
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $148 (Expedia) |
One-way from | $67 (Kiwi.com) |
Popular in | January |
Cheapest in | October |
Average price | $405 |
Good round-trip deal | $342 or less |
Good one-way deal | $246 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Chicago
IAD - MDW
IADMDW
Washington, D.C. Dulles Intl
Mon 2/23
11:41 am-10:29 pm
1 stop11h 48m
Chicago Midway
Sat 2/28
8:00 am-9:25 am
1 stop24h 25m
Washington, D.C.Chicago
IAD - MDW
IADMDW
Washington, D.C. Dulles Intl
Thu 3/12
8:15 am-5:44 pm
1 stop10h 29m
Chicago Midway
Thu 3/19
2:41 pm-12:31 am
1 stop8h 50m
Washington, D.C.Chicago
IAD - ORD
IADORD
Washington, D.C. Dulles Intl
Sat 2/28
8:15 am-9:34 am
Nonstop2h 19m
Chicago O'Hare Intl
Tue 3/3
2:30 pm-5:30 pm
Nonstop2h 00m
Washington, D.C.Chicago
IAD - ORD
IADORD
Washington, D.C. Dulles Intl
Sat 2/21
10:30 pm-11:43 pm
Nonstop2h 13m
Chicago O'Hare Intl
Mon 2/23
6:20 pm-9:18 pm
Nonstop1h 58m
Washington, D.C.Chicago
IAD - ORD
IADORD
Washington, D.C. Dulles Intl
Mon 2/23
8:20 am-9:38 am
Nonstop2h 18m
Chicago O'Hare Intl
Sat 2/28
1:02 pm-4:05 pm
Nonstop2h 03m
Washington, D.C.Chicago
IAD - ORD
IADORD
Washington, D.C. Dulles Intl
Sat 5/2
1:10 pm-2:28 pm
Nonstop2h 18m
Chicago O'Hare Intl
Wed 5/6
2:25 pm-5:28 pm
Nonstop2h 03m
Washington, D.C.Chicago
IAD - ORD
IADORD
Washington, D.C. Dulles Intl
Wed 4/1
6:15 am-7:26 am
Nonstop2h 11m
Chicago O'Hare Intl
Sat 4/4
9:18 pm-12:15 am
Nonstop1h 57m
Washington, D.C.Chicago
IAD - ORD
IADORD
Washington, D.C. Dulles Intl
Sat 4/25
6:15 am-7:26 am
Nonstop2h 11m
Chicago O'Hare Intl
Sat 4/25
9:18 pm-12:15 am
Nonstop1h 57m
Washington, D.C.Chicago
IAD - MDW
IADMDW
Washington, D.C. Dulles Intl
Wed 2/18
6:00 am-8:54 am
1 stop3h 54m
Chicago Midway
Sat 2/21
9:34 am-4:28 pm
1 stop5h 54m
Washington, D.C.Chicago
IAD - MDW
IADMDW
Washington, D.C. Dulles Intl
Sat 2/28
6:00 am-8:54 am
1 stop3h 54m
Chicago Midway
Tue 3/3
6:00 am-11:35 am
1 stop4h 35m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Chicago (average of $115). Flying from Washington, D.C. Dulles Intl Airport to Chicago in January is currently the most expensive (average of $225). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Unlike in the morning, when flights are generally more expensive, you can save up to 13% on flights from Washington, D.C. Dulles Intl Airport to Chicago by exploring options for tickets in the evening.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Chicago flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from IAD to CHI are scheduled on a Friday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Jim,Nov 2025
AVL - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$106 | Average$195 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$194 | Average$327 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$203 | Average$337 | FlexibilityNo cancel fee | On-time69% |