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Prague

$646+ Cheap flights from Louisville (SDF) to Prague (PRG)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PRG
Sep 1 — Sep 81
Mon 9/1
Mon 9/8
1 adult, Economy
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Cheap flight deals from Louisville to Prague

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Prague (PRG). 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 August 27, 2025.

Round-trip from

$646
(FlightHub)

Popular in

December

Cheapest in

February

Average price

$834
From Louisville Intl to Václav Havel Prague
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($245 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($79 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Louisville to Prague

Cheapest flights from Louisville to Prague
Explore the most affordable flight options available from Louisville to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2025.

This FlightHub deal was found by Cheapflights users on 8/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:54 pmSDF - PRG
2 stops25h 21mScandinavian Airlines
Fri 10/313:00 pmPRG - SDF
2 stops37h 59mScandinavian Airlines
Deal found 8/25$646
This United Airlines deal was found by Cheapflights users on 8/25. 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 10/98:45 amSDF - PRG
2 stops22h 10mUnited Airlines
Thu 10/166:00 amPRG - SDF
2 stops17h 13mUnited Airlines
Deal found 8/25$757
This Delta deal was found by Cheapflights users on 8/25. 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.
Mon 9/2912:48 pmSDF - PRG
2 stops14h 12mDelta
Mon 10/611:00 amPRG - SDF
1 stop15h 46mDelta
Deal found 8/25$770
This Gurufare deal was found by Cheapflights users on 8/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/117:20 pmSDF - PRG
2 stops31h 35mLufthansa
Sat 10/184:40 pmPRG - SDF
2 stops35h 50mLufthansa
Deal found 8/27$792
This American Airlines deal was found by Cheapflights users on 8/26. 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 9/191:09 pmSDF - PRG
2 stops16h 01mAmerican Airlines
Sat 10/47:20 amPRG - SDF
2 stops18h 43mAmerican Airlines
Deal found 8/26$923
This Mytrip deal was found by Cheapflights users on 8/25. 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.
Thu 10/97:49 amSDF - PRG
3 stops25h 51mMultiple Airlines
Thu 10/168:50 amPRG - SDF
3 stops31h 16mMultiple Airlines
Deal found 8/25$1,037
This Air Canada deal was found by Cheapflights users on 8/27. 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.
Sat 10/1110:55 amSDF - PRG
3 stops18h 00mAir Canada
Sat 10/186:00 amPRG - SDF
3 stops18h 33mAir Canada
Deal found 8/27$1,157
This Air Canada deal was found by Cheapflights users on 8/25. 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 10/201:58 pmSDF - PRG
3 stops17h 42mAir Canada
Fri 10/317:35 amPRG - SDF
3 stops18h 09mAir Canada
Deal found 8/25$1,259
This Mytrip deal was found by Cheapflights users on 8/27. 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.
Sat 10/117:49 amSDF - PRG
2 stops31h 21mMultiple Airlines
Sat 10/181:40 pmPRG - SDF
3 stops34h 23mMultiple Airlines
Deal found 8/27$1,374
This Mytrip deal was found by Cheapflights users on 8/25. 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.
Mon 9/2910:14 amSDF - PRG
3 stops27h 41mMultiple Airlines
Mon 10/62:00 pmPRG - SDF
3 stops30h 51mMultiple Airlines
Deal found 8/25$1,392

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Prague 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 August 27, 2025.
Use the filters below to find and compare flights from Louisville to Prague that are best for you.

Fly from

Louisville

Fly to

Prague

Route

Depart

Return

Price

LouisvillePrague

SDF - PRG

SDFPRG

Louisville Intl

Mon 10/20

12:54 pm-8:15 pm

2 stops25h 21m

Václav Havel Prague

Fri 10/31

3:00 pm-11:59 pm

2 stops37h 59m

$646

LouisvillePrague

SDF - PRG

SDFPRG

Louisville Intl

Thu 10/9

8:45 am-12:55 pm

2 stops22h 10m

Václav Havel Prague

Thu 10/16

6:00 am-5:13 pm

2 stops17h 13m

$757

LouisvillePrague

SDF - PRG

SDFPRG

Louisville Intl

Mon 9/29

8:10 am-9:00 am

2 stops18h 50m

Václav Havel Prague

Mon 10/6

11:00 am-9:50 am

2 stops28h 50m

$770

LouisvillePrague

SDF - PRG

SDFPRG

Louisville Intl

Sat 10/11

7:20 pm-8:55 am

2 stops31h 35m

Václav Havel Prague

Sat 10/18

4:40 pm-10:30 pm

2 stops35h 50m

$792

LouisvillePrague

SDF - PRG

SDFPRG

Louisville Intl

Fri 9/19

1:09 pm-11:10 am

2 stops16h 01m

Václav Havel Prague

Sat 10/4

7:20 am-8:03 pm

2 stops18h 43m

$923

LouisvillePrague

SDF - PRG

SDFPRG

Louisville Intl

Thu 10/9

7:49 am-3:40 pm

3 stops25h 51m

Václav Havel Prague

Thu 10/16

8:50 am-10:06 am

3 stops31h 16m

$1,037

LouisvillePrague

SDF - PRG

SDFPRG

Louisville Intl

Sat 10/11

10:55 am-10:55 am

3 stops18h 00m

Václav Havel Prague

Sat 10/18

6:00 am-6:33 pm

3 stops18h 33m

$1,157

LouisvillePrague

SDF - PRG

SDFPRG

Louisville Intl

Mon 10/20

1:58 pm-1:40 pm

3 stops17h 42m

Václav Havel Prague

Fri 10/31

7:35 am-8:44 pm

3 stops18h 09m

$1,259

LouisvillePrague

SDF - PRG

SDFPRG

Louisville Intl

Sat 10/11

7:49 am-9:10 pm

2 stops31h 21m

Václav Havel Prague

Sat 10/18

1:40 pm-6:03 pm

3 stops34h 23m

$1,374

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/25

Best time to book a flight from Louisville to Prague

Have a flexible travel schedule? Discover the best time to fly to Prague 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 Prague

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

Currently, November is the cheapest month in which you can book a flight from Louisville to Prague (average of $651). Flying from Louisville to Prague in June is currently the most expensive (average of $1,117). 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 PRG?

Find hourly flight availability from Louisville to Prague. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 27, 2025.

It’s typically best to fly out from Louisville to Prague in the afternoon. Doing so could potentially save you 19% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost to fly round-trip from Louisville to Prague?

Reviews of airlines servicing Prague

Get insights into the airlines that provide service to Prague. 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 Prague. Reviews last updated August 27, 2025.
Read through reviews of airlines operating flights from Louisville to Prague, 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
8,945 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

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
8,945 reviews
United Airlines
7.4
Good
8,945 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

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 Prague. 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 Prague?

    For as low as $770, Scandinavian Airlines can have you in Prague from Louisville in 18h 50m. Louisville and Prague are separated by a distance of 4644 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from Louisville to Prague is United Airlines. Our recent data shows that you can find tickets from as low as $680 on this airline. You may be able to fly from Louisville to Prague for 34% less than the average price by searching for this airline.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Louisville to Prague (average of $651). Flying from Louisville to Prague in June is currently the most expensive (average of $1,117). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Louisville to Prague

See prices for flight routes from nearby airports that may be better suited for you.
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Lexington to Prague flights

Top airline flying from Louisville to Prague

Discover the top airline that operate flights from Louisville to Prague. 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 August 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$680Average$1,219FlexibilityNo cancel feeOn-time69%

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