Flights from Boston to Washington

Cheapest flights from Boston

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, Oct 7 - Wed, Oct 15

BOS

Logan Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$160 Roundtrip, found 8 hours ago

$160

Roundtrip

found 8 hours ago

Select Delta flight, departing Tue, Oct 7 from Logan Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Wed, Oct 15, priced at $160 found 8 hours ago

Wed, Sep 24 - Wed, Sep 24

BOS

Logan Intl.

DCA

Ronald Reagan Washington National

$161 Roundtrip, found 6 days ago

$161

Roundtrip

found 6 days ago

Select JetBlue Airways flight, departing Wed, Sep 24 from Logan Intl. to Ronald Reagan Washington National, returning Wed, Sep 24, priced at $161 found 6 days ago

Wed, Sep 24 - Wed, Sep 24

BOS

Logan Intl.

DCA

Ronald Reagan Washington National

$161 Roundtrip, found 6 days ago

$161

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Sep 24 from Logan Intl. to Ronald Reagan Washington National, returning Wed, Sep 24, priced at $161 found 6 days ago

Wed, Sep 24 - Wed, Sep 24

BOS

Logan Intl.

DCA

Ronald Reagan Washington National

$161 Roundtrip, found 6 days ago

$161

Roundtrip

found 6 days ago

Select American Airlines flight, departing Wed, Sep 24 from Logan Intl. to Ronald Reagan Washington National, returning Wed, Sep 24, priced at $161 found 6 days ago

Wed, Sep 24 - Wed, Sep 24

BOS

Logan Intl.

DCA

Ronald Reagan Washington National

$169 Roundtrip, found 6 days ago

$169

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Sep 24 from Logan Intl. to Ronald Reagan Washington National, returning Wed, Sep 24, priced at $169 found 6 days ago

Tue, Oct 7 - Wed, Oct 15

BOS

Logan Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$170 Roundtrip, found 8 hours ago

$170

Roundtrip

found 8 hours ago

Select American Airlines flight, departing Tue, Oct 7 from Logan Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Wed, Oct 15, priced at $170 found 8 hours ago

Wed, Oct 15 - Wed, Oct 15

BOS

Logan Intl.

DCA

Ronald Reagan Washington National

$172 Roundtrip, found 18 hours ago

$172

Roundtrip

found 18 hours ago

Select JetBlue Airways flight, departing Wed, Oct 15 from Logan Intl. to Ronald Reagan Washington National, returning Wed, Oct 15, priced at $172 found 18 hours ago

Fri, Aug 15 - Mon, Aug 18

BOS

Logan Intl.

DCA

Ronald Reagan Washington National

$172 Roundtrip, found 6 days ago

$172

Roundtrip

found 6 days ago

Select American Airlines flight, departing Fri, Aug 15 from Logan Intl. to Ronald Reagan Washington National, returning Mon, Aug 18, priced at $172 found 6 days ago

Tue, Oct 7 - Wed, Oct 15

BOS

Logan Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$177 Roundtrip, found 8 hours ago

$177

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Tue, Oct 7 from Logan Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Wed, Oct 15, priced at $177 found 8 hours ago

Thu, Oct 16 - Sat, Oct 18

BOS

Logan Intl.

DCA

Ronald Reagan Washington National

$177 Roundtrip, found 18 hours ago

$177

Roundtrip

found 18 hours ago

Select Delta flight, departing Thu, Oct 16 from Logan Intl. to Ronald Reagan Washington National, returning Sat, Oct 18, priced at $177 found 18 hours ago

Mon, Oct 6 - Wed, Oct 15

BOS

Logan Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$181 Roundtrip, found 8 hours ago

$181

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Mon, Oct 6 from Logan Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Wed, Oct 15, priced at $181 found 8 hours ago

Fri, Aug 15 - Mon, Aug 18

BOS

Logan Intl.

DCA

Ronald Reagan Washington National

$182 Roundtrip, found 6 days ago

$182

Roundtrip

found 6 days ago

Select American Airlines flight, departing Fri, Aug 15 from Logan Intl. to Ronald Reagan Washington National, returning Mon, Aug 18, priced at $182 found 6 days ago

Fri, Aug 15 - Mon, Aug 18

BOS

Logan Intl.

DCA

Ronald Reagan Washington National

$184 Roundtrip, found 6 days ago

$184

Roundtrip

found 6 days ago

Select American Airlines flight, departing Fri, Aug 15 from Logan Intl. to Ronald Reagan Washington National, returning Mon, Aug 18, priced at $184 found 6 days ago

Fri, Aug 29 - Mon, Sep 1

MHT

Manchester-Boston Regional

IAD

Washington Dulles Intl.

$189 Roundtrip, found 5 days ago

$189

Roundtrip

found 5 days ago

Select United flight, departing Fri, Aug 29 from Manchester-Boston Regional to Washington Dulles Intl., returning Mon, Sep 1, priced at $189 found 5 days ago

Fri, Aug 29 - Mon, Sep 1

MHT

Manchester-Boston Regional

DCA

Ronald Reagan Washington National

$189 Roundtrip, found 5 days ago

$189

Roundtrip

found 5 days ago

Select American Airlines flight, departing Fri, Aug 29 from Manchester-Boston Regional to Ronald Reagan Washington National, returning Mon, Sep 1, priced at $189 found 5 days ago

Sat, Aug 2 - Tue, Aug 12

BOS

Logan Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$208 Roundtrip, found 4 days ago

$208

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Aug 2 from Logan Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Tue, Aug 12, priced at $208 found 4 days ago

Tue, Sep 9 - Sun, Sep 14

PVD

T.F. Green

DCA

Ronald Reagan Washington National

$217 Roundtrip, found 4 days ago

$217

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Sep 9 from T.F. Green to Ronald Reagan Washington National, returning Sun, Sep 14, priced at $217 found 4 days ago

Thu, Sep 11 - Mon, Sep 15

PVD

T.F. Green

IAD

Washington Dulles Intl.

$241 Roundtrip, found 4 days ago

$241

Roundtrip

found 4 days ago

Select Delta flight, departing Thu, Sep 11 from T.F. Green to Washington Dulles Intl., returning Mon, Sep 15, priced at $241 found 4 days ago

Fri, Aug 29 - Mon, Sep 1

MHT

Manchester-Boston Regional

BWI

Baltimore Washington Intl. Thurgood Marshall

$289 Roundtrip, found 5 days ago

$289

Roundtrip

found 5 days ago

Select American Airlines flight, departing Fri, Aug 29 from Manchester-Boston Regional to Baltimore Washington Intl. Thurgood Marshall, returning Mon, Sep 1, priced at $289 found 5 days ago

Thu, Sep 11 - Mon, Sep 15

PVD

T.F. Green

BWI

Baltimore Washington Intl. Thurgood Marshall

$313 Roundtrip, found 4 days ago

$313

Roundtrip

found 4 days ago

Select American Airlines flight, departing Thu, Sep 11 from T.F. Green to Baltimore Washington Intl. Thurgood Marshall, returning Mon, Sep 15, priced at $313 found 4 days ago