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OSN to NBS: distance & flight time
Osan (Osan Air Base) → Baishan (Changbaishan Airport)
345 mi
556 km · 300 nm
1h 23m
estimated nonstop flight time
-1h
time difference · heading north
See live OSN→NBS fares Phone-only fares on this route — call free
Flight time details
345 miles nonstop takes roughly 1h 23m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- NBS — Changbaishan Airport · Baishan, China
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 NBS
- TNH · Tonghua Sanyuanpu Airport98 mi away
- YNJ · Yanji Chaoyangchuan Airport110 mi away
- RGO · Orang Airport114 mi away
Frequently asked questions
How far is OSN from NBS?
The flight distance from Osan (OSN) to Baishan (NBS) is 345 miles (556 km, 300 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to NBS?
A nonstop flight takes about 1h 23m 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 Baishan?
Baishan is 1 hour behind Osan.
What is the cheapest way to fly from OSN to NBS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–NBS that never appear on search engines, with no booking fees.