St. Louis (STL) → Vienna (VIE)
About St. Louis to Vienna Flights
Discover the best flights from St. Louis to Vienna, covering 7,971 km in approximately 10h 28m. St. Louis (STL) to Vienna (VIE) is one of the major long-haul routes connecting United States and Austria. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from St. Louis to Vienna.
12-Month Price History
Flight prices from St. Louis to Vienna vary significantly throughout the year. February typically offers the best deals with average prices around $1491, while July sees the highest prices, averaging $2503. Savvy travelers can save up to 40% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
134 days
For best prices
Booking Tips
For the best prices on St. Louis to Vienna flights, we recommend booking 170 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
United Airlines UA | $2100 | $6950 | $13040 |
Austrian Airlines OS | $2120 | $8930 | $12960 |
Lufthansa LH | $2180 | $8960 | $14200 |
Delta Air Lines DL | $2470 | $9190 | $14830 |
American Airlines AA | $2500 | $7200 | $11310 |
Air France AF | $2580 | $8700 | $13070 |
British Airways BA | $2780 | $8220 | $15260 |
United Airlines
UA
Economy
$2100
Business
$6950
First
$13040
Austrian Airlines
OS
Economy
$2120
Business
$8930
First
$12960
Lufthansa
LH
Economy
$2180
Business
$8960
First
$14200
Delta Air Lines
DL
Economy
$2470
Business
$9190
First
$14830
American Airlines
AA
Economy
$2500
Business
$7200
First
$11310
Air France
AF
Economy
$2580
Business
$8700
First
$13070
British Airways
BA
Economy
$2780
Business
$8220
First
$15260
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
St. Louis → Bratislava
St. Louis Lambert International (STL) to Bratislava Milan Rastislav Štefánik (BTS)
Distance: 8,004 km
Average price: $1691
St. Louis → Brno
St. Louis Lambert International (STL) to Brno–Tuřany (BRQ)
Distance: 7,907 km
Average price: $1672
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Frequently Asked Questions
How long is the flight from St. Louis to Vienna?
The flight time from St. Louis (STL) to Vienna (VIE) is approximately 10 hours and 28 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between St. Louis and Vienna?
The aerial distance between St. Louis and Vienna is 7,971 kilometers (4,953 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from St. Louis to Vienna?
Several airlines operate flights between St. Louis and Vienna, including Austrian Airlines, American Airlines, Delta Air Lines and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from St. Louis to Vienna?
Based on historical data, February typically offers the lowest airfares for flights from St. Louis to Vienna. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Vienna?
For the best prices on St. Louis to Vienna flights, we recommend booking 84 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from St. Louis to Vienna?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to Austria should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between St. Louis and Vienna?
St. Louis operates on America/Chicago time zone, while Vienna is in the Europe/Vienna time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.