How does KAYAK find such low prices on flights from District of Columbia to Chicago O'Hare Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Chicago O'Hare Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Chicago O'Hare Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from District of Columbia to Chicago O'Hare Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago O'Hare Airport with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Chicago O'Hare Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago O'Hare Airport from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$89 CHEAP FLIGHTS from District of Columbia to Chicago O'Hare (ORD)

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Cheap Flights from District of Columbia to Chicago

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from District of Columbia to Chicago

Tue, Oct 20 - Sat, Oct 24

3:03 pm - 8:38 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

6h 35m1 stop Atlanta Hartsfield-Jackson

6:08 pm - 12:42 amORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

5h 34m1 stop Atlanta Hartsfield-Jackson

$179Delta

Tue, Oct 20 - Sat, Oct 24

1:25 pm - 6:20 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

5h 55m1 stop New York LaGuardia

10:30 am - 4:37 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

5h 07m1 stop New York John F Kennedy Intl

$179Delta

Tue, Nov 10 - Wed, Nov 11

9:40 am - 1:59 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

5h 19m1 stop Detroit Metropolitan Wayne County

7:05 am - 11:29 amORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

3h 24m1 stop Detroit Metropolitan Wayne County

$179Delta

Tue, Nov 3 - Sat, Nov 7

8:05 am - 12:51 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

5h 46m1 stop Atlanta Hartsfield-Jackson

7:15 am - 5:12 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

8h 57m1 stop Atlanta Hartsfield-Jackson

$181Frontier

Wed, Oct 21 - Sat, Oct 24

7:50 am - 6:31 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

11h 41m1 stop Atlanta Hartsfield-Jackson

6:00 am - 5:13 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

10h 13m1 stop Atlanta Hartsfield-Jackson

$181Frontier

Wed, Nov 4 - Sat, Nov 7

8:05 am - 12:51 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

5h 46m1 stop Atlanta Hartsfield-Jackson

7:15 am - 5:12 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

8h 57m1 stop Atlanta Hartsfield-Jackson

$181Frontier

Tue, Dec 22 - Tue, Dec 22

10:39 am - 12:00 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 21mnonstop

1:30 pm - 6:58 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

4h 28m1 stop Detroit Metropolitan Wayne County

$204American Airlines

Tue, Nov 17 - Tue, Nov 17

1:15 pm - 2:38 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 23mnonstop

9:41 pm - 12:30 amORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

1h 49mnonstop

$215United Airlines

Sat, Nov 7 - Wed, Nov 11

6:11 am - 7:30 amIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 19mnonstop

1:30 pm - 4:33 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

$215United Airlines

Wed, Feb 17 - Wed, Mar 3

7:45 am - 9:11 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 26mnonstop

10:30 am - 1:36 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 06mnonstop

$271American Airlines

Recent last minute flight deals from District of Columbia to Chicago

Sat, Sep 26 - Tue, Oct 6

6:00 am - 5:38 amIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

24h 38m1 stop Las Vegas Harry Reid Intl

7:11 am - 8:09 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

11h 58m1 stop Fort Lauderdale

$279Frontier

Thu, Sep 24 - Sat, Oct 24

11:12 am - 10:59 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

12h 47m1 stop Orlando

6:00 am - 5:13 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

10h 13m1 stop Atlanta Hartsfield-Jackson

$307Frontier

Fri, Sep 25 - Mon, Oct 26

12:30 pm - 7:35 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

8h 05m1 stop Dallas/Fort Worth

8:11 pm - 10:21 amORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

13h 10m1 stop Orlando

$318Frontier

Mon, Sep 28 - Fri, Oct 9

6:36 pm - 10:59 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

29h 23m2 stops Blountville Tri Cities TN/VA Orlando

7:44 pm - 5:13 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

20h 29m1 stop Atlanta Hartsfield-Jackson

$330Multiple Airlines

Mon, Sep 28 - Thu, Oct 8

6:36 pm - 10:59 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

29h 23m2 stops Blountville Tri Cities TN/VA Orlando

7:44 pm - 12:21 amORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

27h 37m1 stop Atlanta Hartsfield-Jackson

$388Multiple Airlines

Mon, Sep 28 - Fri, Oct 2

6:36 pm - 10:59 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

29h 23m2 stops Blountville Tri Cities TN/VA Orlando

10:26 am - 5:18 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

5h 52m1 stop Atlanta Hartsfield-Jackson

$437Multiple Airlines

Thu, Sep 24 - Sat, Oct 24

2:54 pm - 4:18 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 24mnonstop

5:50 pm - 8:59 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 09mnonstop

$439American Airlines

Mon, Sep 28 - Fri, Oct 9

10:17 am - 11:41 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 24mnonstop

