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$95 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 5/29. 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
Wed 6/12
Wed 6/19

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In the last 7 days travelers have searched 41,771,603 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$95
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly with an average 21% 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, +62 more

ANA, Aer Lingus, +63 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, +62 more

ANA, Aer Lingus, +63 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

5/29Wed
2 stopsSpirit Airlines
19h 37mBOS-SEA
6/3Mon
2 stopsSpirit Airlines
23h 15mSEA-BOS
$210
5/29Wed
2 stopsSpirit Airlines
19h 37mBOS-SEA
6/5Wed
2 stopsSpirit Airlines
24h 16mSEA-BOS
$223
6/4Tue
3 stops
25h 06mBOS-SEA
6/10Mon
2 stops
35h 47mSEA-BOS
$247
5/29Wed
2 stops
19h 37mBOS-SEA
6/3Mon
1 stop
14h 18mSEA-BOS
$252
8/21Wed
1 stopAmerican Airlines
9h 37mBOS-SEA
8/27Tue
1 stopAmerican Airlines
8h 27mSEA-BOS
$285
6/5Wed
1 stopAmerican Airlines
8h 31mBOS-SEA
6/12Wed
1 stopAmerican Airlines
12h 08mSEA-BOS
$292
7/12Fri
1 stopSun Country Air
18h 23mBOS-SEA
7/15Mon
1 stopSun Country Air
7h 27mSEA-BOS
$309
7/12Fri
1 stopSun Country Air
18h 23mBOS-SEA
7/25Thu
1 stopSun Country Air
20h 41mSEA-BOS
$315
6/4Tue
1 stopJetBlue
8h 27mBOS-SEA
6/13Thu
1 stopJetBlue
10h 11mSEA-BOS
$326
6/4Tue
1 stopJetBlue
8h 27mBOS-SEA
6/19Wed
nonstopJetBlue
5h 20mSEA-BOS
$346

Search by stops

Search by airline

Search by price

Recent one-way flight deals

5/29Wed
2 stopsSpirit Airlines
19h 37mBOS-SEA
$95
6/11Tue
3 stopsSpirit Airlines
23h 25mBOS-SEA
$105
6/4Tue
3 stops
28h 24mBOS-SEA
$133
8/22Thu
1 stopAmerican Airlines
11h 08mBOS-SEA
$142
6/5Wed
1 stopUnited Airlines
8h 42mBOS-SEA
$143
6/13Thu
2 stops
19h 24mBOS-SEA
$152
6/3Mon
1 stopSun Country Air
28h 40mBOS-SEA
$153
6/11Tue
1 stopUnited Airlines
8h 49mBOS-SEA
$154
6/5Wed
1 stopSun Country Air
11h 11mBOS-SEA
$158
7/24Wed
1 stopAmerican Airlines
9h 53mBOS-SEA
$187

Search by stops

Search by airline

Search by price

Last minute flights from Massachusetts to Seattle

Last minute flight, train and bus deals

5/18Sat
multi-stopSpirit Airlines
21h 15mBOS-SEA
5/21Tue
multi-stopSpirit Airlines
25h 47mSEA-BOS
$449
5/17Fri
multi-stopSpirit Airlines
19h 14mBOS-SEA
5/19Sun
multi-stopSpirit Airlines
14h 15mSEA-BOS
$463
5/16Thu
multi-stop
37h 18mBOS-SEA
5/19Sun
multi-stop
14h 15mSEA-BOS
$493
5/17Fri
multi-stop
21h 52mBOS-SEA
5/20Mon
nonstop
5h 25mSEA-BOS
$502
5/14Tue
multi-stopJetBlue
8h 27mBOS-SEA
5/18Sat
nonstopJetBlue
5h 29mSEA-BOS
$519
5/18Sat
multi-stopUnited Airlines
10h 31mBOS-SEA
5/21Tue
multi-stopUnited Airlines
15h 07mSEA-BOS
$526
5/15Wed
nonstopDelta
6h 13mBOS-SEA
5/22Wed
nonstopDelta
5h 37mSEA-BOS
$537
5/15Wed
multi-stopDelta
10h 41mBOS-SEA
5/22Wed
nonstopDelta
5h 37mSEA-BOS
$546
5/14Tue
multi-stopJetBlue
8h 27mBOS-SEA
5/19Sun
multi-stopJetBlue
10h 45mSEA-BOS
$592
5/15Wed
multi-stopUnited Airlines
13h 38mBOS-SEA
5/18Sat
multi-stopUnited Airlines
7h 38mSEA-BOS
$609

Search by stops

Search by airline

Search by price

Flights to Seattle

Destination:

Seattle (SEA)United States

Return flight deals:

Seattle - Massachusetts

Cabin classes:

$1,107
$1,076
$771
$183