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YNT to OSN: distance & flight time
Yantai (Yantai Laishan Airport) → Osan (Osan Air Base)
312 mi
502 km · 271 nm
1h 17m
estimated nonstop flight time
+1h
time difference · heading east
See live YNT→OSN fares Phone-only fares on this route — call free
Flight time details
312 miles nonstop takes roughly 1h 17m gate to gate, flying east. 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
- YNT — Yantai Laishan Airport · Yantai, 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 YNT
- WEH · Weihai Airport49 mi away
- TAO · Liuting Airport96 mi away
- DLC · Zhoushuizi Airport108 mi away
- WEF · Weifang Airport135 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 YNT from OSN?
The flight distance from Yantai (YNT) to Osan (OSN) is 312 miles (502 km, 271 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YNT to OSN?
A nonstop flight takes about 1h 17m 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 Yantai and Osan?
Osan is 1 hour ahead of Yantai.
What is the cheapest way to fly from YNT to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YNT–OSN that never appear on search engines, with no booking fees.