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OSN to GKL: distance & flight time
Osan (Osan Air Base) → Great Keppel Island (Great Keppel Is Airport)
4,446 mi
7,155 km · 3,863 nm
9h 11m
estimated nonstop flight time
+1h
time difference · heading southeast
See live OSN→GKL fares Phone-only fares on this route — call free
Flight time details
4,446 miles nonstop takes roughly 9h 11m 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
- OSN — Osan Air Base · Osan, South Korea
- GKL — Great Keppel Is Airport · Great Keppel Island, Australia
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 OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Near GKL
- ROK · Rockhampton Airport33 mi away
- GLT · Gladstone Airport51 mi away
- THG · Thangool Airport93 mi away
- TDR · Theodore Airport136 mi away
Frequently asked questions
How far is OSN from GKL?
The flight distance from Osan (OSN) to Great Keppel Island (GKL) is 4,446 miles (7,155 km, 3,863 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to GKL?
A nonstop flight takes about 9h 11m 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 Osan and Great Keppel Island?
Great Keppel Island is 1 hour ahead of Osan.
What is the cheapest way to fly from OSN to GKL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–GKL that never appear on search engines, with no booking fees.