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Buenos Aires

$349+ Cheap flights from Raleigh (RDU) 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — BUE
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Raleigh-Durham to Buenos Aires are usually found in July or September, booked 55 days in advance, depart on a Sunday or Wednesday and return on a Saturday

Cheap flight deals from Raleigh to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 July 31, 2025.

Round-trip from

$856
(Delta)

One-way from

$349
(Kiwi.com)

Popular in

January

Cheapest in

July

Average price

$506
From Raleigh-Durham to Buenos Aires (BUE)
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One-way flight from Raleigh-Durham to Buenos Aires (BUE)
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Highest demand for flights based on searches. 13% potential increase in price ($148 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Raleigh to Buenos Aires

Cheapest flights from Raleigh to Buenos Aires
Explore the most affordable flight options available from Raleigh to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Delta deal was found by Cheapflights users on 7/28. 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.
Sun 10/1912:35 pmRDU - EZE
2 stops24h 20mDelta
Sun 11/24:05 amEZE - RDU
2 stops18h 20mDelta
Deal found 7/28$856
This FlightHub deal was found by Cheapflights users on 7/30. 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 9/118:20 amRDU - EZE
2 stops20h 35mLATAM Airlines
Sun 9/213:55 amEZE - RDU
2 stops17h 58mLATAM Airlines
Deal found 7/30$858
This FlightHub deal was found by Cheapflights users on 7/30. 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 9/118:03 pmRDU - AEP
2 stops16h 57mLATAM Airlines
Mon 9/225:05 pmAEP - RDU
2 stops19h 08mLATAM Airlines
Deal found 7/30$858
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Tue 9/24:55 pmRDU - EZE
1 stop14h 05mUnited Airlines
Mon 9/159:00 pmEZE - RDU
1 stop19h 47mUnited Airlines
Deal found 7/31$865
This Copa Airlines deal was found by Cheapflights users on 7/28. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/204:19 pmRDU - EZE
1 stop14h 56mCopa Airlines
Sun 11/22:15 amEZE - RDU
1 stop13h 12mCopa Airlines
Deal found 7/28$893
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:35 pmRDU - EZE
2 stops16h 10mMultiple Airlines
Sat 9/132:33 pmEZE - RDU
1 stop24h 54mMultiple Airlines
Deal found 7/31$902
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 11/82:01 pmRDU - EZE
2 stops16h 59mAmerican Airlines
Wed 11/1211:59 pmEZE - RDU
1 stop13h 13mAmerican Airlines
Deal found 7/31$937
This Gurufare deal was found by Cheapflights users on 7/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:29 pmRDU - EZE
2 stops17h 31mGOL
Tue 10/283:15 amEZE - RDU
2 stops19h 59mGOL
Deal found 7/30$967
This Mytrip deal was found by Cheapflights users on 7/30. 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 9/103:07 pmRDU - AEP
3 stops26h 13mMultiple Airlines
Wed 9/1712:45 pmAEP - RDU
3 stops26h 50mMultiple Airlines
Deal found 7/30$967
This Air Canada deal was found by Cheapflights users on 7/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/219:00 amRDU - EZE
3 stops28h 30mAir Canada
Wed 10/294:45 pmEZE - RDU
2 stops29h 20mAir Canada
Deal found 7/30$1,032
This Gurufare deal was found by Cheapflights users on 7/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:23 pmRDU - AEP
2 stops17h 37mGOL
Tue 9/163:40 amAEP - RDU
2 stops19h 23mGOL
Deal found 7/30$1,245
This Avianca deal was found by Cheapflights users on 7/31. 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.
Tue 9/26:00 amRDU - AEP
2 stops22h 40mAvianca
Mon 9/157:00 amAEP - RDU
2 stops36h 40mAvianca
Deal found 7/31$1,436

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 July 31, 2025.
Use the filters below to find and compare flights from Raleigh to Buenos Aires that are best for you.

