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JGN to OSN: distance & flight time
Jiayuguan (Jiayuguan Airport) → Osan (Osan Air Base)
1,557 mi
2,505 km · 1,353 nm
3h 31m
estimated nonstop flight time
+1h
time difference · heading east
See live JGN→OSN fares Phone-only fares on this route — call free
Flight time details
1,557 miles nonstop takes roughly 3h 31m 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
- JGN — Jiayuguan Airport · Jiayuguan, 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 JGN
- YZY · Zhangye Ganzhou Airport144 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 JGN from OSN?
The flight distance from Jiayuguan (JGN) to Osan (OSN) is 1,557 miles (2,505 km, 1,353 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from JGN to OSN?
A nonstop flight takes about 3h 31m 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 Jiayuguan and Osan?
Osan is 1 hour ahead of Jiayuguan.
What is the cheapest way to fly from JGN to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on JGN–OSN that never appear on search engines, with no booking fees.