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OSN to CGN: distance & flight time
Osan (Osan Air Base) → Cologne (Cologne Bonn Airport)
5,353 mi
8,614 km · 4,651 nm
10h 58m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OSN→CGN fares Phone-only fares on this route — call free
Flight time details
5,353 miles nonstop takes roughly 10h 58m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- CGN — Cologne Bonn Airport · Cologne, Germany
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 CGN
- BNJ · Bonn-Hangelar Airport7 mi away
- DUS · Düsseldorf Airport34 mi away
- MGL · Mönchengladbach Airport37 mi away
- ESS · Essen Mulheim Airport38 mi away
Frequently asked questions
How far is OSN from CGN?
The flight distance from Osan (OSN) to Cologne (CGN) is 5,353 miles (8,614 km, 4,651 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to CGN?
A nonstop flight takes about 10h 58m 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 Cologne?
Cologne is 7 hours behind Osan.
What is the cheapest way to fly from OSN to CGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–CGN that never appear on search engines, with no booking fees.