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GLS to TNN: distance & flight time
Galveston (Scholes International At Galveston Airport) → Tainan (Tainan Airport)
8,141 mi
13,102 km · 7,075 nm
16h 26m
estimated nonstop flight time
+13h
time difference · heading northwest
See live GLS→TNN fares Phone-only fares on this route — call free
Flight time details
8,141 miles nonstop takes roughly 16h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- GLS — Scholes International At Galveston Airport · Galveston, 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 GLS
- IAH · George Bush Intercontinental Houston Airport57 mi away
- EFD · Ellington Airport30 mi away
- HOU · William P Hobby Airport36 mi away
- LJN · Texas Gulf Coast Regional Airport38 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 GLS from TNN?
The flight distance from Galveston (GLS) to Tainan (TNN) is 8,141 miles (13,102 km, 7,075 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GLS to TNN?
A nonstop flight takes about 16h 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 Galveston and Tainan?
Tainan is 13 hours ahead of Galveston.
What is the cheapest way to fly from GLS to TNN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GLS–TNN that never appear on search engines, with no booking fees.