Need help booking?
Unpublished phone-only deals available
TNN to SAY: distance & flight time
Tainan (Tainan Airport) → Siena (Siena-Ampugnano Airport)
6,023 mi
9,693 km · 5,234 nm
12h 17m
estimated nonstop flight time
-6h
time difference · heading northwest
See live TNN→SAY fares Phone-only fares on this route — call free
Flight time details
6,023 miles nonstop takes roughly 12h 17m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- TNN — Tainan Airport · Tainan, Taiwan
- SAY — Siena-Ampugnano Airport · Siena, Italy
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 TNN
- PIF · Pingtung North Airport25 mi away
- KHH · Kaohsiung International Airport27 mi away
- CYI · Chiayi Airport37 mi away
- WOT · Wang-an Airport53 mi away
Near SAY
- GRS · Grosseto Air Base36 mi away
- FLR · Peretola Airport38 mi away
- PSA · Pisa International Airport52 mi away
- EBA · Marina Di Campo Airport62 mi away
Frequently asked questions
How far is TNN from SAY?
The flight distance from Tainan (TNN) to Siena (SAY) is 6,023 miles (9,693 km, 5,234 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TNN to SAY?
A nonstop flight takes about 12h 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 Tainan and Siena?
Siena is 6 hours behind Tainan.
What is the cheapest way to fly from TNN to SAY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TNN–SAY that never appear on search engines, with no booking fees.