Flights to Osan
Which airport to land at, how far each is from the centre, and where the routes go. Live fares are booked here.
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 |
Runway length is a practical tell: at 11,811 ft, GMP can take the largest long-haul aircraft, so direct intercontinental flights are physically possible here. The airport sits at 59 ft; that is low enough that altitude never restricts departures.
Book a flight to Osan
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Routes to and from Osan
Straight-line distance and an estimated block time for the city pairs people search for most. Each opens a page with both ends’ airports, the time-zone shift and what changes on arrival.
| Route | Country | Distance | Estimated time |
|---|---|---|---|
| Osan to Shanghai | China | 837 km (520 mi) | about 1 h 49 min |
| Osan to Beijing | China | 977 km (607 mi) | about 2 h |
| Osan to Tianjin | China | 893 km (555 mi) | about 1 h 54 min |
| Osan to Wuhan | China | 1,388 km (862 mi) | about 2 h 32 min |
| Osan to Hangzhou | China | 994 km (618 mi) | about 2 h 1 min |
| Osan to Harbin | China | 957 km (594 mi) | about 1 h 59 min |
| Osan to Tokyo | Japan | 1,140 km (708 mi) | about 2 h 13 min |
| Osan to Hefei | China | 1,072 km (666 mi) | about 2 h 7 min |
| Osan to Weifang | China | 710 km (441 mi) | about 1 h 40 min |
| Osan to Nanjing | China | 946 km (588 mi) | about 1 h 58 min |
| Osan to Shenyang | China | 603 km (375 mi) | about 1 h 31 min |
| Osan to Jinan | China | 897 km (557 mi) | about 1 h 54 min |
| Osan to Taipei | Taiwan | 1,444 km (898 mi) | about 2 h 36 min |
| Osan to Dalian | China | 517 km (321 mi) | about 1 h 25 min |
| Osan to Qingdao | China | 609 km (378 mi) | about 1 h 32 min |
| Osan to Yantai | China | 499 km (310 mi) | about 1 h 23 min |
| Osan to Suzhou | China | 881 km (548 mi) | about 1 h 53 min |
| Osan to Zhengzhou | China | 1,236 km (768 mi) | about 2 h 20 min |
| Osan to Shijiazhuang | China | 1,113 km (692 mi) | about 2 h 11 min |
| Osan to Changchun | China | 762 km (474 mi) | about 1 h 44 min |
| Osan to Pudong | China | 833 km (518 mi) | about 1 h 49 min |
| Osan to Taiyuan | China | 1,281 km (796 mi) | about 2 h 24 min |
| Osan to Chongqing | China | 2,078 km (1,291 mi) | about 3 h 25 min |
| Osan to Chengdu | China | 2,235 km (1,389 mi) | about 3 h 37 min |
| Osan to Istanbul | Turkey | 7,990 km (4,965 mi) | about 11 h |
| Osan to Lahore | Pakistan | 4,818 km (2,994 mi) | about 6 h 56 min |
| Osan to Xi’an | China | 1,667 km (1,036 mi) | about 2 h 53 min |
| Osan to Karachi | Pakistan | 5,789 km (3,597 mi) | about 8 h 10 min |
| Osan to Delhi | India | 4,694 km (2,917 mi) | about 6 h 46 min |
| Osan to Dhaka | Bangladesh | 3,790 km (2,355 mi) | about 5 h 37 min |
Distances are straight-line; road and rail routes run about 15–25% longer. Times are estimates from distance and typical speeds, not timetables.
Common questions
Which airport should I fly into for Osan?
Seoul Gimpo International Airport (GMP) is the closest large airport at 51 km (32 mi). The others, CJJ, ICN, WJU, are further out and worth it only when the fare or the airline makes them so.
How far is GMP from Osan city centre?
51 km (32 mi) in a straight line; the road or rail distance is somewhat longer.
Can I book flights to Osan on this site?
Very soon: our airline partner is switching live fares on for this site. Hotels can be booked now.
How are the journey times on this page worked out?
From straight-line distance and typical speeds for each mode, so they are estimates for planning, not timetables. Road and rail routes run 15–25% longer than the straight line.
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 13 September 2026. Hotel 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.