How long does it take to fly to Buenos Aires?

On average, it takes 13h 11m to fly from Kentucky to Buenos Aires if you fly out of Louisville (the most popular airport in Kentucky) and into Buenos Aires Ministro Pistarini Airport (the most popular airport in Buenos Aires). If you’re flying out of Lexington and into Buenos Aires Ministro Pistarini Airport, then the flight time is around 20h 50m.

When did momondo last update prices for flights from Kentucky to Buenos Aires?

Prices for flights from Kentucky to Buenos Aires are refreshed on a daily basis.

How many operators does momondo search for flights from Kentucky to Buenos Aires?

As of December 2025, there are 4 operators available to choose from for flights from Kentucky to Buenos Aires.

How old do you have to be to fly from Kentucky to Buenos Aires?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Buenos Aires.

What documentation or ID do you need to fly to Buenos Aires?

The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$368 Cheap Flights from Kentucky to Buenos Aires in 2025/26

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Find the cheapest flights from Kentucky to Buenos Aires

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:47 pm - 9:35 am

CVG

EZE

13h 48m1 stop

4:55 pm - 12:06 pm

EZE

CVG

20h 11m2 stops

$883Multiple Airlines

Thu, Mar 5 - Sun, Mar 15

1:10 pm - 9:40 am

CVG

AEP

19h 30m2 stops

3:40 pm - 10:37 am

AEP

CVG

19h 57m2 stops

$936LATAM Airlines

Thu, Mar 12 - Thu, Mar 26

6:15 pm - 7:20 am

BNA

EZE

34h 05m1 stop

10:55 pm - 3:31 pm

EZE

BNA

18h 36m1 stop

$967United Airlines

Sun, Mar 1 - Thu, Mar 12

2:25 pm - 3:00 pm

BNA

EZE

45h 35m3 stops

4:45 pm - 3:05 pm

EZE

BNA

24h 20m2 stops

$989Air Canada

Tue, Mar 3 - Wed, Mar 18

2:58 pm - 7:20 am

BNA

EZE

13h 22m1 stop

11:55 pm - 6:21 pm

EZE

BNA

21h 26m1 stop

$1,016United Airlines

Mon, Feb 16 - Sat, Feb 28

8:55 am - 10:15 am

SDF

EZE

23h 20m2 stops

10:25 pm - 11:58 pm

EZE

SDF

27h 33m2 stops

$1,030Delta

Mon, Feb 23 - Tue, Mar 3

7:41 am - 8:25 am

LEX

EZE

22h 44m1 stop

10:25 pm - 6:38 pm

EZE

LEX

22h 13m1 stop

$1,101American Airlines

Mon, Feb 9 - Wed, Mar 4

11:39 am - 10:40 am

LEX

EZE

21h 01m2 stops

8:45 pm - 12:41 pm

EZE

LEX

17h 56m2 stops

$1,105American Airlines

Mon, Feb 9 - Wed, Mar 4

1:45 pm - 9:00 am

TRI

EZE

18h 15m1 stop

2:25 am - 10:28 pm

EZE

TRI

21h 03m2 stops

$1,401Delta

Sat, Mar 14 - Fri, Mar 20

9:40 am - 3:10 pm

TYS

EZE

27h 30m3 stops

4:45 pm - 10:49 am

EZE

TYS

43h 04m3 stops

$1,894Air Canada

Thu, Mar 5 - Mon, Mar 9

LATAM Airlines flights from Kentucky to Buenos Aires

Our best LATAM Airlines deals on Kentucky to Buenos Aires flight tickets

LATAM Airlines

Mar 12

CVG4:15 pmCincinnati Cinci./N. Kentucky

20h 30m

2 stops

EZE1:45 pmBuenos Aires Ministro Pistarini

Mar 26

EZE12:00 pmBuenos Aires Ministro Pistarini

23h 37m

2 stops

CVG10:37 amCincinnati Cinci./N. Kentucky

$936

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LATAM Airlines

Mar 12

CVG4:15 pmCincinnati Cinci./N. Kentucky

16h 20m

2 stops

EZE9:35 amBuenos Aires Ministro Pistarini

Mar 26

EZE11:55 pmBuenos Aires Ministro Pistarini

21h 14m

1 stop

CVG8:09 pmCincinnati Cinci./N. Kentucky

$940

Find similar

LATAM Airlines

Mar 3

BNA10:59 amNashville Intl

19h 01m

1 stop

EZE9:00 amBuenos Aires Ministro Pistarini

Mar 18

EZE7:45 amBuenos Aires Ministro Pistarini

17h 11m

2 stops

BNA10:56 pmNashville Intl

$976

Find similar

Delta flights from Kentucky to Buenos Aires

Our best Delta deals on Kentucky to Buenos Aires flight tickets

