How many flights depart from District of Columbia to Illinois on average per week?

As of April 2026, 621 flights take off from District of Columbia and land in Illinois each week. The most common flight departure day for this route is Wed, with 17% of weekly flights taking off on this day.

How many flights depart from District of Columbia to Illinois on average per day?

As of April 2026, there are 88 flights per day flying from District of Columbia to Illinois. The most common time of day flights depart is 11:00AM, with 47% of flights taking off at noon.

What airlines fly to Illinois?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Illinois from District of Columbia according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 6 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from District of Columbia to Illinois?

Frontier, United Airlines, and American Airlines are the most popular carriers operating from District of Columbia to Illinois

When did momondo last update prices for flights from District of Columbia to Illinois?

Prices for flights from District of Columbia to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights from District of Columbia to Illinois?

As of April 2026, there are 5 operators available to choose from for flights from District of Columbia to Illinois.

How old do you have to be to fly from District of Columbia to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$60 Cheap Flights from District of Columbia to Illinois in 2026

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Find the cheapest flights from District of Columbia to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 pm - 8:22 pm

DCA

ORD

2h 22mnonstop

6:00 am - 8:54 am

ORD

DCA

1h 54mnonstop

$219United Airlines

sam., mai 23 - lun., mai 25

8:20 am - 9:37 am

IAD

ORD

2h 17mnonstop

2:27 pm - 5:30 pm

ORD

IAD

2h 03mnonstop

$219United Airlines

jeu., mai 7 - sam., mai 16

10:00 am - 11:05 am

DCA

MDW

2h 05mnonstop

6:05 am - 8:55 am

MDW

DCA

1h 50mnonstop

$219Southwest

jeu., mai 7 - lun., mai 11

7:00 am - 8:32 pm

DCA

ORD

14h 32m

1 stop

9:37 pm - 9:58 pm

ORD

DCA

23h 21m

1 stop

$220Frontier

mar., mai 12 - jeu., mai 14

11:07 am - 10:02 pm

IAD

MDW

11h 55m

1 stop

6:00 am - 5:27 pm

MDW

IAD

10h 27m

1 stop

$220Frontier

mer., mai 27 - lun., juin 1

6:58 am - 8:36 am

DCA

ORD

2h 38mnonstop

9:01 pm - 11:57 pm

ORD

DCA

1h 56mnonstop

$221American Airlines

jeu., mai 7 - lun., mai 11

8:00 am - 3:30 pm

DCA

ORD

8h 30m

2 stops

5:55 am - 3:45 pm

ORD

DCA

8h 50m

1 stop

$223Southwest

sam., mai 2 - mar., mai 5

6:00 pm - 10:28 pm

DCA

MDW

5h 28m

1 stop

1:24 pm - 6:59 pm

MDW

DCA

4h 35m

1 stop

$226Delta

mer., avr. 29 - mer., mai 6

6:05 am - 8:43 am

DCA

MDW

3h 38m

1 stop

6:36 pm - 10:59 pm

MDW

DCA

3h 23m

1 stop

$227Delta

jeu., mai 7 - mer., mai 20

8:40 am - 10:12 am

DCA

STL

2h 32mnonstop

5:00 pm - 8:15 pm

STL

DCA

2h 15mnonstop

$268American Airlines

jeu., mai 21 - mar., mai 26

JetBlue flights from District of Columbia to Illinois

Our best JetBlue deals on District of Columbia to Illinois flight tickets

JetBlue

May 6

DCA3:35 pmWashington, D.C. Reagan-National

6h 18m

1 stop

ORD8:53 pmChicago O'Hare Intl

May 12

ORD9:49 amChicago O'Hare Intl

6h 57m

1 stop

DCA5:46 pmWashington, D.C. Reagan-National

$251

JetBlue

Apr 25

DCA2:00 pmWashington, D.C. Reagan-National

8h 39m

1 stop

ORD9:39 pmChicago O'Hare Intl

Apr 28

ORD9:41 amChicago O'Hare Intl

7h 05m

1 stop

DCA5:46 pmWashington, D.C. Reagan-National

$361

JetBlue

Apr 25

DCA6:00 amWashington, D.C. Reagan-National

26h 41m

1 stop

ORD7:41 amChicago O'Hare Intl

Apr 29

ORD9:41 amChicago O'Hare Intl

