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RYG to ISN: distance & flight time
Rygge (Moss Airport, Rygge) → Williston (Sloulin Field International Airport)
4,142 mi
6,666 km · 3,599 nm
8h 35m
estimated nonstop flight time
-7h
time difference · heading northwest
See live RYG→ISN fares Phone-only fares on this route — call free
Flight time details
4,142 miles nonstop takes roughly 8h 35m 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
- RYG — Moss Airport, Rygge · Rygge, Norway
- ISN — Sloulin Field International Airport · Williston, 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 RYG
- TRF · Sandefjord Airport, Torp23 mi away
- FBU · Oslo, Fornebu Airport36 mi away
- SKE · Skien Airport45 mi away
- OSL · Oslo Lufthavn52 mi away
Near ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 mi away
Frequently asked questions
How far is RYG from ISN?
The flight distance from Rygge (RYG) to Williston (ISN) is 4,142 miles (6,666 km, 3,599 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RYG to ISN?
A nonstop flight takes about 8h 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 Rygge and Williston?
Williston is 7 hours behind Rygge.
What is the cheapest way to fly from RYG to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RYG–ISN that never appear on search engines, with no booking fees.