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TNN to OIM: distance & flight time
Tainan (Tainan Airport) → Oshima (Oshima Airport)
1,414 mi
2,276 km · 1,229 nm
3h 32m
estimated nonstop flight time
+1h
time difference · heading northeast
See live TNN→OIM fares Phone-only fares on this route — call free
Flight time details
1,414 miles nonstop takes roughly 3h 32m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- TNN — Tainan Airport · Tainan, Taiwan
- OIM — Oshima Airport · Oshima, 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 TNN
- PIF · Pingtung North Airport25 mi away
- KHH · Kaohsiung International Airport27 mi away
- CYI · Chiayi Airport37 mi away
- WOT · Wang-an Airport53 mi away
Near OIM
- HND · Tokyo Haneda International Airport58 mi away
- NJA · Atsugi Naval Air Facility47 mi away
- NRT · Narita International Airport89 mi away
- MYE · Miyakejima Airport50 mi away
Frequently asked questions
How far is TNN from OIM?
The flight distance from Tainan (TNN) to Oshima (OIM) is 1,414 miles (2,276 km, 1,229 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TNN to OIM?
A nonstop flight takes about 3h 32m 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 Tainan and Oshima?
Oshima is 1 hour ahead of Tainan.
What is the cheapest way to fly from TNN to OIM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TNN–OIM that never appear on search engines, with no booking fees.