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CIH to OSN: distance & flight time
Changzhi (Changzhi Airport) → Osan (Osan Air Base)
772 mi
1,243 km · 671 nm
2h 9m
estimated nonstop flight time
+1h
time difference · heading east
See live CIH→OSN fares Phone-only fares on this route — call free
Flight time details
772 miles nonstop takes roughly 2h 9m 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
- CIH — Changzhi Airport · Changzhi, 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 CIH
- HDG · Handan Airport75 mi away
- LFQ · Linfen Qiaoli Airport83 mi away
- TYN · Taiyuan Wusu Airport107 mi away
- LYA · Luoyang Airport112 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 CIH from OSN?
The flight distance from Changzhi (CIH) to Osan (OSN) is 772 miles (1,243 km, 671 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CIH to OSN?
A nonstop flight takes about 2h 9m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from CIH to OSN?
Nonstop service on CIH–OSN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 9m nonstop estimate.
What is the time difference between Changzhi and Osan?
Osan is 1 hour ahead of Changzhi.
What is the cheapest way to fly from CIH to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CIH–OSN that never appear on search engines, with no booking fees.
Why are some CIH to OSN fares phone-only?
Consolidator contracts let us sell certain CIH–OSN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.