€85 Cheap Flights from Chicago (ORD) to Washington (IAD)

View €85 flight on Mon, 27 Oct 2025Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to Washington Dulles International Airport (IAD)

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Cheap Flights from Chicago (ORD) to Washington (IAD)

Prices were available within the past 7 days and start at €85 for one-way flights and €169 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
IAD
Washington
€169 Return, found 5 days ago
€169
Return
found 5 days ago
Select Delta flight, departing Thu, 7 Aug from Chicago to Washington, returning Mon, 11 Aug, priced at €169 found 5 days ago
American Airlines
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
IAD
Washington
€200 Return, found 5 days ago
€200
Return
found 5 days ago
Select American Airlines flight, departing Thu, 7 Aug from Chicago to Washington, returning Mon, 11 Aug, priced at €200 found 5 days ago
Delta
Tue, 12 Aug - Thu, 14 Aug
ORD
Chicago
IAD
Washington
€221 Return, found 5 days ago
€221
Return
found 5 days ago
Select Delta flight, departing Tue, 12 Aug from Chicago to Washington, returning Thu, 14 Aug, priced at €221 found 5 days ago
Delta
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
IAD
Washington
€229 Return, found 5 days ago
€229
Return
found 5 days ago
Select Delta flight, departing Thu, 7 Aug from Chicago to Washington, returning Mon, 11 Aug, priced at €229 found 5 days ago
American Airlines
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
IAD
Washington
€230 Return, found 5 days ago
€230
Return
found 5 days ago
Select American Airlines flight, departing Thu, 7 Aug from Chicago to Washington, returning Mon, 11 Aug, priced at €230 found 5 days ago
American Airlines
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
IAD
Washington
€234 Return, found 5 days ago
€234
Return
found 5 days ago
Select American Airlines flight, departing Thu, 7 Aug from Chicago to Washington, returning Mon, 11 Aug, priced at €234 found 5 days ago
Delta
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
IAD
Washington
€240 Return, found 5 days ago
€240
Return
found 5 days ago
Select Delta flight, departing Thu, 7 Aug from Chicago to Washington, returning Mon, 11 Aug, priced at €240 found 5 days ago
Delta
Thu, 14 Aug - Sun, 17 Aug
ORD
Chicago
IAD
Washington
€243 Return, found 2 days ago
€243
Return
found 2 days ago
Select Delta flight, departing Thu, 14 Aug from Chicago to Washington, returning Sun, 17 Aug, priced at €243 found 2 days ago
American Airlines
Thu, 14 Aug - Sun, 17 Aug
ORD
Chicago
IAD
Washington
€245 Return, found 2 days ago
€245
Return
found 2 days ago
Select American Airlines flight, departing Thu, 14 Aug from Chicago to Washington, returning Sun, 17 Aug, priced at €245 found 2 days ago
American Airlines
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
IAD
Washington
€248 Return, found 5 days ago
€248
Return
found 5 days ago
Select American Airlines flight, departing Thu, 7 Aug from Chicago to Washington, returning Mon, 11 Aug, priced at €248 found 5 days ago

Find the cheapest month to fly from Chicago (ORD) to Washington (IAD)

February is typically the cheapest month to fly

From €95 - €363 per traveller.

Graph displaying average flight prices per month

Flight from Chicago to Washington route information
Origin airport
O'Hare Intl.
Destination airport
Washington Dulles Intl.
Return price
€169
Distance
940 km
Average flight time
4 hours 55 mins
*Available to Expedia members.