Flights from Washington to Cohasset

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, Jun 3 - Thu, Jun 12

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$82 Roundtrip, found 2 days ago

$82

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Tue, Jun 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Jun 12, priced at $82 found 2 days ago

Tue, May 27 - Tue, Jun 3

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$92 Roundtrip, found 6 days ago

$92

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Tue, May 27 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Tue, Jun 3, priced at $92 found 6 days ago

Tue, Jun 3 - Fri, Jun 13

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$97 Roundtrip, found 2 days ago

$97

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Tue, Jun 3 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Jun 13, priced at $97 found 2 days ago

Sat, May 24 - Tue, Jun 3

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$102 Roundtrip, found 6 days ago

$102

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Sat, May 24 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Tue, Jun 3, priced at $102 found 6 days ago

Thu, Jun 5 - Fri, Jun 13

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$112 Roundtrip, found 2 days ago

$112

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Thu, Jun 5 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Jun 13, priced at $112 found 2 days ago

Sun, May 25 - Sun, Jun 1

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$125 Roundtrip, found 6 days ago

$125

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Sun, May 25 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sun, Jun 1, priced at $125 found 6 days ago

Thu, Jun 5 - Sun, Jun 15

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$127 Roundtrip, found 2 days ago

$127

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Thu, Jun 5 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sun, Jun 15, priced at $127 found 2 days ago

Sun, Sep 7 - Fri, Sep 12

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$132 Roundtrip, found 22 hours ago

$132

Roundtrip

found 22 hours ago

Select Spirit Airlines flight, departing Sun, Sep 7 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 12, priced at $132 found 22 hours ago

Sun, May 25 - Sun, Jun 1

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$135 Roundtrip, found 6 days ago

$135

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Sun, May 25 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sun, Jun 1, priced at $135 found 6 days ago

Mon, May 26 - Thu, May 29

DCA

Ronald Reagan Washington National

BOS

Logan Intl.

$137 Roundtrip, found 1 day ago

$137

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, May 26 from Ronald Reagan Washington National to Logan Intl., returning Thu, May 29, priced at $137 found 1 day ago

Fri, May 23 - Tue, Jun 3

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$140 Roundtrip, found 6 days ago

$140

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, May 23 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Tue, Jun 3, priced at $140 found 6 days ago

Sun, May 25 - Sun, Jun 1

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$142 Roundtrip, found 6 days ago

$142

Roundtrip

found 6 days ago

Select American Airlines flight, departing Sun, May 25 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sun, Jun 1, priced at $142 found 6 days ago

Thu, Sep 4 - Thu, Sep 11

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$142 Roundtrip, found 22 hours ago

$142

Roundtrip

found 22 hours ago

Select Spirit Airlines flight, departing Thu, Sep 4 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Sep 11, priced at $142 found 22 hours ago

Sun, Sep 7 - Fri, Sep 12

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$147 Roundtrip, found 22 hours ago

$147

Roundtrip

found 22 hours ago

Select Delta flight, departing Sun, Sep 7 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Sep 12, priced at $147 found 22 hours ago

Mon, May 26 - Mon, Jun 2

DCA

Ronald Reagan Washington National

BOS

Logan Intl.

$147 Roundtrip, found 1 day ago

$147

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, May 26 from Ronald Reagan Washington National to Logan Intl., returning Mon, Jun 2, priced at $147 found 1 day ago

Tue, Jun 3 - Tue, Jun 3

DCA

Ronald Reagan Washington National

BOS

Logan Intl.

$152 Roundtrip, found 2 days ago

$152

Roundtrip

found 2 days ago

Select JetBlue Airways flight, departing Tue, Jun 3 from Ronald Reagan Washington National to Logan Intl., returning Tue, Jun 3, priced at $152 found 2 days ago

Fri, May 30 - Mon, Jun 2

DCA

Ronald Reagan Washington National

BOS

Logan Intl.

$152 Roundtrip, found 2 days ago

$152

Roundtrip

found 2 days ago

Select American Airlines flight, departing Fri, May 30 from Ronald Reagan Washington National to Logan Intl., returning Mon, Jun 2, priced at $152 found 2 days ago

Thu, May 29 - Mon, Jun 2

DCA

Ronald Reagan Washington National

BOS

Logan Intl.

$157 Roundtrip, found 2 days ago

$157

Roundtrip

found 2 days ago

Select United flight, departing Thu, May 29 from Ronald Reagan Washington National to Logan Intl., returning Mon, Jun 2, priced at $157 found 2 days ago

Sun, Sep 7 - Fri, Sep 12

IAD

Washington Dulles Intl.

BOS

Logan Intl.

$157 Roundtrip, found 22 hours ago

$157

Roundtrip

found 22 hours ago

Select United flight, departing Sun, Sep 7 from Washington Dulles Intl. to Logan Intl., returning Fri, Sep 12, priced at $157 found 22 hours ago

Sun, Sep 7 - Fri, Sep 12

IAD

Washington Dulles Intl.

BOS

Logan Intl.

$200 Roundtrip, found 22 hours ago

$200

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sun, Sep 7 from Washington Dulles Intl. to Logan Intl., returning Fri, Sep 12, priced at $200 found 22 hours ago