Need help booking?
Unpublished phone-only deals available
LYM to GTF: distance & flight time
Lympne (Lympne Airport) → Great Falls (Great Falls International Airport)
4,538 mi
7,304 km · 3,944 nm
9h 22m
estimated nonstop flight time
-7h
time difference · heading northwest
See live LYM→GTF fares Phone-only fares on this route — call free
Flight time details
4,538 miles nonstop takes roughly 9h 22m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- LYM — Lympne Airport · Lympne, United Kingdom
- GTF — Great Falls International Airport · Great Falls, 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 LYM
- LYX · Lydd Airport9 mi away
- LGW · London Gatwick Airport52 mi away
- MSE · Kent International Airport23 mi away
- LHR · London Heathrow Airport69 mi away
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
Frequently asked questions
How far is LYM from GTF?
The flight distance from Lympne (LYM) to Great Falls (GTF) is 4,538 miles (7,304 km, 3,944 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LYM to GTF?
A nonstop flight takes about 9h 22m 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 Lympne and Great Falls?
Great Falls is 7 hours behind Lympne.
What is the cheapest way to fly from LYM to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LYM–GTF that never appear on search engines, with no booking fees.