Flights Greenville → Washington
GSP → IAD
How long is the flight from Greenville to Washington?
The flight from Greenville (GSP) to Washington (IAD) takes 1h 17m on average. That is the median time recorded across 3 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Route overview
The flight route from Greenville to Washington operates with high punctuality, boasting a 92% on-time performance rate. Over the course of the year, it has completed 207 flights using Embraer RJ145 aircraft, with an average delay of just 5.6 minutes per flight, serving one of the busiest airports in the United States which handles over 21 million passengers annually.
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 Greenville (GSP) → Washington (IAD) route is operated by United Airlines. Across 486 flights monitored in recent months, 86% arrived on time (within 15 min of schedule), with an average delay of 15 minutes. The cancellation rate is 1.44%. FlightGuard's average computed risk is 20.6/100 (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 Greenville the average ATFM delay is 5.5 minutes.
Heading to Washington: what to expect in this direction
Flying from Greenville (GSP) to Washington (IAD) heads north-east for about 618 km, a flight time of roughly 1h 17m.
Departures from Greenville on this leg cluster in the morning window: about 71% of GSP-IAD flights take off then.
Air-traffic congestion: departing Greenville the average ATFM delay is 5.5 min (atfm); arriving into Washington it is 5.5 min (atfm).
Across 486 tracked GSP-IAD flights, 86% left on time with an average delay of 15 min and a 1.4% 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) | 83% | 5 min | 1.3% |
Airlines operating GSP-IAD
Airports
Frequently asked questions about GSP-IAD
The flight from Greenville (GSP) to Washington (IAD) takes 1h 17m on average. That is the median time recorded across 3 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the Greenville (GSP) -> Washington (IAD) route, on-time performance is 86% with an average delay of 15 minutes, based on 486 tracked flights.
The cancellation rate on Greenville-Washington is 1.44% across 486 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.
