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GNI to OSN: distance & flight time
Green Island (Lyudao Airport) → Osan (Osan Air Base)
1,050 mi
1,690 km · 912 nm
2h 45m
estimated nonstop flight time
+1h
time difference · heading north
See live GNI→OSN fares Phone-only fares on this route — call free
Flight time details
1,050 miles nonstop takes roughly 2h 45m gate to gate, flying north. 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
- GNI — Lyudao Airport · Green Island, Taiwan
- OSN — Osan Air Base · Osan, South Korea
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 GNI
- TTT · Taitung Airport24 mi away
- KYD · Lanyu Airport45 mi away
- PIF · Pingtung North Airport63 mi away
- HCN · Hengchun Airport64 mi away
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
Frequently asked questions
How far is GNI from OSN?
The flight distance from Green Island (GNI) to Osan (OSN) is 1,050 miles (1,690 km, 912 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GNI to OSN?
A nonstop flight takes about 2h 45m 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 Green Island and Osan?
Osan is 1 hour ahead of Green Island.
What is the cheapest way to fly from GNI to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNI–OSN that never appear on search engines, with no booking fees.