Flights Houston → Charleston
IAH → CHS
How long is the flight from Houston to Charleston?
The flight from Houston (IAH) to Charleston (CHS) takes 2h 1m on average. That is the median time recorded across 1 scheduled flight on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Route overview
The flight route from Houston to Charleston has an on-time performance rate of 80%, with flights typically experiencing a mean delay of 9.1 minutes. The destination airport, which opened in 1941, serves over five 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 Houston (IAH) → Charleston (CHS) route is operated by United Airlines. Across 401 flights monitored in recent months, 79% arrived on time (within 15 min of schedule), with an average delay of 12 minutes. The cancellation rate is 1.25%. FlightGuard's average computed risk is 19.9/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Charleston the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Houston the average ATFM delay is 5.5 minutes.
Heading to Charleston: what to expect in this direction
Flying from Houston (IAH) to Charleston (CHS) heads east for about 1,486 km, a flight time of roughly 2h 1m.
Departures from Houston on this leg cluster in the morning window: about 53% of IAH-CHS flights take off then.
Air-traffic congestion: departing Houston the average ATFM delay is 5.5 min (atfm); arriving into Charleston it is 5.5 min (atfm).
Across 401 tracked IAH-CHS flights, 79% left on time with an average delay of 12 min and a 1.3% 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) | 83% | 5 min | 1.3% |
Airlines operating IAH-CHS
Airports
Frequently asked questions about IAH-CHS
The flight from Houston (IAH) to Charleston (CHS) takes 2h 1m on average. That is the median time recorded across 1 scheduled flight on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the Houston (IAH) -> Charleston (CHS) route, on-time performance is 79% with an average delay of 12 minutes, based on 401 tracked flights.
The cancellation rate on Houston-Charleston is 1.25% across 401 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 Charleston, 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.
