$716 Find Cheap Flights from Austria to St. Louis

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

 
These are the airlines KAYAK users have selected most often from within our search results for flights to St. Louis, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results for flights to St. Louis, as well as popular online travel agencies
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Cheap Flights from Austria to St. Louis

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Austria to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from Austria to St. Louis

KAYAK's recommended round-trip deals from the most popular airlines that fly from Austria to St. Louis.
Discover the best prices for you by selecting your travel dates on KAYAK.
American Airlines Logo
7:00 am - 11:49 pmVIE-STL
23h 49m2 stops
American Airlines Logo
2:40 pm - 8:25 pmSTL-VIE
22h 45m2 stops
$716American Airlines
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Mon, Sep 22 - Tue, Oct 14
American Airlines Logo
7:00 am - 8:21 pmVIE-STL
20h 21m2 stops
American Airlines Logo
12:03 pm - 6:30 pmSTL-VIE
23h 27m2 stops
$733American Airlines
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Mon, Sep 22 - Sun, Oct 19
American Airlines Logo
7:00 am - 8:21 pmVIE-STL
20h 21m2 stops
American Airlines Logo
9:36 am - 11:40 amSTL-VIE
19h 04m2 stops
$742American Airlines
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Mon, Sep 22 - Wed, Oct 15
Delta Logo
7:05 am - 11:39 pmVIE-STL
23h 34m2 stops
Delta Logo
5:30 pm - 5:00 pmSTL-VIE
16h 30m2 stops
$743Delta
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Sun, Aug 17 - Sun, Aug 31
Delta Logo
7:05 am - 11:39 pmVIE-STL
23h 34m2 stops
Delta Logo
2:18 pm - 5:00 pmSTL-VIE
19h 42m2 stops
$744Delta
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Wed, Sep 24 - Wed, Oct 15
British Airways Logo
11:25 am - 8:23 pmVIE-STL
15h 58m2 stops
British Airways Logo
6:00 am - 8:25 pmSTL-VIE
31h 25m2 stops
$746British Airways
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Thu, Sep 25 - Tue, Oct 14
KLM Logo
2:20 pm - 11:39 pmVIE-STL
16h 19m2 stops
KLM Logo
3:30 pm - 1:35 pmSTL-VIE
15h 05m2 stops
$749KLM
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Mon, Aug 18 - Sat, Aug 30
KLM Logo
7:05 am - 6:02 pmVIE-STL
17h 57m2 stops
KLM Logo
1:30 pm - 1:35 pmSTL-VIE
17h 05m2 stops
$750KLM
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Wed, Sep 24 - Thu, Oct 16
United Airlines Logo
7:00 am - 8:00 pmVIE-STL
20h 00m2 stops
United Airlines Logo
8:10 am - 8:15 amSTL-VIE
17h 05m2 stops
$767United Airlines
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Thu, Aug 14 - Tue, Sep 2
United Airlines Logo
7:00 am - 8:00 pmVIE-STL
20h 00m2 stops
United Airlines Logo
11:20 am - 10:10 amSTL-VIE
15h 50m2 stops
$769United Airlines
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Thu, Aug 14 - Sun, Aug 31
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KAYAK's insights & trends for flights to St. Louis

Get data-powered insights and trends for flights to St. Louis to help you find the cheapest flights, the best time to fly and much more.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights to St. Louis, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights to St. Louis is March, where tickets cost $760 on average for return flights. On the other hand, the most expensive months are September and July, where the average cost of tickets from Austria is $1,196 and $1,091 respectively. For one-way flights, the best month to travel is March with an average price of $760.

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Good to know

Low seasonMarch
High seasonJuly
Cheapest flight$716
Best time to beat the crowds with an average 16% drop in price.
Most popular time to fly with an average 20% increase in price.
Flight from Vienna to St. Louis

FAQs - booking St. Louis flights

  • How far is Lambert-St Louis Airport from central St. Louis?

    The distance between Lambert-St Louis Airport and downtown St. Louis is 13 miles.

  • What is the name of St. Louis’s airport?

    St. Louis is served by Lambert-St Louis Airport, also commonly referred to as Lambert Field, Lambert-St Louis, St. Louis Lambert, or St. Louis Lambert Intl. The airport code is STL.

  • What is the cheapest day to fly to St. Louis?

    Based on KAYAK data, the cheapest day to fly to St. Louis is Thursday where round-trip tickets can be as cheap as $753. On the other hand, the most expensive day to fly is Wednesday, where round-trip prices are $1,261 on average.

  • How does KAYAK find such low prices on flights to St. Louis?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to St. Louis?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to St. Louis?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to St. Louis?

    The cheapest time of day to fly to St. Louis is generally in the morning, when round-trip flights cost $848 on average. The most expensive time of day to fly to St. Louis is generally in the morning, which is peak travel time and where the average cost of a ticket is $848.

  • How many direct flights to St. Louis are there each week?

    Each week there are around 1,529 direct flights from within Austria to St. Louis. The most common day for departures is Sunday, with 16% of flights taking off on this day.

Top tips for finding cheap flights to St. Louis

  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest St. Louis flight deals.

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

St. Louis (STL)

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