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CAT to CYI: distance & flight time
Cascais (Cascais Airport) → Chiayi (Chiayi Airport)
7,050 mi
11,346 km · 6,126 nm
14h 17m
estimated nonstop flight time
+7h
time difference · heading northeast
See live CAT→CYI fares Phone-only fares on this route — call free
Flight time details
7,050 miles nonstop takes roughly 14h 17m 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
- CAT — Cascais Airport · Cascais, Portugal
- 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 CAT
- LIS · Humberto Delgado Airport (Lisbon Portela Airport)12 mi away
- AVR · Alverca Air Base21 mi away
- QLR · Monte Real Air Base80 mi away
- BYJ · Beja Airport / Airbase89 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 CAT from CYI?
The flight distance from Cascais (CAT) to Chiayi (CYI) is 7,050 miles (11,346 km, 6,126 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CAT to CYI?
A nonstop flight takes about 14h 17m 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 Cascais and Chiayi?
Chiayi is 7 hours ahead of Cascais.
What is the cheapest way to fly from CAT to CYI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CAT–CYI that never appear on search engines, with no booking fees.