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IAH to CHS: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Charleston (Charleston Air Force Base-International Airport)
923 mi
1,486 km · 802 nm
2h 28m
estimated nonstop flight time
+1h
time difference · heading east
See live IAH→CHS fares Phone-only fares on this route — call free
Flight time details
923 miles nonstop takes roughly 2h 28m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- CHS — Charleston Air Force Base-International Airport · Charleston, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Near CHS
- BFT · Beaufort County Airport48 mi away
- GGE · Georgetown County Airport51 mi away
- HHH · Hilton Head Airport60 mi away
- OGB · Orangeburg Municipal Airport61 mi away
Frequently asked questions
How far is IAH from CHS?
The flight distance from Houston (IAH) to Charleston (CHS) is 923 miles (1,486 km, 802 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to CHS?
A nonstop flight takes about 2h 28m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Houston and Charleston?
Charleston is 1 hour ahead of Houston.
What is the cheapest way to fly from IAH to CHS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–CHS that never appear on search engines, with no booking fees.