Delta

Mar 5

CVG6:44 amCincinnati Cinci./N. Kentucky

25h 31m

1 stop

EZE10:15 amBuenos Aires Ministro Pistarini

Mar 15

EZE8:55 pmBuenos Aires Ministro Pistarini

20h 54m

1 stop

CVG4:49 pmCincinnati Cinci./N. Kentucky

$1,029

Find similar

Delta

Feb 23

SDF8:55 amLouisville Intl

23h 20m

2 stops

EZE10:15 amBuenos Aires Ministro Pistarini

Mar 3

EZE10:25 pmBuenos Aires Ministro Pistarini

27h 33m

2 stops

SDF11:58 pmLouisville Intl

$1,030

Find similar

Delta

Feb 22

CVG7:59 pmCincinnati Cinci./N. Kentucky

35h 01m

1 stop

EZE9:00 amBuenos Aires Ministro Pistarini

Mar 4

EZE10:25 pmBuenos Aires Ministro Pistarini

14h 51m

1 stop

CVG11:16 amCincinnati Cinci./N. Kentucky

$1,033

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CincinnatiBuenos Aires

CVG - EZE

CVGEZE

Cincinnati Cinci./N. Kentucky

Thu 3/5

5:47 pm-9:35 am

1 stop13h 48m

Buenos Aires Ministro Pistarini

Sun 3/15

4:55 pm-12:06 pm

2 stops20h 11m

$883

CincinnatiBuenos Aires

CVG - AEP

CVGAEP

Cincinnati Cinci./N. Kentucky

Thu 3/12

1:10 pm-9:40 am

2 stops19h 30m

Buenos Aires Jorge Newbery

Thu 3/26

3:40 pm-10:37 am

2 stops19h 57m

$936

NashvilleBuenos Aires

BNA - EZE

BNAEZE

Nashville Intl

Sun 3/1

6:15 pm-7:20 am

1 stop34h 05m

Buenos Aires Ministro Pistarini

Thu 3/12

10:55 pm-3:31 pm

1 stop18h 36m

$967

NashvilleBuenos Aires

BNA - EZE

BNAEZE

Nashville Intl

Tue 3/3

2:25 pm-3:00 pm

3 stops45h 35m

Buenos Aires Ministro Pistarini

Wed 3/18

4:45 pm-3:05 pm

2 stops24h 20m

$989

NashvilleBuenos Aires

BNA - EZE

BNAEZE

Nashville Intl

Mon 2/16

2:58 pm-7:20 am

1 stop13h 22m

Buenos Aires Ministro Pistarini

Sat 2/28

11:55 pm-6:21 pm

1 stop21h 26m

$1,016

LouisvilleBuenos Aires

SDF - EZE

SDFEZE

Louisville Intl

Mon 2/23

8:55 am-10:15 am

2 stops23h 20m

Buenos Aires Ministro Pistarini

Tue 3/3

10:25 pm-11:58 pm

2 stops27h 33m

$1,030

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

Mon 2/9

7:41 am-8:25 am

1 stop22h 44m

Buenos Aires Ministro Pistarini

Wed 3/4

10:25 pm-6:38 pm

1 stop22h 13m

$1,101

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

Mon 2/9

11:39 am-10:40 am

2 stops21h 01m

Buenos Aires Ministro Pistarini

Wed 3/4

8:45 pm-12:41 pm

2 stops17h 56m

$1,105

BlountvilleBuenos Aires

TRI - EZE

TRIEZE

Blountville Tri Cities TN/VA

Sat 3/14

1:45 pm-9:00 am

1 stop18h 15m

Buenos Aires Ministro Pistarini

Fri 3/20

2:25 am-10:28 pm

2 stops21h 03m

$1,401

KnoxvilleBuenos Aires

TYS - EZE

TYSEZE

Knoxville McGhee Tyson

Thu 3/5

9:40 am-3:10 pm

3 stops27h 30m

Buenos Aires Ministro Pistarini

Mon 3/9

4:45 pm-10:49 am

3 stops43h 04m

$1,894

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How to get the cheapest flight ticket from Kentucky to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Other information

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Kentucky is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,147. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Thursday is $1,874.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the evening. Flights from Kentucky to Buenos Aires during this time can be as low as $1,118. Try not to purchase tickets in the afternoon because they tend to be around $1,361. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Kentucky to Buenos Aires flights?

You could potentially save up to 42% on your flight if you consider stops on a Kentucky to Buenos Aires flight.

Cheap Kentucky to Buenos Aires flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Buenos Aires

Fastest flight time	12h 31m
Direct flights	None

