Cheap Flights from St. Louis (STL) to Saltillo (SLW)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Saltillo, Coahuila (SLW-Plan de Guadalupe Intl.)

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Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Plan de Guadalupe Intl. Airport (SLW) cost?
Secure a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Plan de Guadalupe Intl. Airport (SLW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Plan de Guadalupe Intl. Airport (SLW)?
Flying in is a great way to save, as it's the cheapest month for flights between STL and SLW. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Plan de Guadalupe Intl. Airport (SLW)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest STL to SLW flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Plan de Guadalupe Intl. Airport (SLW)?
Direct flights from Lambert-St. Louis Intl. Airport (STL) to Plan de Guadalupe Intl. Airport (SLW) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STL to SLW?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Plan de Guadalupe Intl. Airport (SLW)?
To land at Plan de Guadalupe Intl. Airport (SLW) on time, choose a flight that leaves from Lambert-St. Louis Intl. Airport (STL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Plan de Guadalupe Intl. Airport (SLW) last-minute?
Last-minute fares from STL to SLW are usually more expensive. To secure the best rates, start looking for flights well in advance. That being said, if your travel plans are flexible, it's possible to land a cheap fare just before your departure.
Is it cheaper to book a STL to SLW flight and hotel package?
You'll typically save money by booking a STL to SLW flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After choosing your preferred flights and accommodations, you can add extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Plan de Guadalupe Intl. Airport (SLW)?
Typically, it's possible to cancel or reschedule your STL to SLW flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Plan de Guadalupe Intl.
Distance
1099 mi

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St. Louis to Saltillo Flights

The cheapest times to fly from St. Louis to Saltillo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Saltillo are during the month of . You can find some of the cheapest flights from St. Louis to Saltillo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Saltillo

Sunday is one of the best days to book for cheap flights from St. Louis to Saltillo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Saltillo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Saltillo in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Saltillo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Saltillo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Saltillo Flights

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*Available to One Key members.