Direct (nonstop) flights from Houston to San Luis Potosi
2 airlines fly nonstop from George Bush Intcntl Houston (IAH) to Ponciano Arriaga International (SLP). It's 635 miles (1,022 km), about 2h 6m in the air. Operated by United Airlines, Volaris.
United Airlines
Volaris
Route data last updated: May 28, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Houston to San Luis Potosi with one stop · direct emits 118 kg CO₂ per passenger
Looking for the return flight?
SLP → IAH: Flights from San Luis Potosi to HoustonOther direct flights from Houston
Direct flights from San Luis Potosi (SLP)
Frequently Asked Questions
How long is the direct flight from Houston to San Luis Potosi?
A nonstop flight from Houston (IAH) to San Luis Potosi (SLP) takes approximately 2 hours and 6 minutes. The distance is 635 miles (1,022 km).
Which airlines fly nonstop from Houston to San Luis Potosi?
2 airlines: United Airlines, Volaris.
Is there a nonstop flight from Houston to San Luis Potosi?
Yes. 2 airlines: United Airlines, Volaris.
How far is Houston from San Luis Potosi?
The flight distance from Houston to San Luis Potosi 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 Houston and San Luis Potosi?
San Luis Potosi is 1 hour behind Houston. (America/Chicago vs America/Mexico_City.)
What type of aircraft flies from Houston to San Luis Potosi?
At 2h 6m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
Do I need a visa to travel from USA to Mexico?
Depends on your passport. Check with the Mexico embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Houston to San Luis Potosi?
Roughly 118 kg CO2 per passenger one-way. That's about the same as driving 590 km.
Is the return flight from San Luis Potosi to Houston 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 Houston to San Luis Potosi?
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 George Bush Intcntl Houston for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.