Flights from Frederick to Boston

Cheapest flights from Frederick

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.

Mon, Oct 27 - Tue, Oct 28

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$117 Roundtrip, found 15 hours ago

$117

Roundtrip

found 15 hours ago

Select Delta flight, departing Mon, Oct 27 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Tue, Oct 28, priced at $117 found 15 hours ago

Tue, Oct 28 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$127 Roundtrip, found 15 hours ago

$127

Roundtrip

found 15 hours ago

Select Delta flight, departing Tue, Oct 28 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Oct 30, priced at $127 found 15 hours ago

Sun, Oct 26 - Tue, Oct 28

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$132 Roundtrip, found 15 hours ago

$132

Roundtrip

found 15 hours ago

Select Delta flight, departing Sun, Oct 26 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Tue, Oct 28, priced at $132 found 15 hours ago

Tue, Oct 28 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$134 Roundtrip, found 15 hours ago

$134

Roundtrip

found 15 hours ago

Select Spirit Airlines flight, departing Tue, Oct 28 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Oct 30, priced at $134 found 15 hours ago

Tue, Oct 28 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$138 Roundtrip, found 15 hours ago

$138

Roundtrip

found 15 hours ago

Select American Airlines flight, departing Tue, Oct 28 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Oct 30, priced at $138 found 15 hours ago

Sun, Oct 26 - Fri, Oct 31

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$147 Roundtrip, found 15 hours ago

$147

Roundtrip

found 15 hours ago

Select Delta flight, departing Sun, Oct 26 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Fri, Oct 31, priced at $147 found 15 hours ago

Thu, Sep 4 - Sat, Sep 6

IAD

Washington Dulles Intl.

BOS

Logan Intl.

$152 Roundtrip, found 4 days ago

$152

Roundtrip

found 4 days ago

Select United flight, departing Thu, Sep 4 from Washington Dulles Intl. to Logan Intl., returning Sat, Sep 6, priced at $152 found 4 days ago

Tue, Oct 28 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$159 Roundtrip, found 15 hours ago

$159

Roundtrip

found 15 hours ago

Select American Airlines flight, departing Tue, Oct 28 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Oct 30, priced at $159 found 15 hours ago

Thu, Sep 4 - Sat, Sep 6

IAD

Washington Dulles Intl.

BOS

Logan Intl.

$162 Roundtrip, found 4 days ago

$162

Roundtrip

found 4 days ago

Select United flight, departing Thu, Sep 4 from Washington Dulles Intl. to Logan Intl., returning Sat, Sep 6, priced at $162 found 4 days ago

Sat, Oct 25 - Sun, Oct 26

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$167 Roundtrip, found 15 hours ago

$167

Roundtrip

found 15 hours ago

Select Delta flight, departing Sat, Oct 25 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sun, Oct 26, priced at $167 found 15 hours ago

Tue, Oct 28 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$168 Roundtrip, found 15 hours ago

$168

Roundtrip

found 15 hours ago

Select American Airlines flight, departing Tue, Oct 28 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Oct 30, priced at $168 found 15 hours ago

Sat, Sep 13 - Tue, Sep 23

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$169 Roundtrip, found 2 days ago

$169

Roundtrip

found 2 days ago

Select Delta flight, departing Sat, Sep 13 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Tue, Sep 23, priced at $169 found 2 days ago

Tue, Oct 28 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$175 Roundtrip, found 15 hours ago

$175

Roundtrip

found 15 hours ago

Select Spirit Airlines flight, departing Tue, Oct 28 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Oct 30, priced at $175 found 15 hours ago

Tue, Oct 28 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$177 Roundtrip, found 15 hours ago

$177

Roundtrip

found 15 hours ago

Select Delta flight, departing Tue, Oct 28 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Thu, Oct 30, priced at $177 found 15 hours ago

Sun, Aug 31 - Sat, Sep 13

IAD

Washington Dulles Intl.

BOS

Logan Intl.

$180 Roundtrip, found 4 days ago

$180

Roundtrip

found 4 days ago

Select United flight, departing Sun, Aug 31 from Washington Dulles Intl. to Logan Intl., returning Sat, Sep 13, priced at $180 found 4 days ago

Thu, Aug 28 - Wed, Sep 3

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$181 Roundtrip, found 5 days ago

$181

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Thu, Aug 28 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Wed, Sep 3, priced at $181 found 5 days ago

Tue, Aug 12 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

BOS

Logan Intl.

$208 Roundtrip, found 1 day ago

$208

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Aug 12 from Baltimore Washington Intl. Thurgood Marshall to Logan Intl., returning Sat, Aug 16, priced at $208 found 1 day ago

Sat, Aug 30 - Sat, Aug 30

IAD

Washington Dulles Intl.

MHT

Manchester-Boston Regional

$210 Roundtrip, found 2 hours ago

$210

Roundtrip

found 2 hours ago

Select United flight, departing Sat, Aug 30 from Washington Dulles Intl. to Manchester-Boston Regional, returning Sat, Aug 30, priced at $210 found 2 hours ago

Wed, Sep 3 - Sun, Sep 7

BWI

Baltimore Washington Intl. Thurgood Marshall

PVD

T.F. Green

$240 Roundtrip, found 21 hours ago

$240

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Wed, Sep 3 from Baltimore Washington Intl. Thurgood Marshall to T.F. Green, returning Sun, Sep 7, priced at $240 found 21 hours ago

Thu, Aug 28 - Sun, Aug 31

BWI

Baltimore Washington Intl. Thurgood Marshall

MHT

Manchester-Boston Regional

$391 Roundtrip, found 2 hours ago

$391

Roundtrip

found 2 hours ago

Select American Airlines flight, departing Thu, Aug 28 from Baltimore Washington Intl. Thurgood Marshall to Manchester-Boston Regional, returning Sun, Aug 31, priced at $391 found 2 hours ago