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ISN to SLP: distance & flight time
Williston (Sloulin Field International Airport) → San Luis Potosi (Ponciano Arriaga International Airport)
1,797 mi
2,893 km · 1,562 nm
3h 59m
estimated nonstop flight time
-1h
time difference · heading south
See live ISN→SLP fares Phone-only fares on this route — call free
Flight time details
1,797 miles nonstop takes roughly 3h 59m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- SLP — Ponciano Arriaga International Airport · San Luis Potosi, Mexico
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 SLP
Frequently asked questions
How far is ISN from SLP?
The flight distance from Williston (ISN) to San Luis Potosi (SLP) is 1,797 miles (2,893 km, 1,562 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to SLP?
A nonstop flight takes about 3h 59m 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 San Luis Potosi?
San Luis Potosi is 1 hour behind Williston.
What is the cheapest way to fly from ISN to SLP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–SLP that never appear on search engines, with no booking fees.