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$86 Find cheap flights from Massachusetts to Seattle

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 8/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
sáb. 6/29
sáb. 7/6

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Good to know

Low season

January

High season

July

Cheapest flight

$86
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly with an average 20% increase in price.
Flight from Boston to Seattle

FAQs for booking flights from Massachusetts to Seattle

  • How does KAYAK find such low prices on flights from Massachusetts to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Massachusetts to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to Massachusetts with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Massachusetts to Seattle?

Find which airlines fly direct from Massachusetts to Seattle/Tacoma Intl, which days they fly and book direct flights.

Nonstop departures

Massachusetts to Seattle/Tacoma Intl

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Saturday

ANA, Aer Lingus, Aeromexico, +63 more

ANA, Aer Lingus, +64 more

Sunday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

See more direct flights

Nonstop returns

Seattle/Tacoma Intl to Massachusetts

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Saturday

ANA, Aer Lingus, Aeromexico, +63 more

ANA, Aer Lingus, +64 more

Sunday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

See more direct flights
See more direct flights

Book cheap flights from Massachusetts to Seattle

Recent round-trip flight deals

8/26lun.
1 stopSpirit Airlines
28h 45mBOS-SEA
8/27mar.
2 stopsSpirit Airlines
13h 50mSEA-BOS
$177
8/28mié.
1 stopSpirit Airlines
16h 21mBOS-SEA
9/11mié.
2 stopsSpirit Airlines
29h 56mSEA-BOS
$194
6/10lun.
2 stops
23h 52mBOS-SEA
6/17lun.
1 stop
13h 20mSEA-BOS
$266
9/9lun.
2 stops
23h 48mBOS-SEA
9/16lun.
nonstop
5h 15mSEA-BOS
$276
9/26jue.
1 stopAmerican Airlines
8h 44mBOS-SEA
9/30lun.
1 stopAmerican Airlines
9h 20mSEA-BOS
$283
9/25mié.
nonstopDelta
6h 21mBOS-SEA
10/2mié.
nonstopDelta
5h 20mSEA-BOS
$297
7/4jue.
1 stopSun Country Air
23h 37mBDL-SEA
7/10mié.
1 stopSun Country Air
7h 49mSEA-BDL
$305
9/20vie.
1 stopAmerican Airlines
8h 44mBOS-SEA
9/23lun.
1 stopAmerican Airlines
9h 20mSEA-BOS
$318
6/12mié.
1 stopSun Country Air
8h 30mBOS-SEA
6/14vie.
1 stopSun Country Air
13h 34mSEA-BOS
$324
9/17mar.
1 stopDelta
10h 30mBDL-SEA
9/23lun.
1 stopDelta
7h 18mSEA-BDL
$352

Search by stops

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Recent one-way flight deals

8/27mar.
2 stopsSpirit Airlines
25h 36mBOS-SEA
$86
8/28mié.
1 stopSpirit Airlines
16h 21mBOS-SEA
$88
8/26lun.
2 stops
19h 05mBDL-SEA
$140
9/18mié.
1 stopAmerican Airlines
8h 10mBOS-SEA
$143
7/15lun.
1 stopSun Country Air
13h 00mBDL-SEA
$145
9/18mié.
nonstopDelta
6h 21mBOS-SEA
$149
7/24mié.
2 stops
29h 11mBOS-SEA
$153
8/31sáb.
nonstopDelta
6h 30mBOS-SEA
$159
6/10lun.
1 stopSun Country Air
30h 48mBDL-SEA
$163
8/21mié.
1 stopAmerican Airlines
8h 44mBDL-SEA
$175

Search by stops

Search by airline

Search by price

Last minute flights from Massachusetts to Seattle

Last minute flight, train and bus deals

6/4mar.
multi-stop
24h 18mBOS-SEA
6/11mar.
multi-stop
22h 19mSEA-BOS
$343
6/4mar.
multi-stop
24h 18mBOS-SEA
6/10lun.
multi-stop
24h 16mSEA-BOS
$345
6/1sáb.
multi-stopSpirit Airlines
23h 38mBOS-SEA
6/10lun.
multi-stopSpirit Airlines
24h 16mSEA-BOS
$380
6/3lun.
multi-stopSpirit Airlines
31h 54mBOS-SEA
6/5mié.
multi-stopSpirit Airlines
31h 46mSEA-BOS
$396
5/31vie.
multi-stopSun Country Air
17h 10mBDL-SEA
6/2dom.
multi-stopSun Country Air
12h 36mSEA-BDL
$397
6/3lun.
multi-stopSun Country Air
22h 30mBDL-SEA
6/6jue.
multi-stopSun Country Air
14h 15mSEA-BDL
$400
6/4mar.
nonstopAlaska Airlines
6h 09mBOS-SEA
6/8sáb.
nonstopAlaska Airlines
5h 25mSEA-BOS
$417
6/4mar.
nonstopAlaska Airlines
6h 05mBOS-SEA
6/7vie.
nonstopAlaska Airlines
5h 25mSEA-BOS
$427
6/4mar.
multi-stopUnited Airlines
8h 42mBOS-SEA
6/5mié.
multi-stopUnited Airlines
8h 13mSEA-BOS
$513
6/4mar.
multi-stopUnited Airlines
8h 57mBOS-SEA
6/8sáb.
multi-stopUnited Airlines
7h 42mSEA-BOS
$517

Search by stops

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Flights to Seattle

Destination:

Seattle (SEA)United States

Return flight deals:

Seattle - Massachusetts

Cabin classes:

$1,107
$1,188
$706
$226