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SSN to GTF: distance & flight time
Seoul East (Seoul Air Base (K-16)) → Great Falls (Great Falls International Airport)
5,552 mi
8,934 km · 4,824 nm
11h 21m
estimated nonstop flight time
-15h
time difference · heading northeast
See live SSN→GTF fares Phone-only fares on this route — call free
Flight time details
5,552 miles nonstop takes roughly 11h 21m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- SSN — Seoul Air Base (K-16) · Seoul East, South Korea
- 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 SSN
- ICN · Incheon International Airport36 mi away
- SWU · Suwon Airport15 mi away
- GMP · Gimpo International Airport19 mi away
- OSN · Osan Air Base25 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 SSN from GTF?
The flight distance from Seoul East (SSN) to Great Falls (GTF) is 5,552 miles (8,934 km, 4,824 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SSN to GTF?
A nonstop flight takes about 11h 21m 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 Seoul East and Great Falls?
Great Falls is 15 hours behind Seoul East.
What is the cheapest way to fly from SSN to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SSN–GTF that never appear on search engines, with no booking fees.