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$443+ Cheap flights from Lexington (LEX) 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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — BUE
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
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Cheap 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 December 9, 2025.

This United Airlines deal was found by Cheapflights users on 12/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amLEX - EZE
2 stops49h 20mUnited Airlines
Sun 1/411:55 pmEZE - LEX
2 stops48h 45mUnited Airlines
Deal found 12/7$2,275
This SmartFares deal was found by Cheapflights users on 12/7. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:52 pmLEX - EZE
1 stop35h 28mLATAM Airlines
Sun 1/411:55 pmEZE - LEX
1 stop25h 56mLATAM Airlines
Deal found 12/7$2,297
This LATAM Airlines deal was found by Cheapflights users on 12/7. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:52 pmLEX - EZE
2 stops17h 53mMultiple Airlines
Sun 1/411:55 pmEZE - LEX
1 stop15h 35mMultiple Airlines
Deal found 12/7$2,301
This Gotogate deal was found by Cheapflights users on 12/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/211:57 pmLEX - EZE
3 stops23h 13mAir Canada
Sun 1/44:45 pmEZE - LEX
3 stops26h 20mAir Canada
Deal found 12/7$7,920

Find 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 December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,026
(American Airlines)

One-way from

$443
(Kiwi.com)
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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One-way flight from Lexington Blue Grass to Buenos Aires (BUE)
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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 December 9, 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

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

$1,026

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

Mon 2/9

5:32 pm-9:20 am

2 stops37h 48m

Buenos Aires Ministro Pistarini

Wed 3/4

10:05 pm-11:44 pm

2 stops27h 39m

$1,030

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

Thu 4/30

1:30 pm-9:45 am

1 stop19h 15m

Buenos Aires Ministro Pistarini

Wed 5/6

7:45 am-11:55 pm

2 stops17h 10m

$1,094

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

Fri 3/13

12:39 pm-8:55 pm

2 stops31h 16m

Buenos Aires Ministro Pistarini

Sat 3/21

9:55 pm-11:53 pm

2 stops26h 58m

$1,150

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

Mon 2/9

7:13 am-9:35 am

2 stops24h 22m

Buenos Aires Ministro Pistarini

Wed 3/4

7:45 am-11:50 am

3 stops30h 05m

$1,186

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

Mon 12/29

9:02 pm-11:10 pm

3 stops48h 08m

$443

LexingtonBuenos Aires

LEX - EZE

LEXEZE

Lexington Blue Grass

Mon 12/29

3:36 pm-9:00 am

1 stop15h 24m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

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 December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Lexington-Buenos Aires flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 9, 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 American Airlines and United Airlines fly from Lexington to Buenos Aires in about 22h 44m. The time it takes to get you to your destination can typically vary by up to 15h 04m. 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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