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SIR to ZER: distance & flight time
Sion (Sion Airport) → Zero (Ziro Airport)
4,710 mi
7,581 km · 4,093 nm
9h 42m
estimated nonstop flight time
+3.5h
time difference · heading east
See live SIR→ZER fares Phone-only fares on this route — call free
Flight time details
4,710 miles nonstop takes roughly 9h 42m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time gain when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- ZER — Ziro Airport · Zero, India
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 ZER
- IXI · North Lakhimpur Airport26 mi away
- JRH · Jorhat Airport63 mi away
- IXV · Along Airport72 mi away
- DIB · Dibrugarh Airport73 mi away
Frequently asked questions
How far is SIR from ZER?
The flight distance from Sion (SIR) to Zero (ZER) is 4,710 miles (7,581 km, 4,093 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to ZER?
A nonstop flight takes about 9h 42m 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 Sion and Zero?
Zero is 3.5 hours ahead of Sion.
What is the cheapest way to fly from SIR to ZER?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–ZER that never appear on search engines, with no booking fees.