Need help booking?
Unpublished phone-only deals available
ISN to ALC: distance & flight time
Williston (Sloulin Field International Airport) → Alicante (Alicante International Airport)
4,832 mi
7,776 km · 4,199 nm
9h 56m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ISN→ALC fares Phone-only fares on this route — call free
Flight time details
4,832 miles nonstop takes roughly 9h 56m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- ALC — Alicante International Airport · Alicante, Spain
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 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
Near ALC
- MJV · San Javier Airport38 mi away
- RMU · Región de Murcia International Airport45 mi away
- ABC · Albacete-Los Llanos Airport84 mi away
- VLC · Valencia Airport84 mi away
Frequently asked questions
How far is ISN from ALC?
The flight distance from Williston (ISN) to Alicante (ALC) is 4,832 miles (7,776 km, 4,199 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to ALC?
A nonstop flight takes about 9h 56m 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 Williston and Alicante?
Alicante is 7 hours ahead of Williston.
What is the cheapest way to fly from ISN to ALC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–ALC that never appear on search engines, with no booking fees.