Flights from Washington to Boston

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.

Sat, Sep 6 - Tue, Sep 9

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$161 Roundtrip, found 1 day ago

$161

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sat, Sep 6 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Tue, Sep 9, priced at $161 found 1 day ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$169 Roundtrip, found 1 day ago

$169

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $169 found 1 day ago

Tue, Sep 2 - Sat, Sep 13

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$169 Roundtrip, found 1 day ago

$169

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Sep 2 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sat, Sep 13, priced at $169 found 1 day ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$187 Roundtrip, found 1 day ago

$187

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $187 found 1 day ago

Sun, Sep 21 - Fri, Oct 3

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$193 Roundtrip, found 3 days ago

$193

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sun, Sep 21 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Oct 3, priced at $193 found 3 days ago

Wed, Sep 24 - Wed, Oct 1

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$196 Roundtrip, found 3 days ago

$196

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Sep 24 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Wed, Oct 1, priced at $196 found 3 days ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$200 Roundtrip, found 1 day ago

$200

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $200 found 1 day ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$202 Roundtrip, found 1 day ago

$202

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $202 found 1 day ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$204 Roundtrip, found 1 day ago

$204

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $204 found 1 day ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$208 Roundtrip, found 1 day ago

$208

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $208 found 1 day ago

Mon, Sep 1 - Thu, Sep 11

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$217 Roundtrip, found 1 day ago

$217

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, Sep 1 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Sep 11, priced at $217 found 1 day ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$220 Roundtrip, found 1 day ago

$220

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $220 found 1 day ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$226 Roundtrip, found 1 day ago

$226

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $226 found 1 day ago

Thu, Sep 25 - Sun, Sep 28

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$229 Roundtrip, found 3 days ago

$229

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Thu, Sep 25 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sun, Sep 28, priced at $229 found 3 days ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$232 Roundtrip, found 1 day ago

$232

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $232 found 1 day ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$233 Roundtrip, found 1 day ago

$233

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $233 found 1 day ago

Sun, Aug 31 - Mon, Sep 1

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$240 Roundtrip, found 1 day ago

$240

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, Aug 31 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Mon, Sep 1, priced at $240 found 1 day ago

Wed, Sep 24 - Wed, Oct 1

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$242 Roundtrip, found 3 days ago

$242

Roundtrip

found 3 days ago

Select Delta flight, departing Wed, Sep 24 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Wed, Oct 1, priced at $242 found 3 days ago

Wed, Sep 24 - Wed, Oct 1

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$243 Roundtrip, found 3 days ago

$243

Roundtrip

found 3 days ago

Select Delta flight, departing Wed, Sep 24 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Wed, Oct 1, priced at $243 found 3 days ago

Wed, Sep 3 - Fri, Sep 5

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$425 Roundtrip, found 1 day ago

$425

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 5, priced at $425 found 1 day ago