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SIR to RDR: distance & flight time
Sion (Sion Airport) → Red River (Grand Forks Air Force Base)
4,509 mi
7,257 km · 3,919 nm
9h 19m
estimated nonstop flight time
-7h
time difference · heading northwest
See live SIR→RDR fares Phone-only fares on this route — call free
Flight time details
4,509 miles nonstop takes roughly 9h 19m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- RDR — Grand Forks Air Force Base · Red River, 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 RDR
- GFK · Grand Forks International Airport10 mi away
- TVF · Thief River Falls Regional Airport57 mi away
- PMB · Pembina Municipal Airport68 mi away
- DVL · Devils Lake Regional Airport70 mi away
Frequently asked questions
How far is SIR from RDR?
The flight distance from Sion (SIR) to Red River (RDR) is 4,509 miles (7,257 km, 3,919 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to RDR?
A nonstop flight takes about 9h 19m 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 Red River?
Red River is 7 hours behind Sion.
What is the cheapest way to fly from SIR to RDR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–RDR that never appear on search engines, with no booking fees.