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CYI to SFO: distance & flight time
Chiayi (Chiayi Airport) → San Francisco (San Francisco International Airport)
6,573 mi
10,578 km · 5,712 nm
13h 21m
estimated nonstop flight time
-15h
time difference · heading northeast
See live CYI→SFO fares Phone-only fares on this route — call free
Flight time details
6,573 miles nonstop takes roughly 13h 21m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- CYI — Chiayi Airport · Chiayi, Taiwan
- SFO — San Francisco International Airport · San Francisco, 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 SFO
- SQL · San Carlos Airport10 mi away
- HAF · Half Moon Bay Airport10 mi away
- OAK · Metropolitan Oakland International Airport11 mi away
- NGZ · Alameda Naval Air Station12 mi away
Frequently asked questions
How far is CYI from SFO?
The flight distance from Chiayi (CYI) to San Francisco (SFO) is 6,573 miles (10,578 km, 5,712 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CYI to SFO?
A nonstop flight takes about 13h 21m 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 San Francisco?
San Francisco is 15 hours behind Chiayi.
What is the cheapest way to fly from CYI to SFO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CYI–SFO that never appear on search engines, with no booking fees.