Flights from Washington to Cornish

Cheapest flights from Washington

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 6 - Thu, Aug 14

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$187 Roundtrip, found 6 days ago

$187

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Aug 6 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Thu, Aug 14, priced at $187 found 6 days ago

Tue, Sep 23 - Tue, Sep 30

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$197 Roundtrip, found 4 hours ago

$197

Roundtrip

found 4 hours ago

Select Delta flight, departing Tue, Sep 23 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Tue, Sep 30, priced at $197 found 4 hours ago

Mon, Aug 4 - Wed, Aug 6

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$202 Roundtrip, found 6 days ago

$202

Roundtrip

found 6 days ago

Select Delta flight, departing Mon, Aug 4 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Wed, Aug 6, priced at $202 found 6 days ago

Sun, Aug 10 - Sat, Aug 16

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$208 Roundtrip, found 2 days ago

$208

Roundtrip

found 2 days ago

Select Delta flight, departing Sun, Aug 10 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Sat, Aug 16, priced at $208 found 2 days ago

Mon, Sep 22 - Fri, Sep 26

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$209 Roundtrip, found 4 hours ago

$209

Roundtrip

found 4 hours ago

Select JetBlue Airways flight, departing Mon, Sep 22 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Fri, Sep 26, priced at $209 found 4 hours ago

Fri, Aug 8 - Thu, Aug 14

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$216 Roundtrip, found 6 days ago

$216

Roundtrip

found 6 days ago

Select Delta flight, departing Fri, Aug 8 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Thu, Aug 14, priced at $216 found 6 days ago

Sat, Aug 2 - Thu, Aug 14

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$220 Roundtrip, found 6 days ago

$220

Roundtrip

found 6 days ago

Select Delta flight, departing Sat, Aug 2 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Thu, Aug 14, priced at $220 found 6 days ago

Mon, Sep 22 - Sat, Sep 27

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$222 Roundtrip, found 4 hours ago

$222

Roundtrip

found 4 hours ago

Select JetBlue Airways flight, departing Mon, Sep 22 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Sat, Sep 27, priced at $222 found 4 hours ago

Sat, Aug 2 - Fri, Aug 15

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$222 Roundtrip, found 6 days ago

$222

Roundtrip

found 6 days ago

Select Delta flight, departing Sat, Aug 2 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Fri, Aug 15, priced at $222 found 6 days ago

Sun, Aug 10 - Wed, Aug 13

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$226 Roundtrip, found 3 days ago

$226

Roundtrip

found 3 days ago

Select Delta flight, departing Sun, Aug 10 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Wed, Aug 13, priced at $226 found 3 days ago

Fri, Aug 8 - Thu, Aug 14

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$228 Roundtrip, found 6 days ago

$228

Roundtrip

found 6 days ago

Select Delta flight, departing Fri, Aug 8 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Thu, Aug 14, priced at $228 found 6 days ago

Tue, Oct 14 - Sat, Oct 18

BWI

Baltimore Washington Intl. Thurgood Marshall

PWM

Portland Intl. Jetport

$228 Roundtrip, found 1 day ago

$228

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Oct 14 from Baltimore Washington Intl. Thurgood Marshall to Portland Intl. Jetport, returning Sat, Oct 18, priced at $228 found 1 day ago

Sun, Sep 28 - Mon, Sep 29

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$229 Roundtrip, found 4 hours ago

$229

Roundtrip

found 4 hours ago

Select JetBlue Airways flight, departing Sun, Sep 28 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Mon, Sep 29, priced at $229 found 4 hours ago

Thu, Aug 14 - Sat, Aug 16

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$231 Roundtrip, found 2 days ago

$231

Roundtrip

found 2 days ago

Select Delta flight, departing Thu, Aug 14 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Sat, Aug 16, priced at $231 found 2 days ago

Tue, Aug 5 - Wed, Aug 6

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$235 Roundtrip, found 6 days ago

$235

Roundtrip

found 6 days ago

Select American Airlines flight, departing Tue, Aug 5 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Wed, Aug 6, priced at $235 found 6 days ago

Thu, Aug 7 - Thu, Aug 14

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$236 Roundtrip, found 6 days ago

$236

Roundtrip

found 6 days ago

Select Delta flight, departing Thu, Aug 7 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Thu, Aug 14, priced at $236 found 6 days ago

Fri, Sep 26 - Sat, Sep 27

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$242 Roundtrip, found 4 hours ago

$242

Roundtrip

found 4 hours ago

Select JetBlue Airways flight, departing Fri, Sep 26 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Sat, Sep 27, priced at $242 found 4 hours ago

Sun, Aug 10 - Fri, Aug 15

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$247 Roundtrip, found 3 days ago

$247

Roundtrip

found 3 days ago

Select United flight, departing Sun, Aug 10 from Washington Dulles Intl. to Portland Intl. Jetport, returning Fri, Aug 15, priced at $247 found 3 days ago

Sun, Aug 10 - Fri, Aug 15

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$247 Roundtrip, found 3 days ago

$247

Roundtrip

found 3 days ago

Select American Airlines flight, departing Sun, Aug 10 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Fri, Aug 15, priced at $247 found 3 days ago

Thu, Oct 9 - Sat, Oct 18

BWI

Baltimore Washington Intl. Thurgood Marshall

PWM

Portland Intl. Jetport

$340 Roundtrip, found 1 day ago

$340

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Oct 9 from Baltimore Washington Intl. Thurgood Marshall to Portland Intl. Jetport, returning Sat, Oct 18, priced at $340 found 1 day ago