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GDV to SIR: distance & flight time
Glendive (Dawson Community Airport) → Sion (Sion Airport)
4,795 mi
7,717 km · 4,167 nm
9h 52m
estimated nonstop flight time
+8h
time difference · heading northeast
See live GDV→SIR fares Phone-only fares on this route — call free
Flight time details
4,795 miles nonstop takes roughly 9h 52m 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.
The two airports
- GDV — Dawson Community Airport · Glendive, 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 GDV
- SDY · Sidney - Richland Regional Airport49 mi away
- MLS · Frank Wiley Field71 mi away
- OLF · L M Clayton Airport75 mi away
- ISN · Sloulin Field International Airport90 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 GDV from SIR?
The flight distance from Glendive (GDV) to Sion (SIR) is 4,795 miles (7,717 km, 4,167 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GDV to SIR?
A nonstop flight takes about 9h 52m 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 Glendive and Sion?
Sion is 8 hours ahead of Glendive.
What is the cheapest way to fly from GDV to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GDV–SIR that never appear on search engines, with no booking fees.