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LWT to SIR: distance & flight time

Lewistown (Lewistown Municipal Airport) → Sion (Sion Airport)

4,946 mi
7,960 km · 4,298 nm
10h 10m
estimated nonstop flight time
+8h
time difference · heading northeast
See live LWT→SIR fares Phone-only fares on this route — call free

Flight time details

4,946 miles nonstop takes roughly 10h 10m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is LWT from SIR?

The flight distance from Lewistown (LWT) to Sion (SIR) is 4,946 miles (7,960 km, 4,298 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from LWT to SIR?

A nonstop flight takes about 10h 10m 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 Lewistown and Sion?

Sion is 8 hours ahead of Lewistown.

What is the cheapest way to fly from LWT to SIR?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LWT–SIR that never appear on search engines, with no booking fees.
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