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ZAT to OSN: distance & flight time
Zhaotong (Zhaotong Airport) → Osan (Osan Air Base)
1,513 mi
2,435 km · 1,315 nm
3h 26m
estimated nonstop flight time
+1h
time difference · heading northeast
See live ZAT→OSN fares Phone-only fares on this route — call free
Flight time details
1,513 miles nonstop takes roughly 3h 26m gate to gate, flying northeast. 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
- ZAT — Zhaotong Airport · Zhaotong, 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 ZAT
- LPF · Liupanshui Yuezhao Airport90 mi away
- BFJ · Bijie Feixiong Airport106 mi away
- XIC · Xichang Qingshan Airport107 mi away
- YBP · Yibin Caiba Airport113 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 ZAT from OSN?
The flight distance from Zhaotong (ZAT) to Osan (OSN) is 1,513 miles (2,435 km, 1,315 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ZAT to OSN?
A nonstop flight takes about 3h 26m 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 Zhaotong and Osan?
Osan is 1 hour ahead of Zhaotong.
What is the cheapest way to fly from ZAT to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZAT–OSN that never appear on search engines, with no booking fees.