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OIR to KAG: distance & flight time
Okushiri (Okushiri Airport) → Kangnung (Gangneung Airport (K-18))
630 mi
1,014 km · 548 nm
1h 50m
estimated nonstop flight time
Same time
time difference · heading southwest
See live OIR→KAG fares Phone-only fares on this route — call free
Flight time details
630 miles nonstop takes roughly 1h 50m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- OIR — Okushiri Airport · Okushiri, Japan
- KAG — Gangneung Airport (K-18) · Kangnung, 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 OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 mi away
Near KAG
- YNY · Yangyang International Airport26 mi away
- WJU · Wonju/Hoengseong Air Base (K-38/K-46)58 mi away
- YEC · Yecheon Airbase84 mi away
- ICN · Incheon International Airport138 mi away
Frequently asked questions
How far is OIR from KAG?
The flight distance from Okushiri (OIR) to Kangnung (KAG) is 630 miles (1,014 km, 548 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to KAG?
A nonstop flight takes about 1h 50m 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 cheapest way to fly from OIR to KAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–KAG that never appear on search engines, with no booking fees.