Cheap Flights from St. Louis (STL) to Salamanca (SLM)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Salamanca (SLM-Matacan)

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Salamanca (SLM-Matacan) cost?
Snag a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Salamanca (SLM-Matacan) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Salamanca (SLM-Matacan)?
The cheapest month to fly from STL to SLM is , when demand is low. Off-peak months are often when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Salamanca (SLM-Matacan)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest STL to SLM flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Salamanca (SLM-Matacan)?
You'll need to hop on a flight with a layover if you're traveling from Lambert-St. Louis Intl. Airport (STL) to Salamanca (SLM-Matacan). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from STL to SLM?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on various factors, including the airline 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 Salamanca (SLM-Matacan)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Salamanca (SLM-Matacan) route, aim to fly before 3 PM. Departures after this time are 22% more likely to be canceled.**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 Salamanca (SLM-Matacan) last-minute?
Holding off until just before your departure to book a ticket from STL to SLM often results in higher prices. While it's possible to find some last-minute discounts, they're not always guaranteed. Keep your travel plans flexible for the best chance of scoring a bargain.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Salamanca (SLM-Matacan)?
Typically, you can reschedule or cancel your STL to SLM flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want more details, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Matacan
Distance
4313 mi

Book with confidence

Book with confidence

St. Louis to Salamanca Flights

The cheapest times to fly from St. Louis to Salamanca

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 Salamanca are during the month of . You can find some of the cheapest flights from St. Louis to Salamanca with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from St. Louis to Salamanca: 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 Salamanca

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 Salamanca 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 Salamanca 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 Salamanca 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 Salamanca Flights

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Explore a world of travel with Expedia

*Available to One Key members.