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GTF to LCH: distance & flight time
Great Falls (Great Falls International Airport) → Lake Charles (Lake Charles Regional Airport)
1,539 mi
2,477 km · 1,337 nm
3h 29m
estimated nonstop flight time
+1h
time difference · heading southeast
See live GTF→LCH fares Phone-only fares on this route — call free
Flight time details
1,539 miles nonstop takes roughly 3h 29m gate to gate, flying southeast. 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
- GTF — Great Falls International Airport · Great Falls, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 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 GTF from LCH?
The flight distance from Great Falls (GTF) to Lake Charles (LCH) is 1,539 miles (2,477 km, 1,337 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to LCH?
A nonstop flight takes about 3h 29m 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 Great Falls and Lake Charles?
Lake Charles is 1 hour ahead of Great Falls.
What is the cheapest way to fly from GTF to LCH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–LCH that never appear on search engines, with no booking fees.