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KUN to OSN: distance & flight time
Kaunas (Kaunas International Airport) → Osan (Osan Air Base)
4,627 mi
7,447 km · 4,021 nm
9h 32m
estimated nonstop flight time
+6h
time difference · heading northeast
See live KUN→OSN fares Phone-only fares on this route — call free
Flight time details
4,627 miles nonstop takes roughly 9h 32m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- KUN — Kaunas International Airport · Kaunas, Lithuania
- 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 KUN
- VNO · Vilnius International Airport53 mi away
- PNV · Panevėžys Air Base55 mi away
- SQQ · Šiauliai International Airport70 mi away
- HLJ · Barysiai Airport79 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 KUN from OSN?
The flight distance from Kaunas (KUN) to Osan (OSN) is 4,627 miles (7,447 km, 4,021 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KUN to OSN?
A nonstop flight takes about 9h 32m 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 Kaunas and Osan?
Osan is 6 hours ahead of Kaunas.
What is the cheapest way to fly from KUN to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KUN–OSN that never appear on search engines, with no booking fees.