Direct (non-stop) flights from Seattle to Boston

SEA Seattle Tacoma International

Seattle , WA , USA

BOS Boston Logan International Airport

Boston , MA , USA

CHANGE DIRECTION

Flight time

6h 05m

Flight distance

2502mi, 4026km

Flights from Seattle to Boston route map

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USA

SEA

Seattle , WA

USA

BOS

Boston , MA

Distance

2502 miles · (4026 km)

CHANGE DIRECTION

Flight time

6 hours and 05 minutes

Airlines with direct flights from Seattle (SEA) to Boston (BOS)

Alaska Airlines

Oneworld

S

M

T

W

T

F

S

Business available

4–5 daily flights
JetBlue Airways

S

M

T

W

T

F

S

Low-cost airline

2 daily flights
Delta Air Lines

Sky Team

S

M

T

W

T

F

S

First class available

3–4 daily flights

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SEA BOS

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MONTHLY

WEEKLY

Seattle (SEA) to Boston (BOS) flight schedule

The monthly calendar shows every direct flight departure from Seattle Tacoma International (SEA) with all airlines. Click on a date to see a list of flights or search for the best prices.

Alaska Airlines

JetBlue

Delta

View return flights from BOS to SEA

Alaska Airlines flight schedule from Seattle to Boston

All weekly departures with Alaska Airlines. The week calendar shows every flight departure from Seattle (SEA) to Boston (BOS). Click on a blue date to see a list of flights.

Week 28 (Jul 6 - Jul 12)

Week 26 (Jun 22 - Jun 28)
Week 27 (Jun 29 - Jul 5)
Week 28 (Jul 6 - Jul 12)
Week 29 (Jul 13 - Jul 19)
Week 30 (Jul 20 - Jul 26)
Week 31 (Jul 27 - Aug 2)
Week 32 (Aug 3 - Aug 9)
Week 33 (Aug 10 - Aug 16)
Week 34 (Aug 17 - Aug 23)
Week 35 (Aug 24 - Aug 30)
Week 36 (Aug 31 - Sep 6)
Week 37 (Sep 7 - Sep 13)
Week 38 (Sep 14 - Sep 20)
Week 39 (Sep 21 - Sep 27)
Week 40 (Sep 28 - Oct 4)
Week 41 (Oct 5 - Oct 11)
Week 42 (Oct 12 - Oct 18)
Week 43 (Oct 19 - Oct 25)
Week 44 (Oct 26 - Nov 1)
Week 45 (Nov 2 - Nov 8)
Week 46 (Nov 9 - Nov 15)
Week 47 (Nov 16 - Nov 22)
Week 48 (Nov 23 - Nov 29)
Week 49 (Nov 30 - Dec 6)
Week 50 (Dec 7 - Dec 13)
Week 51 (Dec 14 - Dec 20)
Week 52 (Dec 21 - Dec 27)
Week 53 (Dec 28 - Jan 3)
Week 1 (Jan 4 - Jan 10)
Week 2 (Jan 11 - Jan 17)
Week 3 (Jan 18 - Jan 24)
Week 4 (Jan 25 - Jan 31)
Week 5 (Feb 1 - Feb 7)
Week 6 (Feb 8 - Feb 14)
Week 7 (Feb 15 - Feb 21)
Week 8 (Feb 22 - Feb 28)
Week 9 (Mar 1 - Mar 7)
Week 10 (Mar 8 - Mar 14)
Week 11 (Mar 15 - Mar 21)
Week 12 (Mar 22 - Mar 28)
Week 13 (Mar 29 - Apr 4)
Week 14 (Apr 5 - Apr 11)
Week 15 (Apr 12 - Apr 18)
Week 16 (Apr 19 - Apr 25)
Week 17 (Apr 26 - May 2)
Week 18 (May 3 - May 9)
Week 19 (May 10 - May 16)
Week 20 (May 17 - May 23)
Week 21 (May 24 - May 30)
Week 22 (May 31 - Jun 6)
Week 23 (Jun 7 - Jun 13)
Week 24 (Jun 14 - Jun 20)
Week 25 (Jun 21 - Jun 27)

