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GRF to SLP: distance & flight time
Fort Lewis (Gray Army Air Field) → San Luis Potosi (Ponciano Arriaga International Airport)
2,096 mi
3,373 km · 1,821 nm
4h 35m
estimated nonstop flight time
+1h
time difference · heading southeast
See live GRF→SLP fares Phone-only fares on this route — call free
Flight time details
2,096 miles nonstop takes roughly 4h 35m gate to gate, flying southeast. 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
- GRF — Gray Army Air Field · Fort Lewis, 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 GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 mi away
Near SLP
Frequently asked questions
How far is GRF from SLP?
The flight distance from Fort Lewis (GRF) to San Luis Potosi (SLP) is 2,096 miles (3,373 km, 1,821 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to SLP?
A nonstop flight takes about 4h 35m 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 Lewis and San Luis Potosi?
San Luis Potosi is 1 hour ahead of Fort Lewis.
What is the cheapest way to fly from GRF to SLP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–SLP that never appear on search engines, with no booking fees.