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$405+ Cheap flights from Nashville (BNA) 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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — BUE
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
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Cheap flight deals from Nashville to Buenos Aires

Cheapest flights from Nashville to Buenos Aires
Explore the most affordable flight options available from Nashville to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:45 amBNA - EZE
3 stops20h 05mMultiple Airlines
Sat 12/137:30 amEZE - BNA
3 stops27h 27mMultiple Airlines
Deal found 12/7$1,110
This United Airlines deal was found by Cheapflights users on 12/6. 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.
Mon 12/152:47 pmBNA - EZE
1 stop15h 33mUnited Airlines
Mon 12/2210:05 pmEZE - BNA
1 stop14h 20mUnited Airlines
Deal found 12/6$1,216
This 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:06 amBNA - EZE
1 stop18h 14mUnited Airlines
Wed 12/3110:05 pmEZE - BNA
1 stop14h 20mUnited Airlines
Deal found 12/7$1,341
This Mytrip deal was found by Cheapflights users on 12/6. 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 12/158:52 amBNA - EZE
3 stops35h 18mMultiple Airlines
Mon 12/226:55 amEZE - BNA
3 stops30h 14mMultiple Airlines
Deal found 12/6$1,385
This Mytrip deal was found by Cheapflights users on 12/6. 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 12/158:52 amBNA - AEP
2 stops19h 38mMultiple Airlines
Mon 12/228:50 amAEP - BNA
3 stops28h 19mMultiple Airlines
Deal found 12/6$1,392
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.
Wed 12/171:00 pmBNA - EZE
1 stop15h 20mUnited Airlines
Fri 1/910:05 pmEZE - BNA
2 stops26h 37mUnited Airlines
Deal found 12/7$1,610
This FlightHub deal was found by Cheapflights users on 12/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:25 amBNA - EZE
1 stop21h 55mLATAM Airlines
Fri 1/911:55 pmEZE - BNA
1 stop13h 52mLATAM Airlines
Deal found 12/8$1,680
This American Airlines deal was found by Cheapflights users on 12/8. 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.
Fri 12/1910:29 amBNA - EZE
1 stop18h 36mAmerican Airlines
Mon 12/2910:10 amEZE - BNA
1 stop15h 34mAmerican Airlines
Deal found 12/8$1,803
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/114:27 pmBNA - AEP
2 stops20h 33mLATAM Airlines
Sat 12/133:40 pmAEP - BNA
2 stops19h 42mLATAM Airlines
Deal found 12/7$2,048
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.
Tue 12/96:25 amBNA - AEP
2 stops30h 35mLATAM Airlines
Fri 12/123:40 pmAEP - BNA
2 stops24h 34mLATAM Airlines
Deal found 12/7$2,052

Find flight deals from Nashville to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Nashville (BNA) 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

$913
(Mytrip)

One-way from

$405
(Kiwi.com)

Popular in

August

Cheapest in

October

Average price

$1,295
Provider with most accurate pricing for Nashville Intl-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Nashville Intl-Buenos Aires (BUE) flights.
Search Deals
From Nashville Intl to Buenos Aires (BUE)
Search Deals
One-way flight from Nashville Intl to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Nashville 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 Nashville to Buenos Aires that are best for you.

Fly from

Nashville

Fly to

Buenos Aires

Route

Depart

Return

Price

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

9:05 pm-3:51 pm

2 stops20h 46m

$967

NashvilleBuenos Aires

BNA - EZE

BNAEZE

Nashville Intl

Tue 3/3

5:29 pm-9:00 am

1 stop12h 31m

Buenos Aires Ministro Pistarini

Wed 3/18

8:55 pm-10:18 am

1 stop15h 23m

$976

NashvilleBuenos Aires

BNA - EZE

BNAEZE

Nashville Intl

Tue 3/3

10:49 am-10:15 am

2 stops20h 26m

Buenos Aires Ministro Pistarini

Wed 3/18

10:25 pm-4:58 pm

2 stops20h 33m

$980

NashvilleBuenos Aires

BNA - EZE

BNAEZE

Nashville Intl

Wed 1/21

9:25 am-5:50 am

2 stops17h 25m

Buenos Aires Ministro Pistarini

Tue 1/27

1:40 am-7:43 pm

2 stops21h 03m

$991

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Wed 1/7

11:14 am-7:30 am

2 stops17h 16m

Buenos Aires Jorge Newbery

Sun 2/1

12:10 am-7:43 pm

3 stops46h 33m

$992

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Sun 3/1

6:25 am-11:45 am

2 stops26h 20m

Buenos Aires Jorge Newbery

Thu 3/12

12:40 pm-10:18 am

3 stops23h 38m

$1,016

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Fri 3/20

6:05 pm-3:20 pm

2 stops19h 15m

Buenos Aires Jorge Newbery

Sat 3/28

5:45 am-12:05 pm

3 stops32h 20m

$1,146

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Sat 3/21

6:15 am-7:55 am

2 stops23h 40m

Buenos Aires Jorge Newbery

Sat 3/28

5:45 am-12:05 pm

3 stops32h 20m

$1,176

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Tue 3/3

10:59 am-7:55 am

2 stops17h 56m

Buenos Aires Jorge Newbery

Wed 3/18

5:15 pm-10:18 am

2 stops19h 03m

$1,185

NashvilleBuenos Aires

BNA - AEP

BNAAEP

Nashville Intl

Wed 1/21

8:15 am-4:00 pm

3 stops28h 45m

Buenos Aires Jorge Newbery

Wed 1/28

3:40 pm-7:50 pm

3 stops31h 10m

$1,366

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 25 results
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Compare providers for flights from Nashville 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 Nashville to Buenos Aires in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 Nashville-Buenos Aires flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Nashville-Buenos Aires flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Nashville-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Nashville-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 Nashville-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 Nashville to Buenos Aires

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

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

Find hourly flight availability from Nashville 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 Nashville to Buenos Aires in the afternoon. By choosing this option you can save up to 6% on the cost of your flight, compared to a flight in the evening.

How much does it cost to fly round-trip from Nashville to Buenos Aires?

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 December 9, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Nashville to Buenos Aires have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,089 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,045 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Nashville Intl (BNA), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Nashville to Buenos Aires. 4 airlines have flights from Nashville Intl to Buenos Aires on a regular basis. Booking flights from Nashville Intl to Buenos Aires should not be difficult; the airport handles an average of 0 outbound flights to Buenos Aires per day.

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

    Departing from Nashville to Buenos Aires will take you 26h 20m. The distance between Nashville and Buenos Aires is about 5208 mi. This flight may include one or multiple stops.

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

    According to our current data, Delta ($975), LATAM Airlines ($979), and American Airlines ($1,055) offers the cheapest pricing from Nashville to Buenos Aires. You may be able to fly from Nashville to Buenos Aires for 20% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Nashville 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Nashville to Buenos Aires

Discover the top 4 airlines that operate flights from Nashville 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 December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$975Average$1,215FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$979Average$1,079FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$1,055Average$1,315FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,090Average$1,115FlexibilityNo cancel feeOn-time69%

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