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  4. St Louis, MO - San Antonio

Flights from St Louis, MO to San Antonio

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Explore the best deals

Discover the cheapest flights from St Louis, MO to San Antonio
Sat, Jan 30
AA
AADirect
STL - SAT
146€
145€
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from St Louis, MO to San Antonio

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the end of January. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
week: Jan 25 - Jan 31
Flights from just €145
€414
€145
NovemberJanuary
Distance: 1,276 km

Book your flight from St Louis, MO to San Antonio

Find direct and indirect flights from St Louis, MO to San Antonio (United States) with eDreams. Once you have your results, sort them by schedule or price and book the option that best suits your plans.

The lowest fare booked on this route in recent days was €145, though the price you see will depend on your travel dates and departure times.

A direct flight from St Louis, MO to San Antonio takes around 5 h and 30 m, while indirect flights will take longer.

Airports and airlines connecting St Louis, MO and San Antonio

Knowing where you set off from and where you arrive helps you organise your journey better. Consider the available airports and compare the different airlines operating on this route.

Weather in San Antonio

The best time to visit may depend on your preferred climate. In San Antonio, the average temperature floats around 35ºC in the warmest months and 6ºC in the coldest ones. Keep this in mind when packing and planning any outdoor activities.

  • Highs: up to 36ºC
  • Lows: down to 5ºC
  • Hottest month: August
  • Coldest month: January
  • Driest month: January
  • Wettest month: June

How to save when flying from St Louis, MO to San Antonio

A few tips for finding cheaper flights from St Louis, MO to San Antonio:

  • Flexible dates: compare fares for two or three different departure days. Leaving a day earlier or later can make a noticeable difference to the price.
  • Baggage allowance: check what each fare includes before you book, so you aren't caught out by extra charges at the airport.
  • Airports on your route: confirm which airports you depart from and land at, especially if the city has more than one. This will help you plan your transfer and work out the total cost of getting around.

Looking for a bigger saving? Book a Flight + Hotel package to combine both in one booking and unlock exclusive discounts on your stay in San Antonio. You can also save on a hire car by including it with your booking.

Frequently asked questions about flights from St Louis, MO to San Antonio

On average, what is the price of a St Louis, MO to San Antonio flight?
When flying from St Louis, MO to San Antonio the average price will be €194. However, this price is dependant on several other factors like seasonality or the time in advance taken when booking the route.
For flights from St Louis, MO to San Antonio, how can I find the cheapest price?
On eDreams we use machine learning to find the most economical flight between St Louis, MO and San Antonio. By taking into account the combinations of airlines, stopovers, direct flights as well as the various criteria for the journeys, our search engine allows us to offer our customers the best price under the best conditions.
When booking, when is the best time to do so in order to get the best prices for St Louis, MO to San Antonio flights?
The most popular month for flights from St Louis, MO to San Antonio are: June, July and October.
When is the best time to travel from St Louis, MO to San Antonio?
A good period of the year to visit San Antonio from St Louis, MO really depends on lots of personal preferences, price being one of the main criteria When it comes to popularity, December is the best month to fly to San Antonio from St Louis, MO, basedd on searches from our customers, followed by August and November. If you prefer to avoid the busy season and get away from the crowds March, September and November are the months with fewer searches for the route St Louis, MO -  San Antonio.
What is the duration of a flight from St Louis, MO to San Antonio?
Flight time, on average, from St Louis, MO to San Antonio is usually 3 h and 6 m on average, at an average distance of 1,276.1 km, for flights for the route (which may have 1 or more stops in other cities in between).
What is the weather like in San Antonio compared to St Louis, MO?
The average temperature in St Louis, MO is 26º degrees in summer. San Antonio reaches 29º during the hot season. In winter, however, temperatures are around 12º degrees in San Antonio, compared to the 1º average degrees in St Louis, MO.

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