Flights from Baltimore to Boston

Cheapest flights from Baltimore

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.

Thu, Aug 7 - Thu, Aug 28

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$132 Roundtrip, found 2 days ago

$132

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Aug 28, priced at $132 found 2 days ago

Sat, Aug 9 - Thu, Aug 28

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$143 Roundtrip, found 2 days ago

$143

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Sat, Aug 9 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Aug 28, priced at $143 found 2 days ago

Thu, Oct 23 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$149 Roundtrip, found 18 hours ago

$149

Roundtrip

found 18 hours ago

Select Spirit Airlines flight, departing Thu, Oct 23 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Oct 30, priced at $149 found 18 hours ago

Thu, Aug 7 - Fri, Aug 29

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$150 Roundtrip, found 2 days ago

$150

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Aug 29, priced at $150 found 2 days ago

Wed, Jul 30 - Thu, Aug 21

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$153 Roundtrip, found 2 days ago

$153

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Wed, Jul 30 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Aug 21, priced at $153 found 2 days ago

Wed, Jul 30 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$156 Roundtrip, found 2 days ago

$156

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Wed, Jul 30 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sat, Aug 16, priced at $156 found 2 days ago

Sat, Aug 23 - Sat, Sep 6

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$159 Roundtrip, found 2 days ago

$159

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Sat, Aug 23 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sat, Sep 6, priced at $159 found 2 days ago

Sat, Aug 9 - Fri, Aug 29

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$161 Roundtrip, found 2 days ago

$161

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Sat, Aug 9 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Aug 29, priced at $161 found 2 days ago

Sat, Sep 13 - Sat, Sep 13

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$161 Roundtrip, found 5 hours ago

$161

Roundtrip

found 5 hours ago

Select Delta flight, departing Sat, Sep 13 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sat, Sep 13, priced at $161 found 5 hours ago

Sat, Aug 2 - Thu, Aug 21

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$163 Roundtrip, found 2 days ago

$163

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Sat, Aug 2 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Aug 21, priced at $163 found 2 days ago

Sat, Aug 2 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$166 Roundtrip, found 2 days ago

$166

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Sat, Aug 2 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sat, Aug 16, priced at $166 found 2 days ago

Thu, Oct 23 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$167 Roundtrip, found 18 hours ago

$167

Roundtrip

found 18 hours ago

Select Spirit Airlines flight, departing Thu, Oct 23 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Oct 30, priced at $167 found 18 hours ago

Sat, Oct 4 - Sun, Oct 12

DCA

Ronald Reagan Washington National

BOS

Logan Intl.

$167 Roundtrip, found 1 day ago

$167

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Sat, Oct 4 from Ronald Reagan Washington National to Logan Intl., returning Sun, Oct 12, priced at $167 found 1 day ago

Mon, Oct 6 - Tue, Oct 14

DCA

Ronald Reagan Washington National

BOS

Logan Intl.

$169 Roundtrip, found 1 day ago

$169

Roundtrip

found 1 day ago

Select American Airlines flight, departing Mon, Oct 6 from Ronald Reagan Washington National to Logan Intl., returning Tue, Oct 14, priced at $169 found 1 day ago

Mon, Oct 6 - Tue, Oct 14

DCA

Ronald Reagan Washington National

BOS

Logan Intl.

$169 Roundtrip, found 1 day ago

$169

Roundtrip

found 1 day ago

Select American Airlines flight, departing Mon, Oct 6 from Ronald Reagan Washington National to Logan Intl., returning Tue, Oct 14, priced at $169 found 1 day ago

Sun, Aug 24 - Thu, Sep 11

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$170 Roundtrip, found 2 days ago

$170

Roundtrip

found 2 days ago

Select Delta flight, departing Sun, Aug 24 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Sep 11, priced at $170 found 2 days ago

Sat, Jul 26 - Tue, Jul 29

DCA

Ronald Reagan Washington National

BOS

Logan Intl.

$272 Roundtrip, found 3 days ago

$272

Roundtrip

found 3 days ago

Select United flight, departing Sat, Jul 26 from Ronald Reagan Washington National to Logan Intl., returning Tue, Jul 29, priced at $272 found 3 days ago

Fri, Jul 25 - Tue, Jul 29

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$274 Roundtrip, found 2 days ago

$274

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Jul 25 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Tue, Jul 29, priced at $274 found 2 days ago

Sat, Jul 26 - Mon, Jul 28

DCA

Ronald Reagan Washington National

PVD

T.F. Green

$317 Roundtrip, found 6 days ago

$317

Roundtrip

found 6 days ago

Select American Airlines flight, departing Sat, Jul 26 from Ronald Reagan Washington National to T.F. Green, returning Mon, Jul 28, priced at $317 found 6 days ago

Tue, Jul 22 - Thu, Jul 24

BWI

Baltimore Washington Intl. Thurgood Marshall

PVD

T.F. Green

$503 Roundtrip, found 14 hours ago

$503

Roundtrip

found 14 hours ago

Select American Airlines flight, departing Tue, Jul 22 from Baltimore Washington Intl. Thurgood Marshall to T.F. Green, returning Thu, Jul 24, priced at $503 found 14 hours ago