BOS to SEA

Boston to Seattle flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

BOS
Boston (BOS), United StatesLogan International
SEA
Seattle (SEA), United StatesSeattle/tacoma International
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Live flights for Sat, 06 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: USD
Sat, 06 JunBOS to SEA$286 Sun, 07 JunBOS to SEA Mon, 08 JunBOS to SEA Tue, 09 JunBOS to SEA Wed, 10 JunBOS to SEA Thu, 11 JunBOS to SEA Fri, 12 JunBOS to SEA
Sort By:DepartureDurationArrivalPrice
Delta Air Lines
Delta Air Lines
DL-384
07:48
2026-06-06
BOSTON (BOS)United StatesLogan International
6H :05 M
Non Stop
10:53
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$286
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-332
11:55
2026-06-06
BOSTON (BOS)United StatesLogan International
6H :10 M
Non Stop
15:05
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$286
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-324
17:20
2026-06-06
BOSTON (BOS)United StatesLogan International
6H :11 M
Non Stop
20:31
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$286
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-2611
06:00
2026-06-06
BOSTON (BOS)United StatesLogan International
11H :30 M
1 Stop
JFK · 4h 00mNew York (JFK), United States
14:30
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1410
06:35
2026-06-06
BOSTON (BOS)United StatesLogan International
10H :15 M
1 Stop
AUS · 1h 08mAustin (AUS), United States
13:50
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-695
06:51
2026-06-06
BOSTON (BOS)United StatesLogan International
11H :57 M
1 Stop
ATL · 3h 57mAtlanta (ATL), United States
15:48
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-479
07:00
2026-06-06
BOSTON (BOS)United StatesLogan International
12H :51 M
1 Stop
LAX · 3h 45mLos Angeles (LAX), United States
16:51
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-923
08:00
2026-06-06
BOSTON (BOS)United StatesLogan International
10H :48 M
1 Stop
ATL · 2h 42mAtlanta (ATL), United States
15:48
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-456
09:10
2026-06-06
BOSTON (BOS)United StatesLogan International
9H :38 M
1 Stop
ATL · 1h 33mAtlanta (ATL), United States
15:48
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-464
10:40
2026-06-06
BOSTON (BOS)United StatesLogan International
9H :02 M
1 Stop
SLC · 1h 38mSalt Lake City (SLC), United States
16:42
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-464
10:40
2026-06-06
BOSTON (BOS)United StatesLogan International
11H :06 M
1 Stop
SLC · 3h 44mSalt Lake City (SLC), United States
18:46
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-318
17:00
2026-06-06
BOSTON (BOS)United StatesLogan International
9H :53 M
1 Stop
LAX · 0h 40mLos Angeles (LAX), United States
23:53
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1432
17:15
2026-06-06
BOSTON (BOS)United StatesLogan International
8H :31 M
1 Stop
DTW · 1h 20mDetroit (DTW), United States
22:46
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1098
18:16
2026-06-06
BOSTON (BOS)United StatesLogan International
8H :43 M
1 Stop
MSP · 1h 28mMinneapolis (MSP), United States
23:59
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$296
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-5808
13:29
2026-06-06
BOSTON (BOS)United StatesLogan International
9H :41 M
1 Stop
JFK · 2h 05mNew York (JFK), United States
20:10
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$321
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
American Airlines
American Airlines
AA-1146
05:31
2026-06-06
BOSTON (BOS)United StatesLogan International
9H :13 M
1 Stop
PHL · 1h 20mPhiladelphia (PHL), United States
11:44
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1734
05:45
2026-06-06
BOSTON (BOS)United StatesLogan International
9H :06 M
1 Stop
IAD · 1h 37mWashington (IAD), United States
11:51
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 1 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1414
06:00
2026-06-06
BOSTON (BOS)United StatesLogan International
8H :38 M
1 Stop
ORD · 0h 47mChicago (ORD), United States
11:38
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1833
06:00
2026-06-06
BOSTON (BOS)United StatesLogan International
9H :01 M
1 Stop
EWR · 1h 26mNew York (EWR), United States
12:01
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-2441
06:00
2026-06-06
BOSTON (BOS)United StatesLogan International
11H :28 M
1 Stop
SFO · 2h 40mSan Francisco (SFO), United States
14:28
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
American Airlines
American Airlines
AA-2315
06:20
2026-06-06
BOSTON (BOS)United StatesLogan International
11H :29 M
1 Stop
PHX · 2h 22mPhoenix (PHX), United States
14:49
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-2623
07:28
2026-06-06
BOSTON (BOS)United StatesLogan International
10H :00 M
1 Stop
SFO · 1h 12mSan Francisco (SFO), United States
14:28
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included

