Flights from Seattle to North Billerica

Cheapest flights from Seattle

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 18 - Wed, Oct 22

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$197 Roundtrip, found 1 hour ago

$197

Roundtrip

found 1 hour ago

Select Hawaiian Airlines flight, departing Sat, Oct 18 from Seattle - Tacoma Intl. to Logan Intl., returning Wed, Oct 22, priced at $197 found 1 hour ago

Thu, Oct 23 - Sat, Oct 25

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$197 Roundtrip, found 1 hour ago

$197

Roundtrip

found 1 hour ago

Select Delta flight, departing Thu, Oct 23 from Seattle - Tacoma Intl. to Logan Intl., returning Sat, Oct 25, priced at $197 found 1 hour ago

Sat, Oct 18 - Sat, Oct 25

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$197 Roundtrip, found 1 hour ago

$197

Roundtrip

found 1 hour ago

Select JetBlue Airways flight, departing Sat, Oct 18 from Seattle - Tacoma Intl. to Logan Intl., returning Sat, Oct 25, priced at $197 found 1 hour ago

Tue, Oct 21 - Tue, Oct 28

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$203 Roundtrip, found 2 days ago

$203

Roundtrip

found 2 days ago

Select Delta flight, departing Tue, Oct 21 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Oct 28, priced at $203 found 2 days ago

Mon, Oct 20 - Sat, Oct 25

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$207 Roundtrip, found 1 hour ago

$207

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Mon, Oct 20 from Seattle - Tacoma Intl. to Logan Intl., returning Sat, Oct 25, priced at $207 found 1 hour ago

Tue, Oct 21 - Tue, Oct 28

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$207 Roundtrip, found 2 days ago

$207

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Oct 21 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Oct 28, priced at $207 found 2 days ago

Mon, Oct 20 - Sat, Oct 25

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$211 Roundtrip, found 1 hour ago

$211

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Mon, Oct 20 from Seattle - Tacoma Intl. to Logan Intl., returning Sat, Oct 25, priced at $211 found 1 hour ago

Tue, Oct 21 - Tue, Oct 28

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$217 Roundtrip, found 2 days ago

$217

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Oct 21 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Oct 28, priced at $217 found 2 days ago

Fri, Oct 17 - Wed, Oct 22

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$217 Roundtrip, found 1 hour ago

$217

Roundtrip

found 1 hour ago

Select Hawaiian Airlines flight, departing Fri, Oct 17 from Seattle - Tacoma Intl. to Logan Intl., returning Wed, Oct 22, priced at $217 found 1 hour ago

Mon, Oct 20 - Sat, Oct 25

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$227 Roundtrip, found 1 hour ago

$227

Roundtrip

found 1 hour ago

Select United flight, departing Mon, Oct 20 from Seattle - Tacoma Intl. to Logan Intl., returning Sat, Oct 25, priced at $227 found 1 hour ago

Tue, Oct 21 - Tue, Oct 28

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$237 Roundtrip, found 2 days ago

$237

Roundtrip

found 2 days ago

Select United flight, departing Tue, Oct 21 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Oct 28, priced at $237 found 2 days ago

Fri, Oct 17 - Fri, Oct 24

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$237 Roundtrip, found 1 hour ago

$237

Roundtrip

found 1 hour ago

Select Hawaiian Airlines flight, departing Fri, Oct 17 from Seattle - Tacoma Intl. to Logan Intl., returning Fri, Oct 24, priced at $237 found 1 hour ago

Wed, Oct 22 - Wed, Oct 22

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$247 Roundtrip, found 1 hour ago

$247

Roundtrip

found 1 hour ago

Select Delta flight, departing Wed, Oct 22 from Seattle - Tacoma Intl. to Logan Intl., returning Wed, Oct 22, priced at $247 found 1 hour ago

Tue, Oct 21 - Tue, Oct 28

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$247 Roundtrip, found 2 days ago

$247

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Tue, Oct 21 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Oct 28, priced at $247 found 2 days ago

Tue, Oct 21 - Tue, Oct 28

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$252 Roundtrip, found 2 days ago

$252

Roundtrip

found 2 days ago

Select United flight, departing Tue, Oct 21 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Oct 28, priced at $252 found 2 days ago

Sun, Oct 5 - Thu, Oct 16

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$252 Roundtrip, found 14 hours ago

$252

Roundtrip

found 14 hours ago

Select Hawaiian Airlines flight, departing Sun, Oct 5 from Seattle - Tacoma Intl. to Logan Intl., returning Thu, Oct 16, priced at $252 found 14 hours ago

Tue, Oct 21 - Tue, Oct 28

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$257 Roundtrip, found 2 days ago

$257

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Oct 21 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Oct 28, priced at $257 found 2 days ago

Tue, Oct 21 - Tue, Oct 28

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$258 Roundtrip, found 2 days ago

$258

Roundtrip

found 2 days ago

Select United flight, departing Tue, Oct 21 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Oct 28, priced at $258 found 2 days ago

Sun, Sep 7 - Sat, Sep 13

SEA

Seattle - Tacoma Intl.

MHT

Manchester-Boston Regional

$371 Roundtrip, found 4 days ago

$371

Roundtrip

found 4 days ago

Select American Airlines flight, departing Sun, Sep 7 from Seattle - Tacoma Intl. to Manchester-Boston Regional, returning Sat, Sep 13, priced at $371 found 4 days ago

Mon, Aug 11 - Sun, Aug 17

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$803 Roundtrip, found 6 days ago

$803

Roundtrip

found 6 days ago

Select Sun Country Airlines flight, departing Mon, Aug 11 from Seattle - Tacoma Intl. to Logan Intl., returning Sun, Aug 17, priced at $803 found 6 days ago