Flights from Boston to Allentown

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, Sep 30 - Tue, Oct 7

BOS

Logan Intl.

ABE

Lehigh Valley Intl.

$207 Roundtrip, found 1 day ago

$207

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Sep 30 from Logan Intl. to Lehigh Valley Intl., returning Tue, Oct 7, priced at $207 found 1 day ago

Sun, Aug 10 - Tue, Aug 12

BOS

Logan Intl.

PHL

Philadelphia Intl.

$234 Roundtrip, found 3 days ago

$234

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Aug 10 from Logan Intl. to Philadelphia Intl., returning Tue, Aug 12, priced at $234 found 3 days ago

Thu, Aug 7 - Thu, Aug 14

BOS

Logan Intl.

PHL

Philadelphia Intl.

$235 Roundtrip, found 1 day ago

$235

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Logan Intl. to Philadelphia Intl., returning Thu, Aug 14, priced at $235 found 1 day ago

Tue, Sep 30 - Mon, Oct 6

BOS

Logan Intl.

ABE

Lehigh Valley Intl.

$236 Roundtrip, found 1 day ago

$236

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Sep 30 from Logan Intl. to Lehigh Valley Intl., returning Mon, Oct 6, priced at $236 found 1 day ago

Thu, Aug 7 - Sun, Aug 10

BOS

Logan Intl.

PHL

Philadelphia Intl.

$245 Roundtrip, found 3 days ago

$245

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Logan Intl. to Philadelphia Intl., returning Sun, Aug 10, priced at $245 found 3 days ago

Sun, Aug 10 - Thu, Aug 14

BOS

Logan Intl.

PHL

Philadelphia Intl.

$248 Roundtrip, found 1 day ago

$248

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Aug 10 from Logan Intl. to Philadelphia Intl., returning Thu, Aug 14, priced at $248 found 1 day ago

Thu, Aug 7 - Sat, Aug 9

BOS

Logan Intl.

PHL

Philadelphia Intl.

$261 Roundtrip, found 1 day ago

$261

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Logan Intl. to Philadelphia Intl., returning Sat, Aug 9, priced at $261 found 1 day ago

Thu, Oct 2 - Mon, Oct 6

BOS

Logan Intl.

ABE

Lehigh Valley Intl.

$266 Roundtrip, found 1 day ago

$266

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Oct 2 from Logan Intl. to Lehigh Valley Intl., returning Mon, Oct 6, priced at $266 found 1 day ago

Tue, Sep 30 - Sun, Oct 5

BOS

Logan Intl.

ABE

Lehigh Valley Intl.

$275 Roundtrip, found 1 day ago

$275

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Sep 30 from Logan Intl. to Lehigh Valley Intl., returning Sun, Oct 5, priced at $275 found 1 day ago

Thu, Aug 7 - Sat, Aug 9

BOS

Logan Intl.

PHL

Philadelphia Intl.

$304 Roundtrip, found 1 day ago

$304

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Logan Intl. to Philadelphia Intl., returning Sat, Aug 9, priced at $304 found 1 day ago

Thu, Oct 2 - Sun, Oct 5

BOS

Logan Intl.

ABE

Lehigh Valley Intl.

$304 Roundtrip, found 1 day ago

$304

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Oct 2 from Logan Intl. to Lehigh Valley Intl., returning Sun, Oct 5, priced at $304 found 1 day ago

Tue, Sep 23 - Sat, Sep 27

MHT

Manchester-Boston Regional

PHL

Philadelphia Intl.

$309 Roundtrip, found 1 day ago

$309

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Sep 23 from Manchester-Boston Regional to Philadelphia Intl., returning Sat, Sep 27, priced at $309 found 1 day ago

Wed, Oct 1 - Sun, Oct 5

BOS

Logan Intl.

ABE

Lehigh Valley Intl.

$312 Roundtrip, found 1 day ago

$312

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Oct 1 from Logan Intl. to Lehigh Valley Intl., returning Sun, Oct 5, priced at $312 found 1 day ago

Tue, Sep 23 - Sat, Sep 27

MHT

Manchester-Boston Regional

PHL

Philadelphia Intl.

$319 Roundtrip, found 1 day ago

$319

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Sep 23 from Manchester-Boston Regional to Philadelphia Intl., returning Sat, Sep 27, priced at $319 found 1 day ago

Thu, Aug 7 - Sat, Aug 9

BOS

Logan Intl.

PHL

Philadelphia Intl.

$327 Roundtrip, found 1 day ago

$327

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Logan Intl. to Philadelphia Intl., returning Sat, Aug 9, priced at $327 found 1 day ago

Tue, Sep 23 - Sat, Sep 27

MHT

Manchester-Boston Regional

PHL

Philadelphia Intl.

$329 Roundtrip, found 1 day ago

$329

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Sep 23 from Manchester-Boston Regional to Philadelphia Intl., returning Sat, Sep 27, priced at $329 found 1 day ago

Wed, Oct 1 - Sun, Oct 5

BOS

Logan Intl.

ABE

Lehigh Valley Intl.

$332 Roundtrip, found 1 day ago

$332

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Oct 1 from Logan Intl. to Lehigh Valley Intl., returning Sun, Oct 5, priced at $332 found 1 day ago

Tue, Sep 23 - Sat, Sep 27

MHT

Manchester-Boston Regional

PHL

Philadelphia Intl.

$344 Roundtrip, found 1 day ago

$344

Roundtrip

found 1 day ago

Select United flight, departing Tue, Sep 23 from Manchester-Boston Regional to Philadelphia Intl., returning Sat, Sep 27, priced at $344 found 1 day ago

Fri, Mar 13 - Mon, Mar 16

PVD

T.F. Green

PHL

Philadelphia Intl.

$405 Roundtrip, found 3 days ago

$405

Roundtrip

found 3 days ago

Select American Airlines flight, departing Fri, Mar 13 from T.F. Green to Philadelphia Intl., returning Mon, Mar 16, priced at $405 found 3 days ago

Fri, Mar 13 - Mon, Mar 16

PVD

T.F. Green

PHL

Philadelphia Intl.

$757 Roundtrip, found 3 days ago

$757

Roundtrip

found 3 days ago

Select Delta flight, departing Fri, Mar 13 from T.F. Green to Philadelphia Intl., returning Mon, Mar 16, priced at $757 found 3 days ago