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Cheap flights from Austin to St. Louis

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Find the cheapest flights from Austin to St. Louis

Cheap return flights

These are some of the best return flight deals from Austin to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.
AUS-STL
2h 05mdirect
STL-AUS
2h 00mdirect
Southwest
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How to get the cheapest flight ticket from Austin to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to St. Louis?

In general, July is the cheapest month to fly from Austin to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R5 557. If you aren’t able to travel to St. Louis during the month of July, then flying in August is also cheap. Prices for this month can be found on momondo for an average of R5 759.

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from Austin when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around R6 120 when searching 22 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Austin for as low as R4 750 on momondo.

How have Austin to St. Louis flight prices changed over time?

As of February 2025, prices for Austin to St. Louis flights are approximately 41% more expensive when compared to flights at the same time last year.

When to book flights from Austin to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Austin to St. Louis (AUS to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to St. Louis

Direct flights

None
There are no direct flights from Austin to St. Louis. There are no popular flight routes from Austin to St. Louis.

  • How far is Austin Bergstrom to Lambert-St Louis by plane?

    Lambert-St Louis is 1156,0 km away from Austin Bergstrom.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Lambert-St Louis Airport?

    Prices for flights from Austin Bergstrom Airport to Lambert-St Louis Airport are updated daily.

  • How old do you have to be to fly from Austin Bergstrom Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Austin to St. Louis?


Why use momondo?

Why should I use momondo to find a flight deal from Austin to St. Louis?

It is quick and easy to find Austin to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

Can I find flights from Austin to St. Louis with flexible booking policies on momondo?

Flights from Austin to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Austin to St. Louis?

Once you have performed a search for Austin to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Austin to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Austin to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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