Cheap Flight Deals from Seattle-Tacoma International Airport to Logan International Airport
Search for flights from Seattle to Boston and check out affordable one-way and round-trip options.
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- Cheapest nonstop
SEA 15:385h 21mDirectBOS 23:59Seattle - Boston | Tue, Mar 31 | Hawaiian Airlines
BOS 18:106h 24mDirectSEA 21:34Boston - Seattle | Mon, Apr 6 | Hawaiian AirlinesPKR 52,587 PKR 71,63627% off27% offPKR 71,636 PKR 52,587 -
SEA 15:385h 21mDirectBOS 23:59Seattle - Boston | Tue, Mar 31 | Alaska Airlines
BOS 07:156h 25mDirectSEA 10:40Boston - Seattle | Mon, Apr 6 | Hawaiian AirlinesPKR 52,951 PKR 71,63626% off26% offPKR 71,636 PKR 52,951 -
SEA 15:455h 14mDirectBOS 23:59Seattle - Boston | Tue, Mar 31 | Delta Air Lines
BOS 07:156h 25mDirectSEA 10:40Boston - Seattle | Mon, Apr 6 | Hawaiian AirlinesPKR 53,154 PKR 71,63626% off26% offPKR 71,636 PKR 53,154 -
SEA 22:355h 20mDirectBOS 06:55Seattle - Boston | Sun, May 3 | Delta Air Lines
BOS 19:306h 9mDirectSEA 22:39Boston - Seattle | Sun, May 10 | Delta Air LinesPKR 53,35626% offPKR 71,636 PKR 53,356 -
SEA 22:355h 20mDirectBOS 06:55Seattle - Boston | Mon, May 4 | Delta Air Lines
BOS 19:306h 10mDirectSEA 22:40Boston - Seattle | Sun, May 10 | Delta Air LinesPKR 53,43725% offPKR 71,636 PKR 53,437 -
SEA 15:215h 38mDirectBOS 23:59Seattle - Boston | Mon, May 4 | Alaska Airlines
BOS 19:306h 10mDirectSEA 22:40Boston - Seattle | Fri, May 8 | Delta Air LinesPKR 54,00325% offPKR 71,636 PKR 54,003 -
SEA 22:455h 27mDirectBOS 07:12Seattle - Boston | Sun, May 3 | Alaska Airlines
BOS 19:306h 9mDirectSEA 22:39Boston - Seattle | Sun, May 10 | Delta Air LinesPKR 54,00325% offPKR 71,636 PKR 54,003 -
SEA 22:355h 20mDirectBOS 06:55Seattle - Boston | Tue, Apr 21 | Delta Air Lines
BOS 11:106h 13mDirectSEA 14:23Boston - Seattle | Tue, Apr 28 | Delta Air LinesPKR 54,93423% offPKR 71,636 PKR 54,934 -
SEA 15:385h 21mDirectBOS 23:59Seattle - Boston | Wed, Apr 8 | Hawaiian Airlines
BOS 18:456h 20mDirectSEA 22:05Boston - Seattle | Tue, Apr 14 | Delta Air LinesPKR 56,39021% offPKR 71,636 PKR 56,390 -
SEA 15:385h 21mDirectBOS 23:59Seattle - Boston | Wed, Apr 8 | Alaska Airlines
BOS 18:456h 20mDirectSEA 22:05Boston - Seattle | Tue, Apr 14 | Delta Air LinesPKR 56,59221% offPKR 71,636 PKR 56,592 -
SEA 13:0017h 25m1 stopBOS Invalid DateSeattle - Boston | Wed, Apr 1 | Normal Airline
BOS 15:006hDirectSEA 16:00Boston - Seattle | Fri, Apr 3 | Normal AirlineFind more flightsFind more flights
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Cheapest nonstop
SEA 23:005h 35mDirectBOS 07:35Seattle - Boston | Thu, May 14 | Delta Air LinesPKR 21,844 PKR 36,71441% off41% offPKR 36,714 PKR 21,844 -
SEA 22:355h 20mDirectBOS 06:55Seattle - Boston | Thu, Apr 16 | Delta Air LinesPKR 26,415 PKR 36,71428% off28% offPKR 36,714 PKR 26,415 -
SEA 22:155h 24mDirectBOS 06:39Seattle - Boston | Tue, Apr 21 | Hawaiian AirlinesPKR 26,658 PKR 36,71427% off27% offPKR 36,714 PKR 26,658 -
SEA 22:455h 27mDirectBOS 07:12Seattle - Boston | Sat, May 9 | Alaska AirlinesPKR 26,90127% offPKR 36,714 PKR 26,901 -
SEA 22:155h 24mDirectBOS 06:39Seattle - Boston | Tue, Apr 21 | Alaska AirlinesPKR 27,06326% offPKR 36,714 PKR 27,063 -
SEA 22:355h 20mDirectBOS 06:55Seattle - Boston | Tue, Apr 21 | Delta Air LinesPKR 27,10326% offPKR 36,714 PKR 27,103 -
SEA 23:005h 35mDirectBOS 07:35Seattle - Boston | Sun, May 17 | Delta Air LinesPKR 27,18426% offPKR 36,714 PKR 27,184 -
SEA 23:005h 35mDirectBOS 07:35Seattle - Boston | Sat, May 9 | Delta Air LinesPKR 27,62925% offPKR 36,714 PKR 27,629 -
SEA 22:355h 20mDirectBOS 06:55Seattle - Boston | Sat, May 2 | Delta Air LinesPKR 27,79124% offPKR 36,714 PKR 27,791 -
SEA 22:355h 20mDirectBOS 06:55Seattle - Boston | Mon, Apr 20 | Delta Air LinesPKR 29,00421% offPKR 36,714 PKR 29,004 -
SEA 13:0017h 25m1 stopBOS Invalid DateSeattle - Boston | Wed, Apr 1 | Normal AirlineFind more flightsFind more flights
Displayed flight fares from Seattle to Boston are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.
