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$331+ Cheap flights from Kentucky 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BUE
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Kentucky to Buenos Aires

Keep the following information in mind while searching for Kentucky to Buenos Aires flight deals. Data was last updated September 15, 2025.

Round-trip from

$751
(Mytrip)

One-way from

$331
(Kiwi.com)

Popular in

October

Cheapest in

August
From Kentucky to Buenos Aires (BUE)
Search Deals
One-way flight from Kentucky to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($112 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Find flight deals from Kentucky to Buenos Aires

Cheapest flights from Kentucky to Buenos Aires
Explore the most affordable flight options available from Kentucky to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/13. 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 10/258:59 amBNA - AEP
3 stops23h 01mMultiple Airlines
Thu 10/301:45 pmAEP - BNA
3 stops32h 16mMultiple Airlines
Deal found 9/13$751
This Avianca Connect deal was found by Cheapflights users on 9/15. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:45 amBNA - EZE
2 stops22h 05mMultiple Airlines
Wed 11/52:40 amEZE - BNA
2 stops23h 14mMultiple Airlines
Deal found 9/15$793
This Mytrip deal was found by Cheapflights users on 9/14. 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 10/295:05 amBNA - AEP
3 stops34h 25mMultiple Airlines
Tue 11/44:50 amAEP - BNA
2 stops35h 11mMultiple Airlines
Deal found 9/14$796
This Avianca Connect deal was found by Cheapflights users on 9/14. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/295:05 amBNA - EZE
2 stops22h 45mMultiple Airlines
Tue 11/42:40 amEZE - BNA
2 stops23h 14mMultiple Airlines
Deal found 9/14$796
This Mytrip deal was found by Cheapflights users on 9/15. 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 11/55:05 amBNA - AEP
3 stops31h 55mMultiple Airlines
Mon 11/1012:05 amAEP - BNA
3 stops24h 07mMultiple Airlines
Deal found 9/15$798
This Mytrip deal was found by Cheapflights users on 9/15. 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 10/305:05 amBNA - AEP
3 stops32h 55mMultiple Airlines
Thu 11/69:50 amAEP - BNA
3 stops30h 11mMultiple Airlines
Deal found 9/15$833
This Avianca deal was found by Cheapflights users on 9/15. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:30 amBNA - EZE
2 stops18h 20mMultiple Airlines
Tue 11/114:55 pmEZE - BNA
2 stops19h 32mMultiple Airlines
Deal found 9/15$839
This Mytrip deal was found by Cheapflights users on 9/13. 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 10/258:59 amBNA - EZE
3 stops28h 11mMultiple Airlines
Wed 10/292:40 amEZE - BNA
2 stops18h 59mMultiple Airlines
Deal found 9/13$848
This Mytrip deal was found by Cheapflights users on 9/15. 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 11/269:47 pmBNA - AEP
3 stops31h 08mMultiple Airlines
Sun 11/304:50 amAEP - BNA
2 stops35h 11mMultiple Airlines
Deal found 9/15$872
This Mytrip deal was found by Cheapflights users on 9/14. 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.
Fri 11/78:30 amCVG - EZE
2 stops22h 31mMultiple Airlines
Wed 11/192:40 amEZE - CVG
2 stops22h 04mMultiple Airlines
Deal found 9/14$880
This Mytrip deal was found by Cheapflights users on 9/14. 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 11/36:58 pmCVG - EZE
3 stops30h 47mMultiple Airlines
Sun 11/167:00 pmEZE - CVG
3 stops26h 49mMultiple Airlines
Deal found 9/14$934
This Avianca deal was found by Cheapflights users on 9/15. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2211:20 amCVG - EZE
2 stops17h 25mMultiple Airlines
Sun 11/24:55 pmEZE - CVG
2 stops19h 27mMultiple Airlines
Deal found 9/15$935

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky 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 September 15, 2025.
Use the filters below to find and compare flights from Kentucky to Buenos Aires that are best for you.

