$339 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 11/30. 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$763
Salzburg
Salzburg1 stop$768
Vienna
Vienna1 stop$763
Salzburg
Salzburg1 stop$768

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

Tue, Dec 1 - Tue, Dec 8
Multiple Airlines Logo
4:05 pm - 8:45 am
STL
-
VIE
33h 40m
1 stop
Multiple Airlines Logo
7:00 am - 9:13 pm
VIE
-
STL
21h 13m
2 stops
$763Multiple Airlines
Tue, Dec 1 - Tue, Dec 8
United Airlines Logo
7:04 pm - 8:30 am
STL
-
VIE
30h 26m
2 stops
United Airlines Logo
10:35 am - 2:30 pm
VIE
-
STL
34h 55m
2 stops
$766United Airlines
Wed, Nov 25 - Fri, Dec 4
Lufthansa Logo
3:40 pm - 10:05 am
STL
-
SZG
11h 25m
1 stop
Lufthansa Logo
6:30 am - 1:45 pm
SZG
-
STL
14h 15m
1 stop
$768Lufthansa
Wed, Nov 25 - Fri, Dec 4
Lufthansa Logo
3:40 pm - 10:05 am
STL
-
SZG
11h 25m
1 stop
Lufthansa Logo
6:30 am - 1:45 pm
SZG
-
STL
14h 15m
1 stop
$768Lufthansa
Wed, Nov 25 - Fri, Dec 4
Lufthansa Logo
6:50 pm - 10:35 pm
STL
-
SZG
20h 45m
2 stops
Lufthansa Logo
6:30 am - 1:45 pm
SZG
-
STL
14h 15m
1 stop
$772Lufthansa
Tue, Dec 1 - Tue, Dec 8
Multiple Airlines Logo
4:05 pm - 8:45 am
STL
-
VIE
33h 40m
1 stop
Multiple Airlines Logo
10:30 am - 11:25 pm
VIE
-
STL
19h 55m
1 stop
$780Multiple Airlines
Wed, Nov 25 - Fri, Dec 4
United Airlines Logo
3:40 pm - 10:00 am
STL
-
SZG
11h 20m
1 stop
United Airlines Logo
6:30 am - 1:45 pm
SZG
-
STL
14h 15m
1 stop
$791United Airlines
Wed, Nov 25 - Fri, Dec 4
United Airlines Logo
3:40 pm - 10:05 am
STL
-
SZG
11h 25m
1 stop
United Airlines Logo
6:30 am - 1:45 pm
SZG
-
STL
14h 15m
1 stop
$792United Airlines
Mon, Aug 24 - Wed, Sep 9
Air Canada Logo
8:55 am - 8:20 am
STL
-
VIE
16h 25m
1 stop
Air Canada Logo
10:30 am - 2:00 pm
VIE
-
STL
34h 30m
1 stop
$851Air Canada
Mon, Aug 24 - Wed, Sep 9
Air Canada Logo
8:55 am - 8:20 am
STL
-
VIE
16h 25m
1 stop
Air Canada Logo
10:30 am - 8:20 pm
VIE
-
STL
16h 50m
1 stop
$857Air 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 February, when tickets cost $543 (return) on average. On the other hand, the most expensive months are August and May, when the average cost of round-trip tickets is $4,508 and $1,383 respectively.

Find deals

Good to know

Low season

July

Cheapest flight

$339
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly and prices are also 10% lower on average.
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)