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AEI to ISN: distance & flight time
Algeciras (Algeciras Heliport) → Williston (Sloulin Field International Airport)
4,750 mi
7,644 km · 4,127 nm
9h 47m
estimated nonstop flight time
—
time difference · heading northwest
See live AEI→ISN fares Phone-only fares on this route — call free
Flight time details
4,750 miles nonstop takes roughly 9h 47m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- AEI — Algeciras Heliport · Algeciras, Spain
- 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 AEI
- GIB · Gibraltar Airport5 mi away
- TTU · Saniat R'mel Airport38 mi away
- TNG · Ibn Batouta Airport38 mi away
- XRY · Jerez Airport55 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 AEI from ISN?
The flight distance from Algeciras (AEI) to Williston (ISN) is 4,750 miles (7,644 km, 4,127 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AEI to ISN?
A nonstop flight takes about 9h 47m 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 cheapest way to fly from AEI to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AEI–ISN that never appear on search engines, with no booking fees.