Need help booking?
Unpublished phone-only deals available
ACI to CYI: distance & flight time
Alderney (Alderney Airport) → Chiayi (Chiayi Airport)
6,282 mi
10,110 km · 5,459 nm
12h 47m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ACI→CYI fares Phone-only fares on this route — call free
Flight time details
6,282 miles nonstop takes roughly 12h 47m 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
- CYI — Chiayi Airport · Chiayi, 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 CYI
- TNN · Tainan Airport37 mi away
- MZG · Makung Airport49 mi away
- PIF · Pingtung North Airport53 mi away
- TXG · Taichung Airport53 mi away
Frequently asked questions
How far is ACI from CYI?
The flight distance from Alderney (ACI) to Chiayi (CYI) is 6,282 miles (10,110 km, 5,459 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACI to CYI?
A nonstop flight takes about 12h 47m 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 Chiayi?
Chiayi is 7 hours ahead of Alderney.
What is the cheapest way to fly from ACI to CYI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACI–CYI that never appear on search engines, with no booking fees.