Flights from Baltimore to Chicago

Cheapest flights from Baltimore

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.

Wed, Jul 2 - Sun, Jul 6

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$175 Roundtrip, found 1 day ago

$175

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 2 from Ronald Reagan Washington National to O'Hare Intl., returning Sun, Jul 6, priced at $175 found 1 day ago

Tue, Jun 24 - Tue, Jun 24

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$191 Roundtrip, found 6 days ago

$191

Roundtrip

found 6 days ago

Select Delta flight, departing Tue, Jun 24 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Tue, Jun 24, priced at $191 found 6 days ago

Wed, Aug 6 - Tue, Aug 12

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$191 Roundtrip, found 1 day ago

$191

Roundtrip

found 1 day ago

Select United flight, departing Wed, Aug 6 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Tue, Aug 12, priced at $191 found 1 day ago

Wed, Jul 2 - Sun, Jul 6

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$195 Roundtrip, found 1 day ago

$195

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 2 from Ronald Reagan Washington National to O'Hare Intl., returning Sun, Jul 6, priced at $195 found 1 day ago

Thu, Aug 7 - Sun, Aug 10

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$199 Roundtrip, found 1 day ago

$199

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Sun, Aug 10, priced at $199 found 1 day ago

Wed, Jul 2 - Wed, Jul 9

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$200 Roundtrip, found 1 day ago

$200

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 2 from Ronald Reagan Washington National to O'Hare Intl., returning Wed, Jul 9, priced at $200 found 1 day ago

Thu, Aug 7 - Sun, Aug 10

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$200 Roundtrip, found 1 day ago

$200

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Sun, Aug 10, priced at $200 found 1 day ago

Thu, Aug 7 - Sun, Aug 10

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$203 Roundtrip, found 1 day ago

$203

Roundtrip

found 1 day ago

Select United flight, departing Thu, Aug 7 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Sun, Aug 10, priced at $203 found 1 day ago

Wed, Jul 2 - Sun, Jul 6

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$209 Roundtrip, found 1 day ago

$209

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 2 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Sun, Jul 6, priced at $209 found 1 day ago

Sun, Jun 29 - Wed, Jul 9

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$210 Roundtrip, found 1 day ago

$210

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, Jun 29 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Wed, Jul 9, priced at $210 found 1 day ago

Mon, Aug 4 - Tue, Aug 12

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$210 Roundtrip, found 1 day ago

$210

Roundtrip

found 1 day ago

Select United flight, departing Mon, Aug 4 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Tue, Aug 12, priced at $210 found 1 day ago

Wed, Jul 2 - Sun, Jul 6

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$213 Roundtrip, found 1 day ago

$213

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 2 from Ronald Reagan Washington National to O'Hare Intl., returning Sun, Jul 6, priced at $213 found 1 day ago

Wed, Jul 2 - Sun, Jul 6

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$219 Roundtrip, found 1 day ago

$219

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 2 from Ronald Reagan Washington National to O'Hare Intl., returning Sun, Jul 6, priced at $219 found 1 day ago

Wed, Jul 2 - Mon, Jul 7

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$223 Roundtrip, found 1 day ago

$223

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 2 from Ronald Reagan Washington National to O'Hare Intl., returning Mon, Jul 7, priced at $223 found 1 day ago

Mon, Jun 30 - Wed, Jul 9

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$226 Roundtrip, found 1 day ago

$226

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, Jun 30 from Ronald Reagan Washington National to O'Hare Intl., returning Wed, Jul 9, priced at $226 found 1 day ago

Wed, Jul 2 - Sun, Jul 6

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$229 Roundtrip, found 1 day ago

$229

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 2 from Ronald Reagan Washington National to O'Hare Intl., returning Sun, Jul 6, priced at $229 found 1 day ago

Wed, Jul 2 - Sun, Jul 6

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$230 Roundtrip, found 1 day ago

$230

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 2 from Ronald Reagan Washington National to O'Hare Intl., returning Sun, Jul 6, priced at $230 found 1 day ago

Thu, Aug 7 - Sun, Aug 10

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$231 Roundtrip, found 1 day ago

$231

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Sun, Aug 10, priced at $231 found 1 day ago

Thu, Aug 7 - Sun, Aug 10

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$233 Roundtrip, found 1 day ago

$233

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Sun, Aug 10, priced at $233 found 1 day ago

Tue, Jul 22 - Fri, Jul 25

DCA

Ronald Reagan Washington National

MDW

Midway Intl.

$249 Roundtrip, found 6 days ago

$249

Roundtrip

found 6 days ago

Select Delta flight, departing Tue, Jul 22 from Ronald Reagan Washington National to Midway Intl., returning Fri, Jul 25, priced at $249 found 6 days ago