Direct (nonstop) flights from San Luis Potosi to Houston
2 airlines fly nonstop from Ponciano Arriaga International (SLP) to George Bush Intcntl Houston (IAH). It's 635 miles (1,022 km), about 1h 58m in the air. Operated by United Airlines, Volaris.
United Airlines
Volaris
Route data last updated: May 27, 2026
Airlines with non-stop flights
UA
United Airlines
Alternative Routes
Other ways to fly from San Luis Potosi to Houston with one stop · direct emits 118 kg CO₂ per passenger
Looking for the return flight?
IAH → SLP: Flights from Houston to San Luis PotosiOther direct flights from San Luis Potosi
Direct flights from Houston (IAH)
Frequently Asked Questions
How long is the direct flight from San Luis Potosi to Houston?
A nonstop flight from San Luis Potosi (SLP) to Houston (IAH) takes approximately 1 hours and 58 minutes. The distance is 635 miles (1,022 km).
Which airlines fly nonstop from San Luis Potosi to Houston?
2 airlines: United Airlines, Volaris.
Is there a nonstop flight from San Luis Potosi to Houston?
Yes. 2 airlines: United Airlines, Volaris.
How far is San Luis Potosi from Houston?
The flight distance from San Luis Potosi to Houston is 635 miles (1,022 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as the length of Italy.
What is the time difference between San Luis Potosi and Houston?
Houston is 1 hour ahead of San Luis Potosi. (America/Mexico_City vs America/Chicago.)
What type of aircraft flies from San Luis Potosi to Houston?
At 1h 58m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
Do I need a visa to travel from Mexico to USA?
Depends on your passport. Check with the USA embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from San Luis Potosi to Houston?
Roughly 118 kg CO2 per passenger one-way. That's about the same as driving 590 km.
Is the return flight from Houston to San Luis Potosi also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from San Luis Potosi to Houston?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Ponciano Arriaga International for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.