Fly from

Raleigh

Fly to

Buenos Aires

Route

Depart

Return

Price

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Sun 10/19

6:40 pm-1:55 pm

2 stops18h 15m

Buenos Aires Ministro Pistarini

Mon 11/3

8:55 pm-10:39 pm

1 stop27h 44m

$856

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Thu 9/11

8:20 am-5:55 am

2 stops20h 35m

Buenos Aires Ministro Pistarini

Sun 9/21

3:55 am-8:53 pm

2 stops17h 58m

$858

RaleighBuenos Aires

RDU - AEP

RDUAEP

Raleigh-Durham

Thu 9/11

8:03 pm-2:00 pm

2 stops16h 57m

Buenos Aires Jorge Newbery

Mon 9/22

5:05 pm-11:13 am

2 stops19h 08m

$858

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Tue 9/2

4:55 pm-8:00 am

1 stop14h 05m

Buenos Aires Ministro Pistarini

Mon 9/15

9:00 pm-3:47 pm

1 stop19h 47m

$865

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Mon 10/20

4:19 pm-8:15 am

1 stop14h 56m

Buenos Aires Ministro Pistarini

Sun 11/2

2:15 am-1:27 pm

1 stop13h 12m

$893

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Tue 9/2

6:35 pm-11:45 am

2 stops16h 10m

Buenos Aires Ministro Pistarini

Sat 9/13

2:33 pm-2:27 pm

1 stop24h 54m

$902

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Sat 11/8

2:01 pm-9:00 am

2 stops16h 59m

Buenos Aires Ministro Pistarini

Wed 11/12

11:59 pm-11:12 am

1 stop13h 13m

$937

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Tue 10/21

6:29 pm-1:00 pm

2 stops17h 31m

Buenos Aires Ministro Pistarini

Tue 10/28

3:15 am-10:14 pm

2 stops19h 59m

$967

RaleighBuenos Aires

RDU - AEP

RDUAEP

Raleigh-Durham

Wed 9/10

3:07 pm-6:20 pm

3 stops26h 13m

Buenos Aires Jorge Newbery

Wed 9/17

12:45 pm-2:35 pm

3 stops26h 50m

$967

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Tue 10/21

9:00 am-2:30 pm

3 stops28h 30m

Buenos Aires Ministro Pistarini

Wed 10/29

4:45 pm-9:05 pm

2 stops29h 20m

$1,032

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 21 results
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Best time to book a flight from Raleigh to Buenos Aires

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

How far ahead should I book a flight from Raleigh to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Buenos Aires. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Raleigh to Buenos Aires, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Raleigh to Buenos Aires?

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

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

Find hourly flight availability from Raleigh 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 July 31, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 19% on flights from Raleigh to Buenos Aires by exploring options for tickets in the morning.

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 July 31, 2025.
Read reviews from past customers who have flown Delta, LATAM Airlines, and Copa Airlines from Raleigh to Buenos Aires. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,822 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.5
Good
1,493 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
GOL
7.3
Good
1,091 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Most people fly from Raleigh-Durham (RDU) if they book a flight from Raleigh to Buenos Aires. On average, Raleigh-Durham has 0 outbound flights to Buenos Aires per day from 5 airlines. Raleigh-Durham is conveniently located just 11.1 mi from Raleigh’s city center.

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

    According to our current data, Delta ($856), LATAM Airlines ($858), and United Airlines ($865) offers the cheapest pricing from Raleigh to Buenos Aires. Users have found that Delta is 12% cheaper than the other options available to this destination.

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

    $388 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on LATAM Airlines and United Airlines, with prices starting from $388 and $454, respectively.

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

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

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

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

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

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

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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Raleigh to Buenos Aires

Discover the top 5 airlines that operate flights from Raleigh 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$388Average$1,099FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$414Average$854FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$526Average$899FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$683Average$1,053FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$822Average$1,108FlexibilityNo cancel feeOn-time69%

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