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TKS to OSN: distance & flight time
Tokushima (Tokushima Airport/JMSDF Air Base) → Osan (Osan Air Base)
472 mi
759 km · 410 nm
1h 30m
estimated nonstop flight time
Same time
time difference · heading northwest
See live TKS→OSN fares Phone-only fares on this route — call free
Flight time details
472 miles nonstop takes roughly 1h 30m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- TKS — Tokushima Airport/JMSDF Air Base · Tokushima, Japan
- 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 TKS
- TAK · Takamatsu Airport34 mi away
- KIX · Kansai International Airport42 mi away
- UKB · Kobe Airport49 mi away
- SHM · Nanki Shirahama Airport54 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 TKS from OSN?
The flight distance from Tokushima (TKS) to Osan (OSN) is 472 miles (759 km, 410 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TKS to OSN?
A nonstop flight takes about 1h 30m 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 cheapest way to fly from TKS to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TKS–OSN that never appear on search engines, with no booking fees.