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RTG to OSN: distance & flight time
Ruteng (Frans Sales Lega Airport) → Osan (Osan Air Base)
3,185 mi
5,126 km · 2,768 nm
6h 43m
estimated nonstop flight time
+1h
time difference · heading north
See live RTG→OSN fares Phone-only fares on this route — call free
Flight time details
3,185 miles nonstop takes roughly 6h 43m 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
- RTG — Frans Sales Lega Airport · Ruteng, Indonesia
- 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 RTG
- BJW · Bajawa Soa Airport40 mi away
- LBJ · Komodo Airport41 mi away
- WGP · Umbu Mehang Kunda Airport75 mi away
- ENE · Ende (H Hasan Aroeboesman) Airport83 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 RTG from OSN?
The flight distance from Ruteng (RTG) to Osan (OSN) is 3,185 miles (5,126 km, 2,768 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RTG to OSN?
A nonstop flight takes about 6h 43m 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 Ruteng and Osan?
Osan is 1 hour ahead of Ruteng.
What is the cheapest way to fly from RTG to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RTG–OSN that never appear on search engines, with no booking fees.