Flights from Washington to Alton Bay

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.

Tue, Sep 16 - Thu, Sep 25

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$157 Roundtrip, found 2 days ago

$157

Roundtrip

found 2 days ago

Select United flight, departing Tue, Sep 16 from Washington Dulles Intl. to Portland Intl. Jetport, returning Thu, Sep 25, priced at $157 found 2 days ago

Tue, Sep 16 - Thu, Sep 25

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$167 Roundtrip, found 2 days ago

$167

Roundtrip

found 2 days ago

Select United flight, departing Tue, Sep 16 from Washington Dulles Intl. to Portland Intl. Jetport, returning Thu, Sep 25, priced at $167 found 2 days ago

Mon, Sep 8 - Sat, Sep 13

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$173 Roundtrip, found 1 day ago

$173

Roundtrip

found 1 day ago

Select American Airlines flight, departing Mon, Sep 8 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Sat, Sep 13, priced at $173 found 1 day ago

Mon, Sep 8 - Thu, Sep 11

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$177 Roundtrip, found 1 day ago

$177

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, Sep 8 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Thu, Sep 11, priced at $177 found 1 day ago

Tue, Sep 16 - Thu, Sep 25

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$178 Roundtrip, found 2 days ago

$178

Roundtrip

found 2 days ago

Select United flight, departing Tue, Sep 16 from Washington Dulles Intl. to Portland Intl. Jetport, returning Thu, Sep 25, priced at $178 found 2 days ago

Tue, Sep 16 - Thu, Sep 25

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$188 Roundtrip, found 2 days ago

$188

Roundtrip

found 2 days ago

Select United flight, departing Tue, Sep 16 from Washington Dulles Intl. to Portland Intl. Jetport, returning Thu, Sep 25, priced at $188 found 2 days ago

Tue, Sep 16 - Thu, Sep 25

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$189 Roundtrip, found 2 days ago

$189

Roundtrip

found 2 days ago

Select United flight, departing Tue, Sep 16 from Washington Dulles Intl. to Portland Intl. Jetport, returning Thu, Sep 25, priced at $189 found 2 days ago

Mon, Sep 8 - Sat, Sep 13

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$193 Roundtrip, found 1 day ago

$193

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, Sep 8 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Sat, Sep 13, priced at $193 found 1 day ago

Tue, Sep 16 - Thu, Sep 25

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$199 Roundtrip, found 2 days ago

$199

Roundtrip

found 2 days ago

Select United flight, departing Tue, Sep 16 from Washington Dulles Intl. to Portland Intl. Jetport, returning Thu, Sep 25, priced at $199 found 2 days ago

Fri, Sep 5 - Tue, Sep 9

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$199 Roundtrip, found 13 hours ago

$199

Roundtrip

found 13 hours ago

Select United flight, departing Fri, Sep 5 from Washington Dulles Intl. to Portland Intl. Jetport, returning Tue, Sep 9, priced at $199 found 13 hours ago

Mon, Sep 8 - Sat, Sep 13

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$201 Roundtrip, found 1 day ago

$201

Roundtrip

found 1 day ago

Select American Airlines flight, departing Mon, Sep 8 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Sat, Sep 13, priced at $201 found 1 day ago

Mon, Sep 15 - Thu, Sep 18

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$206 Roundtrip, found 1 day ago

$206

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, Sep 15 from Washington Dulles Intl. to Portland Intl. Jetport, returning Thu, Sep 18, priced at $206 found 1 day ago

Mon, Sep 8 - Sat, Sep 13

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$208 Roundtrip, found 1 day ago

$208

Roundtrip

found 1 day ago

Select American Airlines flight, departing Mon, Sep 8 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Sat, Sep 13, priced at $208 found 1 day ago

Fri, Sep 5 - Wed, Sep 10

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$209 Roundtrip, found 1 day ago

$209

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Fri, Sep 5 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Wed, Sep 10, priced at $209 found 1 day ago

Tue, Sep 16 - Thu, Sep 25

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$210 Roundtrip, found 2 days ago

$210

Roundtrip

found 2 days ago

Select United flight, departing Tue, Sep 16 from Washington Dulles Intl. to Portland Intl. Jetport, returning Thu, Sep 25, priced at $210 found 2 days ago

Tue, Sep 16 - Thu, Sep 25

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$211 Roundtrip, found 2 days ago

$211

Roundtrip

found 2 days ago

Select United flight, departing Tue, Sep 16 from Washington Dulles Intl. to Portland Intl. Jetport, returning Thu, Sep 25, priced at $211 found 2 days ago

Mon, Sep 8 - Mon, Sep 15

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$216 Roundtrip, found 1 day ago

$216

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, Sep 8 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Mon, Sep 15, priced at $216 found 1 day ago

Wed, Sep 10 - Thu, Sep 11

DCA

Ronald Reagan Washington National

PWM

Portland Intl. Jetport

$217 Roundtrip, found 1 day ago

$217

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Sep 10 from Ronald Reagan Washington National to Portland Intl. Jetport, returning Thu, Sep 11, priced at $217 found 1 day ago

Tue, Aug 12 - Tue, Aug 19

BWI

Baltimore Washington Intl. Thurgood Marshall

PWM

Portland Intl. Jetport

$273 Roundtrip, found 1 day ago

$273

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Aug 12 from Baltimore Washington Intl. Thurgood Marshall to Portland Intl. Jetport, returning Tue, Aug 19, priced at $273 found 1 day ago

Fri, Sep 26 - Mon, Oct 13

IAD

Washington Dulles Intl.

PWM

Portland Intl. Jetport

$395 Roundtrip, found 1 day ago

$395

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Sep 26 from Washington Dulles Intl. to Portland Intl. Jetport, returning Mon, Oct 13, priced at $395 found 1 day ago