Flight

Mon

Jul 6

Tue

Jul 7

Wed

Jul 8

Thu

Jul 9

Fri

Jul 10

Sat

Jul 11

Sun

Jul 12

AS1505

06:03

----

06:03

AS306

08:23

AS219

10:13

09:29

10:13

AS460

15:36

AS536

23:18

----

23:18

JetBlue Airways flight schedule from Seattle to Boston

All weekly departures with JetBlue Airways. The week calendar shows every flight departure from Seattle (SEA) to Boston (BOS). Click on a blue date to see a list of flights.

Week 28 (Jul 6 - Jul 12)

Week 26 (Jun 22 - Jun 28)
Week 27 (Jun 29 - Jul 5)
Week 28 (Jul 6 - Jul 12)
Week 29 (Jul 13 - Jul 19)
Week 30 (Jul 20 - Jul 26)
Week 31 (Jul 27 - Aug 2)
Week 32 (Aug 3 - Aug 9)
Week 33 (Aug 10 - Aug 16)
Week 34 (Aug 17 - Aug 23)
Week 35 (Aug 24 - Aug 30)
Week 36 (Aug 31 - Sep 6)
Week 37 (Sep 7 - Sep 13)
Week 38 (Sep 14 - Sep 20)
Week 39 (Sep 21 - Sep 27)
Week 40 (Sep 28 - Oct 4)
Week 41 (Oct 5 - Oct 11)
Week 42 (Oct 12 - Oct 18)
Week 43 (Oct 19 - Oct 25)
Week 44 (Oct 26 - Nov 1)
Week 45 (Nov 2 - Nov 8)
Week 46 (Nov 9 - Nov 15)
Week 47 (Nov 16 - Nov 22)
Week 48 (Nov 23 - Nov 29)
Week 49 (Nov 30 - Dec 6)
Week 50 (Dec 7 - Dec 13)
Week 51 (Dec 14 - Dec 20)
Week 52 (Dec 21 - Dec 27)
Week 53 (Dec 28 - Jan 3)
Week 1 (Jan 4 - Jan 10)
Week 2 (Jan 11 - Jan 17)
Week 3 (Jan 18 - Jan 24)
Week 4 (Jan 25 - Jan 31)
Week 5 (Feb 1 - Feb 7)
Week 6 (Feb 8 - Feb 14)
Week 7 (Feb 15 - Feb 21)
Week 8 (Feb 22 - Feb 28)
Week 9 (Mar 1 - Mar 7)
Week 10 (Mar 8 - Mar 14)
Week 11 (Mar 15 - Mar 21)
Week 12 (Mar 22 - Mar 28)
Week 13 (Mar 29 - Apr 4)
Week 14 (Apr 5 - Apr 11)
Week 15 (Apr 12 - Apr 18)
Week 16 (Apr 19 - Apr 25)
Week 17 (Apr 26 - May 2)
Week 18 (May 3 - May 9)
Week 19 (May 10 - May 16)
Week 20 (May 17 - May 23)
Week 21 (May 24 - May 30)
Week 22 (May 31 - Jun 6)
Week 23 (Jun 7 - Jun 13)
Week 24 (Jun 14 - Jun 20)
Week 25 (Jun 21 - Jun 27)

Flight

Mon

Jul 6

Tue

Jul 7

Wed

Jul 8

Thu

Jul 9

Fri

Jul 10

Sat

Jul 11

Sun

Jul 12

B6398

11:45

13:42

11:45

B6198

23:44

23:46

23:21

23:46

Delta Air Lines flight schedule from Seattle to Boston

All weekly departures with Delta Air Lines. The week calendar shows every flight departure from Seattle (SEA) to Boston (BOS). Click on a blue date to see a list of flights.

