Flights Denver → Washington
DEN → IAD
Route overview
The flight route from Denver to Washington has an on-time performance rate of 82%, with an average delay of 11.2 minutes per flight. Over the past year, this route has seen a total of 848 flights operated by various aircraft including Airbus A320s and Boeing 757-200s among others.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Denver (DEN) → Washington (IAD) route is operated by United Airlines, Southwest Airlines. Across 1069 flights monitored in recent months, 80% arrived on time (within 15 min of schedule), with an average delay of 15 minutes. The cancellation rate is 4.02%. FlightGuard's average computed risk is 19/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Washington the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Denver the average ATFM delay is 2.0 minutes.
Heading to Washington: what to expect in this direction
Flying from Denver (DEN) to Washington (IAD) heads east for about 2,332 km, a flight time of roughly 3h 20m.
Departures from Denver on this leg cluster in the overnight window: about 49% of DEN-IAD flights take off then.
Air-traffic congestion: departing Denver the average ATFM delay is 2.0 min (atfm); arriving into Washington it is 2.0 min (atfm).
Across 1,069 tracked DEN-IAD flights, 80% left on time with an average delay of 15 min and a 4.0% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 74% | 10 min | 6.9% |
| Southwest Airlines (WN) | 73% | 6 min | 3.1% |
Airlines operating DEN-IAD
Airports
Frequently asked questions about DEN-IAD
On the Denver (DEN) -> Washington (IAD) route, on-time performance is 80% with an average delay of 15 minutes, based on 1069 tracked flights.
The cancellation rate on Denver-Washington is 4.02% across 1069 monitored flights.
The route is operated by 2 airlines: United Airlines, Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Washington, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
