Ulsan to Koga flights
Koga lies 940 km (584 mi) east of Ulsan, in the same time zone. What the numbers say about getting there, and where to book.
A nonstop flight would take about 1 h 57 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.
| Ulsan | Koga | |
|---|---|---|
| Country | South Korea | Japan |
| Population | 1.1 million | 139,344 |
| Elevation | 10 m (33 ft) | 17 m (56 ft) |
| Time now | UTC+9 (Asia/Seoul) | UTC+9 (Asia/Tokyo) |
| Nearest large airport | PUS, 53 km out | IBR, 63 km out |
What changes when you arrive in Koga
Crossing from South Korea into Japan: money changes from the Won to the Yen (JPY); traffic switches to the left; sockets are NEMA 1-15, NEMA 5-15; the dialling code becomes +81; the emergency number is http://www.wikidata.org/entity/Q11185210 / http://www.wikidata.org/entity/Q25648823.
Airports at each end
Leaving Ulsan
Ulsan is served by 4 airports with scheduled flights within 100 km. The closest large one is Gimhae International Airport (PUS), 53 km (33 mi) from the centre, whose 10,499-ft runway is long enough for long-haul wide-body aircraft. The alternatives are Daegu International Airport (TAE, 72 km), Ulsan Airport (USN, 7 km), Pohang Airport (G-815/K-3) (KPO, 51 km).
Arriving in Koga
Koga is served by 3 airports with scheduled flights within 100 km. The closest large one is Ibaraki Airport (IBR), 63 km (39 mi) from the centre, with a longest runway of 8,858 ft, which limits it to short and medium-haul aircraft. The alternatives are Tokyo Haneda International Airport (HND, 71 km), Narita International Airport (NRT, 76 km).
| Airport | Code | From centre | Longest runway | Elevation |
|---|---|---|---|---|
| Ibaraki Airport | IBR | 63 km (39 mi) | 8,858 ft | 105 ft |
| Tokyo Haneda International Airport | HND | 71 km (44 mi) | 11,024 ft | 35 ft |
| Narita International Airport | NRT | 76 km (47 mi) | 13,123 ft | 141 ft |
Book a flight to Koga
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Flights are sold here by AirOrSeaTravel through our booking partner, Nuitée, which takes the payment; the ticket is issued by the airline. How this works.
Staying in Koga
Live rooms and prices for Koga are in the search below.
Book a hotel in Koga
Live rooms and prices from our booking partner, booked and paid for here. Free cancellation is marked where it applies.
Common questions
How far is Koga from Ulsan?
940 km (584 mi) in a straight line, east of Ulsan.
How long does it take to get from Ulsan to Koga by air?
About 1 h 57 min, estimated from distance and typical speeds for a nonstop flight. Timetables and traffic decide the real figure.
Is there a time difference between Ulsan and Koga?
No, both are on the same offset at the moment.
Which airports are used for Ulsan to Koga flights?
Typically Gimhae International Airport (PUS) to Ibaraki Airport (IBR); Koga also has HND, NRT.
What currency do I need in Koga?
The Yen (JPY).
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.