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Cheap flights from Washington Dulles Intl to Chicago (IAD - CHI)

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The best prices from Washington Dulles Intl to Chicago are usually found in April or October, booked 55 days in advance, depart on a Saturday or Thursday and return on a Saturday

How to find the cheapest flight from
Washington Dulles Intl (IAD) to Chicago (CHI)

IAD - CHI
Price
$299 - $337
CHI
Temperature
33.8 - 84.2 °F
CHI
Rainfall
0.7 - 4.3 inches
Popular in July High demand for flights, 6% potential price rise
Cheapest in April Best time to find cheap flights, 5% potential price drop
Round-trip from $299 From Washington Dulles Intl to Chicago
One-way from $83 One-way flight from Washington Dulles Intl to Chicago
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Washington Dulles Intl to Chicago?

Friday is generally a great day to depart. Flying on this day could help you save up to 9%.

How far in advance should I book a flight from Washington Dulles Intl to Chicago?

Travelers have found it’s best to book a flight 37 days in advance to save up to 10% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 37 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington Dulles Intl to Chicago 1-2 weeks in advance for as low as $177, or $177 for flights within the next 24 hours.

Cheap flights from Washington Dulles Intl to Chicago in July, August 2020

The best prices found for IAD to CHI flights for July, August
1 Jul - 13 Jul
$160pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
3 Jul - 6 Jul
$170pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
10 Jul - 13 Jul
$176pp
IAD
Washington Dulles Intl
Delta
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
 
1 STOP
IAD
Washington Dulles Intl

Washington Dulles Intl to Chicago 2020 flight deals

Cheap flights to Chicago from Washington Dulles Intl found for this year
1 Jul - 13 Jul
$160pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
2 Sep - 8 Sep
$166pp
IAD
Washington Dulles Intl
Delta
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
 
1 STOP
IAD
Washington Dulles Intl
3 Jul - 6 Jul
$170pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
 
1 STOP
IAD
Washington Dulles Intl

Non-stop flights to Chicago from Washington Dulles Intl

Save time with Washington Dulles Intl to Chicago direct flight deals
26 Jun - 28 Jun
$271pp
IAD
Washington Dulles Intl
Lufthansa
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Lufthansa
Non-Stop
IAD
Washington Dulles Intl
3 Jul - 5 Jul
$381pp
IAD
Washington Dulles Intl
Lufthansa
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Lufthansa
Non-Stop
IAD
Washington Dulles Intl

Last minute flights from Washington Dulles Intl to Chicago

Late deals on round-trip flights to Chicago from Washington Dulles Intl, departing today and this week
28 Jun - 1 Aug
$191pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
25 Jun - 3 Jul
$201pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
26 Jun - 5 Jul
$206pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
 
1 STOP
IAD
Washington Dulles Intl

One-way flights to Chicago from Washington Dulles Intl

The cheapest one-way flights from Washington Dulles Intl to Chicago
5:45 am - 8:35 am
Delta
1 Stop
3h 50m
IAD - ORD
Delta
$83
Delta
9:24 am - 2:16 pm
Delta
1 Stop
5h 52m
IAD - ORD
Delta
$93
Delta
11:45 am - 3:05 pm
Delta
1 Stop
4h 20m
IAD - ORD
Delta
$153
Delta

Related info for your journey

Useful info, stats and facts about Washington Dulles Intl to Chicago flights.

Flight FAQs

From Washington Dulles Intl to Chicago

Are flight prices decreasing from Washington Dulles Intl to Chicago due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Washington Dulles Intl and Chicago for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Washington Dulles Intl to Chicago for under $200 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl to Chicago for under $200. The cheapest flight booked recently is on Multiple Airlines for just $160, but on average you can expect to pay $198.

Are there nonstop flights from Washington Dulles Intl to Chicago for under $300 on Cheapflights?

Cheapflights has at least 2 direct flights from Washington Dulles Intl to Chicago under $300. A good price for a nonstop flight from Washington Dulles Intl to Chicago is less than $326.

Are there last-minute flights available from Washington Dulles Intl to Chicago for under $200?

There are currently 20+ open flights from Washington Dulles Intl to Chicago within the next 7 days for less than $200.

How popular is this flight route?

Flights from Washington Dulles Intl to Chicago have been viewed 24 times in the past calendar month.

What is the cheapest airline for this route?

The cheapest airline for this route is United Air Lines Inc.. When flying this airline from Washington Dulles Intl to Chicago on average you can expect to find 168 flights available for this route daily.

Is Washington Dulles Intl weather warmer or cooler than Chicago?

Our data indicates that the weather will be 88 °F on average in the month of July. The temperature in Chicago is typically colder than in Washington Dulles Intl. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

Destination information for Chicago

Things to know before you go. Useful info for your trip from Washington Dulles Intl to Chicago
Flight duration
1h 53m
Average temperature for July in Chicago
84.2 °F
Avg rainfall for July in Chicago
3.7 ″

Airports servicing Washington

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)

Hourly flight availability from Washington Dulles Intl to Chicago

Afternoon Noon to 6 PM 63% of IAD to CHI departures
Morning 6 AM to noon 34% of IAD to CHI departures
Evening 6 PM to midnight 2% of IAD to CHI departures
Early morning Midnight to 6 AM 1% of IAD to CHI departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Washington Dulles Intl to Chicago
Sunday
18 daily flights
Monday
18 daily flights
Tuesday
18 daily flights
Wednesday
18 daily flights
Thursday
18 daily flights
Friday
18 daily flights
Saturday
18 daily flights