Need help booking?
Unpublished phone-only deals available
ADM to SIR: distance & flight time
Ardmore (Ardmore Municipal Airport) → Sion (Sion Airport)
5,156 mi
8,297 km · 4,480 nm
10h 35m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ADM→SIR fares Phone-only fares on this route — call free
Flight time details
5,156 miles nonstop takes roughly 10h 35m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- ADM — Ardmore Municipal Airport · Ardmore, 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 ADM
- ADT · Ada Regional Airport40 mi away
- DUC · Halliburton Field55 mi away
- DFW · Dallas Fort Worth International Airport97 mi away
- TIK · Tinker Air Force Base80 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 ADM from SIR?
The flight distance from Ardmore (ADM) to Sion (SIR) is 5,156 miles (8,297 km, 4,480 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADM to SIR?
A nonstop flight takes about 10h 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 Ardmore and Sion?
Sion is 7 hours ahead of Ardmore.
What is the cheapest way to fly from ADM to SIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADM–SIR that never appear on search engines, with no booking fees.