This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Boston departing on 6/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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1 adult
Economy
0 bags
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Fri 6/7
Fri 6/14
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Easily compare round-trip flights from Seattle to Boston
Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Boston by changing tabs
Spirit Airlines
Aug 21
SEA5:30 amSeattle/Tacoma Intl
22h 00m
1 stop
BOS6:30 amBoston Logan Intl
Aug 28
BOS6:44 amBoston Logan Intl
18h 04m
2 stops
SEA9:48 pmSeattle/Tacoma Intl
$192
Find similarAlaska Airlines
Nov 5
SEA7:00 amSeattle/Tacoma Intl
5h 20m
BOS3:20 pmBoston Logan Intl
Nov 5
BOS7:19 pmBoston Logan Intl
6h 20m
SEA10:39 pmSeattle/Tacoma Intl
$221
Find similarMultiple Airlines
Jun 25
SEA9:41 pmSeattle/Tacoma Intl
21h 50m
2 stops
BOS10:31 pmBoston Logan Intl
Jul 2
BOS6:30 amBoston Logan Intl
28h 32m
2 stops
SEA8:02 amSeattle/Tacoma Intl
$235
Find similarJetBlue
Sep 11
SEA10:16 pmSeattle/Tacoma Intl
5h 23m
BOS6:39 amBoston Logan Intl
Sep 17
BOS1:10 pmBoston Logan Intl
12h 39m
1 stop
SEA10:49 pmSeattle/Tacoma Intl
$236
Find similarAmerican Airlines
Sep 16
SEA11:59 pmSeattle/Tacoma Intl
7h 14m
1 stop
BOS10:13 amBoston Logan Intl
Oct 1
BOS2:13 pmBoston Logan Intl
9h 39m
1 stop
SEA8:52 pmSeattle/Tacoma Intl
$266
Find similarDelta
Sep 5
SEA11:29 pmSeattle/Tacoma Intl
5h 26m
BOS7:55 amBoston Logan Intl
Sep 11
BOS6:55 pmBoston Logan Intl
6h 23m
SEA10:18 pmSeattle/Tacoma Intl
$292
Find similarFind the cheapest one-way flights from Seattle to Boston
If you're looking for one-way flights from Seattle to Boston, view some of our deals below provided by Alaska Airlines and Spirit Airlines
Alaska Airlines
Jun 13
SEA11:36 pmSeattle/Tacoma Intl
5h 19m
BOS7:55 amBoston Logan Intl
$164
Find similarSpirit Airlines
Jul 1
SEA8:59 pmSeattle/Tacoma Intl
24h 39m
3 stops
BOS12:38 amBoston Logan Intl
$165
Find similarMultiple Airlines
Jul 1
SEA8:59 pmSeattle/Tacoma Intl
24h 39m
3 stops
BOS12:38 amBoston Logan Intl
$166
Find similarSearch last-minute flights to Boston from Seattle
Find and compare round-trip flight prices for your last-minute flight from Seattle to Boston
Spirit Airlines
Jun 11
SEA9:49 amSeattle/Tacoma Intl
27h 22m
3 stops
BOS4:11 pmBoston Logan Intl
Jun 14
BOS3:26 pmBoston Logan Intl
19h 31m
2 stops
SEA7:57 amSeattle/Tacoma Intl
$306
Find similarMultiple Airlines
Jun 12
SEA9:28 amSeattle/Tacoma Intl
21h 14m
2 stops
BOS9:42 amBoston Logan Intl
Jun 14
BOS7:59 pmBoston Logan Intl
6h 23m
SEA11:22 pmSeattle/Tacoma Intl
$318
Find similarDelta
Jun 8
SEA11:25 pmSeattle/Tacoma Intl
5h 27m
BOS7:52 amBoston Logan Intl
Jun 11
BOS7:30 amBoston Logan Intl
6h 15m
SEA10:45 amSeattle/Tacoma Intl
$327
Find similarAlaska Airlines
Jun 9
