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$431+ Cheap flights from Louisville (SDF) to Buenos Aires (BUE)

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BUE
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Louisville to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Buenos Aires (BUE). 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 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,210
(Mytrip)

One-way from

$431
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,118
Provider with most accurate pricing for Louisville Intl-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Buenos Aires (BUE) flights.
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From Louisville Intl to Buenos Aires (BUE)
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One-way flight from Louisville Intl to Buenos Aires (BUE)
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Highest demand for flights based on searches. 14% potential increase in price ($218 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Louisville to Buenos Aires

Cheapest flights from Louisville to Buenos Aires
Explore the most affordable flight options available from Louisville to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This Mytrip deal was found by Cheapflights users on 4/1. 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.
Wed 5/143:51 pmSDF - EZE
3 stops31h 19mMultiple Airlines
Sat 6/147:30 amEZE - SDF
3 stops41h 07mMultiple Airlines
Deal found 4/1$1,210
This LATAM Airlines deal was found by Cheapflights users on 4/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:55 pmSDF - EZE
1 stop14h 50mDelta
Sat 6/148:10 pmEZE - SDF
1 stop13h 30mDelta
Deal found 4/1$1,585
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Wed 5/147:00 amSDF - EZE
2 stops24h 00mUnited Airlines
Sat 6/149:00 pmEZE - SDF
2 stops48h 26mUnited Airlines
Deal found 4/1$1,750
This LATAM Airlines deal was found by Cheapflights users on 4/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/143:31 pmSDF - EZE
2 stops19h 16mLATAM Airlines
Fri 6/133:55 amEZE - SDF
2 stops20h 07mLATAM Airlines
Deal found 4/1$3,488
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Mon 12/84:02 pmSDF - EZE
2 stops16h 13mAmerican Airlines
Wed 12/2411:35 pmEZE - SDF
2 stops18h 31mAmerican Airlines
Deal found 4/1$4,410
This KAYAK deal was found by Cheapflights users on 4/1. 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 12/89:35 amSDF - EZE
2 stops19h 18mCopa Airlines
Tue 12/2312:49 amEZE - SDF
2 stops21h 25mCopa Airlines
Deal found 4/1$5,430

Cheapflights Fare Finder

Customize your flight search to find flights from Louisville to Buenos Aires 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 2, 2025.
Use the filters below to find and compare flights from Louisville to Buenos Aires that are best for you.

Fly from

Louisville

Fly to

Buenos Aires

Route

Depart

Return

Price

LouisvilleBuenos Aires

SDF - EZE

SDFEZE

Louisville Intl

Wed 5/14

3:51 pm-12:10 am

3 stops31h 19m

Buenos Aires Ministro Pistarini

Sat 6/14

7:30 am-11:37 pm

3 stops41h 07m

$1,210

LouisvilleBuenos Aires

SDF - EZE

SDFEZE

Louisville Intl

Wed 5/14

5:55 pm-9:45 am

1 stop14h 50m

Buenos Aires Ministro Pistarini

Sat 6/14

8:10 pm-8:40 am

1 stop13h 30m

$1,585

LouisvilleBuenos Aires

SDF - EZE

SDFEZE

Louisville Intl

Wed 5/14

7:00 am-8:00 am

2 stops24h 00m

Buenos Aires Ministro Pistarini

Sat 6/14

9:00 pm-8:26 pm

2 stops48h 26m

$1,750

LouisvilleBuenos Aires

SDF - EZE

SDFEZE

Louisville Intl

Wed 5/14

3:31 pm-11:47 am

2 stops19h 16m

Buenos Aires Ministro Pistarini

Fri 6/13

3:55 am-11:02 pm

2 stops20h 07m

$3,488

LouisvilleBuenos Aires

SDF - EZE

SDFEZE

Louisville Intl

Wed 5/21

4:02 pm-8:25 pm

3 stops51h 23m

$431

LouisvilleBuenos Aires

SDF - EZE

SDFEZE

Louisville Intl

Wed 5/21

6:00 am-8:19 am

2 stops25h 19m

$491

LouisvilleBuenos Aires

SDF - EZE

SDFEZE

Louisville Intl

Wed 5/21

12:40 pm-9:45 am

1 stop20h 05m

$718

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Compare providers for flights from Louisville to Buenos Aires

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 Buenos Aires in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
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 Louisville-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Buenos Aires 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-Buenos Aires 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 Buenos Aires

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

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

Currently, April is the cheapest month in which you can book a flight from Louisville to Buenos Aires (average of $795). Flying from Louisville to Buenos Aires in December is currently the most expensive (average of $1,260). 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 BUE?

Find hourly flight availability from Louisville to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

It’s optimal to fly from Louisville to Buenos Aires in the afternoon. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight at noon.

Rainfall in Buenos Aires by month

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

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

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

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated April 2, 2025.
Delta
8.0
Very good
7,898 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,898 reviews
Delta
8.0
Very good
7,898 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.6
Good
1,400 reviews
Delta
8.0
Very good
7,898 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,754 reviews
Delta
8.0
Very good
7,898 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,615 reviews
Delta
8.0
Very good
7,898 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 Louisville to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Louisville to Buenos Aires?

    Louisville Intl (SDF) is the airport you will fly out of if you book a flight from Louisville to Buenos Aires. You should not have trouble finding flights to Buenos Aires from Louisville Intl; the airport handles an average of 0 outbound flights to Buenos Aires per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Louisville airport to Buenos Aires. It is only a 5.3 mi journey to Louisville Intl (SDF) from Louisville’s city center.

  • What are the cheapest airlines flying from Louisville to Buenos Aires round-trip?

    Currently priced at $1,585, Delta will fly you from Louisville to Buenos Aires and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and LATAM Airlines - these airlines can fly you to your destination from $1,750 and $3,488, respectively.

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

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

  • How can I find direct flights from Louisville to Buenos Aires?

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

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

    Yes. Cheapflights offers flight deals from Louisville to Buenos Aires 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 Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Louisville to Buenos Aires (average of $795). Flying from Louisville to Buenos Aires in December is currently the most expensive (average of $1,260). 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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Top airline flying from Louisville to Buenos Aires

Discover the top airline that operate flights from Louisville to Buenos Aires. 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 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$953Average$1,218FlexibilityNo cancel feeOn-timeN/A

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