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SLP to STL: distance & flight time
San Luis Potosi (Ponciano Arriaga International Airport) → St. Louis (St Louis Lambert International Airport)
1,299 mi
2,091 km · 1,129 nm
3h 17m
estimated nonstop flight time
+1h
time difference · heading northeast
See live SLP→STL fares Phone-only fares on this route — call free
Flight time details
1,299 miles nonstop takes roughly 3h 17m gate to gate, flying northeast. 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
- STL — St Louis Lambert International Airport · St. Louis, 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 STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Frequently asked questions
How far is SLP from STL?
The flight distance from San Luis Potosi (SLP) to St. Louis (STL) is 1,299 miles (2,091 km, 1,129 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLP to STL?
A nonstop flight takes about 3h 17m 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 St. Louis?
St. Louis is 1 hour ahead of San Luis Potosi.
What is the cheapest way to fly from SLP to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLP–STL that never appear on search engines, with no booking fees.