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$600+ Cheap flights from St. Louis (STL) to Vienna (VIE)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — VIE
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap 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 January 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$600
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$845
Provider with most accurate pricing for Lambert-St Louis-Vienna Intl flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Vienna Intl flights.
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From Lambert-St Louis to Vienna Intl
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Highest demand for flights based on searches. 22% potential increase in price ($294 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from St. Louis to Vienna

Cheapest flights from St. Louis to Vienna
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 January 21, 2025.

This United Airlines deal was found by Cheapflights users on 1/21. 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 2/255:36 pmSTL - VIE
1 stop31h 29mUnited Airlines
Fri 3/710:25 amVIE - STL
1 stop35h 41mUnited Airlines
Deal found 1/21$600
This Flightnetwork deal was found by Cheapflights users on 1/21. 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.
Tue 2/253:50 pmSTL - VIE
2 stops19h 15mAir Canada
Fri 3/710:25 amVIE - STL
2 stops32h 47mAir Canada
Deal found 1/21$603
This Gotogate deal was found by Cheapflights users on 1/20. 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 1/2711:28 amSTL - VIE
1 stop13h 37mAustrian Airlines
Tue 2/1110:30 amVIE - STL
1 stop20h 00mAustrian Airlines
Deal found 1/20$605
This United deal was found by Cheapflights users on 1/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/193:32 pmSTL - VIE
2 stops13h 48mMultiple Airlines
Wed 2/2610:30 amVIE - STL
1 stop20h 02mMultiple Airlines
Deal found 1/20$618
This Agoda.com deal was found by Cheapflights users on 1/20. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1111:39 amSTL - VIE
2 stops24h 51mFinnair
Mon 3/177:15 pmVIE - STL
2 stops34h 41mFinnair
Deal found 1/20$628
This Cheapflightsfares deal was found by Cheapflights users on 1/21. 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.
Sun 11/303:45 pmSTL - VIE
1 stop16h 20mLufthansa
Tue 12/911:20 amVIE - STL
1 stop33h 35mLufthansa
Deal found 1/21$653
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/225:30 pmSTL - VIE
2 stops17h 00mTurkish Airlines
Sat 2/17:05 pmVIE - STL
2 stops27h 33mTurkish Airlines
Deal found 1/20$1,372
This KLM deal was found by Cheapflights users on 1/21. 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.
Thu 7/2411:51 amSTL - VIE
2 stops13h 44mKLM
Tue 8/126:55 amVIE - STL
2 stops18h 08mKLM
Deal found 1/21$1,432
This CrystalTravel deal was found by Cheapflights users on 1/20. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/104:15 pmSTL - VIE
2 stops16h 25mBritish Airways
Sat 4/197:05 amVIE - STL
2 stops17h 56mBritish Airways
Deal found 1/20$2,918
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Tue 2/257:29 amSTL - VIE
2 stops21h 11mAmerican Airlines
Thu 3/67:05 amVIE - STL
2 stops17h 54mAmerican Airlines
Deal found 1/19$3,024
This Iberia deal was found by Cheapflights users on 1/19. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2212:00 pmSTL - VIE
2 stops27h 55mIberia
Tue 3/47:05 amVIE - STL
2 stops21h 57mIberia
Deal found 1/19$3,300
This Delta deal was found by Cheapflights users on 1/20. 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 2/265:50 pmSTL - VIE
2 stops16h 35mDelta
Sat 3/86:55 amVIE - STL
2 stops23h 41mDelta
Deal found 1/20$3,304

Find flights from St. Louis to Vienna within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

Tue 2/25

5:36 pm-8:05 am

1 stop31h 29m

Vienna Intl

Fri 3/7

10:25 am-3:06 pm

1 stop35h 41m

$600

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

Tue 2/25

3:50 pm-6:05 pm

2 stops19h 15m

Vienna Intl

Fri 3/7

10:25 am-12:12 pm

2 stops32h 47m

$603

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

Wed 2/19

1:03 pm-8:05 am

1 stop12h 02m

Vienna Intl

Wed 2/26

10:30 am-11:32 pm

1 stop20h 02m

$617

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

Wed 2/19

3:32 pm-12:20 pm

2 stops13h 48m

Vienna Intl

Wed 2/26

10:30 am-11:32 pm

1 stop20h 02m

$618

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

Tue 3/11

11:39 am-6:30 pm

2 stops24h 51m

Vienna Intl

Mon 3/17

7:15 pm-11:56 pm

2 stops34h 41m

$628

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

Fri 3/14

4:45 pm-11:45 am

1 stop13h 00m

Vienna Intl

Tue 3/25

7:30 pm-2:55 pm

1 stop25h 25m

$1,178

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

Thu 4/10

4:15 pm-3:40 pm

2 stops16h 25m

Vienna Intl

Sat 4/19

7:05 am-6:01 pm

2 stops17h 56m

$2,918

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

Tue 2/25

7:29 am-11:40 am

2 stops21h 11m

Vienna Intl

Tue 3/4

7:05 am-10:02 pm

2 stops21h 57m

$3,024

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

Sat 2/22

12:00 pm-10:55 pm

2 stops27h 55m

Vienna Intl

Tue 3/4

7:05 am-10:02 pm

2 stops21h 57m

$3,300

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

Wed 2/26

5:50 pm-5:25 pm

2 stops16h 35m

Vienna Intl

Sat 3/8

6:55 am-11:36 pm

2 stops23h 41m

$3,304

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 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 St. Louis-Vienna flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-Vienna flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.
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.

Travel insights for flights from St. Louis to Vienna

Get recent, data-driven insights about flights from St. Louis to Vienna including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from St. Louis to Vienna (average of $737). Flying from St. Louis to Vienna in June is currently the most expensive (average of $1,338). 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 STL to VIE?

Find hourly flight availability from St. Louis to Vienna. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 36% on flights from St. Louis to Vienna by exploring options for tickets in the evening.

Rainfall in Vienna by month

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

In terms of precipitation, rainfall in Vienna ranges from 0.8 - 2.6 inches per month. July is typically the wettest month, when rainfall can reach 2.6 in. January is typically the driest time to visit Vienna when rainfall is around 0.8 in.

Temperature in Vienna by month

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

If weather is an important factor for your trip to Vienna, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 January 21, 2025.
See what other customers who have flown with United Airlines and Air Canada from St. Louis to Vienna have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    United Airlines, at $600, was found to be the cheapest airline from St. Louis to Vienna.Alternate airlines to your destination round-trip include Air Canada and Austrian Airlines. You may be able to fly from St. Louis to Vienna for 42% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Vienna 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 St. Louis to Vienna?

    Currently, October is the cheapest month in which you can book a flight from St. Louis to Vienna (average of $737). Flying from St. Louis to Vienna in June is currently the most expensive (average of $1,338). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Amstetten
Melk

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Alternative routes for St. Louis to Vienna

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from St. Louis to Vienna

Discover the top 5 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Austrian AirlinesCheapest$611Average$1,154FlexibilityNo cancel feeOn-time78%
Air CanadaCheapest$656Average$996FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$688Average$804FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$691Average$1,045FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$701Average$1,030FlexibilityNo cancel feeOn-time69%
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