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SLP to GAI: distance & flight time
San Luis Potosi (Ponciano Arriaga International Airport) → Gaithersburg (Montgomery County Airpark)
1,822 mi
2,933 km · 1,584 nm
4h 2m
estimated nonstop flight time
+2h
time difference · heading northeast
See live SLP→GAI fares Phone-only fares on this route — call free
Flight time details
1,822 miles nonstop takes roughly 4h 2m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- SLP — Ponciano Arriaga International Airport · San Luis Potosi, Mexico
- GAI — Montgomery County Airpark · Gaithersburg, 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
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Near SLP
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Frequently asked questions
How far is SLP from GAI?
The flight distance from San Luis Potosi (SLP) to Gaithersburg (GAI) is 1,822 miles (2,933 km, 1,584 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLP to GAI?
A nonstop flight takes about 4h 2m 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 Gaithersburg?
Gaithersburg is 2 hours ahead of San Luis Potosi.
What is the cheapest way to fly from SLP to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLP–GAI that never appear on search engines, with no booking fees.