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FSI to LCH: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Lake Charles (Lake Charles Regional Airport)
435 mi
699 km · 378 nm
1h 25m
estimated nonstop flight time
Same time
time difference · heading southeast
See live FSI→LCH fares Phone-only fares on this route — call free
Flight time details
435 miles nonstop takes roughly 1h 25m gate to gate, flying southeast. 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
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- LCH — Lake Charles Regional Airport · Lake Charles, 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 FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Near LCH
- BPT · Southeast Texas Regional Airport49 mi away
- DRI · Beauregard Regional Airport49 mi away
- BMT · Beaumont Municipal Airport59 mi away
- POE · Polk Army Air Field64 mi away
Frequently asked questions
How far is FSI from LCH?
The flight distance from Fort Sill (FSI) to Lake Charles (LCH) is 435 miles (699 km, 378 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to LCH?
A nonstop flight takes about 1h 25m 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 FSI to LCH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–LCH that never appear on search engines, with no booking fees.