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Cheap flights from Chicago to Washington, D.C. Dulles Intl Airport from $78

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Washington, D.C. Dulles Intl Airport departing on 7/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Easily compare round-trip flights from Chicago to Washington, D.C. Dulles Intl Airport

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to Washington, D.C. Dulles Intl Airport by changing tabs
Sun Country Air
Jun 12
ORD8:05 pmChicago O'Hare Intl
14h 41m
1 stop
IAD11:46 amWashington, D.C. Dulles Intl
Jun 16
IAD8:00 amWashington, D.C. Dulles Intl
13h 10m
1 stop
ORD8:10 pmChicago O'Hare Intl
United Airlines
May 30
ORD7:00 amChicago O'Hare Intl
1h 55m
IAD9:55 amWashington, D.C. Dulles Intl
Jul 4
IAD6:30 amWashington, D.C. Dulles Intl
2h 10m
ORD7:40 amChicago O'Hare Intl
Delta
Jun 19
MDW5:45 pmChicago Midway
4h 13m
1 stop
IAD10:58 pmWashington, D.C. Dulles Intl
Jun 26
IAD6:10 amWashington, D.C. Dulles Intl
3h 38m
1 stop
MDW8:48 amChicago Midway
Multiple Airlines
May 29
ORD9:15 pmChicago O'Hare Intl
23h 20m
2 stops
IAD9:35 pmWashington, D.C. Dulles Intl
Jun 5
IAD11:20 amWashington, D.C. Dulles Intl
8h 43m
1 stop
ORD7:03 pmChicago O'Hare Intl
American Airlines
May 30
ORD5:15 amChicago O'Hare Intl
5h 00m
1 stop
IAD11:15 amWashington, D.C. Dulles Intl
May 31
IAD5:02 amWashington, D.C. Dulles Intl
4h 54m
1 stop
ORD8:56 amChicago O'Hare Intl
Sun Country Air
Jul 2
ORD8:05 pmChicago O'Hare Intl
13h 21m
1 stop
IAD10:26 amWashington, D.C. Dulles Intl
Jul 9
IAD12:00 pmWashington, D.C. Dulles Intl
6h 59m
1 stop
ORD5:59 pmChicago O'Hare Intl

Find the cheapest one-way flights from Chicago to Washington, D.C. Dulles Intl Airport

If you're looking for one-way flights from Chicago to Washington, D.C. Dulles Intl Airport, view some of our deals below provided by Delta, Sun Country Air and United Airlines
Sun Country Air
Jul 15
ORD8:05 pmChicago O'Hare Intl
16h 05m
1 stop
IAD1:10 pmWashington, D.C. Dulles Intl
United Airlines
May 31
ORD7:00 amChicago O'Hare Intl
1h 55m
IAD9:55 amWashington, D.C. Dulles Intl
Delta
May 30
MDW9:46 amChicago Midway
5h 31m
1 stop
IAD4:17 pmWashington, D.C. Dulles Intl

Search last-minute flights to Washington, D.C. Dulles Intl Airport from Chicago

Find and compare round-trip flight prices for your last-minute flight from Chicago to Washington, D.C. Dulles Intl Airport
Delta
May 23
ORD7:09 amChicago O'Hare Intl
3h 17m
1 stop
IAD11:26 amWashington, D.C. Dulles Intl
May 28
IAD2:59 pmWashington, D.C. Dulles Intl
5h 36m
1 stop
ORD7:35 pmChicago O'Hare Intl
American Airlines
May 22
ORD5:15 amChicago O'Hare Intl
5h 00m
1 stop
IAD11:15 amWashington, D.C. Dulles Intl
May 29
IAD3:27 pmWashington, D.C. Dulles Intl
7h 02m
1 stop
ORD9:29 pmChicago O'Hare Intl
United Airlines
May 25
ORD5:55 pmChicago O'Hare Intl
2h 01m
IAD8:56 pmWashington, D.C. Dulles Intl
Jun 1
IAD6:30 amWashington, D.C. Dulles Intl
2h 10m
ORD7:40 amChicago O'Hare Intl
Multiple Airlines
May 26
ORD10:58 amChicago O'Hare Intl
28h 12m
3 stops
IAD4:10 pmWashington, D.C. Dulles Intl
Jun 3
IAD5:35 pmWashington, D.C. Dulles Intl
27h 10m
3 stops
ORD7:45 pmChicago O'Hare Intl
Delta
May 23
ORD7:10 amChicago O'Hare Intl
4h 34m
1 stop
IAD12:44 pmWashington, D.C. Dulles Intl
May 28
IAD5:20 pmWashington, D.C. Dulles Intl
5h 06m
1 stop
ORD9:26 pmChicago O'Hare Intl
American Airlines
May 25
ORD6:27 pmChicago O'Hare Intl
4h 34m
1 stop
IAD12:01 amWashington, D.C. Dulles Intl
May 30
IAD5:02 amWashington, D.C. Dulles Intl
6h 24m
1 stop
ORD10:26 amChicago O'Hare Intl

