Flights Raleigh-durham → Washington
RDU → IAD
How long is the flight from Raleigh-durham to Washington?
The flight from Raleigh-durham (RDU) to Washington (IAD) takes 45 min on average. That is the median time recorded across 2 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
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 Raleigh-durham (RDU) → Washington (IAD) route is operated by United Airlines. Across 847 flights monitored in recent months, 86% arrived on time (within 15 min of schedule), with an average delay of 14 minutes. The cancellation rate is 1.30%. FlightGuard's average computed risk is 18.6/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Washington the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Raleigh-durham the average ATFM delay is 5.5 minutes.
Heading to Washington: what to expect in this direction
Flying from Raleigh-durham (RDU) to Washington (IAD) heads north for about 361 km, a flight time of roughly 45m.
Departures from Raleigh-durham on this leg cluster in the morning window: about 52% of RDU-IAD flights take off then.
Air-traffic congestion: departing Raleigh-durham the average ATFM delay is 5.5 min (atfm); arriving into Washington it is 5.5 min (atfm).
Across 847 tracked RDU-IAD flights, 86% left on time with an average delay of 14 min and a 1.3% cancellation rate.
Route facts
Flights on this route
Check the risk of a specific flight.
Flexible on this trip? Compare flights
Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 83% | 5 min | 1.3% |
Airlines operating RDU-IAD
Airports
Frequently asked questions about RDU-IAD
The flight from Raleigh-durham (RDU) to Washington (IAD) takes 45 min on average. That is the median time recorded across 2 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the Raleigh-durham (RDU) -> Washington (IAD) route, on-time performance is 86% with an average delay of 14 minutes, based on 847 tracked flights.
The cancellation rate on Raleigh-durham-Washington is 1.30% across 847 monitored flights.
The route is operated by 1 airline: United 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.
