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CYI to GTF: distance & flight time
Chiayi (Chiayi Airport) → Great Falls (Great Falls International Airport)
6,576 mi
10,583 km · 5,714 nm
13h 22m
estimated nonstop flight time
-14h
time difference · heading northeast
See live CYI→GTF fares Phone-only fares on this route — call free
Flight time details
6,576 miles nonstop takes roughly 13h 22m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- CYI — Chiayi Airport · Chiayi, Taiwan
- GTF — Great Falls International Airport · Great Falls, United States
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 CYI
- TNN · Tainan Airport37 mi away
- MZG · Makung Airport49 mi away
- PIF · Pingtung North Airport53 mi away
- TXG · Taichung Airport53 mi away
Near GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Frequently asked questions
How far is CYI from GTF?
The flight distance from Chiayi (CYI) to Great Falls (GTF) is 6,576 miles (10,583 km, 5,714 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CYI to GTF?
A nonstop flight takes about 13h 22m 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 Chiayi and Great Falls?
Great Falls is 14 hours behind Chiayi.
What is the cheapest way to fly from CYI to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CYI–GTF that never appear on search engines, with no booking fees.