Flights from Seattle to Baltimore

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.

Wed, Aug 20 - Sat, Aug 23

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Wed, Aug 20 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sat, Aug 23, priced at $277 found 1 day ago

Tue, Aug 19 - Sat, Aug 23

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Aug 19 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sat, Aug 23, priced at $277 found 1 day ago

Fri, Jul 4 - Mon, Jul 14

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$284 Roundtrip, found 3 days ago

$284

Roundtrip

found 3 days ago

Select American Airlines flight, departing Fri, Jul 4 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Mon, Jul 14, priced at $284 found 3 days ago

Mon, Aug 18 - Sat, Aug 23

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$297 Roundtrip, found 1 day ago

$297

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Mon, Aug 18 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sat, Aug 23, priced at $297 found 1 day ago

Wed, Aug 20 - Sun, Aug 24

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$297 Roundtrip, found 1 day ago

$297

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Wed, Aug 20 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sun, Aug 24, priced at $297 found 1 day ago

Tue, Aug 19 - Sun, Aug 24

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$307 Roundtrip, found 1 day ago

$307

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Aug 19 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sun, Aug 24, priced at $307 found 1 day ago

Tue, Nov 25 - Fri, Dec 5

SEA

Seattle - Tacoma Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$312 Roundtrip, found 1 day ago

$312

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Nov 25 from Seattle - Tacoma Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Fri, Dec 5, priced at $312 found 1 day ago

Tue, Aug 19 - Fri, Aug 22

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$316 Roundtrip, found 1 day ago

$316

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Aug 19 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Fri, Aug 22, priced at $316 found 1 day ago

Thu, Aug 21 - Mon, Aug 25

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$317 Roundtrip, found 1 day ago

$317

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Aug 21 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Mon, Aug 25, priced at $317 found 1 day ago

Fri, Jul 4 - Mon, Jul 14

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$319 Roundtrip, found 3 days ago

$319

Roundtrip

found 3 days ago

Select American Airlines flight, departing Fri, Jul 4 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Mon, Jul 14, priced at $319 found 3 days ago

Wed, Jul 2 - Tue, Jul 15

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$320 Roundtrip, found 1 day ago

$320

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 2 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Tue, Jul 15, priced at $320 found 1 day ago

Mon, Aug 18 - Fri, Aug 22

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$326 Roundtrip, found 1 day ago

$326

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Mon, Aug 18 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Fri, Aug 22, priced at $326 found 1 day ago

Wed, Aug 20 - Fri, Aug 22

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$327 Roundtrip, found 1 day ago

$327

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Wed, Aug 20 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Fri, Aug 22, priced at $327 found 1 day ago

Sat, Aug 23 - Sun, Aug 24

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$327 Roundtrip, found 1 day ago

$327

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Aug 23 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sun, Aug 24, priced at $327 found 1 day ago

Wed, Jul 2 - Sat, Jul 12

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$328 Roundtrip, found 1 day ago

$328

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 2 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sat, Jul 12, priced at $328 found 1 day ago

Thu, Jul 3 - Tue, Jul 15

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$332 Roundtrip, found 1 day ago

$332

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jul 3 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Tue, Jul 15, priced at $332 found 1 day ago

Wed, Jul 2 - Wed, Jul 16

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$333 Roundtrip, found 1 day ago

$333

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 2 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Wed, Jul 16, priced at $333 found 1 day ago

Fri, Jul 4 - Mon, Jul 14

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$334 Roundtrip, found 3 days ago

$334

Roundtrip

found 3 days ago

Select American Airlines flight, departing Fri, Jul 4 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Mon, Jul 14, priced at $334 found 3 days ago

Tue, Nov 25 - Fri, Dec 5

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$357 Roundtrip, found 1 day ago

$357

Roundtrip

found 1 day ago

Select United flight, departing Tue, Nov 25 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Fri, Dec 5, priced at $357 found 1 day ago

Tue, Nov 25 - Fri, Dec 5

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$598 Roundtrip, found 1 day ago

$598

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Tue, Nov 25 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Fri, Dec 5, priced at $598 found 1 day ago