Chicago to Dulles (ORD–IAD) — Airlines, Schedules & Connections
No flights match your filters.
No nonstop flights on this route. connecting options below.
ORD–IAD is served by 8 airlines with nonstop service. United Airlines, Air Canada and Copa Airlines lead the route. The flight covers 587 miles in approximately 1h 44m. Beyond nonstop, 197 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines | 61 | 32Q, 739, 752, 7M9 | 1h44-2h03 | Star Alliance | – | |
| AC Air Canada | 27 | 320, 739, 752 | 1h44-2h03 | Star Alliance | – | |
| CM Copa Airlines | 21 | 320, 739 | 1h44-1h59 | Star Alliance | – | |
| AV avianca | 7 | 739 | 1h59 | Star Alliance | – | |
| ET Ethiopian Airlines | 7 | 32Q | 2h03 | Star Alliance | – | |
| AZ ITA Airways | 3 | 319 | 2h03 | SkyTeam | – | |
| OO SkyWest Airlines | 1 | – | – | – | – | |
| SY Sun Country Airlines | 1 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Dulles from Chicago
| Metric | ORD→IAD | MDW→IAD | GYY→IAD |
|---|---|---|---|
| Distance from ORD | – | 15 mi | 36 mi |
| Nonstop airlines | 8 | 5 | 2 |
| Weekly flights | 126 | 3 | – |
| Flight time | 1h 44m | 1h 12m | 1h 33m |
| Departure OTP | 57% | – | – |
Travel Essentials
ORD: CDT · IAD: EDT
When it's 6:00 PM in Chicago, it's 7:00 PM in Dulles.
CTA Blue Line runs 24/7 from downtown Loop stations to O'Hare (45 min, $5). Pace buses serve suburbs. Ride-shares cost $35–55 from downtown depending on traffic; add 30+ minutes during rush hour on the Kennedy Expressway.Economy parking lots E/F connect via ATS people mover. Terminal 5 (international) is separate from Terminals 1–3; allow extra time for inter-terminal transfers.
Silver Line Metro runs from Washington Dulles Airport station to Metro Center in about 65 minutes (~$7). The route bypasses I-66 and I-495 congestion entirely. Washington Flyer coach also runs to Wiehle-Reston East station ($6, 15 min) for Metro connection.Taxis and ride-shares to downtown DC cost $55–80 and take 35–55 minutes depending on traffic. Car rental facilities are on-site. Dulles is 27 miles west of the Capitol; it is farther than either DCA or BWI from central DC.
Humid continental climate. Summers are hot and muggy (30–36°C) with frequent afternoon thunderstorms that cause delays June through August. Winters bring cold temperatures (−3 to 5°C) with snow and ice. The Virginia suburbs accumulate more snow than downtown DC, and ice storms are the primary disruption risk.
Dulles sits at higher elevation in Virginia's piedmont and sees more winter precipitation than DCA. Spring and fall are variable. Snowfall is possible into April. Thunderstorms begin from April through May.
ORD–IAD Quick Facts
Frequently Asked Questions
Flights from ORD to IAD
Chicago O'Hare International Airport (ORD) and Washington Dulles International Airport (IAD) are connected by nonstop service from Air Canada, avianca, ITA Airways, Copa Airlines, Ethiopian Airlines, SkyWest Airlines, Sun Country Airlines and United Airlines. With 126 weekly departures, this is a heavily served route.
ORD to IAD Flight Duration and Schedule
Nonstop flight time from ORD to IAD ranges from 1 hours 44 minutes to 2 hours 3 minutes. The route covers a distance of 587 miles (945 km). There are approximately 126 weekly flights outbound and 129 return, totaling 255 flights per week in both directions.
Connecting Options and Alternatives
197 one-stop connections are available, with the fastest taking approximately 3 hours via YIP. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Chicago (MDW), Gary (GYY) and Milwaukee (MKE).