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Washington Dulles International Airport in Washington, United States has 136 nonstop destinations in FlightQ's current schedule set. This page ranks named carriers by how many destinations they serve from IAD, with top routes and scheduled flight counts.
Schedule snapshot checked Sep 23, 2026.
The broadest named carrier from IAD is United Airlines, with 103 nonstop destinations in this data set. Popular destinations from the airport include Atlanta (ATL), Charlotte (CLT), Denver (DEN), and Chicago (ORD).
| Airline | Destinations | Flights | Top routes |
|---|---|---|---|
| United Airlines | 103 | 1,670 | |
| Mesa Airlines | 17 | 156 | |
| American Airlines | 7 | 72 | |
| Delta Air Lines | 6 | 115 | |
| Frontier Airlines | 6 | 48 | |
| Breeze Airways | 5 | 13 | |
| Air Canada | 3 | 36 | |
| Avianca | 2 | 32 | |
| Alaska Airlines | 2 | 28 | |
| Southern Express | 2 | 27 | |
| Lufthansa | 2 | 17 | |
| Ethiopian Airlines | 2 | 9 | |
| SkyWest Airlines | 2 | 8 | |
| British Airways | 1 | 18 | |
| Copa Airlines | 1 | 17 | |
| Turkish Airlines | 1 | 16 | |
| TAP Air Portugal | 1 | 14 | |
| Aer Lingus | 1 | 13 | |
| Air France | 1 | 12 | |
| Contour Aviation | 1 | 12 | |
| Qatar Airways | 1 | 11 | |
| Icelandair | 1 | 10 | |
| Etihad Airways | 1 | 9 | |
| Korean Air | 1 | 8 | |
| Aeromexico | 1 | 7 | |
| All Nippon Airways | 1 | 7 | |
| Austrian Airlines | 1 | 7 | |
| Emirates | 1 | 7 | |
| Iberia | 1 | 7 | |
| KLM Royal Dutch Airlines | 1 | 7 | |
| SAS Scandinavian Airlines | 1 | 7 | |
| Swiss International Air Lines | 1 | 7 | |
| Virgin Atlantic | 1 | 7 | |
| Vuela El Salvador | 1 | 7 | |
| Brussels Airlines | 1 | 5 | |
| Avianca Costa Rica | 1 | 4 | |
| EVA Air | 1 | 4 | |
| Royal Air Maroc | 1 | 4 | |
| Saudia | 1 | 4 | |
| Air Premia | 1 | 3 | |
| ITA Airways | 1 | 3 | |
| Air China | 1 | 2 | |
| EgyptAir | 1 | 2 | |
| Nolinor | 1 | 2 | |
| Royal Jordanian | 1 | 2 |
Flight counts are the scheduled rows captured in the current sample window, not annual totals. The destination count is a better comparison for network breadth.
United Airlines has the broadest named-carrier coverage in FlightQ's current IAD schedule set, with 103 nonstop destinations listed here.
FlightQ currently identifies 45 airlines serving 136 nonstop destinations from IAD.
Airlines add, pause, and retime routes seasonally. This page is built from FlightQ's current schedule capture, so use it for route research and confirm exact dates before booking.