Sun Country Air flights from Chicago to Washington, D.C. Dulles Intl Airport

Our best Sun Country Air deals on Chicago to Washington, D.C. Dulles Intl Airport flight tickets
Sun Country Air
Jun 12
ORD8:05 pmChicago O'Hare Intl
14h 41m
1 stop
IAD11:46 amWashington, D.C. Dulles Intl
Jun 16
IAD8:00 amWashington, D.C. Dulles Intl
13h 10m
1 stop
ORD8:10 pmChicago O'Hare Intl
Sun Country Air
Jul 2
ORD8:05 pmChicago O'Hare Intl
13h 21m
1 stop
IAD10:26 amWashington, D.C. Dulles Intl
Jul 9
IAD12:00 pmWashington, D.C. Dulles Intl
6h 59m
1 stop
ORD5:59 pmChicago O'Hare Intl
Sun Country Air
Jul 1
ORD8:42 pmChicago O'Hare Intl
13h 15m
1 stop
IAD10:57 amWashington, D.C. Dulles Intl
Jul 15
IAD11:33 amWashington, D.C. Dulles Intl
8h 37m
1 stop
ORD7:10 pmChicago O'Hare Intl

United Airlines flights from Chicago to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Chicago to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
May 30
ORD7:00 amChicago O'Hare Intl
1h 55m
IAD9:55 amWashington, D.C. Dulles Intl
Jul 4
IAD6:30 amWashington, D.C. Dulles Intl
2h 10m
ORD7:40 amChicago O'Hare Intl
United Airlines
Aug 14
ORD7:00 amChicago O'Hare Intl
1h 53m
IAD9:53 amWashington, D.C. Dulles Intl
Aug 17
IAD8:15 amWashington, D.C. Dulles Intl
2h 10m
ORD9:25 amChicago O'Hare Intl
United Airlines
Nov 7
ORD9:13 pmChicago O'Hare Intl
1h 44m
IAD11:57 pmWashington, D.C. Dulles Intl
Nov 12
IAD12:35 pmWashington, D.C. Dulles Intl
2h 07m
ORD1:42 pmChicago O'Hare Intl

How to get the cheapest flight ticket from Chicago to Washington, D.C. Dulles Intl Airport

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

What is the cheapest month to fly from Chicago to Washington, D.C. Dulles Intl Airport?

August. The cheapest time of year to fly to Washington, D.C. Dulles Intl Airport from Chicago is August. Most expensive is February

What is the cheapest day to depart Chicago for Washington, D.C. Dulles Intl Airport?

Thursday. The cheapest day of the week is typically Thursday. The most expensive is typically Sunday

When is the cheapest time to fly from Chicago to Washington, D.C. Dulles Intl Airport?

In the evening. Chicago to Washington, D.C. Dulles Intl Airport flights are approximately 22% more expensive in the afternoon than in the evening

What is the cheapest airline that flies to Washington, D.C. Dulles Intl Airport from Chicago?

United Airlines. American Airlines, Delta, and United Airlines are the most popular carriers operating from Chicago to Washington, D.C. Dulles Intl Airport

How far in advance should you book Chicago to Washington, D.C. Dulles Intl Airport flights?

42 days before. The cheapest time to buy a flight from Chicago to Washington, D.C. Dulles Intl Airport is approximately 42 days to departure

How many flights depart from Chicago to Washington, D.C. Dulles Intl Airport on average per day?

As of May 2024, there are 14 flights per week flying from Chicago to Washington, D.C. Dulles Intl Airport. The most common time of day flights depart is 8:00PM, with 45% of flights taking off at noon.

How many flights depart from Chicago to Washington, D.C. Dulles Intl Airport on average per week?

As of May 2024, 103 flights take off from Chicago and land in Washington, D.C. Dulles Intl Airport each week. The most common flight departure day for this route is Monday, with 23% of weekly flights taking off on this day.

What cabin class options are available on Chicago to Washington, D.C. Dulles Intl Airport flights?

There are 2 cabin classes available to choose from on Chicago to Washington, D.C. Dulles Intl Airport 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 Chicago to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 2% on your flight if you consider stops on a Chicago to Washington, D.C. Dulles Intl Airport flight.

Cheap Chicago to Washington, D.C. Dulles Intl Airport (CHI to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Washington, D.C. Dulles Intl Airport

Best Price Found

$78

Fastest flight time

1h 44m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Chicago in the past 72 hours is $78. The best round-trip flight deal from Chicago to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $165.
The fastest flight from Chicago to Washington, D.C. Dulles Intl Airport takes 1h 44m
Direct flights go from Chicago to Washington, D.C. Dulles Intl Airport every day.

  • How far is Chicago to Washington, D.C. Dulles Intl by plane?

    The straight-line distance from Chicago to Washington, D.C. Dulles Intl is 571.5 mi. Flights usually cover this in 1h 44m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Chicago to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Chicago to Washington, D.C. Dulles Intl Airport refresh daily.

  • How many operators does momondo search for flights from Chicago to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Chicago to Washington, D.C. Dulles Intl Airport?

    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 Chicago to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Best airlines flying from Chicago to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Chicago to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $178Free CancellationRating
7.4
10,924 reviews
Search United Airlines flights
DeltaPriceFrom $184Free CancellationRating
8.0
10,673 reviews
Search Delta flights
American AirlinesPriceFrom $221Free CancellationRating
7.3
14,514 reviews
Search American Airlines flights
  • United Airlines Flights From Chicago to Washington, D.C. Dulles Intl Airport

    United Airlines operates around 13 flights from Chicago to Washington, D.C. Dulles Intl Airport every week. The average price of these flights found in the last 72 hours has been $313, but momondo users have found United Airlines deals from Chicago to Washington, D.C. Dulles Intl Airport from as low as $178 round-trip. United Airlines has been scored 7.4/10 in 10,924 reviews.


Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Chicago.

Can I find flights from Chicago to Washington, D.C. with flexible booking policies on momondo?

Flights from Chicago to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Chicago to Washington, D.C.?

momondo helps you find the best flight between Chicago and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Chicago to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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