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$1,163+ Cheap flights from Lexington (LEX) to Buenos Aires (BUE)

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — BUE
nov. 22 — nov. 291
sáb. 11/22
sáb. 11/29
1 adult, Economy
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Cheap flight deals from Lexington to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Lexington (LEX) 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 octubre 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,163
(United Airlines)
Provider with most accurate pricing for Lexington Blue Grass-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Lexington Blue Grass-Buenos Aires (BUE) flights.
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From Lexington Blue Grass to Buenos Aires (BUE)
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Find flight deals from Lexington to Buenos Aires

Cheapest flights from Lexington to Buenos Aires
Explore the most affordable flight options available from Lexington to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 23, 2025.

This United Airlines deal was found by Cheapflights users on 10/23. 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.
dom. 12/75:47 pmLEX - EZE
2 stops37h 33mUnited Airlines
dom. 12/1410:05 pmEZE - LEX
2 stops17h 17mUnited Airlines
Deal found 10/23$1,163
This United Airlines deal was found by Cheapflights users on 10/22. 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.
lun. 12/82:10 pmLEX - EZE
2 stops17h 10mUnited Airlines
lun. 12/2911:55 pmEZE - LEX
2 stops39h 21mUnited Airlines
Deal found 10/22$1,173
This American Airlines deal was found by Cheapflights users on 10/23. 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.
dom. 12/77:00 amLEX - EZE
1 stop23h 05mAmerican Airlines
dom. 12/1410:30 pmEZE - LEX
1 stop21h 04mAmerican Airlines
Deal found 10/23$1,181
This United Airlines deal was found by Cheapflights users on 10/21. 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.
vie. 12/57:00 amLEX - EZE
2 stops24h 20mUnited Airlines
vie. 12/1211:55 pmEZE - LEX
2 stops24h 35mUnited Airlines
Deal found 10/21$1,185
This American Airlines deal was found by Cheapflights users on 10/21. 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.
vie. 12/57:00 amLEX - EZE
1 stop23h 05mAmerican Airlines
vie. 12/1210:30 pmEZE - LEX
1 stop16h 56mAmerican Airlines
Deal found 10/21$1,219
This United Airlines deal was found by Cheapflights users on 10/20. 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.
sáb. 12/62:10 pmLEX - EZE
2 stops17h 10mUnited Airlines
mar. 12/910:05 pmEZE - LEX
2 stops21h 05mUnited Airlines
Deal found 10/20$1,243
This Delta deal was found by Cheapflights users on 10/22. 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.
lun. 12/85:15 pmLEX - EZE
2 stops29h 45mDelta
lun. 12/298:55 pmEZE - LEX
1 stop15h 02mDelta
Deal found 10/22$1,246
This LATAM Airlines deal was found by Cheapflights users on 10/21. 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.
vie. 12/53:41 pmLEX - EZE
2 stops21h 14mLATAM Airlines
jue. 12/114:05 amEZE - LEX
2 stops22h 03mLATAM Airlines
Deal found 10/21$1,256
This Expedia deal was found by Cheapflights users on 10/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/75:15 pmLEX - EZE
2 stops38h 20mLATAM Airlines
sáb. 12/134:05 amEZE - LEX
2 stops22h 03mLATAM Airlines
Deal found 10/23$1,257
This United Airlines deal was found by Cheapflights users on 10/21. 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.
vie. 12/265:48 pmLEX - EZE
2 stops35h 32mUnited Airlines
mar. 12/3011:55 pmEZE - LEX
2 stops39h 21mUnited Airlines
Deal found 10/21$1,287
This American Airlines deal was found by Cheapflights users on 10/22. 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.
lun. 12/87:00 amLEX - EZE
1 stop23h 05mAmerican Airlines
lun. 12/2911:20 pmEZE - LEX
2 stops17h 07mAmerican Airlines
Deal found 10/22$1,300
This Delta deal was found by Cheapflights users on 10/22. 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.
sáb. 12/63:41 pmLEX - EZE
1 stop15h 19mDelta
mar. 12/98:55 pmEZE - LEX
1 stop21h 33mDelta
Deal found 10/22$1,351

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lexington 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 octubre 23, 2025.
Use the filters below to find and compare flights from Lexington to Buenos Aires that are best for you.

Fly from

Lexington

Fly to

Buenos Aires

Route

Depart

Return

Price

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

dom. 12/7

5:47 pm-9:20 am

2 stops37h 33m

Buenos Aires Ministro Pistarini

dom. 12/14

10:05 pm-1:22 pm

2 stops17h 17m

$1,163

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

dom. 12/7

7:00 am-8:05 am

1 stop23h 05m

Buenos Aires Ministro Pistarini

dom. 12/14

10:30 pm-5:34 pm

1 stop21h 04m

$1,181

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

vie. 12/5

2:11 pm-8:05 am

1 stop15h 54m

Buenos Aires Ministro Pistarini

vie. 12/12

11:59 pm-5:40 pm

2 stops19h 41m

$1,185

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

vie. 12/5

7:00 am-9:20 am

2 stops24h 20m

Buenos Aires Ministro Pistarini

vie. 12/12

11:55 pm-10:30 pm

2 stops24h 35m

$1,185

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

sáb. 12/6

2:10 pm-9:20 am

2 stops17h 10m

Buenos Aires Ministro Pistarini

sáb. 12/13

10:05 pm-1:22 pm

2 stops17h 17m

$1,185

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

jue. 1/1

3:36 pm-2:55 pm

2 stops21h 19m

Buenos Aires Ministro Pistarini

sáb. 1/17

8:00 am-11:55 pm

2 stops17h 55m

$1,193

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

sáb. 12/6

2:10 pm-9:20 am

2 stops17h 10m

Buenos Aires Ministro Pistarini

mar. 12/9

10:05 pm-5:10 pm

2 stops21h 05m

$1,243

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

lun. 12/8

5:15 pm-1:00 am

2 stops29h 45m

Buenos Aires Ministro Pistarini

lun. 12/29

8:55 pm-9:57 am

1 stop15h 02m

$1,246

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

vie. 12/5

3:41 pm-2:55 pm

2 stops21h 14m

Buenos Aires Ministro Pistarini

jue. 12/11

4:05 am-12:08 am

2 stops22h 03m

$1,256

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Compare providers for flights from Lexington 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 Lexington to Buenos Aires in October.
ProviderPrice AccuracyTrust Score*
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 Lexington-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lexington-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lexington-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lexington-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 Lexington-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 Lexington to Buenos Aires

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

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

Find hourly flight availability from Lexington 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 octubre 23, 2025.

It’s optimal to fly from Lexington to Buenos Aires in the evening. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

Related info for your journey

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

    Most people fly from Lexington Blue Grass (LEX) if they book a flight from Lexington to Buenos Aires. On average, Blue Grass has 0 outbound flights to Buenos Aires per day from 0 airlines. Lexington Blue Grass is conveniently located just 5.6 mi from Lexington’s city center.

  • How long is the flight from Lexington to Buenos Aires?

    Airlines like United Airlines and American Airlines fly from Lexington to Buenos Aires in about 23h 05m. The time it takes to get you to your destination can typically vary by up to 14h 28m. Airlines will cover a distance of 5300 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lexington 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.

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