Week 28 (Jul 6 - Jul 12)

Week 26 (Jun 22 - Jun 28)
Week 27 (Jun 29 - Jul 5)
Week 28 (Jul 6 - Jul 12)
Week 29 (Jul 13 - Jul 19)
Week 30 (Jul 20 - Jul 26)
Week 31 (Jul 27 - Aug 2)
Week 32 (Aug 3 - Aug 9)
Week 33 (Aug 10 - Aug 16)
Week 34 (Aug 17 - Aug 23)
Week 35 (Aug 24 - Aug 30)
Week 36 (Aug 31 - Sep 6)
Week 37 (Sep 7 - Sep 13)
Week 38 (Sep 14 - Sep 20)
Week 39 (Sep 21 - Sep 27)
Week 40 (Sep 28 - Oct 4)
Week 41 (Oct 5 - Oct 11)
Week 42 (Oct 12 - Oct 18)
Week 43 (Oct 19 - Oct 25)
Week 44 (Oct 26 - Nov 1)
Week 45 (Nov 2 - Nov 8)
Week 46 (Nov 9 - Nov 15)
Week 47 (Nov 16 - Nov 22)
Week 48 (Nov 23 - Nov 29)
Week 49 (Nov 30 - Dec 6)
Week 50 (Dec 7 - Dec 13)
Week 51 (Dec 14 - Dec 20)
Week 52 (Dec 21 - Dec 27)
Week 53 (Dec 28 - Jan 3)
Week 1 (Jan 4 - Jan 10)
Week 2 (Jan 11 - Jan 17)
Week 3 (Jan 18 - Jan 24)
Week 4 (Jan 25 - Jan 31)
Week 5 (Feb 1 - Feb 7)
Week 6 (Feb 8 - Feb 14)
Week 7 (Feb 15 - Feb 21)
Week 8 (Feb 22 - Feb 28)
Week 9 (Mar 1 - Mar 7)
Week 10 (Mar 8 - Mar 14)
Week 11 (Mar 15 - Mar 21)
Week 12 (Mar 22 - Mar 28)
Week 13 (Mar 29 - Apr 4)
Week 14 (Apr 5 - Apr 11)
Week 15 (Apr 12 - Apr 18)
Week 16 (Apr 19 - Apr 25)
Week 17 (Apr 26 - May 2)
Week 18 (May 3 - May 9)
Week 19 (May 10 - May 16)
Week 20 (May 17 - May 23)
Week 21 (May 24 - May 30)
Week 22 (May 31 - Jun 6)
Week 23 (Jun 7 - Jun 13)
Week 24 (Jun 14 - Jun 20)
Week 25 (Jun 21 - Jun 27)

Flight

Mon

Jul 6

Tue

Jul 7

Wed

Jul 8

Thu

Jul 9

Fri

Jul 10

Sat

Jul 11

Sun

Jul 12

DL459

07:29

DL438

11:10

11:15

13:30

11:15

DL474

16:00

----

16:00

DL473

23:15

Flight time

5h 14m - 6h 05m

Earliest flight

07:29

Last flight

23:44

Distance

2502 miles (4026 km)

Cheapest month

March

Airlines

3 (Show)

Flights per week

Arriving Terminal (BOS)

Terminal A, B or C

America/Los Angeles (UTC-7)

America/New York (UTC-4)

BOS +3 hours ahead

Arriving at Boston Logan Airport (BOS) , Massachusetts

Boston Logan International Airport (BOS) is a large airport in USA. You can fly to 155 destinations with 45 airlines in scheduled passenger traffic.

Show all flights from BOS

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Departing from Seattle Tacoma (SEA) , Washington

Seattle Tacoma International (SEA) is a large airport in USA. You can fly to 139 destinations with 35 airlines in scheduled passenger traffic.

