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CHS to ALN: distance & flight time
Charleston (Charleston Air Force Base-International Airport) → Alton/St Louis (St Louis Regional Airport)
696 mi
1,120 km · 605 nm
1h 59m
estimated nonstop flight time
—
time difference · heading northwest
See live CHS→ALN fares Phone-only fares on this route — call free
Flight time details
696 miles nonstop takes roughly 1h 59m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- CHS — Charleston Air Force Base-International Airport · Charleston, United States
- ALN — St Louis Regional Airport · Alton/St Louis, 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 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
Near ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 mi away
Frequently asked questions
How far is CHS from ALN?
The flight distance from Charleston (CHS) to Alton/St Louis (ALN) is 696 miles (1,120 km, 605 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CHS to ALN?
A nonstop flight takes about 1h 59m 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 cheapest way to fly from CHS to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CHS–ALN that never appear on search engines, with no booking fees.