dependent)	budget travelers
Silver Line SL1 bus to South Station	15-25 min	$0; free from airport to South Station	every 8–15 min (traffic dependent)	free ride to South Station
Water taxi to downtown wharves	7-15 min	$15 – $22; varies by operator and destination	on-demand during operating hours (traffic dependent)	scenic harbor crossing
Taxi to downtown Boston	15-35 min	$25 – $45; metered; includes tunnel tolls and airport fee	on-demand 24/7 (traffic dependent)	door-to-door convenience
Ride-hailing (Uber/Lyft)	15-35 min	$20 – $50; surge pricing may apply	on-demand 24/7 (traffic dependent)	app-based booking
Private transfer/shuttle	15-35 min	$50 – $100; pre-booked; varies by provider	by reservation (traffic dependent)	groups or business travelers
Rental car	15-40 min	$40 – $100; daily rate; parking extra in downtown	on-demand (traffic dependent)	exploring beyond Boston

Airline	Mon 05.10	Tue 06.10	Wed 07.10	Thu 08.10	Fri 09.10	Sat 10.10	Sun 11.10
Alaska Airlines	4	4	4	3	4	4	4
JetBlue Airways	1	1	1	1	1	1	1
United Airlines	---	---	---	---	---	---	---
Weekly flights: 34 total	Daily flights: 4.86 average	Most flights: Monday 4 flights

Airline	Mon 12.10	Tue 13.10	Wed 14.10	Thu 15.10	Fri 16.10	Sat 17.10	Sun 18.10
Alaska Airlines	4	4	4	4	4	4	4
JetBlue Airways	1	1	1	1	1	1	1
United Airlines	---	---	---	---	---	---	---
Weekly flights: 35 total	Daily flights: 5 average	Most flights: Monday 4 flights

Airline	Mon 19.10	Tue 20.10	Wed 21.10	Thu 22.10	Fri 23.10	Sat 24.10	Sun 25.10
Alaska Airlines	4	4	4	4	4	4	4
JetBlue Airways	1	1	1	1	1	1	---
United Airlines	---	---	---	---	---	---	1
Weekly flights: 35 total	Daily flights: 5 average	Most flights: Monday 4 flights

Name	Carrier code	IATA Code	Passport needed during booking
JetBlue Airways	JBU	B6	No
United Airlines	UAL	UA	No
		-
Frontier Airlines	FFT	F9	No
Alaska Airlines	ASA	AS	No

Month	Average monthly max temperature	Average monthly min temperature
January	1°C	-5°C
February	2°C	-5°C
March	7°C	0°C
April	13°C	4°C
May	19°C	10°C
June	24°C	14°C
July	28°C	18°C
August	27°C	18°C
September	22°C	14°C
October	16°C	9°C
November	9°C	3°C
December	4°C	-1°C

Cheap flights from Seattle to Boston from £131

Explore flight deals to Boston

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

How much do flights to Boston cost?

Cheapest one-way trip

Cheapest nonstop round-trip

Cheapest round-trip

Average round-trip

Nonstop flights in October

Getting from Boston's airport to the city center

Key info about flying to Boston

Weekly direct flights

Check-in for a flight from Seattle to Boston

Weather in Boston

Average Weather

14 day forecast

Frequently asked questions