The fastest flight from Kentucky to Buenos Aires takes 12h 31m

There are no direct flights from Kentucky to Buenos Aires. There are no popular flight routes from Kentucky to Buenos Aires.

Search flight deals

When did momondo last update prices for flights from Kentucky to Buenos Aires?
Prices for flights from Kentucky to Buenos Aires are refreshed on a daily basis.
How many operators does momondo search for flights from Kentucky to Buenos Aires?
As of December 2025, there are 4 operators available to choose from for flights from Kentucky to Buenos Aires.
How old do you have to be to fly from Kentucky to Buenos Aires?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Kentucky to Buenos Aires

Compare and see reviews for airlines that fly from Kentucky to Buenos Aires with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $1,065	Free Cancellation	Rating 7.9 8,018 reviews		Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Buenos Aires?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Buenos Aires from Kentucky.

Can I find flights from Kentucky to Buenos Aires with flexible booking policies on momondo?

momondo does allow users to show only those flights to Buenos Aires from Kentucky which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kentucky to Buenos Aires?

Once you have performed a search for Kentucky to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kentucky to Buenos Aires right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Kentucky to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Kentucky to Buenos Aires from $368

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Buenos Aires departing on 12/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Kentucky to Buenos Aires

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LATAM Airlines flights from Kentucky to Buenos Aires

Our best LATAM Airlines deals on Kentucky to Buenos Aires flight tickets

Delta flights from Kentucky to Buenos Aires

Our best Delta deals on Kentucky to Buenos Aires flight tickets

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Use the filters below to find and compare flights from Kentucky to Buenos Aires that are best for you.

See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Kentucky to Buenos Aires

What is the cheapest day to depart on your flight to Buenos Aires?

What is the cheapest time of day to depart on your flight to Buenos Aires?

Can stopping save me money on Kentucky to Buenos Aires flights?

You could potentially save up to 42% on your flight if you consider stops on a Kentucky to Buenos Aires flight.

How long does it take to fly to Buenos Aires?

Cheap Kentucky to Buenos Aires flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Buenos Aires

Fastest flight time

Direct flights

When did momondo last update prices for flights from Kentucky to Buenos Aires?

How many operators does momondo search for flights from Kentucky to Buenos Aires?

How old do you have to be to fly from Kentucky to Buenos Aires?

What documentation or ID do you need to fly to Buenos Aires?

Best airlines flying from Kentucky to Buenos Aires

Compare and see reviews for airlines that fly from Kentucky to Buenos Aires with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Buenos Aires?

Can I find flights from Kentucky to Buenos Aires with flexible booking policies on momondo?

How can momondo help me find flights from Kentucky to Buenos Aires?

I’m not ready to book a flight from Kentucky to Buenos Aires right now. Can momondo alert me if prices change?

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires