How does KAYAK find such low prices on flights from Illinois to Washington, D.C.?

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 Illinois to Washington, D.C.. 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 Illinois to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Illinois 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 Illinois to Washington, D.C.?

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 Washington, D.C. with an airline and back to Illinois 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 Illinois to Washington, D.C.?

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 Washington, D.C. from Illinois 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>

$38 CHEAP FLIGHTS from Illinois to Washington, D.C.

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Cheap Flight Deals from Illinois to Washington, D.C.

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Washington, D.C. 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.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Washington, D.C.

KAYAK's recommended round-trip deals from the most popular airlines that fly from Illinois to Washington, D.C..

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

2:53 pm - 5:46 pmMDW-BWI

1h 53mnonstop

6:27 pm - 7:31 pmBWI-MDW

2h 04mnonstop

$87Frontier

Find Deal

Fri, May 30 - Wed, Jun 4

2:53 pm - 5:46 pmMDW-BWI

1h 53mnonstop

6:27 pm - 7:31 pmBWI-MDW

2h 04mnonstop

$88Frontier

Find Deal

Wed, May 28 - Wed, Jun 4

12:41 pm - 10:41 pmORD-BWI

9h 00m1 stop

7:57 pm - 8:50 amBWI-ORD

13h 53m1 stop

$116Spirit Airlines

Find Deal

Fri, May 30 - Mon, Jun 2

7:47 am - 8:29 pmORD-BWI

11h 42m1 stop

8:10 am - 9:24 amBWI-ORD

2h 14mnonstop

$118Spirit Airlines

Find Deal

Thu, May 29 - Sun, Jun 1

7:10 am - 10:13 amORD-BWI

2h 03mnonstop

6:40 am - 7:55 amBWI-ORD

2h 15mnonstop

$159United Airlines

Find Deal

Fri, May 23 - Sat, May 24

8:35 pm - 11:54 pmORD-BWI

2h 19mnonstop

11:26 am - 12:40 pmBWI-ORD

2h 14mnonstop

$160American Airlines

Find Deal

Sat, Jun 14 - Sat, Jun 21

10:50 am - 1:49 pmORD-IAD

1h 59mnonstop

8:30 am - 9:43 amIAD-ORD

2h 13mnonstop

$161United Airlines

Find Deal

Tue, Jul 1 - Wed, Jul 2

7:04 pm - 10:05 pmORD-BWI

2h 01mnonstop

6:00 am - 7:22 amBWI-ORD

2h 22mnonstop

$161American Airlines

Find Deal

Wed, Jun 4 - Tue, Jun 10

7:37 am - 5:48 pmORD-BWI

9h 11m1 stop

5:37 pm - 11:59 pmBWI-ORD

7h 22m1 stop

$165

Find Deal

Wed, Jun 4 - Sun, Jun 8

7:47 am - 8:29 pmORD-BWI

11h 42m1 stop

5:16 pm - 11:22 pmBWI-ORD

7h 06m1 stop

$170

Find Deal

Thu, May 29 - Sun, Jun 8

Useful Info

Low season	February
High season	May
Cheapest flight	$38

Best time to beat the crowds but there is an average 3% increase in price.

Most popular time to fly with an average 15% increase in price.

Flight from Chicago Midway Airport to Baltimore

UzomaFlew with American AirlinesORD-DCAJan 2024

ORD and DCA are nice airports with plenty of space. ORD is always busy so allow ample time to drive there, drop your bag, and go through security if you don't have TSA pre check.

BartoszFlew with Scandinavian AirlinesORD-IADFeb 2024

United or American are the best airlines to fly to DC

How does KAYAK find such low prices on flights from Illinois to Washington, D.C.?
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 Illinois to Washington, D.C..
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Washington, D.C.?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Illinois 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 Illinois to Washington, D.C.?
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 Washington, D.C. with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Washington, D.C.?
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 Washington, D.C. from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Clinton

Everything you need to know for your flight to Washington, D.C.

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Illinois

First Class flights to Washington, D.C.from $474

Business Class flights to Washington, D.C.from $455

Prem Econ Class flights to Washington, D.C.from $308

Economy Class flights to Washington, D.C.from $150

$38 Find Cheap Flights from Illinois to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

Cheap Flight Deals from Illinois to Washington, D.C.

Recent round-trip flight deals from Illinois to Washington, D.C.

Recent one-way flight deals from Illinois to Washington, D.C.

Recent last minute flight deals from Illinois to Washington, D.C.

Recent direct flight deals from Illinois to Washington, D.C.

Good to know

Flights from Illinois to Washington, D.C.: the best tips from KAYAK users

FAQs for booking flights from Illinois to Washington, D.C.

How does KAYAK find such low prices on flights from Illinois to Washington, D.C.?

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 Illinois to Washington, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Illinois 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 Illinois to Washington, D.C.?

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 Washington, D.C. with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Washington, D.C.?

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 Washington, D.C. from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Washington, D.C.?

Everything you need to know for your flight to Washington, D.C.

Cabin class types available on flights to Illinois

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights for Washington, D.C.

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight