Flights Washington → Greenville
IAD → GSP
Route overview
This flight route operates between Washington and Greenville with an average on-time performance of 85%, experiencing a mean delay of 16.1 minutes per flight. Over the course of a year, approximately 206 flights are conducted using Embraer RJ145 aircraft, serving a destination airport that handles nearly 2.0 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 Washington (IAD) → Greenville (GSP) route is operated by United Airlines. Across 206 flights monitored in recent months, 85% arrived on time (within 15 min of schedule), with an average delay of 16 minutes. The cancellation rate is 0.00%. FlightGuard's average computed risk is 25.9/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Greenville the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Washington the average ATFM delay is 2.0 minutes.
Heading to Greenville: what to expect in this direction
Flying from Washington (IAD) to Greenville (GSP) heads south-west for about 618 km, a flight time of roughly 1h 12m.
Departures from Washington on this leg cluster in the midday window: about 43% of IAD-GSP flights take off then.
Air-traffic congestion: departing Washington the average ATFM delay is 2.0 min (atfm); arriving into Greenville it is 2.0 min (atfm).
Across 206 tracked IAD-GSP flights, 85% left on time with an average delay of 16 min and a 0.0% 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% |
Airlines operating IAD-GSP
Airports
Frequently asked questions about IAD-GSP
On the Washington (IAD) -> Greenville (GSP) route, on-time performance is 85% with an average delay of 16 minutes, based on 206 tracked flights.
The cancellation rate on Washington-Greenville is 0.00% across 206 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 Greenville, 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.
