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ACI to TNN: distance & flight time
Alderney (Alderney Airport) → Tainan (Tainan Airport)
6,305 mi
10,147 km · 5,479 nm
12h 50m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ACI→TNN fares Phone-only fares on this route — call free
Flight time details
6,305 miles nonstop takes roughly 12h 50m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- ACI — Alderney Airport · Alderney, Guernsey
- 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 ACI
- GCI · Guernsey Airport26 mi away
- JER · Jersey Airport34 mi away
- CER · Cherbourg-Maupertus Airport34 mi away
- GFR · Granville Airport64 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 ACI from TNN?
The flight distance from Alderney (ACI) to Tainan (TNN) is 6,305 miles (10,147 km, 5,479 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACI to TNN?
A nonstop flight takes about 12h 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 time difference between Alderney and Tainan?
Tainan is 7 hours ahead of Alderney.
What is the cheapest way to fly from ACI to TNN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACI–TNN that never appear on search engines, with no booking fees.