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LEW to SIR: distance & flight time
Lewiston (Auburn Lewiston Municipal Airport) → Sion (Sion Airport)
3,628 mi
5,838 km · 3,152 nm
7h 35m
estimated nonstop flight time
+6h
time difference · heading northeast
See live LEW→SIR fares Phone-only fares on this route — call free
Flight time details
3,628 miles nonstop takes roughly 7h 35m gate to gate, flying northeast. 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
- LEW — Auburn Lewiston Municipal Airport · Lewiston, United States
- 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 LEW
- NHZ · Brunswick Executive Airport20 mi away
- PWM · Portland International Jetport Airport28 mi away
- AUG · Augusta State Airport31 mi away
- FRY · Eastern Slopes Regional Airport33 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 LEW from SIR?
The flight distance from Lewiston (LEW) to Sion (SIR) is 3,628 miles (5,838 km, 3,152 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LEW to SIR?
A nonstop flight takes about 7h 35m 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 Lewiston and Sion?
Sion is 6 hours ahead of Lewiston.
What is the cheapest way to fly from LEW to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LEW–SIR that never appear on search engines, with no booking fees.