Flights from Washington DC to Chicago O'Hare

Our cheapest offers for flights from Washington DC to Chicago O'Hare

Here you can compare cheap flights from Washington DC (IAD) to Chicago O'Hare (ORD) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Chicago O'Hare. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Washington DC
Chicago O'Hare
Outbound
05/13/25
1 Stopover (ATL)
F91081, F91441
22h 53min
Return
06/04/25
1 Stopover (ATL)
F91596, F91082
13h 31min
Frontier Airlines ?
$105
Best option
Washington DC
Chicago O'Hare
Outbound
09/04/25
direct
UA2401
02h 16min
Return
09/28/25
direct
UA1046
02h 01min
United Airlines ?
$207
Washington DC
Chicago O'Hare
Pay attention to transfer at connecting flight
Outbound
09/22/25
2 Stopovers (AVL, FLL)
G40242, G40491, NK0003
34h 51min
Return
10/15/25
3 Stopovers (FLL, PIT, LNS)
NK0867, NK0228, 9X0152, 9X0245
18h 57min
Allegiant Air, Spirit Airlines
$352
Washington DC
Chicago O'Hare
Outbound
05/13/25
1 Stopover (ATL)
F91081, F91595
05h 56min
Return
06/04/25
1 Stopover (MCO)
F93044, F94812
23h 02min
Frontier Airlines
$114
Washington DC
Chicago O'Hare
Outbound
05/13/25
1 Stopover (ATL)
F91081, F91595
05h 56min
Return
06/04/25
1 Stopover (MCO)
F93044, F94812
23h 02min
Frontier Airlines
$120
Washington DC
Chicago O'Hare
Outbound
05/13/25
1 Stopover (ATL)
F91081, F91595
05h 56min
Return
06/04/25
1 Stopover (MCO)
F93044, F94812
23h 02min
Frontier Airlines ?
$122
Washington DC
Chicago O'Hare
Outbound
09/09/25
1 Stopover (ATL)
DL2902, DL1199
05h 03min
Return
10/08/25
1 Stopover (DTW)
DL1520, DL4748
06h 36min
Delta Air Lines ?
$214
Washington DC
Chicago O'Hare
Outbound
06/07/25
1 Stopover (ATL)
F91081, F93397
08h 51min
Return
07/04/25
1 Stopover (ATL)
F91596, F94708
09h 28min
Frontier Airlines ?
$214
Washington DC
Chicago O'Hare
Outbound
06/02/25
1 Stopover (MCO)
F94811, F92791
07h 15min
Return
06/16/25
direct
UA0276
01h 59min
Frontier Airlines ?
$214
Washington DC
Chicago O'Hare
Outbound
09/04/25
direct
UA2401
02h 16min
Return
09/28/25
direct
UA2337
02h 02min
United Airlines ?
$215
Prices based on recent searches, subject to last-minute changes
Page 1 / 3

Important flight information

Flight information: Washington DC - Chicago O'Hare

Roundtrip from $104.11
Distance 946 km
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Chicago O'Hare International Airport, IL (ORD)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Chicago O'Hare
Flight destinations with a similar price
Flight destinations with a similar price