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>

$60 CHEAP FLIGHTS from Illinois to Washington, D.C.

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

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Cheapest round-trip

$103

Overall average: $301

Frontier

qui 4/16seg 4/20

ORD - BWI • Non-stop

Cheapest non-stop

$104

Typical prices: $215-$342

Frontier

sex 5/1seg 5/4

ORD - BWI • Non-stop

Start a new search

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We hope you love your trip to Washington, D.C.!

Flight Deals

Cheap Flights from Illinois to Washington, D.C.

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 Illinois to Washington, D.C.

qui, abr 16 - seg, abr 20

12:25 pm - 3:30 pm

ORD

BWI

2h 05mnonstop

9:43 pm - 9:17 pm

BWI

ORD

24h 34m

1 stop

$103Frontier

qui, fev 26 - ter, mar 3

5:15 am - 8:24 am

ORD

BWI

2h 09mnonstop

6:00 am - 4:52 pm

BWI

ORD

11h 52m

1 stop

$104Frontier

qui, abr 23 - dom, abr 26

12:25 pm - 3:30 pm

ORD

BWI

2h 05mnonstop

4:25 pm - 5:51 pm

BWI

ORD

2h 26mnonstop

$106Frontier

qui, abr 16 - sáb, abr 18

12:25 pm - 3:30 pm

ORD

BWI

2h 05mnonstop

5:45 am - 2:22 pm

BWI

ORD

9h 37m

1 stop

$111Multiple Airlines

qui, abr 16 - sáb, abr 18

3:10 pm - 12:36 am

ORD

IAD

8h 26m

1 stop

7:05 am - 2:15 pm

IAD

ORD

8h 10m

1 stop

$156Multiple Airlines

qui, mar 5 - seg, mar 9

10:00 am - 4:04 pm

ORD

DCA

5h 04m

1 stop

6:00 am - 11:48 am

DCA

ORD

6h 48m

1 stop

$190JetBlue

ter, mar 10 - ter, mar 17

12:35 pm - 3:32 pm

ORD

DCA

1h 57mnonstop

10:30 am - 11:51 am

DCA

ORD

2h 21mnonstop

$197United Airlines

qua, abr 1 - qua, abr 8

8:30 pm - 11:15 pm

MDW

DCA

1h 45mnonstop

3:40 pm - 4:50 pm

DCA

MDW

2h 10mnonstop

$197Southwest

ter, mar 10 - ter, mar 17

9:00 am - 5:20 pm

MDW

DCA

7h 20m

1 stop

7:30 am - 8:35 am

DCA

MDW

2h 05mnonstop

$207Southwest

qua, abr 1 - ter, abr 7

8:30 am - 11:43 am

STL

IAD

2h 13mnonstop

5:41 pm - 11:57 pm

IAD

STL

7h 16m

1 stop

$269United Airlines

Useful Info

Low season	January
High season	March
Cheapest flight	$60

Best time to beat the crowds with an average 13% drop in price.

Most popular time to fly with an average 28% increase in price.

Flight from Chicago Midway Airport to Baltimore

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.

Linthicum Heights

Hanover

Springfield

Gaithersburg

Towson

Oxon Hill

Owings Mills

Glen Burnie

Greenbelt

Ellicott City

Edgewood

Colonial Beach

Pikesville

Lutherville Timonium

Hunt Valley

Camp Springs

Westminster

Stevensville

Hyattsville

Chesapeake Beach

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 $419

Business Class flights to Washington, D.C.from $477

Premium Economy Class flights to Washington, D.C.from $514

Economy Class flights to Washington, D.C.from $58

$60 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.

Everything you should know

Cheap Flights 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

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