Fly from

Kentucky

Fly to

Buenos Aires

Route

Depart

Return

Price

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Sat 10/25

8:59 am-10:00 am

3 stops23h 01m

Buenos Aires Jorge Newbery

Thu 10/30

1:45 pm-8:01 pm

3 stops32h 16m

$751

NashvilleBuenos Aires

BNA - EZE

BNAEZE

Nashville Intl

Thu 10/30

5:45 am-5:50 am

2 stops22h 05m

Buenos Aires Ministro Pistarini

Wed 11/5

2:40 am-10:54 pm

2 stops23h 14m

$793

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Wed 10/29

5:05 am-5:30 pm

3 stops34h 25m

Buenos Aires Jorge Newbery

Tue 11/4

4:50 am-1:01 pm

2 stops35h 11m

$796

NashvilleBuenos Aires

BNA - EZE

BNAEZE

Nashville Intl

Wed 10/29

5:05 am-5:50 am

2 stops22h 45m

Buenos Aires Ministro Pistarini

Tue 11/4

2:40 am-10:54 pm

2 stops23h 14m

$796

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Wed 11/5

5:05 am-4:00 pm

3 stops31h 55m

Buenos Aires Jorge Newbery

Tue 11/11

9:00 am-9:12 pm

3 stops39h 12m

$814

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Thu 10/30

5:05 am-4:00 pm

3 stops32h 55m

Buenos Aires Jorge Newbery

Thu 11/6

9:50 am-1:01 pm

3 stops30h 11m

$833

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Wed 11/26

6:10 am-7:30 am

2 stops22h 20m

Buenos Aires Jorge Newbery

Sun 11/30

4:50 am-1:01 pm

2 stops35h 11m

$950

CincinnatiBuenos Aires

CVG - EZE

CVGEZE

Cincinnati Cinci./N. Kentucky

Sat 12/6

4:43 pm-9:35 am

2 stops14h 52m

Buenos Aires Ministro Pistarini

Wed 12/10

7:43 pm-5:09 pm

2 stops23h 26m

$965

NashvilleBuenos Aires

BNA - EZE

BNAEZE

Nashville Intl

Sat 11/22

6:35 pm-1:00 am

2 stops27h 25m

Buenos Aires Ministro Pistarini

Tue 11/25

3:57 am-9:27 am

2 stops32h 30m

$972

CincinnatiBuenos Aires

CVG - EZE

CVGEZE

Cincinnati Cinci./N. Kentucky

Mon 11/3

7:40 pm-7:59 am

2 stops34h 19m

Buenos Aires Ministro Pistarini

Sun 11/16

2:32 pm-8:30 pm

2 stops31h 58m

$972

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 52 results
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Best time to book a flight from Kentucky to Buenos Aires

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

What is the cheapest time of day to fly from KY to BUE?

Find hourly flight availability from Kentucky 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 September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kentucky to Buenos Aires as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Buenos Aires. 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 Kentucky to Buenos Aires?

    There are many flights that can get you from Kentucky to Buenos Aires in 14h 52m. Fly via LATAM Airlines, Copa Airlines, or Delta to get the fastest option. The distance from Kentucky to Buenos Aires is about 5366 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Kentucky to Buenos Aires one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $663. Users have also found prices from $765 and $768 on Copa Airlines and Delta, respectively.

  • What are the most popular routes from Kentucky to Buenos Aires?

    When deciding which route to take from Kentucky to Buenos Aires consider Cincinnati Cinci./N. Kentucky - Buenos Aires Ministro Pistarini, Cincinnati Cinci./N. Kentucky - Buenos Aires Jorge Newbery or Nashville Intl - Buenos Aires Ministro Pistarini as they are the most popular.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Kentucky to Buenos Aires (average of $795). Flying from Kentucky 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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Alternative routes for Kentucky to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Kentucky to Buenos Aires

Discover the top airline that operate flights from Kentucky 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,033Average$1,215FlexibilityNo cancel feeOn-timeN/A

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