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HRL to SLP: distance & flight time
Harlingen (Valley International Airport) → San Luis Potosi (Ponciano Arriaga International Airport)
343 mi
553 km · 298 nm
1h 22m
estimated nonstop flight time
-1h
time difference · heading southwest
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Flight time details
343 miles nonstop takes roughly 1h 22m gate to gate, flying southwest. 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
- HRL — Valley International Airport · Harlingen, 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
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Frequently asked questions
How far is HRL from SLP?
The flight distance from Harlingen (HRL) to San Luis Potosi (SLP) is 343 miles (553 km, 298 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HRL to SLP?
A nonstop flight takes about 1h 22m 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 Harlingen and San Luis Potosi?
San Luis Potosi is 1 hour behind Harlingen.
What is the cheapest way to fly from HRL to SLP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HRL–SLP that never appear on search engines, with no booking fees.