SEA9:25 pmSeattle/Tacoma Intl
5h 25m
BOS5:50 amBoston Logan Intl
Jun 15
BOS5:30 pmBoston Logan Intl
6h 23m
SEA8:53 pmSeattle/Tacoma Intl
$328
Find similarAmerican Airlines
Jun 8
SEA11:35 pmSeattle/Tacoma Intl
7h 37m
1 stop
BOS10:12 amBoston Logan Intl
Jun 11
BOS9:23 amBoston Logan Intl
11h 43m
1 stop
SEA6:06 pmSeattle/Tacoma Intl
$345
Find similarSun Country Air
Jun 11
SEA5:20 pmSeattle/Tacoma Intl
14h 02m
1 stop
BOS10:22 amBoston Logan Intl
Jun 14
BOS11:39 amBoston Logan Intl
24h 23m
1 stop
SEA9:02 amSeattle/Tacoma Intl
$375
Find similarJetBlue flights from Seattle to Boston
Our best JetBlue deals on Seattle to Boston flight tickets
JetBlue
Sep 11
SEA10:16 pmSeattle/Tacoma Intl
5h 23m
BOS6:39 amBoston Logan Intl
Sep 17
BOS1:10 pmBoston Logan Intl
12h 39m
1 stop
SEA10:49 pmSeattle/Tacoma Intl
$236
Find similarJetBlue
Sep 4
SEA11:59 pmSeattle/Tacoma Intl
7h 15m
1 stop
BOS10:14 amBoston Logan Intl
Sep 11
BOS1:10 pmBoston Logan Intl
12h 39m
1 stop
SEA10:49 pmSeattle/Tacoma Intl
$246
Find similarJetBlue
Sep 11
SEA10:16 pmSeattle/Tacoma Intl
5h 23m
BOS6:39 amBoston Logan Intl
Sep 17
BOS5:45 pmBoston Logan Intl
6h 21m
SEA9:06 pmSeattle/Tacoma Intl
$252
Find similarAmerican Airlines flights from Seattle to Boston
Our best American Airlines deals on Seattle to Boston flight tickets
American Airlines
Sep 16
SEA11:59 pmSeattle/Tacoma Intl
7h 14m
1 stop
BOS10:13 amBoston Logan Intl
Oct 1
BOS2:13 pmBoston Logan Intl
9h 39m
1 stop
SEA8:52 pmSeattle/Tacoma Intl
$266
Find similarAmerican Airlines
Sep 22
SEA8:00 amSeattle/Tacoma Intl
10h 25m
1 stop
BOS9:25 pmBoston Logan Intl
Sep 24
BOS4:21 pmBoston Logan Intl
9h 40m
1 stop
SEA11:01 pmSeattle/Tacoma Intl
$296
Find similarAmerican Airlines
Jun 8
SEA11:35 pmSeattle/Tacoma Intl
7h 37m
1 stop
BOS10:12 amBoston Logan Intl
Jun 11
BOS9:23 amBoston Logan Intl
11h 43m
1 stop
SEA6:06 pmSeattle/Tacoma Intl
$345
Find similarHow to get the cheapest flight ticket from Seattle to Boston
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Seattle to Boston?
January. The cheapest time of year to fly to Boston from Seattle is January. Most expensive is July
What is the cheapest day to depart Seattle for Boston?
Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday
When is the cheapest time to fly from Seattle to Boston?
In the afternoon. Seattle to Boston flights are approximately 23% more expensive in the morning than in the afternoon
What is the cheapest airline that flies to Boston from Seattle?
Spirit Airlines. American Airlines, Delta, and JetBlue are the most popular carriers operating from Seattle to Boston
What is the cheapest Seattle to Boston flight route?
Seattle/Tacoma Intl - Boston Logan Intl. Fly from Seattle/Tacoma Intl to Boston Logan Intl for the best Seattle - Boston flight prices
How far in advance should you book Seattle to Boston flights?
