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TST to SIR: distance & flight time
Trang (Trang Airport) → Sion (Sion Airport)
5,953 mi
9,581 km · 5,173 nm
12h 8m
estimated nonstop flight time
-5h
time difference · heading northwest
See live TST→SIR fares Phone-only fares on this route — call free
Flight time details
5,953 miles nonstop takes roughly 12h 8m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- TST — Trang Airport · Trang, Thailand
- SIR — Sion Airport · Sion, Switzerland
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 TST
- KBV · Krabi Airport59 mi away
- HDY · Hat Yai International Airport66 mi away
- SGZ · Songkhla Airport71 mi away
- NST · Nakhon Si Thammarat Airport75 mi away
Near SIR
- AOT · Aosta Airport33 mi away
- QLS · Lausanne-Blécherette Airport41 mi away
- ZIN · Interlaken Air Base41 mi away
- MVV · Megève Airport43 mi away
Frequently asked questions
How far is TST from SIR?
The flight distance from Trang (TST) to Sion (SIR) is 5,953 miles (9,581 km, 5,173 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TST to SIR?
A nonstop flight takes about 12h 8m 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 Trang and Sion?
Sion is 5 hours behind Trang.
What is the cheapest way to fly from TST to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TST–SIR that never appear on search engines, with no booking fees.