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HSN to OSN: distance & flight time
Zhoushan (Zhoushan Airport) → Osan (Osan Air Base)
563 mi
905 km · 489 nm
1h 41m
estimated nonstop flight time
+1h
time difference · heading northeast
See live HSN→OSN fares Phone-only fares on this route — call free
Flight time details
563 miles nonstop takes roughly 1h 41m 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
- HSN — Zhoushan Airport · Zhoushan, 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 HSN
- NGB · Ningbo Lishe International Airport54 mi away
- PVG · Shanghai Pudong International Airport90 mi away
- SHA · Shanghai Hongqiao International Airport107 mi away
- HYN · Huangyan Luqiao Airport110 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 HSN from OSN?
The flight distance from Zhoushan (HSN) to Osan (OSN) is 563 miles (905 km, 489 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HSN to OSN?
A nonstop flight takes about 1h 41m 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 Zhoushan and Osan?
Osan is 1 hour ahead of Zhoushan.
What is the cheapest way to fly from HSN to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HSN–OSN that never appear on search engines, with no booking fees.