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SLP to FSI: distance & flight time
San Luis Potosi (Ponciano Arriaga International Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
870 mi
1,400 km · 756 nm
2h 21m
estimated nonstop flight time
+1h
time difference · heading north
See live SLP→FSI fares Phone-only fares on this route — call free
Flight time details
870 miles nonstop takes roughly 2h 21m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- SLP — Ponciano Arriaga International Airport · San Luis Potosi, Mexico
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 SLP
Near FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Frequently asked questions
How far is SLP from FSI?
The flight distance from San Luis Potosi (SLP) to Fort Sill (FSI) is 870 miles (1,400 km, 756 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLP to FSI?
A nonstop flight takes about 2h 21m 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 San Luis Potosi and Fort Sill?
Fort Sill is 1 hour ahead of San Luis Potosi.
What is the cheapest way to fly from SLP to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLP–FSI that never appear on search engines, with no booking fees.