$111 Cheap Frontier Airlines flights Chicago (MDW) to Boston (BOS)

$111 Cheap Frontier Airlines flights Chicago (MDW) to Boston (BOS)

Prices were available within the past 7 days and start at $111 for one-way flights and $210 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jun 5 - Mon, Jun 9

MDW

Chicago

BOS

Boston

$210 Roundtrip, just found

$210

Roundtrip

just found

Select Frontier Airlines flight, departing Thu, Jun 5 from Chicago to Boston, returning Mon, Jun 9, priced at $210 just found

Fri, May 16 - Mon, May 19

MDW

Chicago

BOS

Boston

$230 Roundtrip, found 1 day ago

$230

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, May 16 from Chicago to Boston, returning Mon, May 19, priced at $230 found 1 day ago

Mon, May 12 - Mon, May 19

MDW

Chicago

BOS

Boston

$231 Roundtrip, found 1 day ago

$231

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, May 12 from Chicago to Boston, returning Mon, May 19, priced at $231 found 1 day ago

Sun, Jun 8 - Mon, Jun 9

MDW

Chicago

BOS

Boston

$240 Roundtrip, just found

$240

Roundtrip

just found

Select Frontier Airlines flight, departing Sun, Jun 8 from Chicago to Boston, returning Mon, Jun 9, priced at $240 just found

Thu, Jun 5 - Mon, Jun 9

MDW

Chicago

BOS

Boston

$248 Roundtrip, just found

$248

Roundtrip

just found

Select Frontier Airlines flight, departing Thu, Jun 5 from Chicago to Boston, returning Mon, Jun 9, priced at $248 just found

Thu, May 15 - Mon, May 19

MDW

Chicago

BOS

Boston

$249 Roundtrip, found 1 day ago

$249

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, May 15 from Chicago to Boston, returning Mon, May 19, priced at $249 found 1 day ago

Sun, May 18 - Mon, May 19

MDW

Chicago

BOS

Boston

$250 Roundtrip, found 1 day ago

$250

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, May 18 from Chicago to Boston, returning Mon, May 19, priced at $250 found 1 day ago

Mon, May 12 - Fri, May 16

MDW

Chicago

BOS

Boston

$251 Roundtrip, found 1 day ago

$251

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, May 12 from Chicago to Boston, returning Fri, May 16, priced at $251 found 1 day ago

Thu, May 15 - Mon, May 19

MDW

Chicago

BOS

Boston

$260 Roundtrip, found 1 day ago

$260

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, May 15 from Chicago to Boston, returning Mon, May 19, priced at $260 found 1 day ago