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FSM to SLP: distance & flight time
Fort Smith (Fort Smith Regional Airport) → San Luis Potosi (Ponciano Arriaga International Airport)
987 mi
1,588 km · 857 nm
2h 37m
estimated nonstop flight time
-1h
time difference · heading southwest
See live FSM→SLP fares Phone-only fares on this route — call free
Flight time details
987 miles nonstop takes roughly 2h 37m gate to gate, flying southwest. 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
- FSM — Fort Smith Regional Airport · Fort Smith, 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 FSM
- FYV · Drake Field47 mi away
- XNA · Northwest Arkansas Regional Airport65 mi away
- MLC · Mc Alester Regional Airport86 mi away
- OKM · Okmulgee Regional Airport92 mi away
Near SLP
Frequently asked questions
How far is FSM from SLP?
The flight distance from Fort Smith (FSM) to San Luis Potosi (SLP) is 987 miles (1,588 km, 857 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSM to SLP?
A nonstop flight takes about 2h 37m 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 Fort Smith and San Luis Potosi?
San Luis Potosi is 1 hour behind Fort Smith.
What is the cheapest way to fly from FSM to SLP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSM–SLP that never appear on search engines, with no booking fees.