$391+ Cheap flights from St. Louis (STL) to Vienna (VIE)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
STL — VIE
Jun 9 — Jun 161
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Vienna with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Vienna
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Best
Last-minute
One-way
Cheapest flights from St. Louis to ViennaExplore the most affordable flight options available from St. Louis to Vienna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.
Explore the most affordable flight options available from St. Louis to Vienna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.
This Finnair deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:20 pm
STL
- VIE
2 stops26h 35m
Multiple Airlines
Mon 11/167:15 pm
VIE
- STL
2 stops34h 14m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$795
This Gotogate deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/412:10 pm
STL
- VIE
1 stop13h 25m
Multiple Airlines
Sun 10/116:00 am
VIE
- STL
1 stop14h 25m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$890
This United Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:15 pm
STL
- VIE
1 stop29h 00m
United Airlines
Sun 10/1110:30 am
VIE
- STL
1 stop34h 30m
United Airlines
Deal found 5/9![United Airlines logo]()
$913
This Mytrip deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/412:10 pm
STL
- VIE
2 stops38h 00m
Air Canada
Sun 10/116:00 am
VIE
- STL
2 stops19h 41m
Air Canada
Deal found 5/9![Air Canada logo]()
$924
This Gotogate deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/111:05 pm
STL
- VIE
2 stops19h 30m
Multiple Airlines
Wed 5/278:00 am
VIE
- STL
1 stop12h 25m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$941
This Gotogate deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/294:15 pm
STL
- VIE
2 stops23h 25m
Multiple Airlines
Tue 1/55:10 pm
VIE
- STL
1 stop27h 45m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$955
This United Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/299:23 am
STL
- VIE
2 stops19h 57m
United Airlines
Tue 1/510:35 am
VIE
- STL
2 stops29h 02m
United Airlines
Deal found 5/10![United Airlines logo]()
$958
This Gotogate deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/112:15 pm
STL
- VIE
2 stops18h 20m
Air Canada
Wed 5/2711:00 am
VIE
- STL
2 stops16h 09m
Air Canada
Deal found 5/10![Air Canada logo]()
$959
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:55 am
STL
- VIE
1 stop16h 25m
United Airlines
Sat 10/3110:35 am
VIE
- STL
2 stops34h 43m
United Airlines
Deal found 5/8![United Airlines logo]()
$976
Best flights from St. Louis to ViennaDiscover carefully curated flight deals from St. Louis to Vienna that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
Discover carefully curated flight deals from St. Louis to Vienna that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
This United Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:00 am
STL
- VIE
1 stop19h 15m
United Airlines
Tue 8/47:00 am
VIE
- STL
2 stops21h 26m
United Airlines
Deal found 5/10![United Airlines logo]()
$1,013
This Gotogate deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/203:30 pm
STL
- VIE
1 stop13h 15m
Multiple Airlines
Tue 8/411:00 am
VIE
- STL
1 stop14h 42m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$1,149
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/48:55 am
STL
- VIE
1 stop16h 25m
United Airlines
Tue 7/147:00 am
VIE
- STL
1 stop13h 25m
United Airlines
Deal found 5/8![United Airlines logo]()
$1,077
This United Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:40 am
STL
- VIE
1 stop16h 40m
United Airlines
Wed 7/110:30 am
VIE
- STL
2 stops36h 16m
United Airlines
Deal found 5/9![United Airlines logo]()
$1,190
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:00 am
STL
- VIE
1 stop18h 50m
United Airlines
Thu 6/2510:30 am
VIE
- STL
2 stops32h 41m
United Airlines
Deal found 5/6![United Airlines logo]()
$1,256
This United Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/192:15 pm
STL
- VIE
2 stops15h 05m
United Airlines
Fri 6/2610:30 am
VIE
- STL
1 stop32h 51m
United Airlines
Deal found 5/7![United Airlines logo]()
$1,270
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1212:55 pm
STL
- VIE
2 stops16h 25m
United Airlines
Sat 6/2010:30 am
VIE
- STL
2 stops36h 16m
United Airlines
Deal found 5/6![United Airlines logo]()
$1,323
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/117:22 am
STL
- VIE
2 stops17h 58m
United Airlines
Mon 6/2210:30 am
VIE
- STL
2 stops32h 41m
United Airlines
Deal found 5/8![United Airlines logo]()
$1,334
Last-minute flights from St. Louis to ViennaDiscover last-minute flight deals from St. Louis to Vienna. Data last updated May 10, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Vienna. Data last updated May 10, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/111:05 pm
STL
- VIE
2 stops19h 30m
Multiple Airlines
Wed 5/278:00 am
VIE
- STL
1 stop12h 25m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$941
This Gotogate deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/112:15 pm
STL
- VIE
2 stops18h 20m
Air Canada
Wed 5/2711:00 am
VIE
- STL
2 stops16h 09m
Air Canada
Deal found 5/10![Air Canada logo]()
$959
This Air Canada deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/81:05 pm
STL
- VIE
1 stop12h 30m
Air Canada
Tue 6/1611:00 am
VIE
- STL
2 stops32h 11m
Air Canada
Deal found 5/10![Air Canada logo]()
$1,180
This Cheapflightsfares deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:05 pm
STL
- VIE
2 stops15h 10m
Lufthansa
Tue 6/166:00 am
VIE
- STL
1 stop14h 25m
Lufthansa
Deal found 5/6![Lufthansa logo]()
$1,194
This Gotogate deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/141:05 pm
STL
- VIE
1 stop12h 30m
Multiple Airlines
Mon 6/2911:15 am
VIE
- STL
1 stop33h 10m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$1,185
This United Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:40 am
STL
- VIE
1 stop16h 40m
United Airlines
Wed 7/110:30 am
VIE
- STL
2 stops36h 16m
United Airlines
Deal found 5/9![United Airlines logo]()
$1,190