41 days before. The cheapest time to buy a flight from Seattle to Boston is approximately 41 days to departure
How many flights depart from Seattle to Boston on average per day?
22 flights are operational weekly from Seattle to Boston as of June 2024. The most popular departure time for this route is 2:00PM, with 38% of flights per day taking off in the afternoon.
How many flights depart from Seattle to Boston on average per week?
As of June 2024, 155 flights take off from Seattle and land in Boston each week. The most common flight departure day for this route is Thursday, with 15% of weekly flights taking off on this day.
What cabin class options are available on Seattle to Boston flights?
There are 4 cabin classes available to choose from on Seattle to Boston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Seattle to Boston flights?
You could potentially save up to 11% on your flight if you consider stops on a Seattle to Boston flight.
Cheap Seattle to Boston (SEA to BOS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Boston
Best Price Found | $164 |
---|---|
Fastest flight time | 5h 10m |
Direct flights | Every day |
Airports in Boston | 1 airport |
The best one-way flight to Boston from Seattle in the past 72 hours is $164. The best round-trip flight deal from Seattle to Boston found on momondo in the last 72 hours is $192.
The fastest flight from Seattle to Boston takes 5h 10m
Direct flights go from Seattle to Boston every day.
There is 1 airport near Boston: Boston Logan Intl (BOS)
How far is Seattle/Tacoma Intl to Boston Logan Intl by plane?
Boston Logan Intl is 2484.0 mi away from Seattle/Tacoma Intl. A reasonable flight in good conditions will take 5h 10m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport?
As of June 2024, there are 8 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport.
What documentation or ID do you need to fly to Boston Logan Intl Airport?
The travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Seattle to Boston
Compare and see reviews for airlines that fly from Seattle to Boston with momondo
Airline | Rating | Free Cancellation | Price | ||
---|---|---|---|---|---|
Spirit Airlines | PriceFrom $116 | Free Cancellation | Rating 6.4 8,602 reviews | Search Spirit Airlines flights | |
JetBlue | PriceFrom $129 | Free Cancellation | Rating 7.6 4,344 reviews | Search JetBlue flights | |
United Airlines | PriceFrom $136 | Free Cancellation | Rating 7.4 10,756 reviews | Search United Airlines flights | |
Delta | PriceFrom $138 | Free Cancellation | Rating 8.0 10,407 reviews | Search Delta flights | |
Alaska Airlines | PriceFrom $139 | Free Cancellation | Rating 8.0 9,194 reviews | Search Alaska Airlines flights | |
Sun Country Air | PriceFrom $147 | Free Cancellation | Rating 7.1 592 reviews | Search Sun Country Air flights | |
American Airlines | PriceFrom $243 | Free Cancellation | Rating 7.3 14,260 reviews | Search American Airlines flights |
Delta Flights From Seattle to Boston
The lowest priced Delta flight from Seattle to Boston from the last 72 hours was $138. Generally, Delta has 20 flights on this route every week with an average price of $400. Delta is rated 8.0/10 by our users.
Alaska Airlines Flights From Seattle to Boston
The best Alaska Airlines deal for Seattle to Boston flight tickets found on momondo in the last 72 hours was $139, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $402 round-trip. Alaska Airlines operates 17 flights out of Seattle into Boston in an average week, so prices vary by time and availability. 9,194 Alaska Airlines reviews by users on momondo have scored the airline at 8.0/10.
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Boston?
It is quick and easy to find Seattle to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.
Can I find flights from Seattle to Boston with flexible booking policies on momondo?
All flight searches from Seattle to Boston on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Seattle to Boston?
momondo helps you find the best flight between Seattle and Boston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Seattle to Boston right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from Seattle and alert you when they change.
An easier way to manage your Boston trip
We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Get notified when prices go down
Daily price changes in your inbox - only with Price Alerts.
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1 adult
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Fri 6/14
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