Denver to Dulles (APA–IAD) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
APA–IAD is served by 1 airline with nonstop service. TWY leads the route. The flight covers 1,461 miles in approximately 2h 46m. Beyond nonstop, 77 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| TWY TWY | 0 | – | – | – | – | – |
Connection Landscape
Other ways to reach Dulles from Denver
| Metric | APA→IAD | DEN→IAD | COS→IAD |
|---|---|---|---|
| Distance from APA | – | 22 mi | 53 mi |
| Nonstop airlines | 1 | 9 | 1 |
| Weekly flights | 1 | 170 | – |
| Flight time | 2h 46m | 3h 6m | 2h 38m |
Travel Essentials
APA: MDT · IAD: EDT
When it's 6:00 PM in Denver, it's 8:00 PM in Dulles.
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.
APA–IAD Quick Facts
Frequently Asked Questions
Flights from APA to IAD
Centennial Airport (APA) and Washington Dulles International Airport (IAD) are connected by nonstop service from TWY. With 1 weekly departures, this is a regularly served route.
APA to IAD Flight Duration and Schedule
Nonstop flight time from APA to IAD ranges from 2 hours 46 minutes. The route covers a distance of 1,461 miles (2,350 km). There are approximately 1 weekly flights outbound and 1 return, totaling 2 flights per week in both directions.
Connecting Options and Alternatives
77 one-stop connections are available, with the fastest taking approximately 4 hours via PWA. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Denver (DEN), Colorado Springs (COS) and Eagle (EGE).