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BOI to TNN: distance & flight time
Boise (Boise Air Terminal/Gowen Field) → Tainan (Tainan Airport)
6,616 mi
10,647 km · 5,749 nm
13h 26m
estimated nonstop flight time
+14h
time difference · heading northwest
See live BOI→TNN fares Phone-only fares on this route — call free
Flight time details
6,616 miles nonstop takes roughly 13h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- BOI — Boise Air Terminal/Gowen Field · Boise, United States
- TNN — Tainan Airport · Tainan, Taiwan
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 BOI
- MUO · Mountain Home Air Force Base40 mi away
- ONO · Ontario Municipal Airport50 mi away
- MYL · McCall Municipal Airport92 mi away
- SUN · Friedman Memorial Airport97 mi away
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
Frequently asked questions
How far is BOI from TNN?
The flight distance from Boise (BOI) to Tainan (TNN) is 6,616 miles (10,647 km, 5,749 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOI to TNN?
A nonstop flight takes about 13h 26m 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 Boise and Tainan?
Tainan is 14 hours ahead of Boise.
What is the cheapest way to fly from BOI to TNN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOI–TNN that never appear on search engines, with no booking fees.