Chicago to Washington

ORDIAD

Fly from Chicago to Washington starting at USD 81 with Frontier Airlines.Best fare available on Sep 2, 2026.Limited seats. Better plans. Book before it's gone.

Chicago to Washington cheapest flights this week

2 Sept
United Airlines
12:56ORD
15:02IAD
DirectUSD 90VIEW DEAL
2 Sept
Frontier Airlines
08:05ORD
18:44IAD
1 StopUSD 81VIEW DEAL
2 Sept
Frontier Airlines
13:59ORD
21:52IAD
1 StopUSD 149VIEW DEAL
6 Sept
United Airlines
10:50ORD
12:55IAD
DirectUSD 141VIEW DEAL
6 Sept
Frontier Airlines
07:06ORD
16:14IAD
1 StopUSD 153VIEW DEAL
7 Sept
Frontier Airlines
20:11ORD
04:01IAD
1 StopUSD 94VIEW DEAL
7 Sept
Frontier Airlines
21:10ORD
09:07IAD
1 StopUSD 92VIEW DEAL
8 Sept
Frontier Airlines
07:05ORD
16:14IAD
1 StopUSD 164VIEW DEAL
8 Sept
Frontier Airlines
13:59ORD
21:52IAD
1 StopUSD 143VIEW DEAL
9 Sept
Frontier Airlines
05:45ORD
14:34IAD
1 StopUSD 93VIEW DEAL

Chicago to Washington monthly flight fare trend

Sep
from USD 79
Oct
from USD 81
Nov
from USD 133
Dec
from USD 90
Jan
No flights
Feb
No flights

Airport Details

Origin

Chicago

Chicago O'Hare International Airport (ORD)

Chicago, ORD
Zone

Chicago

Elev

680 ft

Destination

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

Flights from Chicago

Flights from Chicago to AtlantaFlights from Chicago to AustinFlights from Chicago to BostonFlights from Chicago to CharlotteFlights from Chicago to DenverFlights from Chicago to DallasFlights from Chicago to DetroitFlights from Chicago to NewarkFlights from Chicago to Fort LauderdaleFlights from Chicago to Honolulu