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$638+ Cheap flights from Louisville (SDF) to Budapest (BUD)

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BUD
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from Louisville to Budapest

Cheapest flights from Louisville to Budapest
Explore the most affordable flight options available from Louisville to Budapest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This Priceline deal was found by Cheapflights users on 2/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:11 pm
SDF
-
BUD
2 stops17h 29m
Finnair
Fri 9/1812:05 pm
BUD
-
SDF
2 stops16h 53m
Finnair
Deal found 2/8$638
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Thu 9/312:17 pm
SDF
-
BUD
1 stop13h 53m
American Airlines
Fri 9/1812:05 pm
BUD
-
SDF
2 stops16h 53m
American Airlines
Deal found 2/8$760
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Fri 3/277:05 am
SDF
-
BUD
2 stops30h 00m
United Airlines
Fri 4/35:55 am
BUD
-
SDF
2 stops20h 21m
United Airlines
Deal found 2/10$933
This British Airways deal was found by Cheapflights users on 2/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/107:13 pm
SDF
-
BUD
2 stops21h 47m
British Airways
Sat 2/1412:00 pm
BUD
-
SDF
2 stops17h 16m
British Airways
Deal found 2/7$1,310
This British Airways deal was found by Cheapflights users on 2/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/172:11 pm
SDF
-
BUD
2 stops20h 44m
British Airways
Sat 2/215:10 pm
BUD
-
SDF
2 stops34h 16m
British Airways
Deal found 2/9$1,627
This United Airlines deal was found by Cheapflights users on 2/8. 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 2/172:35 pm
SDF
-
BUD
2 stops17h 00m
United Airlines
Sat 2/216:20 am
BUD
-
SDF
2 stops19h 22m
United Airlines
Deal found 2/8$1,791
This Air Canada deal was found by Cheapflights users on 2/8. 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 9/37:32 pm
SDF
-
BUD
2 stops32h 08m
Multiple Airlines
Fri 9/185:55 am
BUD
-
SDF
3 stops20h 19m
Multiple Airlines
Deal found 2/8$1,941
This Air Canada deal was found by Cheapflights users on 2/8. 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 9/39:00 am
SDF
-
BUD
3 stops17h 55m
Air Canada
Fri 9/185:55 am
BUD
-
SDF
3 stops20h 19m
Air Canada
Deal found 2/8$2,046
This Air Canada deal was found by Cheapflights users on 2/10. 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.
Fri 3/271:58 pm
SDF
-
BUD
3 stops18h 52m
Air Canada
Fri 4/35:55 am
BUD
-
SDF
3 stops20h 21m
Air Canada
Deal found 2/10$2,193

Find flight deals from Louisville to Budapest

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Budapest (BUD). 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 February 11, 2026.

Round-trip from

$933
(United Airlines)

Popular in

May

Cheapest in

February

Average price

$570
From Louisville Intl to Budapest Ferenc Liszt Intl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($199 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Budapest 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 February 11, 2026.
Use the filters below to find and compare flights from Louisville to Budapest that are best for you.

Fly from

Louisville

Fly to

Budapest

Route

Depart

Return

Price

LouisvilleBudapest

SDF - BUD

SDFBUD

Louisville Intl

Fri 3/27

7:05 am-6:05 pm

2 stops30h 00m

Budapest Ferenc Liszt Intl

Fri 4/3

5:55 am-8:16 pm

2 stops20h 21m

$933

LouisvilleBudapest

SDF - BUD

SDFBUD

Louisville Intl

Fri 3/27

1:58 pm-1:50 pm

3 stops18h 52m

Budapest Ferenc Liszt Intl

Fri 4/3

5:55 am-8:16 pm

3 stops20h 21m

$2,193

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Best time to book a flight from Louisville to Budapest

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

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

Currently, April is the cheapest month in which you can book a flight from Louisville to Budapest (average of $511). Flying from Louisville to Budapest in March is currently the most expensive (average of $1,204). 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.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Budapest. 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 Budapest?

    For as low as $2,193, United Airlines can have you in Budapest from Louisville in 18h 52m. The distance between Louisville and Budapest is about 4935 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Louisville to Budapest (average of $511). Flying from Louisville to Budapest in March is currently the most expensive (average of $1,204). 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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