24h 29m

1 stop

DCA11:10 amWashington, D.C. Reagan-National

$389

Delta flights from District of Columbia to Illinois

Our best Delta deals on District of Columbia to Illinois flight tickets

Delta

Apr 29

DCA6:00 pmWashington, D.C. Reagan-National

5h 28m

1 stop

MDW10:28 pmChicago Midway

May 6

MDW1:24 pmChicago Midway

4h 35m

1 stop

DCA6:59 pmWashington, D.C. Reagan-National

$226

Delta

May 7

DCA6:05 amWashington, D.C. Reagan-National

3h 38m

1 stop

MDW8:43 amChicago Midway

May 20

MDW6:36 pmChicago Midway

3h 23m

1 stop

DCA10:59 pmWashington, D.C. Reagan-National

$227

Delta

May 7

DCA9:39 amWashington, D.C. Reagan-National

4h 22m

1 stop

ORD1:01 pmChicago O'Hare Intl

May 19

ORD2:00 pmChicago O'Hare Intl

3h 59m

1 stop

DCA6:59 pmWashington, D.C. Reagan-National

$228

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

sam. 5/23

7:00 pm-8:22 pm

Nonstop2h 22m

Chicago O'Hare Intl

lun. 5/25

6:00 am-8:54 am

Nonstop1h 54m

$219

Washington, D.C.Chicago

IAD - ORD

IADORD

Washington, D.C. Dulles Intl

jeu. 5/7

8:20 am-9:37 am

Nonstop2h 17m

Chicago O'Hare Intl

sam. 5/16

2:27 pm-5:30 pm

Nonstop2h 03m

$219

Quickest round-trip

Washington, D.C.Chicago

DCA - MDW

DCAMDW

Washington, D.C. Reagan-National

jeu. 5/7

10:00 am-11:05 am

Nonstop2h 05m

Chicago Midway

lun. 5/11

6:05 am-8:55 am

Nonstop1h 50m

$219

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

mar. 5/12

7:00 am-8:32 pm

1 stop14h 32m

Chicago O'Hare Intl

jeu. 5/14

9:37 pm-9:58 pm

1 stop23h 21m

$220

Washington, D.C.Chicago

IAD - MDW

IADMDW

Washington, D.C. Dulles Intl

mer. 5/27

11:07 am-10:02 pm

1 stop11h 55m

Chicago Midway

lun. 6/1

6:00 am-5:27 pm

1 stop10h 27m

$220

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

jeu. 5/7

6:58 am-8:36 am

Nonstop2h 38m

Chicago O'Hare Intl

lun. 5/11

9:01 pm-11:57 pm

Nonstop1h 56m

$221

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

sam. 5/2

8:00 am-3:30 pm

2 stops8h 30m

Chicago O'Hare Intl

mar. 5/5

5:55 am-3:45 pm

1 stop8h 50m

$223

Washington, D.C.Chicago

DCA - MDW

DCAMDW

Washington, D.C. Reagan-National

mer. 4/29

6:00 pm-10:28 pm

1 stop5h 28m

Chicago Midway

mer. 5/6

1:24 pm-6:59 pm

1 stop4h 35m

$226

Washington, D.C.Chicago

DCA - MDW

DCAMDW

Washington, D.C. Reagan-National

jeu. 5/7

6:05 am-8:43 am

1 stop3h 38m

Chicago Midway

mer. 5/20

6:36 pm-10:59 pm

1 stop3h 23m

$227

Washington, D.C.St. Louis

DCA - STL

DCASTL

Washington, D.C. Reagan-National

jeu. 5/21

8:40 am-10:12 am

Nonstop2h 32m

Lambert-St Louis

mar. 5/26

5:00 pm-8:15 pm

Nonstop2h 15m

$268

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from District of Columbia to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from District of Columbia is in September. Flight prices, which tend to average around $203, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $218.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from District of Columbia to Illinois is on a Friday when prices can be found for as low as $398. Flights from District of Columbia to Illinois on a Monday will generally be more expensive and average around $585. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from District of Columbia to Illinois during this time can be as low as $405. Flights in the afternoon are often more expensive with an average ticket price of $455.

What is the cheapest District of Columbia to Illinois flight route?

Fly from Washington, D.C. Reagan-National to Chicago Midway for the best District of Columbia - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $366 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from District of Columbia for as low as $201 on momondo.