Show all flights from SEA

Airlines with direct flights from Seattle to Boston in the past

Aer Lingus

Last flight was scheduled 2020-11-06

Seattle - Boston flight price statistics

$330

Approximate

The numbers are avarage prices found based on user searches for direct flights between Seattle Tacoma International and Boston Logan International Airport. Its calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.

$214
Jan

$228
Feb

$198
Mar

$238
Apr

$238
May

$525
Jun

$578
Jul

$766
Aug

$348
Sep

$218
Oct

$268
Nov

$488
Dec

Approximate prices for one round-trip flight from Seattle (SEA) to Boston (BOS). Graph is not to scale.

CLICK HERE FOR EXACT PRICES

Type of aircraft(s) on this route

Below is a list of aircraft types we have within our database with flights on this route. You can also see the aircrafts seat capacity together with classes.

Boeing 737MAX 9 Passenger

Alaska Airlines

178 seats

(16 first class)

Boeing 737-800 (winglets) Passenger/BBJ2

Alaska Airlines

160 seats

Boeing 737-900 (winglets) Passenger/BBJ3

Alaska Airlines

165 seats

(15 first class)

Boeing 737MAX 8 Passenger

Alaska Airlines

160 seats

(15 first class)

Airbus A321

JetBlue Airways

219 seats

(All economy)

Airbus A320

JetBlue Airways

160 seats

(All economy)

Airbus A321neo

Delta Air Lines

188 seats

(21 first class)

ROUTE EXPLORING

Seattle Tacoma International - all destinations

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Frequently asked questions FAQ

How long does a flight from Seattle (SEA) to Boston (BOS) take?

The flight between Seattle (SEA) and Boston (BOS) typically takes about 5 hour and 28 minute.
How many flights per day are there on this route?

There are 8 direct flights every day.
What are the flight numbers on the route Seattle to Boston?

The flight numbers are AS214, AS219, AS279, AS288, AS306, AS357, AS460, AS476 together with 13 additional flights.
Which airports will I be using when flying from Seattle to Boston?

From Seattle you will fly out from Seattle Tacoma International (SEA) and you will be landing at Boston Logan International Airport (BOS).
What aircraft types are flying on this route?

Alaska Airlines, JetBlue, and Delta all flyes the Boeing 737 on this route.
How many airlines fly non-stop from Seattle (SEA) to Boston (BOS)?

Three airlines. Alaska Airlines, JetBlue and Delta have non-stop flights to Boston.
What terminal is the aircraft arriving at in Boston?

They arrive at terminal B or C.

VIEW IN
MAP EXPLORER Flights from Seattle to Boston route map

Non-stop flights from SEA to BOS

2502 miles (4026 km) · 6 hours and 05 minutes

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Popular routes from Seattle

Alaska Airlines routes

Seattle (SEA) - Anchorage (ANC)

Seattle (SEA) - Portland (PDX)

Seattle (SEA) - Spokane (GEG)

Seattle (SEA) - Los Angeles (LAX)

Seattle (SEA) - Phoenix (PHX)

For more destinations from Seattle with Alaska Airlines (AS), check out the Alaska Airlines route map .

Delta Air Lines routes

Seattle (SEA) - Spokane (GEG)

Seattle (SEA) - Portland (PDX)

Seattle (SEA) - Boise (BOI)

Seattle (SEA) - Atlanta (ATL)

Seattle (SEA) - Salt Lake City (SLC)

For more destinations from Seattle with Delta Air Lines (DL), check out the Delta Air Lines route map .

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Airlines with direct flights from Seattle (SEA) to Boston (BOS)

Seattle (SEA) to Boston (BOS) flight schedule

Alaska Airlines flight schedule from Seattle to Boston

JetBlue Airways flight schedule from Seattle to Boston

Delta Air Lines flight schedule from Seattle to Boston

Arriving at Boston Logan Airport (BOS) , Massachusetts

Departing from Seattle Tacoma (SEA) , Washington