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

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. Visit our flight page for the latest deals!>/a>

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?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from District of Columbia to Chicago?

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 with an airline and back to District of Columbia with another airline. Visit our flight page for the latest deals!>/a>

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

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 from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$78 CHEAP FLIGHTS from District of Columbia to Chicago

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago

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Flight Deals

Cheap Flights from District of Columbia to Chicago

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from District of Columbia to Chicago that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

Fri, Sep 19 - Mon, Sep 22

1:55 pm - 12:10 amIAD-ORD

11h 15m1 stop

5:10 am - 12:55 pmORD-IAD

6h 45m1 stop

$142Frontier

Find Deal

Fri, Sep 19 - Mon, Sep 22

1:55 pm - 11:20 pmIAD-MDW

10h 25m1 stop

6:20 am - 12:55 pmMDW-IAD

5h 35m1 stop

$142Frontier

Find Deal

Fri, Sep 26 - Sun, Sep 28

6:10 am - 10:31 amIAD-ORD

5h 21m1 stop

5:17 pm - 6:24 pmORD-IAD

24h 07m1 stop

$194

Find Deal

Tue, Oct 14 - Wed, Oct 22

6:25 am - 12:10 pmDCA-ORD

6h 45m1 stop

1:36 pm - 7:22 pmORD-DCA

4h 46m1 stop

$203JetBlue

Find Deal

Wed, Oct 15 - Fri, Oct 24

6:25 am - 12:10 pmDCA-ORD

6h 45m1 stop

1:35 pm - 7:20 pmORD-DCA

4h 45m1 stop

$206JetBlue

Find Deal

Fri, Sep 26 - Mon, Sep 29

6:10 am - 10:31 amIAD-ORD

5h 21m1 stop

6:30 am - 6:24 pmORD-IAD

10h 54m1 stop

$206

Find Deal

Sat, Oct 11 - Mon, Oct 13

3:50 pm - 5:13 pmDCA-ORD

2h 23mnonstop

8:04 pm - 11:12 pmORD-DCA

2h 08mnonstop

$217American Airlines

Find Deal

Tue, Sep 23 - Tue, Sep 30

6:35 pm - 7:30 pmDCA-MDW

1h 55mnonstop

12:15 pm - 3:10 pmMDW-DCA

1h 55mnonstop

$217Southwest

Find Deal

Wed, Oct 1 - Sat, Oct 4

9:00 am - 10:00 amDCA-MDW

2h 00mnonstop

6:30 am - 11:20 amMDW-DCA

3h 50m1 stop

$227Southwest

Find Deal

Thu, Oct 9 - Thu, Oct 16

6:59 am - 8:24 amDCA-ORD

2h 25mnonstop

8:04 pm - 11:12 pmORD-DCA

2h 08mnonstop

$229American Airlines

Find Deal

Useful Info

Low season	January
High season	August
Cheapest flight	$78

Best time to beat the crowds with an average 11% drop in price.

Most popular time to fly with an average 1% 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?
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.
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?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago 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?
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 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?
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 from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Merrillville

Saint Joseph

Hammond

Portage

Valparaiso

Lansing

Chesterton

Munster

Schererville

Porter

Monticello

Saint John

Griffith

Everything you need to know for your flight to Chicago

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to District of Columbia

First Class flights to Chicagofrom $393

Business Class flights to Chicagofrom $427

Prem Econ Class flights to Chicagofrom $382

Economy Class flights to Chicagofrom $157

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

$78 Find Cheap Flights from District of Columbia to Chicago

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago

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

Good to know

FAQs for booking flights from District of Columbia to Chicago

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

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.

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?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago 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?

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 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?

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 from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Chicago?

Everything you need to know for your flight to Chicago

Cabin class types available on flights to District of Columbia

Complete your trip to Chicago with a hotel stay or car rental

Find direct flights for Chicago

Flights to other popular destinations

Flights from domestic origins to Chicago

Choose which airport to fly into in Chicago

Find deals for your return flight