What cabin class options are available on District of Columbia to Illinois flights?

There are 4 cabin classes available to choose from on District of Columbia to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on District of Columbia to Illinois flights?

You could potentially save up to 5% on your flight if you consider stops on a District of Columbia to Illinois flight.

Cheap District of Columbia to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Illinois

Best Price Found	$189
Fastest flight time	1h 55m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from District of Columbia in the past 72 hours is $189. The best round-trip flight deal from District of Columbia to Illinois found on momondo in the last 72 hours is $301.

The fastest flight from District of Columbia to Illinois takes 1h 55m

Direct flights go from District of Columbia to Illinois every day.

There are 98 airports in Illinois. From District of Columbia there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW).

Search flight deals

Frequently asked questions about flying from District of Columbia to Illinois

When did momondo last update prices for flights from District of Columbia to Illinois?
Prices for flights from District of Columbia to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from District of Columbia to Illinois?
As of April 2026, there are 5 operators available to choose from for flights from District of Columbia to Illinois.
How old do you have to be to fly from District of Columbia to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from District of Columbia to Illinois?
momondo data reveals that the most frequently booked plane model on the route from District of Columbia to Illinois is Boeing 737 MAX 8, representing 14.26% of all bookings. The subsequent popular models are Airbus A319 at 13.62%, Boeing 737-800 at 13.34%, and Boeing 737-900 at 8.67%.

Best airlines flying from District of Columbia to Illinois

Compare and see reviews for airlines that fly from District of Columbia to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $29	Free Cancellation	Rating 5.7 2,991 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $52	Free Cancellation	Rating 6.3 8,613 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $131	Free Cancellation	Rating 7.4 9,586 reviews	Search United Airlines flights
Southwest	PriceFrom $134	Free Cancellation	Rating 8.0 4,331 reviews	Search Southwest flights
American Airlines	PriceFrom $154	Free Cancellation	Rating 7.1 11,580 reviews	Search American Airlines flights
Delta	PriceFrom $194	Free Cancellation	Rating 7.9 8,404 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Illinois?

Finding the right flight to Illinois from District of Columbia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

Can I find flights from District of Columbia to Illinois with flexible booking policies on momondo?

All flight searches from District of Columbia to Illinois on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from District of Columbia to Illinois?

Once all potential District of Columbia to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from District of Columbia to Illinois right now. Can momondo alert me if prices change?

Yes. momondo can track prices for District of Columbia to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Illinois trip

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Popular cities in Illinois

Flights to New Yorkfrom $56

Flights to Los Angelesfrom $49

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Flights to Chicagofrom $64

Flights to San Franciscofrom $59

Flights to Las Vegasfrom $46

Flights to Washington, D.C.from $56

Flights to Bostonfrom $66

Flights to Atlantafrom $56

Flights to Dallasfrom $56

Flights to Fort Lauderdalefrom $53

Cheap flights from District of Columbia to Illinois from $60

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Illinois departing on 6/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Cheap round-trip flights

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Cheap last minute flights

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JetBlue flights from District of Columbia to Illinois

Our best JetBlue deals on District of Columbia to Illinois flight tickets

Delta flights from District of Columbia to Illinois

Our best Delta deals on District of Columbia to Illinois flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Illinois that are best for you.

See travel insights to Illinois from

How to get the cheapest flight ticket from District of Columbia to Illinois

What is the cheapest month to fly to Illinois?

What is the cheapest day to depart on your flight to Illinois?

What is the cheapest time of day to depart on your flight to Illinois?

What is the cheapest District of Columbia to Illinois flight route?

How far in advance should I book a flight to Illinois?

What cabin class options are available on District of Columbia to Illinois flights?

Can stopping save me money on District of Columbia to Illinois flights?

What is the cheapest airline that flies from District of Columbia to Illinois?

What airlines fly to Illinois?

How many flights depart from District of Columbia to Illinois on average per day?

How many flights depart from District of Columbia to Illinois on average per week?

Cheap District of Columbia to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Illinois

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

Frequently asked questions about flying from District of Columbia to Illinois

Best airlines flying from District of Columbia to Illinois

Compare and see reviews for airlines that fly from District of Columbia to Illinois with momondo

Why use momondo?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo

District of Columbia flight routes

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year

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