Trip.com
>
Flights
>
Flights to Spain
>
Flights to Cantabria
>
Flights to Santander
Hotels in Santander
>
Flights from St. Louis to Santander

St. Louis to Santander | Find Cheap Flight Deals

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • Round-trip
  • One way

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

Flight Info | St. Louis to Santander

Off-season for travel October
Peak season for travel September
Flight distance 6,926.15 km

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to Santander (SDR) the cheapest?

    Airlines adjust prices for flights from St. Louis to Santander 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 Santander (SDR) cost?

    According to Trip.com's data, the lowest price is around Rp 26,292,136.

How to find a cheap flight from St. Louis to Santander

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 Santander. Book your flights at the right time and save more.
1
Be flexible with your travel dates to get the cheapest St. Louis to Santander ticket.
Tap "Date" on flight search bar to get the calender for St. Louis to Santander airfare over next 6 months in 2025.
2
Compare cheap St. Louis to Santander flight deals from hundreds of airlines.
Compare prices from over 500 airlines with our powerful search and find the cheapest flight tickets from St. Louis to Santander.
3
Set up a Price Alert to track fare drops.
Set up a Price Alert for your St. Louis to Santander route to track ticket prices effortlessly—no need to check manually every day.
4
Don't miss out on cheap St. Louis to Santander flight deals and promo codes.
Stay updated on the latest deals with Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership to unlock even more exclusive flight discounts.
5
Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
6
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from St. Louis to Santander to access exclusive deals just for you.

Find Cheap Flights & Deals on Trip.com

  • Top Routes from St. Louis
  • Top Routes to Santander
  • Popular Airlines