Trip.com
>
Flights
>
Flights to Argentina
>
Flights to San Luis
Hotels in San Luis
>
Flights from St. Louis to San Luis

Cheap flight deals from St. Louis to San Luis

Here are our top budget-friendly flights, offering flexible one-way or round-trip options. Additional flights with other timings and airlines are also available.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to San Luis (LUQ) the cheapest?

    Airlines adjust prices for flights from St. Louis to San Luis based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to San Luis (LUQ) cost?

    According to Trip.com's data, the lowest price is around PHP 105,584.

How to find a cheap flight from St. Louis to San Luis

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to San Luis. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flying from St. Louis to San Luis

Off-season for travel July
Peak season for travel June
Flight distance 8,363.58 km
Popular airline United Airlines

More Travel Options

  • Popular Routes to San Luis
  • Popular Airlines to San Luis
  • Popular Flights From St. Louis