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YNJ to OSN: distance & flight time
Yanji (Yanji Chaoyangchuan Airport) → Osan (Osan Air Base)
420 mi
676 km · 365 nm
1h 23m
estimated nonstop flight time
+1h
time difference · heading south
See live YNJ→OSN fares Phone-only fares on this route — call free
Flight time details
420 miles nonstop takes roughly 1h 23m gate to gate, flying south. 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
- YNJ — Yanji Chaoyangchuan Airport · Yanji, China
- 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 YNJ
- RGO · Orang Airport101 mi away
- NBS · Changbaishan Airport110 mi away
- MDG · Mudanjiang Hailang International Airport114 mi away
- VVO · Vladivostok International Airport141 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 YNJ from OSN?
The flight distance from Yanji (YNJ) to Osan (OSN) is 420 miles (676 km, 365 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YNJ to OSN?
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 Yanji and Osan?
Osan is 1 hour ahead of Yanji.
What is the cheapest way to fly from YNJ to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YNJ–OSN that never appear on search engines, with no booking fees.