How long is the flight to San Luis Potosi Mexico?
The below times are for non stop flight segments to Ponciano Arriaga International Airport (SLP). From George Bush Intercontinental Houston Airport (IAH), the flight time is roughly 1 hour and 36 minutes. From Dallas Fort Worth International Airport (DFW), the flight time is roughly 1 hour and 49 minutes.
Please keep in mind that the above are time in the air; most travel sites will quote a ramp to ramp time which is about a 1/2 hour greater than the air time.