One-way flights from St. Louis to ViennaSearch for one-way flight options from St. Louis to Vienna. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
Search for one-way flight options from St. Louis to Vienna. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
This Mytrip deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:10 pm
STL
- VIE
2 stops38h 00m
Air Canada
Deal found 5/6![Air Canada logo]()
$391
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:00 am
STL
- VIE
1 stop17h 50m
United Airlines
Deal found 5/8![United Airlines logo]()
$395
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:00 am
STL
- VIE
3 stops20h 10m
United Airlines
Deal found 5/8![United Airlines logo]()
$405
This American Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:14 am
STL
- VIE
2 stops17h 36m
American Airlines
Deal found 5/10![American Airlines logo]()
$452
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:00 am
STL
- VIE
1 stop19h 15m
United Airlines
Deal found 5/8![United Airlines logo]()
$455
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2912:55 pm
STL
- VIE
2 stops16h 25m
United Airlines
Deal found 5/6![United Airlines logo]()
$848
This Gotogate deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/201:20 pm
STL
- VIE
2 stops36h 00m
Air Canada
Deal found 5/6![Air Canada logo]()
$858
This Flightnetwork deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/201:13 pm
STL
- VIE
1 stop12h 02m
Austrian Airlines
Deal found 5/6![Austrian Airlines logo]()
$921
This Thrive Travel deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:25 pm
STL
- VIE
2 stops19h 35m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$2,389
Find flight deals from St. Louis to Vienna
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Vienna (VIE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 10, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $890 (Gotogate) |
One-way from | $391 (Mytrip) |
Popular in | May |
Cheapest in | February |
Average price | $1,368 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Vienna that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 10, 2026.
Use the filters below to find and compare flights from St. Louis to Vienna that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisVienna
STL - VIE
STLVIE
Lambert-St Louis
Mon 7/20
6:00 am-8:15 am
1 stop19h 15m
Vienna Intl
Tue 8/4
7:00 am-9:26 pm
2 stops21h 26m
$1,013
St. LouisVienna
STL - VIE
STLVIE
Lambert-St Louis
Sat 7/4
8:55 am-8:20 am
1 stop16h 25m
Vienna Intl
Tue 7/14
7:00 am-1:25 pm
1 stop13h 25m
$1,077
Quickest round-trip
St. LouisVienna
STL - VIE
STLVIE
Lambert-St Louis
Mon 7/20
3:30 pm-11:45 am
1 stop13h 15m
Vienna Intl
Tue 8/4
11:00 am-6:42 pm
1 stop14h 42m
$1,149
St. LouisVienna
STL - VIE
STLVIE
Lambert-St Louis
Wed 6/24
8:40 am-8:20 am
1 stop16h 40m
Vienna Intl
Wed 7/1
10:30 am-3:46 pm
2 stops36h 16m
$1,190
St. LouisVienna
STL - VIE
STLVIE
Lambert-St Louis
Thu 6/11
6:00 am-7:50 am
1 stop18h 50m
Vienna Intl
Thu 6/25
10:30 am-12:11 pm
2 stops32h 41m
$1,256
St. LouisVienna
STL - VIE
STLVIE
Lambert-St Louis
Fri 6/19
2:15 pm-12:20 pm
2 stops15h 05m
Vienna Intl
Fri 6/26
10:30 am-12:21 pm
1 stop32h 51m
$1,270
St. LouisVienna
STL - VIE
STLVIE
Lambert-St Louis
Fri 6/12
12:55 pm-12:20 pm
2 stops16h 25m
Vienna Intl
Sat 6/20
10:30 am-3:46 pm
2 stops36h 16m
$1,323
St. LouisVienna
STL - VIE
STLVIE
Lambert-St Louis
Thu 6/11
7:22 am-8:20 am
2 stops17h 58m
Vienna Intl
Mon 6/22
10:30 am-12:11 pm
2 stops32h 41m
$1,334
Cheapest one-way
Quickest one-way
St. LouisVienna
STL - VIE
STLVIE
Lambert-St Louis
Wed 9/2
8:00 am-8:10 am
2 stops17h 10m
$395
St. LouisVienna
STL - VIE
STLVIE
Lambert-St Louis
Wed 8/19
7:00 am-10:10 am
3 stops20h 10m
$405
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Vienna
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Vienna in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Vienna flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on St. Louis-Vienna flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from St. Louis-Vienna flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Vienna flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Vienna flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Vienna
Have a flexible travel schedule? Discover the best time to fly to Vienna from St. Louis with our price prediction graph.
STL-VIE
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Vienna
What is the cheapest month to book a flight from St. Louis to Vienna?
Currently, February is the cheapest month in which you can book a flight from St. Louis to Vienna (average of $523). Flying from St. Louis to Vienna in May is currently the most expensive (average of $1,368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from St. Louis to Vienna?
Reviews of airlines servicing Vienna
Get insights into the airlines that provide service to Vienna. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Vienna. Reviews last updated May 10, 2026.
Read reviews from past customers who have flown United Airlines,Air Canada, andLufthansa from St. Louis to Vienna. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Crew
8.1
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Crew
8.1
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Crew
8.1
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Vienna. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip to Vienna by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from St. Louis to Vienna, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Vienna flights
Browse other St. Louis and Vienna flight options. Last updated on May 10, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on May 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Vienna
Explore flights to Vienna departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 10, 2026.
Top 3 airlines flying from St. Louis to Vienna
Discover the top 3 airlines that operate flights from St. Louis to Vienna. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$503 | Average$855 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$555 | Average$775 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$645 | Average$997 | FlexibilityNo cancel fee | On-time67% |