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Cheap flights from Chicago to Washington, D.C. Dulles Intl Airport from $80

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 6/18. 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
United Airlines
May 15
ORD9:20 pmChicago O'Hare Intl
1h 52m
IAD12:12 amWashington, D.C. Dulles Intl
May 22
IAD6:45 amWashington, D.C. Dulles Intl
2h 09m
ORD7:54 amChicago O'Hare Intl
Delta
May 15
MDW12:42 pmChicago Midway
6h 51m
1 stop
IAD8:33 pmWashington, D.C. Dulles Intl
May 22
IAD6:00 amWashington, D.C. Dulles Intl
4h 06m
1 stop
MDW9:06 amChicago Midway
American Airlines
May 16
ORD6:30 amChicago O'Hare Intl
7h 27m
1 stop
IAD2:57 pmWashington, D.C. Dulles Intl
May 20
IAD8:12 pmWashington, D.C. Dulles Intl
4h 47m
1 stop
ORD11:59 pmChicago O'Hare Intl
Sun Country Air
Jun 3
ORD6:15 pmChicago O'Hare Intl
15h 53m
1 stop
IAD11:08 amWashington, D.C. Dulles Intl
Jun 5
IAD11:20 amWashington, D.C. Dulles Intl
8h 43m
1 stop
ORD7:03 pmChicago O'Hare Intl
Multiple Airlines
May 30
ORD10:58 amChicago O'Hare Intl
9h 37m
2 stops
IAD9:35 pmWashington, D.C. Dulles Intl
Jun 2
IAD10:25 pmWashington, D.C. Dulles Intl
24h 21m
2 stops
ORD9:46 pmChicago O'Hare Intl
United Airlines
May 11
ORD10:37 amChicago O'Hare Intl
1h 50m
IAD1:27 pmWashington, D.C. Dulles Intl
May 14
IAD10:23 pmWashington, D.C. Dulles Intl
2h 07m
ORD11:30 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 American Airlines, Delta and United Airlines
United Airlines
Jun 18
ORD9:45 pmChicago O'Hare Intl
2h 02m
IAD12:47 amWashington, D.C. Dulles Intl
Delta
May 15
MDW12:42 pmChicago Midway
6h 51m
1 stop
IAD8:33 pmWashington, D.C. Dulles Intl
American Airlines
May 11
ORD5:15 amChicago O'Hare Intl
4h 37m
1 stop
IAD10:52 amWashington, 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
United Airlines
May 2
ORD8:48 amChicago O'Hare Intl
1h 58m
IAD11:46 amWashington, D.C. Dulles Intl
May 6
IAD6:45 amWashington, D.C. Dulles Intl
2h 09m
ORD7:54 amChicago O'Hare Intl
American Airlines
May 2
ORD5:30 amChicago O'Hare Intl
4h 54m
1 stop
IAD11:24 amWashington, D.C. Dulles Intl
May 6
IAD2:14 pmWashington, D.C. Dulles Intl
4h 12m
1 stop
ORD5:26 pmChicago O'Hare Intl
Delta
May 2
ORD5:25 pmChicago O'Hare Intl
4h 26m
1 stop
IAD10:51 pmWashington, D.C. Dulles Intl
May 4
IAD2:57 pmWashington, D.C. Dulles Intl
5h 35m
1 stop
ORD7:32 pmChicago O'Hare Intl
Multiple Airlines
May 2
ORD5:00 amChicago O'Hare Intl
10h 46m
2 stops
IAD4:46 pmWashington, D.C. Dulles Intl
May 5
IAD12:40 pmWashington, D.C. Dulles Intl
7h 23m
1 stop
ORD7:03 pmChicago O'Hare Intl
Southwest
Apr 22
ORD1:50 pmChicago O'Hare Intl
8h 45m
1 stop
IAD11:35 pmWashington, D.C. Dulles Intl
Apr 25
IAD5:30 amWashington, D.C. Dulles Intl
7h 20m
1 stop
ORD11:50 amChicago O'Hare Intl
United Airlines
May 2
ORD1:23 pmChicago O'Hare Intl
2h 00m
IAD4:23 pmWashington, D.C. Dulles Intl
May 7
IAD6:00 amWashington, D.C. Dulles Intl
4h 35m
1 stop
ORD9:35 amChicago O'Hare Intl

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
11,333 reviews
Search United Airlines flights
DeltaPriceFrom $211Free CancellationRating
8.0
11,094 reviews
Search Delta flights
American AirlinesPriceFrom $219Free CancellationRating
7.3
14,954 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 $315, 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 11,333 reviews.


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

Our best American Airlines deals on Chicago to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
May 16
ORD6:30 amChicago O'Hare Intl
7h 27m
1 stop
IAD2:57 pmWashington, D.C. Dulles Intl
May 20
IAD8:12 pmWashington, D.C. Dulles Intl
4h 47m
1 stop
ORD11:59 pmChicago O'Hare Intl
American Airlines
Jun 1
ORD5:15 amChicago O'Hare Intl
4h 37m
1 stop
IAD10:52 amWashington, D.C. Dulles Intl
Jun 4
IAD5:02 amWashington, D.C. Dulles Intl
4h 54m
1 stop
ORD8:56 amChicago O'Hare Intl
American Airlines
Jul 9
ORD7:10 amChicago O'Hare Intl
4h 29m
1 stop
IAD12:39 pmWashington, D.C. Dulles Intl
Jul 13
IAD5:31 pmWashington, D.C. Dulles Intl
4h 50m
1 stop
ORD9:21 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 15
ORD9:20 pmChicago O'Hare Intl
1h 52m
IAD12:12 amWashington, D.C. Dulles Intl
May 22
IAD6:45 amWashington, D.C. Dulles Intl
2h 09m
ORD7:54 amChicago O'Hare Intl
United Airlines
May 11
ORD10:37 amChicago O'Hare Intl
1h 50m
IAD1:27 pmWashington, D.C. Dulles Intl
May 14
IAD10:23 pmWashington, D.C. Dulles Intl
2h 07m
ORD11:30 pmChicago O'Hare Intl
United Airlines
May 29
ORD8:47 amChicago O'Hare Intl
1h 59m
IAD11:46 amWashington, D.C. Dulles Intl
May 31
IAD10:15 pmWashington, D.C. Dulles Intl
2h 05m
ORD11:20 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 November

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 20% 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?

51 days before. The cheapest time to buy a flight from Chicago to Washington, D.C. Dulles Intl Airport is approximately 51 days to departure

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

As of April 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 12:00PM, with 51% of flights taking off in the afternoon.

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

As of April 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?

No. A direct flight is the cheapest option for a flight between Chicago to Washington, D.C. Dulles Intl Airport.

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

$80

Fastest flight time

1h 50m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Chicago in the past 72 hours is $80. The best round-trip flight deal from Chicago to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $159.
The fastest flight from Chicago to Washington, D.C. Dulles Intl Airport takes 1h 50m
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 50m, 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.


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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Wed 4/24
Wed 5/1
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