Flights from Boston to Lilliwaup

Cheapest flights from Boston

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.

Wed, Aug 13 - Tue, Aug 26

PVD

T.F. Green

SEA

Seattle - Tacoma Intl.

$188 Roundtrip, found 5 days ago

$188

Roundtrip

found 5 days ago

Select American Airlines flight, departing Wed, Aug 13 from T.F. Green to Seattle - Tacoma Intl., returning Tue, Aug 26, priced at $188 found 5 days ago

Tue, Sep 23 - Sat, Sep 27

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$207 Roundtrip, found 6 days ago

$207

Roundtrip

found 6 days ago

Select American Airlines flight, departing Tue, Sep 23 from Logan Intl. to Seattle - Tacoma Intl., returning Sat, Sep 27, priced at $207 found 6 days ago

Wed, Aug 13 - Tue, Aug 26

PVD

T.F. Green

SEA

Seattle - Tacoma Intl.

$210 Roundtrip, found 5 days ago

$210

Roundtrip

found 5 days ago

Select American Airlines flight, departing Wed, Aug 13 from T.F. Green to Seattle - Tacoma Intl., returning Tue, Aug 26, priced at $210 found 5 days ago

Tue, Sep 23 - Sat, Sep 27

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$211 Roundtrip, found 6 days ago

$211

Roundtrip

found 6 days ago

Select American Airlines flight, departing Tue, Sep 23 from Logan Intl. to Seattle - Tacoma Intl., returning Sat, Sep 27, priced at $211 found 6 days ago

Sat, Sep 6 - Tue, Sep 23

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$217 Roundtrip, found 3 days ago

$217

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Sat, Sep 6 from Logan Intl. to Seattle - Tacoma Intl., returning Tue, Sep 23, priced at $217 found 3 days ago

Tue, Sep 9 - Wed, Sep 24

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$217 Roundtrip, found 3 days ago

$217

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Tue, Sep 9 from Logan Intl. to Seattle - Tacoma Intl., returning Wed, Sep 24, priced at $217 found 3 days ago

Sat, Sep 6 - Sat, Sep 20

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$217 Roundtrip, found 3 days ago

$217

Roundtrip

found 3 days ago

Select Hawaiian Airlines flight, departing Sat, Sep 6 from Logan Intl. to Seattle - Tacoma Intl., returning Sat, Sep 20, priced at $217 found 3 days ago

Sat, Sep 20 - Tue, Oct 7

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$217 Roundtrip, found 3 days ago

$217

Roundtrip

found 3 days ago

Select Delta flight, departing Sat, Sep 20 from Logan Intl. to Seattle - Tacoma Intl., returning Tue, Oct 7, priced at $217 found 3 days ago

Sat, Aug 30 - Sat, Sep 13

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$222 Roundtrip, found 5 days ago

$222

Roundtrip

found 5 days ago

Select JetBlue Airways flight, departing Sat, Aug 30 from Logan Intl. to Seattle - Tacoma Intl., returning Sat, Sep 13, priced at $222 found 5 days ago

Sat, Aug 30 - Sat, Sep 13

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$226 Roundtrip, found 5 days ago

$226

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Aug 30 from Logan Intl. to Seattle - Tacoma Intl., returning Sat, Sep 13, priced at $226 found 5 days ago

Mon, Aug 25 - Thu, Sep 4

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$227 Roundtrip, found 21 hours ago

$227

Roundtrip

found 21 hours ago

Select JetBlue Airways flight, departing Mon, Aug 25 from Logan Intl. to Seattle - Tacoma Intl., returning Thu, Sep 4, priced at $227 found 21 hours ago

Tue, Aug 19 - Mon, Aug 25

MHT

Manchester-Boston Regional

SEA

Seattle - Tacoma Intl.

$228 Roundtrip, found 5 days ago

$228

Roundtrip

found 5 days ago

Select United flight, departing Tue, Aug 19 from Manchester-Boston Regional to Seattle - Tacoma Intl., returning Mon, Aug 25, priced at $228 found 5 days ago

Sat, Aug 30 - Sat, Sep 13

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$232 Roundtrip, found 5 days ago

$232

Roundtrip

found 5 days ago

Select United flight, departing Sat, Aug 30 from Logan Intl. to Seattle - Tacoma Intl., returning Sat, Sep 13, priced at $232 found 5 days ago

Sun, Aug 31 - Wed, Sep 17

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$232 Roundtrip, found 3 days ago

$232

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Sun, Aug 31 from Logan Intl. to Seattle - Tacoma Intl., returning Wed, Sep 17, priced at $232 found 3 days ago

Tue, Aug 19 - Mon, Aug 25

MHT

Manchester-Boston Regional

SEA

Seattle - Tacoma Intl.

$233 Roundtrip, found 5 days ago

$233

Roundtrip

found 5 days ago

Select United flight, departing Tue, Aug 19 from Manchester-Boston Regional to Seattle - Tacoma Intl., returning Mon, Aug 25, priced at $233 found 5 days ago

Wed, Aug 13 - Tue, Aug 26

PVD

T.F. Green

SEA

Seattle - Tacoma Intl.

$235 Roundtrip, found 5 days ago

$235

Roundtrip

found 5 days ago

Select United flight, departing Wed, Aug 13 from T.F. Green to Seattle - Tacoma Intl., returning Tue, Aug 26, priced at $235 found 5 days ago

Sat, Aug 30 - Sat, Sep 13

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$237 Roundtrip, found 5 days ago

$237

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Sat, Aug 30 from Logan Intl. to Seattle - Tacoma Intl., returning Sat, Sep 13, priced at $237 found 5 days ago

Tue, Sep 23 - Sat, Sep 27

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$237 Roundtrip, found 6 days ago

$237

Roundtrip

found 6 days ago

Select United flight, departing Tue, Sep 23 from Logan Intl. to Seattle - Tacoma Intl., returning Sat, Sep 27, priced at $237 found 6 days ago

Mon, Aug 25 - Fri, Sep 5

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$237 Roundtrip, found 21 hours ago

$237

Roundtrip

found 21 hours ago

Select JetBlue Airways flight, departing Mon, Aug 25 from Logan Intl. to Seattle - Tacoma Intl., returning Fri, Sep 5, priced at $237 found 21 hours ago

Thu, Aug 14 - Thu, Aug 21

BOS

Logan Intl.

SEA

Seattle - Tacoma Intl.

$583 Roundtrip, found 2 days ago

$583

Roundtrip

found 2 days ago

Select Sun Country Airlines flight, departing Thu, Aug 14 from Logan Intl. to Seattle - Tacoma Intl., returning Thu, Aug 21, priced at $583 found 2 days ago