Trip.com Price Insights: Flights from Seattle-Tacoma International Airport to Logan International Airport
What is the cheapest month to fly from Seattle-Tacoma International Airport to Logan International Airport?
Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Seattle-Tacoma International Airport to Logan International Airport are usually in March, with an average price of PKR 35,355. It is best to avoid January, when the average price can reach PKR 94,731.
What is the cheapest day of the week to fly from Seattle-Tacoma International Airport to Logan International Airport?
Based on Trip.com's data from the past 12 months, the cheapest departure day from Seattle-Tacoma International Airport to Logan International Airport is Tuesday, with average prices usually lower than other days. Avoid departing on Saturday as prices are typically highest on that day.
Selected Airlines from Seattle-Tacoma International Airport to Logan International Airport
See which airlines fly from Seattle to Boston. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.









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Flight Schedule from Seattle-Tacoma International Airport to Logan International Airport
Check the schedule for flights from Seattle to Boston and find the flight that best matches your travel plans.

DL474
Seattle-Tacoma International Airport
15:55
SEA
00:20
BOS
S M T W T - SSearch
AS536
Seattle-Tacoma International Airport
23:18
SEA
07:40
BOS
S M T W T F SSearch
DL473
Seattle-Tacoma International Airport
22:00
SEA
06:33
BOS
S M T W T F SSearch
AS460
Seattle-Tacoma International Airport
15:36
SEA
23:59
BOS
S M T W T F SSearch
DL1239
Seattle-Tacoma International Airport
19:35
SEA
22:43
SLC
S M T W T - SSearch
DL696
Salt Lake City International Airport
23:31
SLC
06:10
BOS
S M T W T F S
UA1763
Seattle-Tacoma International Airport
22:35
SEA
04:46
ORD
- - - W T - SSearch
UA2213
O'Hare International Airport
07:30
ORD
10:53
BOS
- - - W T - S
UA747
Seattle-Tacoma International Airport
22:40
SEA
04:47
ORD
S M T W T F SSearch
UA1117
O'Hare International Airport
09:15
ORD
12:46
BOS
S M T W T - S
AA1209
Seattle-Tacoma International Airport
00:59
SEA
06:53
DFW
S M T W T F SSearch
AA849
Dallas Fort Worth International Airport
10:30
DFW
15:13
BOS
S M T W T F S
UA2866
Seattle-Tacoma International Airport
17:45
SEA
19:58
SFO
S M T W T F SSearch
UA1665
San Francisco International Airport
23:20
SFO
08:24
BOS
- M T W T F S
Seattle-Tacoma International Airport to Logan International Airport Flights Info
| Flight distance | 4,008.36km |
|---|---|
| Cheapest one-way ticket price | PKR 21,844 |
| Cheapest return ticket price | PKR 52,587 |
FAQs for Seattle-Tacoma International Airport to Logan International Airport Flights
How long does it take to fly from Seattle-Tacoma International Airport (SEA) to Logan International Airport (BOS)?
It takes around 5 hours 52 minutes to fly from Seattle-Tacoma International Airport (sea) to Logan International Airport(bos).How many daily flights are there from Seattle-Tacoma International Airport (SEA) to Logan International Airport (BOS)?
There are around 7 daily flights from Seattle-Tacoma International Airport (SEA) to Logan International Airport (BOS).When are flight tickets from Seattle-Tacoma International Airport (SEA) to Logan International Airport (BOS) the cheapest?
Tickets cost around PKR 55,298 in May, making it the cheapest month to book. Seattle-Tacoma International Airport (SEA) to Logan International Airport (BOS) is a popular route, so don't forget to book your tickets in advance.When are flight tickets from Seattle-Tacoma International Airport (SEA) to Logan International Airport (BOS) most expensive?
The route from Seattle-Tacoma International Airport (SEA) to Logan International Airport (BOS) is quite popular. Without considering departure times or holidays, tickets cost around PKR 79,285 in April, the most expensive month to book this route.Which airline operates the most direct flights from Seattle-Tacoma International Airport (SEA) to Logan International Airport (BOS)?
American Airlines is a very popular airline operating an average of 2138 flights per month.
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