Good to know

Low season	September	Best time to beat the crowds with an average 5% drop in price.
High season	August	Most popular time to fly with an average 10% increase in price.
Average price of a round-trip	$355	(avg. price over the last 2 weeks)
Good deal for a round-trip	$227	or less

FAQs for booking Massachusetts to Seattle/Tacoma Airport flights

How does KAYAK’s flight Price Forecast tool help me choose the right time to buy?

Top 3 airlines serving Massachusetts to Seattle/Tacoma Intl

Scores according to KAYAK customer reviews

8.2

JetBlue

Overall score based on 19,180 reviews

8.3

Boarding

8.3

Comfort

8.6

Crew

7.9

Entertainment

7.8

Food

Airline reviews

Book cheap flights from Massachusetts to Seattle/Tacoma Airport (round-trip)

Airports

Origin

Destination

Spirit Airlines

Sat, Aug 8

17h 10m

Tue, Aug 25

7h 10m

$119

Trip: 18 days

Based on null reviews

Multiple Airlines

Wed, Aug 5

10h 15m

Sat, Aug 8

9h 40m

$141

Trip: 4 days

Based on null reviews

Spirit Airlines

Sun, Aug 9

13h 10m

Tue, Aug 25

7h 10m

$125

Trip: 17 days

Based on null reviews

Spirit Airlines

Wed, Aug 12

17h 10m

Mon, Aug 17

11h 50m

$128

Trip: 6 days

Based on null reviews

Multiple Airlines

Wed, Aug 5

13h 10m

Sun, Aug 9

14h 58m

$152

Trip: 5 days

Based on null reviews

Spirit Airlines

Thu, Aug 6

13h 10m

Mon, Aug 10

7h 10m

$133

Trip: 5 days

Based on null reviews

Spirit Airlines

Mon, Aug 10

13h 10m

Mon, Aug 17

7h 10m

$134

Trip: 8 days

Based on null reviews

Multiple Airlines

Wed, Jul 29

12h 18m

Mon, Aug 17

7h 10m

$166

Trip: 20 days

Based on null reviews

Spirit Airlines

Tue, Aug 11

14h 55m

Wed, Aug 26

7h 10m

$135

Trip: 16 days

Based on null reviews

Multiple Airlines

Sun, Jul 26

22h 47m

Mon, Aug 10

14h 26m

$167

Trip: 16 days

Based on null reviews

Spirit Airlines

Tue, Aug 18

13h 10m

Tue, Aug 25

14h 26m

$136

Trip: 8 days

Based on null reviews

Multiple Airlines

Wed, Aug 5

13h 10m

Sun, Aug 9

14h 58m

$168

Trip: 5 days

Based on null reviews

Spirit Airlines

Tue, Aug 11

13h 10m

Tue, Aug 25

14h 26m

$139

Trip: 15 days

Based on null reviews

Multiple Airlines

Wed, Aug 12

13h 10m

Mon, Aug 17

23h 39m

$170

Trip: 6 days

Based on null reviews

Spirit Airlines

Wed, Aug 5

13h 10m

Wed, Aug 12

7h 10m

$140

Trip: 8 days

Based on null reviews

Multiple Airlines

Mon, Jul 13

13h 13m

Wed, Aug 5

7h 10m

$171

Trip: 24 days

Based on null reviews

Multiple Airlines

Wed, Aug 12

13h 10m

Thu, Aug 13

14h 52m

$172

Trip: 2 days

Based on null reviews

Spirit Airlines

Wed, Aug 5

10h 15m

Sun, Aug 9

7h 10m

$143

Trip: 5 days

Based on null reviews

Multiple Airlines

Wed, Aug 12

13h 10m

Sun, Aug 16

7h 44m

$179

Trip: 5 days

Based on null reviews

Spirit Airlines

Wed, Aug 12

13h 10m

Sun, Aug 16

14h 26m

$148

Trip: 5 days

Based on null reviews

Book cheap flights from Massachusetts to Seattle/Tacoma Airport (one-way)

Airports

Origin

Destination

Spirit Airlines

Wed, Aug 12

13h 10m

$61

Based on null reviews

Multiple Airlines

Sun, Aug 9

9h 26m

$89

Based on null reviews

Spirit Airlines

Tue, Aug 11

10h 15m

$64

Based on null reviews

JetBlue

Wed, Jul 8

6h 06m

$129

Based on null reviews

Delta

Wed, Jul 8

9h 37m

$133

Based on null reviews

Spirit Airlines

Wed, Aug 12

13h 10m

$67

Based on null reviews

Spirit Airlines

Sun, Aug 16

13h 10m

$70

Based on null reviews

Spirit Airlines

Fri, Aug 14

13h 10m

$71

Based on null reviews

Multiple Airlines

Sun, Jul 26

30h 22m

$95

Based on null reviews

Multiple Airlines

Sun, Jul 19

30h 22m

$97

Based on null reviews

Spirit Airlines

Fri, Aug 7

13h 10m

$77

Based on null reviews

Multiple Airlines

Thu, Jul 9

26h 57m

$100

Based on null reviews

Spirit Airlines

Tue, Jul 14

24h 51m

$81

Based on null reviews

Multiple Airlines

Sat, Jul 4

18h 12m

$101

Based on null reviews

Spirit Airlines

Mon, Jul 20

32h 26m

$84

Based on null reviews

Multiple Airlines

Thu, Jul 16

26h 57m

$102

Based on null reviews

Spirit Airlines

Mon, Jul 27

32h 26m

$86

Based on null reviews

Multiple Airlines

Thu, Jul 9

36h 52m

$112

Based on null reviews

Spirit Airlines

Wed, Sep 2

14h 55m

$88

Based on null reviews

Multiple Airlines

Mon, Jul 13

32h 26m

$118

Based on null reviews

Flights to Seattle/Tacoma Airport

Destination:

Seattle/Tacoma Airport (SEA) United States

Return flight deals:

Seattle/Tacoma Airport - Massachusetts

Cabin classes:

First

Business

$242

Prem Econ

$206

Economy

Browse origins:

$65

Boston

$416

Cape Cod and the Islands

$587

Hyannis

$603

Provincetown

$416

West Tisbury

Browse destinations:

$65

Seattle/Tacoma Airport

Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

SEA

Find cheap flights from Massachusetts to Seattle/Tacoma Airport

Good to know

Low season

High season

Average price of a round-trip

Good deal for a round-trip

FAQs for booking Massachusetts to Seattle/Tacoma Airport flights

How does KAYAK’s flight Price Forecast tool help me choose the right time to buy?

Top 3 airlines serving Massachusetts to Seattle/Tacoma Intl

Book cheap flights from Massachusetts to Seattle/Tacoma Airport (round-trip)

Book cheap flights from Massachusetts to Seattle/Tacoma Airport (one-way)

Flights to Seattle/Tacoma Airport

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