Flights from Chicago to Washington

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, Oct 9 - Sun, Oct 12

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$169 Roundtrip, found 1 day ago

$169

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 9 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Oct 12, priced at $169 found 1 day ago

Thu, Oct 9 - Sun, Oct 12

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$188 Roundtrip, found 1 day ago

$188

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 9 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Oct 12, priced at $188 found 1 day ago

Sat, Aug 16 - Sun, Aug 17

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$189 Roundtrip, found 1 day ago

$189

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Aug 16 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Aug 17, priced at $189 found 1 day ago

Tue, Oct 7 - Tue, Oct 14

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$197 Roundtrip, found 1 day ago

$197

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Oct 7 from O'Hare Intl. to Ronald Reagan Washington National, returning Tue, Oct 14, priced at $197 found 1 day ago

Wed, Aug 13 - Sun, Aug 17

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$199 Roundtrip, found 1 day ago

$199

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Aug 13 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Aug 17, priced at $199 found 1 day ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$201 Roundtrip, found 1 day ago

$201

Roundtrip

found 1 day ago

Select Delta flight, departing Fri, Aug 15 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Aug 17, priced at $201 found 1 day ago

Thu, Oct 9 - Sun, Oct 12

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$202 Roundtrip, found 1 day ago

$202

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 9 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Oct 12, priced at $202 found 1 day ago

Tue, Oct 7 - Wed, Oct 15

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$203 Roundtrip, found 1 day ago

$203

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Tue, Oct 7 from O'Hare Intl. to Ronald Reagan Washington National, returning Wed, Oct 15, priced at $203 found 1 day ago

Thu, Oct 9 - Sun, Oct 12

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$204 Roundtrip, found 1 day ago

$204

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Oct 9 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Oct 12, priced at $204 found 1 day ago

Thu, Oct 9 - Sun, Oct 12

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$209 Roundtrip, found 1 day ago

$209

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Thu, Oct 9 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Oct 12, priced at $209 found 1 day ago

Thu, Oct 9 - Sun, Oct 12

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$213 Roundtrip, found 1 day ago

$213

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 9 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Oct 12, priced at $213 found 1 day ago

Thu, Oct 9 - Sun, Oct 12

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$214 Roundtrip, found 1 day ago

$214

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Oct 9 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Oct 12, priced at $214 found 1 day ago

Thu, Oct 9 - Sun, Oct 12

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$215 Roundtrip, found 1 day ago

$215

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 9 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Oct 12, priced at $215 found 1 day ago

Sat, Aug 16 - Sun, Aug 17

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$216 Roundtrip, found 1 day ago

$216

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Aug 16 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Aug 17, priced at $216 found 1 day ago

Mon, Oct 6 - Tue, Oct 14

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$220 Roundtrip, found 1 day ago

$220

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Mon, Oct 6 from O'Hare Intl. to Ronald Reagan Washington National, returning Tue, Oct 14, priced at $220 found 1 day ago

Sat, Aug 16 - Sun, Aug 17

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$220 Roundtrip, found 1 day ago

$220

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Aug 16 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Aug 17, priced at $220 found 1 day ago

Sat, Aug 2 - Wed, Aug 6

ORD

O'Hare Intl.

IAD

Washington Dulles Intl.

$221 Roundtrip, found 6 days ago

$221

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Aug 2 from O'Hare Intl. to Washington Dulles Intl., returning Wed, Aug 6, priced at $221 found 6 days ago

Thu, Oct 9 - Sun, Oct 12

ORD

O'Hare Intl.

DCA

Ronald Reagan Washington National

$223 Roundtrip, found 1 day ago

$223

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 9 from O'Hare Intl. to Ronald Reagan Washington National, returning Sun, Oct 12, priced at $223 found 1 day ago

Wed, Jul 30 - Wed, Aug 6

ORD

O'Hare Intl.

IAD

Washington Dulles Intl.

$264 Roundtrip, found 6 days ago

$264

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, Jul 30 from O'Hare Intl. to Washington Dulles Intl., returning Wed, Aug 6, priced at $264 found 6 days ago

Tue, Jul 29 - Sat, Aug 2

MDW

Midway Intl.

DCA

Ronald Reagan Washington National

$457 Roundtrip, found 1 day ago

$457

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jul 29 from Midway Intl. to Ronald Reagan Washington National, returning Sat, Aug 2, priced at $457 found 1 day ago