Hangzhou to Osan flights
Osan lies 994 km (618 mi) north-east of Hangzhou, +1 h on the clock. What the numbers say about getting there, and where to book.
A nonstop flight would take about 2 h 1 min gate to gate, based on the distance and typical cruise speed with taxi and climb allowed for; connecting itineraries add the layover on top.
| Hangzhou | Osan | |
|---|---|---|
| Country | China | South Korea |
| Population | 11.9 million | 238,788 |
| Elevation | 12 m (39 ft) | 22 m (72 ft) |
| Time now | UTC+8 (Asia/Shanghai) | UTC+9 (Asia/Seoul) |
| Nearest large airport | HGH, 26 km out | GMP, 51 km out |
Clocks in Osan are 1 h ahead of Hangzhou right now, so a 2 h 1 min journey lands 3 h 1 min later by the destination clock.
What changes when you arrive in Osan
Crossing from China into South Korea: money changes from the Yuan Renminbi to the Won (KRW); sockets are Euro, Schuko; the dialling code becomes +82; the emergency number is http://www.wikidata.org/entity/Q1061257 / http://www.wikidata.org/entity/Q25648804.
Airports at each end
Leaving Hangzhou
Hangzhou is served by 2 airports with scheduled flights within 100 km. The closest large one is Hangzhou Xiaoshan International Airport (HGH), 26 km (16 mi) from the centre, whose 11,811-ft runway is long enough for long-haul wide-body aircraft. The alternatives are Jiaxing Nanhu Airport (JNH, 66 km).
Arriving in Osan
Osan is served by 4 airports with scheduled flights within 100 km. The closest large one is Seoul Gimpo International Airport (GMP), 51 km (32 mi) from the centre, whose 11,811-ft runway is long enough for long-haul wide-body aircraft. The alternatives are Cheongju International Airport/Cheongju Air Base (K-59/G-513) (CJJ, 62 km), Incheon International Airport (ICN, 65 km), Wonju Airport / Hoengseong Air Base (K-38/K-46) (WJU, 85 km).
| Airport | Code | From centre | Longest runway | Elevation |
|---|---|---|---|---|
| Seoul Gimpo International Airport | GMP | 51 km (32 mi) | 11,811 ft | 59 ft |
| Cheongju International Airport/Cheongju Air Base (K-59/G-513) | CJJ | 62 km (39 mi) | 9,000 ft | 191 ft |
| Incheon International Airport | ICN | 65 km (40 mi) | 13,123 ft | 23 ft |
| Wonju Airport / Hoengseong Air Base (K-38/K-46) (regional) | WJU | 85 km (53 mi) | 9,000 ft | 329 ft |
Book a flight to Osan
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Staying in Osan
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Book a hotel in Osan
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Common questions
How far is Osan from Hangzhou?
994 km (618 mi) in a straight line, north-east of Hangzhou.
How long does it take to get from Hangzhou to Osan by air?
About 2 h 1 min, estimated from distance and typical speeds for a nonstop flight. Timetables and traffic decide the real figure.
Is there a time difference between Hangzhou and Osan?
Osan is 1 h ahead at the moment (Asia/Seoul against Asia/Shanghai).
Which airports are used for Hangzhou to Osan flights?
Typically Hangzhou Xiaoshan International Airport (HGH) to Seoul Gimpo International Airport (GMP); Osan also has CJJ, ICN, WJU.
What currency do I need in Osan?
The Won (KRW).
Where these facts come from
- GeoNames (CC BY 4.0): population, elevation, time zone, postal codes
- Wikidata (CC0): area, sister cities, visitor numbers, heritage listings, stations and ports
- OurAirports (public domain): airports, runways
- Natural Earth (public domain): map outlines
Data compiled 14 September 2026. Hotel and hostel figures are from our booking partner’s catalogue on that date. Journey times on this page are estimates from distance, not timetables; check the operator before you rely on one.