Need help booking?
Unpublished phone-only deals available
ERH to ISN: distance & flight time
Er-rachidia (Moulay Ali Cherif Airport) → Williston (Sloulin Field International Airport)
4,998 mi
8,043 km · 4,343 nm
10h 16m
estimated nonstop flight time
-6h
time difference · heading northwest
See live ERH→ISN fares Phone-only fares on this route — call free
Flight time details
4,998 miles nonstop takes roughly 10h 16m 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
- ERH — Moulay Ali Cherif Airport · Er-rachidia, 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 ERH
- BEM · Beni Mellal Airport116 mi away
- CBH · Béchar Boudghene Ben Ali Lotfi Airport127 mi away
- FEZ · Saïss Airport141 mi away
- OZG · Zagora Airport142 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 ERH from ISN?
The flight distance from Er-rachidia (ERH) to Williston (ISN) is 4,998 miles (8,043 km, 4,343 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ERH to ISN?
A nonstop flight takes about 10h 16m 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 Er-rachidia and Williston?
Williston is 6 hours behind Er-rachidia.
What is the cheapest way to fly from ERH to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ERH–ISN that never appear on search engines, with no booking fees.