Flights from Chicago to Washington DC

Our cheapest offers for flights from Chicago to Washington DC

Here you can compare cheap flights from Chicago (CHI) to Washington DC (WAS) 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 Washington DC. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Chicago
Washington-DC
Outbound
01/07/26
1 Stopover (ATL)
F91596, F91082
10h 37min
Return
01/26/26
1 Stopover (DFW)
F93207, F93244
12h 09min
Frontier Airlines
$120
Best option
Chicago
Washington-DC
Outbound
02/13/26
direct
AA0444
01h 48min
Return
02/26/26
direct
AA1944
02h 15min
American Airlines ?
$295
Chicago
Washington-DC
Outbound
01/07/26
1 Stopover (ATL)
F91442, F94708
16h 27min
Return
01/26/26
2 Stopovers (MIA, ATL)
F93731, F92483, F91595
25h 35min
Frontier Airlines ?
$239
Chicago
Washington-DC
Outbound
01/07/26
1 Stopover (ATL)
F91596, F94708
05h 33min
Return
01/26/26
1 Stopover (ATL)
F91081, F93397
07h 15min
Frontier Airlines ?
$267
Chicago
Washington-DC
Outbound
01/07/26
direct
UA0293
02h 00min
Return
01/26/26
direct
UA1775
02h 23min
United Airlines ?
$311
Chicago
Washington-DC
Outbound
01/07/26
1 Stopover (CLT)
AA1086, AA5317
06h 06min
Return
01/26/26
1 Stopover (CLT)
AA5317, AA1039
06h 41min
American Airlines ?
$435
Chicago
Washington-DC
Outbound
02/13/26
direct
AA0772
01h 45min
Return
02/26/26
direct
AA1200
02h 15min
American Airlines ?
$468
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Chicago to Washington DC

Favorite airline: United Airlines
87 % of travelers choose to book flights on this route with United Airlines, American Airlines and Delta.
United Airlines
52 %
American Airlines
23 %
Delta
12 %
Cheapest weekday: Friday
The cheapest days to fly on this route are Friday.
Stopover flights are the cheapest connection
Compared to flights with a stopover, direct flights are $31.00 more expensive on this route.
non stop flight
1 stop
01h 47min
04h 30min
$ 173
$ 142
The favorite connection is non-stop
70 % of all bookings on the route Chicago to Washington-DC are for non-stop flights.
Route
bookings
Direct flights
01h 47min, from $ 173
70 %
1 stopover Boston Logan International Airport, MA
06h 21min, from $ 1.849
11 %
1 stopover New York - La Guardia Airport, NY
04h 06min, from $ 146
6 %

Important flight information

Flight information: Chicago - Washington-DC

Roundtrip from $ 119,51
Flight duration min. 01:35 / max. 09:21
Return flight duration min. 02:01/ max. 10:50
Distance 958 km
Flights per week 295
Departure airport Airport Chicago-IL, all airports (CHI)
Arrival airport Airport Washington-DC (WAS)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Washington-DC
Flight destinations with a similar price