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United Airlines
United Airlines
UA-2623
07:28
2026-06-06
BOSTON (BOS)United StatesLogan International
11H :56 M
1 Stop
SFO · 3h 09mSan Francisco (SFO), United States
16:24
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-647
07:45
2026-06-06
BOSTON (BOS)United StatesLogan International
8H :39 M
1 Stop
DEN · 1h 05mDenver (DEN), United States
13:24
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 8 Seat Left Economy
Cabin: Included
American Airlines
American Airlines
AA-701
08:01
2026-06-06
BOSTON (BOS)United StatesLogan International
11H :43 M
1 Stop
DFW · 3h 01mDallas (DFW), United States
16:44
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 5 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-2002
09:07
2026-06-06
BOSTON (BOS)United StatesLogan International
10H :17 M
1 Stop
SFO · 1h 30mSan Francisco (SFO), United States
16:24
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$331
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
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Fare highlights

Selected flight highlights for 06 Jun 2026.

Open full search
Lowest fare $286 Delta Air Lines 07:48
Earliest departure $331 American Airlines 05:31
Shortest duration $286 Delta Air Lines 07:48
Night 00:00-05:59 $331 American Airlines at 05:31
Morning 06:00-11:59 $286 Delta Air Lines at 07:48
Afternoon 12:00-17:59 $286 Delta Air Lines at 17:20
Evening 18:00-23:59 $296 Delta Air Lines at 18:16

Boston to Seattle route details

Boston (BOS)

Logan International

United States

GMT -5

Latitude: 42.36429977

Longitude: -71.00520325

Seattle (SEA)

Seattle/tacoma International

United States

GMT -8

Latitude: 47.449001

Longitude: -122.308998

Distance: Boston (BOS), United States to Seattle (SEA), United States - 4,005.51 km
Flights shown for 06 Jun 2026. View all flights opens the complete search result.

Boston to Seattle - what to expect when booking

The BOS to SEA cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 4,005.51 km.

Before you book

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More flights from Boston (BOS)23 routes
Boston → Akron/canton
BOS → CAK
Boston → Albany
BOS → ALB
Boston → Amsterdam
BOS → AMS
Boston → Atlanta
BOS → ATL
Boston → Atlantic City
BOS → ACY
Boston → Augusta
BOS → AUG
Boston → Austin
BOS → AUS
Boston → Bar Harbor
BOS → BHB
Boston → Bermuda
BOS → BDA
Boston → Buffalo Ny
BOS → BUF
Boston → Cancun
BOS → CUN
Boston → Charleston
BOS → CHS
Boston → Charlotte
BOS → CLT
Boston → Chicago
BOS → MDW
Boston → Covington Ky
BOS → CVG
Boston → Cleveland
BOS → CLE
Boston → Columbus
BOS → CMH
Boston → Denver
BOS → DEN
Boston → Detroit Mi
BOS → DTW
Boston → Dubai
BOS → DXB
Boston → Dublin
BOS → DUB
Boston → Fort Lauderdale
BOS → FLL
Boston → Fort Myers
BOS → RSW
More flights from Seattle (SEA)23 routes
Seattle → Albuquerque
SEA → ABQ
Seattle → Amsterdam
SEA → AMS
Seattle → Anchorage
SEA → ANC
Seattle → Atlanta
SEA → ATL
Seattle → Austin
SEA → AUS
Seattle → Beijing
SEA → PEK
Seattle → Bellingham
SEA → BLI
Seattle → Billings
SEA → BIL
Seattle → Boise
SEA → BOI
Seattle → Boston
SEA → BOS
Seattle → Bozeman
SEA → BZN
Seattle → Burbank
SEA → BUR
Seattle → Calgary
SEA → YYC
Seattle → Charlotte
SEA → CLT
Seattle → Chicago
SEA → MDW
Seattle → Colorado Springs
SEA → COS
Seattle → Dallas
SEA → DAL
Seattle → Denver
SEA → DEN
Seattle → Detroit Mi
SEA → DTW
Seattle → Dubai
SEA → DXB
Seattle → Edmonton
SEA → YEG
Seattle → Eugene
SEA → EUG
Seattle → Fairbanks
SEA → FAI
Frequently asked questions - Boston to Seattle flights
Generally yes. When your travel date is fixed, comparing live fares early gives you better visibility of timings, baggage and fare rules before prices change.
The approximate route distance between Boston (BOS) and Seattle (SEA) is 4,005.51 km. Actual flying distance can vary by airline routing.
Availability changes by airline schedule and date. Use the Stops filter to quickly check non-stop, one-stop and connecting options on this landing page.
Airline inventory can change within minutes. Book Now sends the selected result to the review flow where the fare is checked again before final booking.
Yes. The date strip and search box open the full search for the selected date, while this page keeps the route details easy to compare.