Flights from Washington to Chicago

Cheapest flights from Washington

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.

Fri, Oct 24 - Mon, Oct 27

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$80 Roundtrip, found 6 days ago

$80

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Oct 24 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Mon, Oct 27, priced at $80 found 6 days ago

Thu, Oct 23 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$90 Roundtrip, found 1 day ago

$90

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Oct 23 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Thu, Oct 30, priced at $90 found 1 day ago

Fri, Oct 24 - Mon, Oct 27

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$106 Roundtrip, found 6 days ago

$106

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Oct 24 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Mon, Oct 27, priced at $106 found 6 days ago

Thu, Oct 23 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$116 Roundtrip, found 1 day ago

$116

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Oct 23 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Thu, Oct 30, priced at $116 found 1 day ago

Fri, Oct 24 - Mon, Oct 27

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$119 Roundtrip, found 6 days ago

$119

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Oct 24 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Mon, Oct 27, priced at $119 found 6 days ago

Thu, Oct 23 - Tue, Oct 28

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$121 Roundtrip, found 6 days ago

$121

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Thu, Oct 23 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Tue, Oct 28, priced at $121 found 6 days ago

Thu, Oct 23 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$124 Roundtrip, found 1 day ago

$124

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Oct 23 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Thu, Oct 30, priced at $124 found 1 day ago

Fri, Oct 24 - Mon, Oct 27

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$129 Roundtrip, found 6 days ago

$129

Roundtrip

found 6 days ago

Select American Airlines flight, departing Fri, Oct 24 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Mon, Oct 27, priced at $129 found 6 days ago

Thu, Oct 23 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$130 Roundtrip, found 1 day ago

$130

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Oct 23 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Thu, Oct 30, priced at $130 found 1 day ago

Thu, Oct 23 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$131 Roundtrip, found 1 day ago

$131

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Oct 23 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Thu, Oct 30, priced at $131 found 1 day ago

Fri, Oct 24 - Mon, Oct 27

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$133 Roundtrip, found 6 days ago

$133

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Oct 24 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Mon, Oct 27, priced at $133 found 6 days ago

Fri, Oct 24 - Mon, Oct 27

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$136 Roundtrip, found 6 days ago

$136

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Oct 24 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Mon, Oct 27, priced at $136 found 6 days ago

Fri, Oct 24 - Mon, Oct 27

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$137 Roundtrip, found 6 days ago

$137

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Oct 24 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Mon, Oct 27, priced at $137 found 6 days ago

Thu, Oct 23 - Thu, Oct 30

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$157 Roundtrip, found 1 day ago

$157

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 23 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Thu, Oct 30, priced at $157 found 1 day ago

Fri, Oct 24 - Mon, Oct 27

BWI

Baltimore Washington Intl. Thurgood Marshall

ORD

O'Hare Intl.

$167 Roundtrip, found 6 days ago

$167

Roundtrip

found 6 days ago

Select American Airlines flight, departing Fri, Oct 24 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Mon, Oct 27, priced at $167 found 6 days ago

Fri, Sep 12 - Sun, Sep 14

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$181 Roundtrip, found 6 days ago

$181

Roundtrip

found 6 days ago

Select United flight, departing Fri, Sep 12 from Ronald Reagan Washington National to O'Hare Intl., returning Sun, Sep 14, priced at $181 found 6 days ago

Sat, Oct 25 - Sat, Oct 25

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 Sat, Oct 25 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Sat, Oct 25, priced at $191 found 6 days ago

Wed, Aug 27 - Mon, Sep 8

DCA

Ronald Reagan Washington National

MDW

Midway Intl.

$197 Roundtrip, found 6 days ago

$197

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Aug 27 from Ronald Reagan Washington National to Midway Intl., returning Mon, Sep 8, priced at $197 found 6 days ago

Sat, Aug 9 - Tue, Aug 12

IAD

Washington Dulles Intl.

ORD

O'Hare Intl.

$208 Roundtrip, found 3 days ago

$208

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Aug 9 from Washington Dulles Intl. to O'Hare Intl., returning Tue, Aug 12, priced at $208 found 3 days ago

Mon, Sep 1 - Wed, Sep 3

DCA

Ronald Reagan Washington National

ORD

O'Hare Intl.

$220 Roundtrip, found 6 days ago

$220

Roundtrip

found 6 days ago

Select JetBlue Airways flight, departing Mon, Sep 1 from Ronald Reagan Washington National to O'Hare Intl., returning Wed, Sep 3, priced at $220 found 6 days ago