
Flights from Baltimore to Seattle
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.

Sat, Sep 20 - Tue, Sep 23
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
$207 Roundtrip, found 4 days ago
$207
Roundtrip
found 4 days ago

Sat, Aug 30 - Sat, Sep 6
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$215 Roundtrip, found 3 days ago
$215
Roundtrip
found 3 days ago

Wed, Sep 24 - Fri, Sep 26
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$225 Roundtrip, found 4 days ago
$225
Roundtrip
found 4 days ago

Sat, Aug 30 - Thu, Sep 4
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$230 Roundtrip, found 3 days ago
$230
Roundtrip
found 3 days ago

Sun, Aug 31 - Sat, Sep 6
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$236 Roundtrip, found 3 days ago
$236
Roundtrip
found 3 days ago

Sat, Sep 20 - Tue, Sep 23
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
$242 Roundtrip, found 4 days ago
$242
Roundtrip
found 4 days ago

Mon, Sep 22 - Fri, Sep 26
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$246 Roundtrip, found 4 days ago
$246
Roundtrip
found 4 days ago

Sun, Aug 31 - Thu, Sep 4
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$251 Roundtrip, found 3 days ago
$251
Roundtrip
found 3 days ago

Thu, Sep 18 - Sat, Sep 27
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$264 Roundtrip, found 11 hours ago
$264
Roundtrip
found 11 hours ago

Tue, Aug 26 - Sat, Sep 6
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$265 Roundtrip, found 3 days ago
$265
Roundtrip
found 3 days ago

Sat, Sep 20 - Tue, Sep 23
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
$272 Roundtrip, found 4 days ago
$272
Roundtrip
found 4 days ago

Thu, Sep 18 - Tue, Sep 30
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$275 Roundtrip, found 4 days ago
$275
Roundtrip
found 4 days ago

Sat, Sep 20 - Sat, Sep 27
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$277 Roundtrip, found 4 days ago
$277
Roundtrip
found 4 days ago

Wed, Aug 13 - Fri, Aug 29
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
$277 Roundtrip, found 3 days ago
$277
Roundtrip
found 3 days ago

Mon, Jul 21 - Sat, Aug 2
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
$279 Roundtrip, found 1 day ago
$279
Roundtrip
found 1 day ago

Sat, Sep 20 - Tue, Sep 23
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
$297 Roundtrip, found 4 days ago
$297
Roundtrip
found 4 days ago

Tue, Aug 26 - Fri, Sep 12
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
$297 Roundtrip, found 1 day ago
$297
Roundtrip
found 1 day ago

Wed, Jul 23 - Wed, Jul 30
DCA
Ronald Reagan Washington National
SEA
Seattle - Tacoma Intl.
$331 Roundtrip, found 4 days ago
$331
Roundtrip
found 4 days ago
Wed, Jul 30 - Sun, Aug 3
BWI
Baltimore Washington Intl. Thurgood Marshall
SEA
Seattle - Tacoma Intl.
$453 Roundtrip, found 4 days ago
$453
Roundtrip
found 4 days ago

Sun, Mar 8 - Sat, Mar 14
DCA
Ronald Reagan Washington National
PAE
Seattle Paine Field Intl. Airport
$808 Roundtrip, found 3 days ago
$808
Roundtrip
found 3 days ago