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FSI to SLP: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → San Luis Potosi (Ponciano Arriaga International Airport)
870 mi
1,400 km · 756 nm
2h 21m
estimated nonstop flight time
-1h
time difference · heading south
See live FSI→SLP fares Phone-only fares on this route — call free
Flight time details
870 miles nonstop takes roughly 2h 21m 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
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 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
Near SLP
Frequently asked questions
How far is FSI from SLP?
The flight distance from Fort Sill (FSI) to San Luis Potosi (SLP) is 870 miles (1,400 km, 756 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to SLP?
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 Fort Sill and San Luis Potosi?
San Luis Potosi is 1 hour behind Fort Sill.
What is the cheapest way to fly from FSI to SLP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–SLP that never appear on search engines, with no booking fees.