Flights Charleston → Washington
CHS → IAD
Route overview
The flight route from Charleston to Washington has an on-time performance rate of 86%, with an average delay of 10.8 minutes per flight. Over the past year, this route saw a total of 262 flights departing from Charleston International Airport, which opened in 1941, heading towards one of the busiest airports in the United States, serving nearly 21.4 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 Charleston (CHS) → Washington (IAD) route is operated by United Airlines. Across 350 flights monitored in recent months, 85% arrived on time (within 15 min of schedule), with an average delay of 12 minutes. The cancellation rate is 0.29%. FlightGuard's average computed risk is 16/100 (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 Charleston the average ATFM delay is 2.0 minutes.
Heading to Washington: what to expect in this direction
Flying from Charleston (CHS) to Washington (IAD) heads north for about 712 km, a flight time of roughly 1h 19m.
Departures from Charleston on this leg cluster in the morning window: about 63% of CHS-IAD flights take off then.
Air-traffic congestion: departing Charleston the average ATFM delay is 2.0 min (atfm); arriving into Washington it is 2.0 min (atfm).
Across 350 tracked CHS-IAD flights, 85% left on time with an average delay of 12 min and a 0.3% 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 CHS-IAD
Airports
Frequently asked questions about CHS-IAD
On the Charleston (CHS) -> Washington (IAD) route, on-time performance is 85% with an average delay of 12 minutes, based on 350 tracked flights.
The cancellation rate on Charleston-Washington is 0.29% across 350 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.
