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St. Louis

$716+ Cheap flights from Vienna (VIE) to St. Louis (STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
VIE — STL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Vienna to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Vienna (VIE) to St. Louis (STL). 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 1, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$716
(American Airlines)

Popular in

September

Cheapest in

March

Average price

$901
Provider with most accurate pricing for Vienna Intl-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Vienna Intl-Lambert-St Louis flights.
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From Vienna Intl to Lambert-St Louis
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Highest demand for flights based on searches. 5% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Vienna to St. Louis

Cheapest flights from Vienna to St. Louis
Explore the most affordable flight options available from Vienna to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 9/227:00 amVIE - STL
2 stops23h 49mAmerican Airlines
Tue 10/142:40 pmSTL - VIE
2 stops22h 45mAmerican Airlines
Deal found 4/30$716
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:05 amVIE - STL
2 stops23h 34mDelta
Wed 10/152:18 pmSTL - VIE
2 stops19h 42mDelta
Deal found 4/30$744
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2511:25 amVIE - STL
2 stops15h 58mBritish Airways
Fri 10/174:52 pmSTL - VIE
2 stops17h 58mBritish Airways
Deal found 4/30$746
This KLM deal was found by Cheapflights users on 4/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:05 amVIE - STL
2 stops17h 57mKLM
Thu 10/161:30 pmSTL - VIE
2 stops17h 05mKLM
Deal found 4/30$750
This United Airlines deal was found by Cheapflights users on 4/30. 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 8/127:00 amVIE - STL
2 stops20h 00mUnited Airlines
Sat 9/139:17 amSTL - VIE
1 stop16h 03mUnited Airlines
Deal found 4/30$771
This Gotogate deal was found by Cheapflights users on 4/30. 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 5/187:00 amVIE - STL
2 stops19h 58mAir Canada
Sun 5/251:30 pmSTL - VIE
1 stop12h 05mAir Canada
Deal found 4/30$772
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Thu 10/308:00 amVIE - STL
3 stops37h 26mMultiple Airlines
Thu 11/204:15 pmSTL - VIE
2 stops23h 25mMultiple Airlines
Deal found 4/30$892
This Austrian Airlines deal was found by Cheapflights users on 4/30. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2910:30 amVIE - STL
1 stop14h 37mAustrian Airlines
Sat 12/612:24 pmSTL - VIE
2 stops26h 26mAustrian Airlines
Deal found 4/30$938
This Scandinavian Airlines deal was found by Cheapflights users on 4/30. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:55 amVIE - STL
3 stops22h 44mScandinavian Airlines
Thu 11/201:30 pmSTL - VIE
3 stops26h 10mScandinavian Airlines
Deal found 4/30$1,377

Cheapflights Fare Finder

Customize your flight search to find flights from Vienna to St. Louis 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 1, 2025.
Use the filters below to find and compare flights from Vienna to St. Louis that are best for you.

Fly from

Vienna

Fly to

St. Louis

Route

Depart

Return

Price

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Mon 9/22

7:00 am-11:49 pm

2 stops23h 49m

Lambert-St Louis

Tue 10/14

2:40 pm-8:25 pm

2 stops22h 45m

$716

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Wed 9/24

7:05 am-11:39 pm

2 stops23h 34m

Lambert-St Louis

Wed 10/15

2:18 pm-5:00 pm

2 stops19h 42m

$744

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Thu 9/25

11:25 am-8:23 pm

2 stops15h 58m

Lambert-St Louis

Mon 10/13

1:22 pm-6:25 pm

2 stops22h 03m

$746

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Wed 9/24

7:05 am-6:02 pm

2 stops17h 57m

Lambert-St Louis

Thu 10/16

1:30 pm-1:35 pm

2 stops17h 05m

$750

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Tue 8/12

7:00 am-8:00 pm

2 stops20h 00m

Lambert-St Louis

Sat 9/13

9:17 am-8:20 am

1 stop16h 03m

$771

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Sun 5/18

7:00 am-7:58 pm

2 stops19h 58m

Lambert-St Louis

Sun 5/25

1:30 pm-8:35 am

1 stop12h 05m

$772

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Tue 7/29

7:15 am-7:40 pm

2 stops43h 25m

Lambert-St Louis

Sat 12/6

1:27 pm-2:15 pm

2 stops17h 48m

$798

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Tue 7/29

10:30 am-6:07 pm

1 stop14h 37m

Lambert-St Louis

Sat 12/6

12:24 pm-9:50 pm

2 stops26h 26m

$938

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Compare providers for flights from Vienna to St. Louis

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 Vienna to St. Louis in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Vienna-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Vienna-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Vienna-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Vienna-St. Louis flights, Cheapflights users trust eDreams the most. eDreams 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 Vienna-St. Louis 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 Vienna to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Vienna with our price prediction graph.
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 Vienna to St. Louis

What is the cheapest month to book a flight from Vienna to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Vienna to St. Louis (average of $311). Flying from Vienna to St. Louis in March is currently the most expensive (average of $356). 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.

What is the cheapest time of day to fly from VIE to STL?

Find hourly flight availability from Vienna to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

When flying from Vienna to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
781 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Vienna to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Vienna to St. Louis round-trip?

    According to our current data, American Airlines ($716), Delta ($744), and British Airways ($746) offers the cheapest pricing from Vienna to St. Louis. You may be able to fly from Vienna to St. Louis for 20% less than the average price by searching for these airlines.

  • Can I find deals for flights from Vienna to St. Louis that include hotel bookings?

    Yes. In addition to deals on Vienna to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Vienna to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Vienna to St. Louis.

  • Can I find deals for business class flights from Vienna to St. Louis?

    Yes. Cheapflights offers flight deals from Vienna to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Vienna to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Vienna to St. Louis (average of $311). Flying from Vienna to St. Louis in March is currently the most expensive (average of $356). 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.

See more FAQs

Traveling to a place near Vienna?

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