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CYI to SEP: distance & flight time
Chiayi (Chiayi Airport) → Stephenville (Stephenville Clark Regional Airport)
7,824 mi
12,591 km · 6,799 nm
15h 48m
estimated nonstop flight time
-13h
time difference · heading northeast
See live CYI→SEP fares Phone-only fares on this route — call free
Flight time details
7,824 miles nonstop takes roughly 15h 48m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- CYI — Chiayi Airport · Chiayi, Taiwan
- SEP — Stephenville Clark Regional Airport · Stephenville, 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 SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 mi away
Frequently asked questions
How far is CYI from SEP?
The flight distance from Chiayi (CYI) to Stephenville (SEP) is 7,824 miles (12,591 km, 6,799 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CYI to SEP?
A nonstop flight takes about 15h 48m 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 Stephenville?
Stephenville is 13 hours behind Chiayi.
What is the cheapest way to fly from CYI to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CYI–SEP that never appear on search engines, with no booking fees.