$459 Find Cheap Flights from St. Louis to Austria - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Austria departing on 9/2. 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.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from St. Louis to Austria

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Vienna
Vienna1 stop$747
Salzburg
Salzburg2 stops$1,013
Vienna
Vienna1 stop$747
Salzburg
Salzburg2 stops$1,013

Book Cheap St. Louis to Austria Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to Austria 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.
Discover the best prices for you by selecting your travel dates on KAYAK.

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

Mon, Nov 23 - Fri, Dec 4
Austrian Airlines Logo
1:08 pm - 8:05 am
STL
-
VIE
11h 57m
1 stop
Austrian Airlines Logo
10:30 am - 7:40 pm
VIE
-
STL
16h 10m
1 stop
$747Austrian Airlines
Mon, Nov 23 - Fri, Dec 4
Lufthansa Logo
7:04 pm - 10:40 pm
STL
-
VIE
20h 36m
2 stops
Lufthansa Logo
6:00 am - 1:45 pm
VIE
-
STL
14h 45m
1 stop
$765Lufthansa
Mon, Nov 23 - Fri, Dec 4
Lufthansa Logo
7:04 pm - 8:20 pm
STL
-
VIE
18h 16m
2 stops
Lufthansa Logo
7:00 am - 11:25 pm
VIE
-
STL
23h 25m
2 stops
$774Lufthansa
Wed, Aug 26 - Wed, Sep 2
American Airlines Logo
8:07 pm - 10:30 pm
STL
-
VIE
19h 23m
2 stops
American Airlines Logo
11:35 am - 12:14 am
VIE
-
STL
19h 39m
2 stops
$883American Airlines
Wed, Aug 26 - Wed, Sep 2
Lufthansa Logo
12:59 pm - 11:45 am
STL
-
VIE
15h 46m
2 stops
Lufthansa Logo
7:00 am - 1:25 pm
VIE
-
STL
13h 25m
1 stop
$884Lufthansa
Tue, Aug 11 - Tue, Aug 18
Multiple Airlines Logo
12:10 pm - 8:35 am
STL
-
VIE
13h 25m
1 stop
Multiple Airlines Logo
10:30 am - 2:02 pm
VIE
-
STL
34h 32m
1 stop
$890Multiple Airlines
Tue, Aug 11 - Tue, Aug 18
United Airlines Logo
7:00 am - 7:10 am
STL
-
VIE
17h 10m
2 stops
United Airlines Logo
10:30 am - 12:02 pm
VIE
-
STL
32h 32m
2 stops
$901United Airlines
Wed, Aug 26 - Wed, Sep 2
Multiple Airlines Logo
8:55 am - 8:20 am
STL
-
VIE
16h 25m
1 stop
Multiple Airlines Logo
10:30 am - 2:02 pm
VIE
-
STL
34h 32m
1 stop
$903Multiple Airlines
Mon, Sep 21 - Tue, Oct 6
Air Canada Logo
12:10 pm - 8:35 am
STL
-
VIE
13h 25m
1 stop
Air Canada Logo
11:00 am - 2:17 pm
VIE
-
STL
34h 17m
2 stops
$904Air Canada
Mon, Sep 21 - Tue, Oct 6
Air Canada Logo
8:55 am - 12:20 pm
STL
-
VIE
20h 25m
2 stops
Air Canada Logo
11:00 am - 12:13 pm
VIE
-
STL
32h 13m
2 stops
$905Air Canada
Booking Insights

KAYAK's insights & trends for St. Louis to Austria flights

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

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from St. Louis to Austria, 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 from St. Louis to Austria is March, when tickets cost $471 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $1,134 and $1,019 respectively.

Find deals

Good to know

Low seasonJuly
Cheapest flight$459
Best time to beat the crowds but there is an average 19% increase in price.
Most popular time to fly with an average 19% increase in price.
Flight from St. Louis to Vienna

FAQs - booking Austria flights

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

    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 from St. Louis to Austria.

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

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

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

    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 from St. Louis to Austria 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 from St. Louis to Austria?

    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 from St. Louis to Austria up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Information on your arrival and departure airports

St. Louis (STL)