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SYM to OSN: distance & flight time
Simao (Pu'er Simao Airport) → Osan (Osan Air Base)
1,837 mi
2,957 km · 1,597 nm
4h 4m
estimated nonstop flight time
+1h
time difference · heading northeast
See live SYM→OSN fares Phone-only fares on this route — call free
Flight time details
1,837 miles nonstop takes roughly 4h 4m 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
- SYM — Pu'er Simao Airport · Simao, 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 SYM
- JHG · Xishuangbanna Gasa Airport58 mi away
- JMJ · Lancang Jingmai Airport79 mi away
- LNJ · Lintsang Airfield88 mi away
- PCQ · Boun Neau Airport99 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 SYM from OSN?
The flight distance from Simao (SYM) to Osan (OSN) is 1,837 miles (2,957 km, 1,597 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYM to OSN?
A nonstop flight takes about 4h 4m 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 Simao and Osan?
Osan is 1 hour ahead of Simao.
What is the cheapest way to fly from SYM to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYM–OSN that never appear on search engines, with no booking fees.