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$418+ Cheap flights from Louisville (SDF) 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — VIE
May 11 — May 181
Mon 5/11
Mon 5/18
1 adult, Economy
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Cheap 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 11, 2026.

This United Airlines deal was found by Cheapflights users on 4/9. 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.
Thu 5/77:56 pm
SDF
-
VIE
2 stops34h 24m
United Airlines
Thu 5/1410:30 am
VIE
-
SDF
1 stop15h 47m
United Airlines
Deal found 4/9$879
This oojo deal was found by Cheapflights users on 4/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:07 pm
SDF
-
VIE
2 stops21h 23m
British Airways
Mon 9/289:15 pm
VIE
-
SDF
2 stops31h 43m
British Airways
Deal found 4/6$898
This United Airlines deal was found by Cheapflights users on 4/9. 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 9/136:00 am
SDF
-
VIE
1 stop20h 10m
United Airlines
Mon 9/2810:30 am
VIE
-
SDF
2 stops36h 19m
United Airlines
Deal found 4/9$911
This KAYAK deal was found by Cheapflights users on 4/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:30 pm
SDF
-
VIE
2 stops26h 15m
Lufthansa
Tue 5/1910:30 am
VIE
-
SDF
2 stops19h 26m
Lufthansa
Deal found 4/7$914
This KAYAK deal was found by Cheapflights users on 4/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:30 pm
SDF
-
VIE
2 stops20h 05m
Lufthansa
Mon 5/187:55 pm
VIE
-
SDF
2 stops34h 04m
Lufthansa
Deal found 4/7$925
This KAYAK deal was found by Cheapflights users on 4/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:56 pm
SDF
-
VIE
2 stops15h 19m
Lufthansa
Thu 5/216:00 am
VIE
-
SDF
2 stops19h 18m
Lufthansa
Deal found 4/7$926
This United Airlines deal was found by Cheapflights users on 4/7. 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.
Mon 5/117:15 am
SDF
-
VIE
1 stop19h 00m
United Airlines
Thu 5/2110:30 am
VIE
-
SDF
1 stop18h 00m
United Airlines
Deal found 4/7$929
This United Airlines deal was found by Cheapflights users on 4/7. 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.
Tue 5/126:17 am
SDF
-
VIE
2 stops18h 53m
United Airlines
Wed 5/2010:50 am
VIE
-
SDF
1 stop19h 09m
United Airlines
Deal found 4/7$934

Find 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 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$879
(United Airlines)

One-way from

$418
(Booking.com)
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
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One-way flight from Louisville Intl to Vienna Intl
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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 11, 2026.
Use the filters below to find and compare flights from Louisville to Vienna that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Thu 5/7

7:56 pm-12:20 pm

2 stops34h 24m

Vienna Intl

Thu 5/14

10:30 am-8:17 pm

1 stop15h 47m

$879

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Sun 9/13

6:00 am-8:20 am

2 stops20h 20m

Vienna Intl

Mon 9/28

10:30 am-4:49 pm

2 stops36h 19m

$920

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Mon 5/11

9:10 am-8:15 am

1 stop17h 05m

Vienna Intl

Mon 5/18

10:30 am-6:55 pm

1 stop14h 25m

$989

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Thu 5/14

7:15 am-8:15 am

1 stop19h 00m

Vienna Intl

Wed 5/20

10:50 am-11:59 pm

1 stop19h 09m

$1,036
Quickest round-trip

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Tue 5/12

9:55 am-8:10 am

1 stop16h 15m

Vienna Intl

Tue 5/19

10:30 am-6:35 pm

1 stop14h 05m

$1,075

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Tue 5/26

6:00 am-7:50 am

2 stops19h 50m

Vienna Intl

Tue 6/2

10:30 am-7:02 pm

1 stop14h 32m

$1,255

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Mon 5/25

9:00 am-8:15 am

1 stop17h 15m

Vienna Intl

Mon 6/1

10:30 am-4:49 pm

2 stops36h 19m

$1,256
Cheapest one-way

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Sat 9/12

7:29 pm-10:25 am

2 stops56h 56m

$418
Quickest one-way

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Sat 9/12

7:43 pm-8:15 am

1 stop30h 32m

$432

LouisvilleVienna

SDF - VIE

SDFVIE

Louisville Intl

Sat 9/12

8:11 pm-3:45 pm

3 stops37h 34m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Sorted by cheapest first

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*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
ExpediaPrice Accuracy1 starTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Vienna flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 11, 2026.
Read through reviews of airlines operating flights from Louisville to Vienna, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,569 reviews

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,569 reviews
United Airlines
7.4
Good
9,569 reviews

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

  • How long is the flight from Louisville to Vienna?

    There are many flights that can get you from Louisville to Vienna in 34h 24m. Fly via United Airlines to get the fastest option. There are 4807 mi between Louisville and Vienna.

  • What is the cheapest airline to fly from Louisville to Vienna round-trip?

    According to our current data, United Airlines ($514), offers the cheapest pricing from Louisville to Vienna.

  • 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.

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.
Cincinnati to Vienna flights
Nashville to Vienna flights

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 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$514Average$831FlexibilityNo cancel feeOn-time69%

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