Flights from Chicago to Cohasset

Cheapest flights from Chicago

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, Jun 19 - Sun, Jun 22

ORD

O'Hare Intl.

BOS

Logan Intl.

$117 Roundtrip, found 2 days ago

$117

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Jun 19 from O'Hare Intl. to Logan Intl., returning Sun, Jun 22, priced at $117 found 2 days ago

Sat, Aug 9 - Wed, Aug 13

ORD

O'Hare Intl.

BOS

Logan Intl.

$117 Roundtrip, found 4 hours ago

$117

Roundtrip

found 4 hours ago

Select Delta flight, departing Sat, Aug 9 from O'Hare Intl. to Logan Intl., returning Wed, Aug 13, priced at $117 found 4 hours ago

Tue, Aug 5 - Mon, Aug 11

ORD

O'Hare Intl.

BOS

Logan Intl.

$117 Roundtrip, found 4 hours ago

$117

Roundtrip

found 4 hours ago

Select JetBlue Airways flight, departing Tue, Aug 5 from O'Hare Intl. to Logan Intl., returning Mon, Aug 11, priced at $117 found 4 hours ago

Thu, Jun 19 - Sun, Jun 22

ORD

O'Hare Intl.

BOS

Logan Intl.

$117 Roundtrip, found 2 days ago

$117

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Jun 19 from O'Hare Intl. to Logan Intl., returning Sun, Jun 22, priced at $117 found 2 days ago

Sat, May 31 - Sat, Aug 9

ORD

O'Hare Intl.

BOS

Logan Intl.

$135 Roundtrip, found 2 days ago

$135

Roundtrip

found 2 days ago

Select United flight, departing Sat, May 31 from O'Hare Intl. to Logan Intl., returning Sat, Aug 9, priced at $135 found 2 days ago

Sat, Jul 5 - Tue, Jul 15

ORD

O'Hare Intl.

BOS

Logan Intl.

$137 Roundtrip, found 6 days ago

$137

Roundtrip

found 6 days ago

Select Delta flight, departing Sat, Jul 5 from O'Hare Intl. to Logan Intl., returning Tue, Jul 15, priced at $137 found 6 days ago

Wed, May 28 - Tue, Aug 12

ORD

O'Hare Intl.

BOS

Logan Intl.

$141 Roundtrip, found 2 days ago

$141

Roundtrip

found 2 days ago

Select Delta flight, departing Wed, May 28 from O'Hare Intl. to Logan Intl., returning Tue, Aug 12, priced at $141 found 2 days ago

Thu, Jun 19 - Sun, Jun 22

ORD

O'Hare Intl.

BOS

Logan Intl.

$145 Roundtrip, found 2 days ago

$145

Roundtrip

found 2 days ago

Select United flight, departing Thu, Jun 19 from O'Hare Intl. to Logan Intl., returning Sun, Jun 22, priced at $145 found 2 days ago

Thu, Jun 19 - Sun, Jun 22

ORD

O'Hare Intl.

BOS

Logan Intl.

$147 Roundtrip, found 2 days ago

$147

Roundtrip

found 2 days ago

Select JetBlue Airways flight, departing Thu, Jun 19 from O'Hare Intl. to Logan Intl., returning Sun, Jun 22, priced at $147 found 2 days ago

Sat, May 31 - Sat, Aug 9

ORD

O'Hare Intl.

BOS

Logan Intl.

$148 Roundtrip, found 2 days ago

$148

Roundtrip

found 2 days ago

Select Delta flight, departing Sat, May 31 from O'Hare Intl. to Logan Intl., returning Sat, Aug 9, priced at $148 found 2 days ago

Thu, Jun 19 - Sun, Jun 22

ORD

O'Hare Intl.

BOS

Logan Intl.

$152 Roundtrip, found 2 days ago

$152

Roundtrip

found 2 days ago

Select United flight, departing Thu, Jun 19 from O'Hare Intl. to Logan Intl., returning Sun, Jun 22, priced at $152 found 2 days ago

Sun, Aug 10 - Tue, Aug 12

ORD

O'Hare Intl.

BOS

Logan Intl.

$155 Roundtrip, found 4 hours ago

$155

Roundtrip

found 4 hours ago

Select Delta flight, departing Sun, Aug 10 from O'Hare Intl. to Logan Intl., returning Tue, Aug 12, priced at $155 found 4 hours ago

Mon, Jul 7 - Tue, Jul 15

ORD

O'Hare Intl.

BOS

Logan Intl.

$159 Roundtrip, found 6 days ago

$159

Roundtrip

found 6 days ago

Select JetBlue Airways flight, departing Mon, Jul 7 from O'Hare Intl. to Logan Intl., returning Tue, Jul 15, priced at $159 found 6 days ago

Tue, Jun 3 - Wed, Aug 6

ORD

O'Hare Intl.

BOS

Logan Intl.

$160 Roundtrip, found 2 days ago

$160

Roundtrip

found 2 days ago

Select JetBlue Airways flight, departing Tue, Jun 3 from O'Hare Intl. to Logan Intl., returning Wed, Aug 6, priced at $160 found 2 days ago

Sat, May 31 - Sat, Aug 9

ORD

O'Hare Intl.

BOS

Logan Intl.

$165 Roundtrip, found 2 days ago

$165

Roundtrip

found 2 days ago

Select JetBlue Airways flight, departing Sat, May 31 from O'Hare Intl. to Logan Intl., returning Sat, Aug 9, priced at $165 found 2 days ago

Tue, Jun 17 - Thu, Jun 19

ORD

O'Hare Intl.

BOS

Logan Intl.

$167 Roundtrip, found 2 days ago

$167

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Tue, Jun 17 from O'Hare Intl. to Logan Intl., returning Thu, Jun 19, priced at $167 found 2 days ago

Sat, May 31 - Sat, Aug 9

ORD

O'Hare Intl.

BOS

Logan Intl.

$170 Roundtrip, found 2 days ago

$170

Roundtrip

found 2 days ago

Select United flight, departing Sat, May 31 from O'Hare Intl. to Logan Intl., returning Sat, Aug 9, priced at $170 found 2 days ago

Thu, May 15 - Mon, May 19

ORD

O'Hare Intl.

BOS

Logan Intl.

$172 Roundtrip, found 2 days ago

$172

Roundtrip

found 2 days ago

Select United flight, departing Thu, May 15 from O'Hare Intl. to Logan Intl., returning Mon, May 19, priced at $172 found 2 days ago

Fri, Aug 8 - Sun, Aug 10

ORD

O'Hare Intl.

BOS

Logan Intl.

$173 Roundtrip, found 4 hours ago

$173

Roundtrip

found 4 hours ago

Select JetBlue Airways flight, departing Fri, Aug 8 from O'Hare Intl. to Logan Intl., returning Sun, Aug 10, priced at $173 found 4 hours ago

Thu, Jun 5 - Mon, Jun 9

MDW

Midway Intl.

BOS

Logan Intl.

$210 Roundtrip, found 1 day ago

$210

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jun 5 from Midway Intl. to Logan Intl., returning Mon, Jun 9, priced at $210 found 1 day ago