Cheap Flights from St Louis to Vienna

Compare St Louis to Vienna flight deals

Find the cheapest month or even day of the year to fly to Vienna

Book the best Vienna fare with no extra fees

Flight deals from St Louis to Vienna

Looking for a cheap last-minute deal or the best return flight from St Louis Airport to Vienna Airport? If you want to travel next month, return fares start from R 16,537. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from St Louis to Vienna

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Vienna flights are currently cheapest in October.

St Louis to Vienna: Alternative routes

Compare routes from St Louis to Vienna below. You may find an airport to fly into that's cheaper, faster, or easier than Vienna.

St Louis to Vienna: Flight information

The things to know before you go.
Cheapest flight foundR 4,837
Cheapest month to flyOctober

Finding cheap flights from St Louis to Vienna: Frequently asked questions

The best price we found for a return flight from St Louis to Vienna is R 11,818. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Vienna. But we found flights with one or more stops from R 11,818.
As of June 2026, there are no flights flying from St Louis to Vienna.
The cheapest month to fly from St Louis to Vienna is usually January.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Vienna Airport on Tuesday, 19 January 2027.
No airlines currently offer direct flights between St Louis Airport and Vienna Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Vienna but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Vienna is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Austrian Airlines offers the cheapest flight tickets to Vienna.

Travelling from St Louis Airport (STL) to Vienna Airport (VIE): what you need to know

  • Vienna is seven hours ahead of St Louis and is in the UTC+1 timezone.

  • Arrive at the airport on time so you don't miss your STL to VIE flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • Flying during a peak month such as July? School holidays and other high seasons can mean longer lines at airport checkpoints. Play it safe and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • If you'd like to include a stop along the way, just uncheck 'Direct flights only' when searching for your ticket from St Louis Airport to Vienna Airport. These are the most popular stopovers between STL and VIE:

    • Chicago O'Hare International Airport

    • New York Newark Airport

    • Washington Dulles Airport

Handy information about St Louis Airport (STL)

Arriving at Vienna Airport (VIE)

When to fly to Vienna Airport (VIE)

  • July is the most popular month for flights from St Louis Airport to Vienna Airport. For a quieter experience, head to Vienna in March.

  • Before locking in your flight from St Louis Airport to Vienna Airport, consider the kind of weather you like. July is the warmest month in Vienna, with the temperature ranging from 14ºC (57ºF) to 29ºC (84ºF).

  • January sees average temperatures of between -6ºC (21ºF) and 5ºC (41ºF). Look for cheap tickets from STL to VIE sometime around then if you like cooler conditions.

Explore more of Austria

  • You've done Vienna, now it's time to explore other corners of Austria. Journey about 145 kilometres south-west to Graz to check off its top attractions. From Cathedral to Hauptplatz and Schloss Eggenberg, there's plenty to keep you on the go.

  • Around 153 kilometres west of Vienna, Linz is another essential stop in Austria. Experience the best of this destination with a visit to Ars Electronica Centre, Mariendom Linz and Lentos Kunstmuseum (Museum of Modern Art Linz).

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.