Need help booking?
Unpublished phone-only deals available
SIR to TGA: distance & flight time
Sion (Sion Airport) → Tengah (Tengah Air Base)
6,454 mi
10,386 km · 5,608 nm
13h 7m
estimated nonstop flight time
+6h
time difference · heading east
See live SIR→TGA fares Phone-only fares on this route — call free
Flight time details
6,454 miles nonstop takes roughly 13h 7m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- TGA — Tengah Air Base · Tengah, Singapore
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 SIR
- AOT · Aosta Airport33 mi away
- QLS · Lausanne-Blécherette Airport41 mi away
- ZIN · Interlaken Air Base41 mi away
- MVV · Megève Airport43 mi away
Near TGA
- SIN · Singapore Changi Airport20 mi away
- XSP · Seletar Airport11 mi away
- QPG · Paya Lebar Air Base14 mi away
- JHB · Senai International Airport18 mi away
Frequently asked questions
How far is SIR from TGA?
The flight distance from Sion (SIR) to Tengah (TGA) is 6,454 miles (10,386 km, 5,608 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to TGA?
A nonstop flight takes about 13h 7m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SIR to TGA?
Nonstop service on SIR–TGA depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 13h 7m nonstop estimate.
What is the time difference between Sion and Tengah?
Tengah is 6 hours ahead of Sion.
What is the cheapest way to fly from SIR to TGA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–TGA that never appear on search engines, with no booking fees.
Why are some SIR to TGA fares phone-only?
Consolidator contracts let us sell certain SIR–TGA tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.