$175 Cheap United flights Houston (IAH) to San Luis Potosi (SLP)

You’ll discover cheap return United Airlines flights from $374 from IAH to SLP by filtering your results from “Price (lowest to highest)” on Expedia. Or look for options from $175 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

United Airlines flights to San Luis Potosi are generally more affordable in the low-season months of February and September. Whether you’re after a one-way or round-trip ticket, you could land a better deal then.

Snagging the best United Airlines deals from IAH to SLP often comes down to booking at the right time. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. To top it off, you can pocket 17% on average by buying your fare on a Sunday compared to a Friday, which is often the most expensive day to book.* It’s a good idea to start searching for flights about one month before you plan to travel.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Skip the layovers and fly from George Bush Intercontinental Airport (IAH) to Ponciano Arriaga Intl. Airport (SLP) on one of United Airlines’s 14 weekly direct flights. Use our “Nonstop” and “Airline” filters to find the United Airlines flight that’ll take you to SLP at a time that suits you.

From takeoff till landing, a direct United Airlines flight from George Bush Intercontinental Airport (IAH) to Ponciano Arriaga Intl. Airport (SLP) takes approximately 2h 12m.

If you’re looking for flexibility, Friday offers the most choice for United Airlines flights from George Bush Intercontinental Airport (IAH) to Ponciano Arriaga Intl. Airport (SLP). Take your pick of 2 different departures.

The first United Airlines flight from IAH to SLP takes off at 9:35AM UTC-6, arriving at 11:49AM UTC-6. If you want to set off later in the day, the last United Airlines flight leaves IAH at 6:05PM UTC-6 and lands at SLP at 8:15PM UTC-6. Flying earlier is generally a smart choice as morning flights are less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

United Airlines flights from George Bush Intercontinental Airport (IAH) to San Luis Potosi come in to Ponciano Arriaga Intl. Airport (SLP). This is the main gateway here.

A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to fly from IAH to SLP with United Airlines. Plus, when you join Expedia’s free One Key™ program, you can receive OneKeyCash™* alongside United Airlines’s loyalty program earnings. It’s yours to spend on your next adventure.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll probably be flying on an Embraer 175 for your United Airlines flight from George Bush Intercontinental Airport (IAH) to Ponciano Arriaga Intl. Airport (SLP). However, you may end up on an alternative aircraft if operational demands require it.

Depending on your fare type, a fee generally applies if you modify or cancel your booking more than 24 hours after it’s been confirmed. To find plane tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when you look for flights. For more details on changing or canceling your reservation, head to “Trips,” select your flight and click on “Manage Booking.”