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SIR to FLG: distance & flight time
Sion (Sion Airport) → Flagstaff (Flagstaff Pulliam Airport)
5,657 mi
9,105 km · 4,916 nm
11h 34m
estimated nonstop flight time
-9h
time difference · heading northwest
See live SIR→FLG fares Phone-only fares on this route — call free
Flight time details
5,657 miles nonstop takes roughly 11h 34m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- FLG — Flagstaff Pulliam Airport · Flagstaff, United States
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 FLG
- SDX · Sedona Airport21 mi away
- PRC · Ernest A. Love Field54 mi away
- INW · Winslow Lindbergh Regional Airport54 mi away
- GCN · Grand Canyon National Park Airport62 mi away
Frequently asked questions
How far is SIR from FLG?
The flight distance from Sion (SIR) to Flagstaff (FLG) is 5,657 miles (9,105 km, 4,916 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to FLG?
A nonstop flight takes about 11h 34m 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 Flagstaff?
Flagstaff is 9 hours behind Sion.
What is the cheapest way to fly from SIR to FLG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–FLG that never appear on search engines, with no booking fees.