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$720+ Cheap flights from Louisville (SDF) 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — VIE
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Louisville to Vienna

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) 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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$720
(United Airlines)

Popular in

June

Cheapest in

September
Provider with most accurate pricing for Louisville Intl-Vienna Intl flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Vienna Intl flights.
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From Louisville Intl to Vienna Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($206 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($66 potential savings vs. average RT price).
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Find flight deals from Louisville to Vienna

Cheapest flights from Louisville to Vienna
Explore the most affordable flight options available from Louisville to Vienna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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 10/218:45 amSDF - VIE
1 stop17h 35mUnited Airlines
Tue 10/2810:35 amVIE - SDF
2 stops29h 04mUnited Airlines
Deal found 4/29$720
This United deal was found by Cheapflights users on 4/28. 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.
Tue 10/217:00 amSDF - VIE
2 stops23h 20mMultiple Airlines
Tue 10/2810:35 amVIE - SDF
2 stops37h 14mMultiple Airlines
Deal found 4/28$723
This Air Canada deal was found by Cheapflights users on 4/29. 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.
Tue 10/218:45 amSDF - VIE
3 stops17h 50mAir Canada
Tue 10/287:00 amVIE - SDF
3 stops20h 14mAir Canada
Deal found 4/29$761

Cheapflights Fare Finder

Customize your flight search to find flights from Louisville 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 April 30, 2025.
Use the filters below to find and compare flights from Louisville to Vienna that are best for you.

Fly from

Louisville

Fly to

Vienna

Route

Depart

Return

Price

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Tue 10/21

8:45 am-8:20 am

1 stop17h 35m

Vienna Intl

Tue 10/28

10:35 am-10:39 am

2 stops29h 04m

$720

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Tue 10/21

7:00 am-12:20 pm

2 stops23h 20m

Vienna Intl

Tue 10/28

10:35 am-6:49 pm

2 stops37h 14m

$723

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Tue 10/21

8:45 am-8:35 am

3 stops17h 50m

Vienna Intl

Tue 10/28

7:00 am-10:14 pm

3 stops20h 14m

$761

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Louisville 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 Louisville to Vienna in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice 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 Louisville-Vienna flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Louisville-Vienna flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Louisville-Vienna flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-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 Louisville-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 Louisville to Vienna

Have a flexible travel schedule? Discover the best time to fly to Vienna from Louisville 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 Louisville to Vienna

What is the cheapest month to book a flight from Louisville to Vienna?

Currently, October is the cheapest month in which you can book a flight from Louisville to Vienna (average of $737). Flying from Louisville to Vienna in June is currently the most expensive (average of $1,312). 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 SDF to VIE?

Find hourly flight availability from Louisville 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 April 30, 2025.

One of the essential ways to save on airfare from Louisville to Vienna is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 11% on airfare.

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 April 30, 2025.
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,696 reviews
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
9,242 reviews
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Louisville 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 Louisville to Vienna round-trip?

    According to our current data, United Airlines ($720), and Air Canada ($761) offers the cheapest pricing from Louisville to Vienna. United Airlines is currently priced 39% below the average price you’ll pay for this route.

  • Can I find deals for flights from Louisville to Vienna that include hotel bookings?

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

  • How can I find direct flights from Louisville to Vienna?

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

  • Can I find deals for business class flights from Louisville to Vienna?

    Yes. Cheapflights offers flight deals from Louisville 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 Louisville to Vienna?

    Currently, October is the cheapest month in which you can book a flight from Louisville to Vienna (average of $737). Flying from Louisville to Vienna in June is currently the most expensive (average of $1,312). 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

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Alternative routes for Louisville to Vienna

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Louisville to Vienna

Discover the top airline that operate flights from Louisville 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$712Average$1,073FlexibilityNo cancel feeOn-time69%

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