1:18 pm - 4:27 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 09mnonstop

$450American Airlines

Fri, Sep 25 - Mon, Oct 26

6:10 am - 7:25 amIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 15mnonstop

9:41 pm - 12:30 amORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

1h 49mnonstop

$466United Airlines

Sat, Sep 26 - Sun, Sep 27

10:15 pm - 8:29 amIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

11h 14m1 stop Indianapolis

10:54 am - 1:59 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

2h 05mnonstop

$489United Airlines

Recent direct flight deals from District of Columbia to Chicago

Tue, Nov 17 - Tue, Nov 17

9:30 am - 10:50 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 20mnonstop

7:45 pm - 10:43 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

1h 58mnonstop

$215United Airlines

Sat, Nov 7 - Wed, Nov 11

10:22 am - 11:42 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 20mnonstop

7:45 pm - 10:43 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

1h 58mnonstop

$215United Airlines

Wed, Oct 21 - Tue, Oct 27

8:10 pm - 9:29 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 19mnonstop

7:45 pm - 10:43 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

1h 58mnonstop

$215United Airlines

Tue, Nov 10 - Wed, Nov 11

3:30 pm - 4:50 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 20mnonstop

7:45 pm - 10:43 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

1h 58mnonstop

$215United Airlines

Tue, Dec 15 - Wed, Dec 30

11:54 am - 1:15 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 21mnonstop

7:45 pm - 10:45 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 00mnonstop

$215United Airlines

Tue, Nov 10 - Wed, Nov 11

10:47 pm - 12:01 amIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 14mnonstop

2:21 pm - 5:24 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

$215United Airlines

Sat, Nov 7 - Wed, Nov 11

6:11 am - 7:30 amIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 19mnonstop

1:30 pm - 4:33 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

$215United Airlines

Tue, Nov 17 - Tue, Nov 17

1:15 pm - 2:38 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 23mnonstop

9:41 pm - 12:30 amORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

1h 49mnonstop

$215United Airlines

Wed, Feb 17 - Wed, Mar 3

7:45 am - 9:11 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 26mnonstop

10:30 am - 1:36 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 06mnonstop

$271American Airlines

Wed, Oct 7 - Sat, Oct 10

2:52 pm - 4:15 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 23mnonstop

6:55 pm - 10:00 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 05mnonstop

$271American Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$89

Best time to beat the crowds with an average 15% drop in price.

Most popular time to fly with an average 12% increase in price.

Flight from Washington Dulles Airport to Chicago O'Hare Airport

How does KAYAK find such low prices on flights from District of Columbia to Chicago O'Hare Airport?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Chicago O'Hare Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Chicago O'Hare Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from District of Columbia to Chicago O'Hare Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago O'Hare Airport with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Chicago O'Hare Airport?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago O'Hare Airport from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Merrillville

Gurnee

South Haven

Oak Brook

Tinley Park

Hammond

Saint Joseph

Des Plaines

Elk Grove Village

Hoffman Estates

Portage

Oakbrook Terrace

South Holland

Willowbrook

Lansing

Alsip

Delavan

Lisle

Northbrook

Valparaiso

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ORD

$89 Find Cheap Flights from District of Columbia to Chicago O'Hare Airport - Compare and Save

Cheap Flights from District of Columbia to Chicago

Recent round-trip flight deals from District of Columbia to Chicago

Recent one-way flight deals from District of Columbia to Chicago

Recent last minute flight deals from District of Columbia to Chicago

Recent direct flight deals from District of Columbia to Chicago

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Cheapest flight

FAQs for booking District of Columbia to Chicago O'Hare Airport flights

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