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RUI to ISN: distance & flight time
Ruidoso (Sierra Blanca Regional Airport) → Williston (Sloulin Field International Airport)
1,021 mi
1,644 km · 888 nm
2h 41m
estimated nonstop flight time
+1h
time difference · heading north
See live RUI→ISN fares Phone-only fares on this route — call free
Flight time details
1,021 miles nonstop takes roughly 2h 41m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- RUI — Sierra Blanca Regional Airport · Ruidoso, United States
- 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 RUI
- ALM · Alamogordo White Sands Regional Airport50 mi away
- HMN · Holloman Air Force Base54 mi away
- ROW · Roswell International Air Center Airport59 mi away
- WSD · Condron Army Air Field92 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 RUI from ISN?
The flight distance from Ruidoso (RUI) to Williston (ISN) is 1,021 miles (1,644 km, 888 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RUI to ISN?
A nonstop flight takes about 2h 41m 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 Ruidoso and Williston?
Williston is 1 hour ahead of Ruidoso.
What is the cheapest way to fly from RUI to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RUI–ISN that never appear on search engines, with no booking fees.