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UNN to OBO: distance & flight time
Ranong (Ranong Airport) → Obihiro (Tokachi-Obihiro Airport)
3,518 mi
5,662 km · 3,057 nm
7h 22m
estimated nonstop flight time
+2h
time difference · heading northeast
See live UNN→OBO fares Phone-only fares on this route — call free
Flight time details
3,518 miles nonstop takes roughly 7h 22m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- UNN — Ranong Airport · Ranong, Thailand
- OBO — Tokachi-Obihiro Airport · Obihiro, Japan
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 UNN
- KAW · Kawthoung Airport19 mi away
- URT · Surat Thani Airport58 mi away
- CJM · Chumphon Airport83 mi away
- VBP · Bokpyinn Airport95 mi away
Near OBO
- KUH · Kushiro Airport54 mi away
- AKJ · Asahikawa Airport75 mi away
- CTS · New Chitose Airport77 mi away
- MMB · Memanbetsu Airport92 mi away
Frequently asked questions
How far is UNN from OBO?
The flight distance from Ranong (UNN) to Obihiro (OBO) is 3,518 miles (5,662 km, 3,057 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UNN to OBO?
A nonstop flight takes about 7h 22m 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 Ranong and Obihiro?
Obihiro is 2 hours ahead of Ranong.
What is the cheapest way to fly from UNN to OBO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UNN–OBO that never appear on search engines, with no booking fees.