Chicago O'Hare International Airport (ORD) serves Chicago; Washington Dulles International Airport (IAD) serves Dulles.
The airports are 587 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from ORD to IAD.
Marketing airlines listed in the current schedule, including codeshare sellers, are Air Canada (AC), Avianca (AV), Alitalia (AZ), Air China (CA), Copa Airlines (CM), Emirates (EK), Ethiopian Airlines (ET), EgyptAir (MS), All Nippon Airways (NH), Air New Zealand (NZ), Austrian Airlines (OS) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Nov 2, 2026 – Oct 31, 2027.