Flights from Baltimore to Maple Valley

Cheapest flights from Baltimore

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.

Tue, Sep 9 - Mon, Sep 22

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$207 Roundtrip, found 23 hours ago

$207

Roundtrip

found 23 hours ago

Select Delta flight, departing Tue, Sep 9 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Mon, Sep 22, priced at $207 found 23 hours ago

Tue, Sep 9 - Wed, Sep 17

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$233 Roundtrip, found 23 hours ago

$233

Roundtrip

found 23 hours ago

Select Delta flight, departing Tue, Sep 9 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Wed, Sep 17, priced at $233 found 23 hours ago

Sat, Sep 13 - Sat, Sep 20

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$243 Roundtrip, found 5 days ago

$243

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Sep 13 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Sat, Sep 20, priced at $243 found 5 days ago

Tue, Sep 9 - Sun, Sep 21

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$252 Roundtrip, found 23 hours ago

$252

Roundtrip

found 23 hours ago

Select Delta flight, departing Tue, Sep 9 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Sun, Sep 21, priced at $252 found 23 hours ago

Tue, Aug 26 - Tue, Sep 2

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$257 Roundtrip, found 5 days ago

$257

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, Aug 26 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, Sep 2, priced at $257 found 5 days ago

Mon, Aug 25 - Sat, Aug 30

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$267 Roundtrip, found 5 days ago

$267

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Mon, Aug 25 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Sat, Aug 30, priced at $267 found 5 days ago

Sat, Sep 13 - Sat, Sep 20

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$272 Roundtrip, found 5 days ago

$272

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Sep 13 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Sat, Sep 20, priced at $272 found 5 days ago

Tue, Aug 26 - Tue, Sep 2

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$273 Roundtrip, found 5 days ago

$273

Roundtrip

found 5 days ago

Select American Airlines flight, departing Tue, Aug 26 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, Sep 2, priced at $273 found 5 days ago

Tue, Aug 26 - Tue, Sep 2

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$277 Roundtrip, found 5 days ago

$277

Roundtrip

found 5 days ago

Select United flight, departing Tue, Aug 26 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, Sep 2, priced at $277 found 5 days ago

Mon, Sep 8 - Wed, Sep 17

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$277 Roundtrip, found 23 hours ago

$277

Roundtrip

found 23 hours ago

Select Hawaiian Airlines flight, departing Mon, Sep 8 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Wed, Sep 17, priced at $277 found 23 hours ago

Wed, Aug 27 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$279 Roundtrip, found 5 days ago

$279

Roundtrip

found 5 days ago

Select Delta flight, departing Wed, Aug 27 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Fri, Sep 5, priced at $279 found 5 days ago

Tue, Aug 26 - Tue, Sep 2

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$282 Roundtrip, found 5 days ago

$282

Roundtrip

found 5 days ago

Select United flight, departing Tue, Aug 26 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, Sep 2, priced at $282 found 5 days ago

Tue, Aug 19 - Mon, Aug 25

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$287 Roundtrip, found 4 days ago

$287

Roundtrip

found 4 days ago

Select United flight, departing Tue, Aug 19 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Mon, Aug 25, priced at $287 found 4 days ago

Mon, Aug 11 - Tue, Aug 26

DCA

Ronald Reagan Washington National

SEA

Seattle - Tacoma Intl.

$288 Roundtrip, found 3 hours ago

$288

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Mon, Aug 11 from Ronald Reagan Washington National to Seattle - Tacoma Intl., returning Tue, Aug 26, priced at $288 found 3 hours ago

Sat, Sep 13 - Sat, Sep 20

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$292 Roundtrip, found 5 days ago

$292

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Sat, Sep 13 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Sat, Sep 20, priced at $292 found 5 days ago

Tue, Aug 19 - Mon, Aug 25

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$293 Roundtrip, found 4 days ago

$293

Roundtrip

found 4 days ago

Select United flight, departing Tue, Aug 19 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Mon, Aug 25, priced at $293 found 4 days ago

Tue, Aug 26 - Tue, Sep 2

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$297 Roundtrip, found 5 days ago

$297

Roundtrip

found 5 days ago

Select United flight, departing Tue, Aug 26 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, Sep 2, priced at $297 found 5 days ago

Tue, Aug 26 - Tue, Sep 2

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$302 Roundtrip, found 5 days ago

$302

Roundtrip

found 5 days ago

Select United flight, departing Tue, Aug 26 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, Sep 2, priced at $302 found 5 days ago

Fri, Aug 8 - Tue, Aug 26

DCA

Ronald Reagan Washington National

SEA

Seattle - Tacoma Intl.

$837 Roundtrip, found 3 hours ago

$837

Roundtrip

found 3 hours ago

Select JetBlue Airways flight, departing Fri, Aug 8 from Ronald Reagan Washington National to Seattle - Tacoma Intl., returning Tue, Aug 26, priced at $837 found 3 hours ago

Thu, Aug 7 - Sun, Aug 10

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$983 Roundtrip, found 13 hours ago

$983

Roundtrip

found 13 hours ago

Select Sun Country Airlines flight, departing Thu, Aug 7 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Sun, Aug 10, priced at $983 found 13 hours ago