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CMN to ISN: distance & flight time
Casablanca (Mohammed V International Airport) → Williston (Sloulin Field International Airport)
4,798 mi
7,722 km · 4,169 nm
9h 52m
estimated nonstop flight time
-6h
time difference · heading northwest
See live CMN→ISN fares Phone-only fares on this route — call free
Flight time details
4,798 miles nonstop takes roughly 9h 52m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- CMN — Mohammed V International Airport · Casablanca, Morocco
- 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 CMN
- GMD · Ben Slimane Airport29 mi away
- RBA · Rabat-Salé Airport67 mi away
- NNA · Kenitra Airport86 mi away
- BEM · Beni Mellal Airport100 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 CMN from ISN?
The flight distance from Casablanca (CMN) to Williston (ISN) is 4,798 miles (7,722 km, 4,169 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMN to ISN?
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 Casablanca and Williston?
Williston is 6 hours behind Casablanca.
What is the cheapest way to fly from CMN to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMN–ISN that never appear on search engines, with no booking fees.