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$334+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — BUE
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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Cheapflights Tip: The best prices from Raleigh-Durham to Buenos Aires are usually found in October or November, booked 19 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 April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$845
(Delta)

One-way from

$334
(Mytrip)

Popular in

January

Cheapest in

October

Average price

$993
Provider with most accurate pricing for Raleigh-Durham-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Raleigh-Durham-Buenos Aires (BUE) flights.
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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. 6% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 4, 2025.

This United Airlines deal was found by Cheapflights users on 4/3. 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 11/34:51 pmRDU - EZE
1 stop14h 29mUnited Airlines
Mon 11/1011:55 pmEZE - RDU
1 stop17h 45mUnited Airlines
Deal found 4/3$815
This LATAM Airlines deal was found by Cheapflights users on 4/3. 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.
Mon 11/38:20 amRDU - AEP
2 stops17h 45mLATAM Airlines
Mon 11/103:40 pmAEP - RDU
2 stops22h 56mLATAM Airlines
Deal found 4/3$831
This Delta deal was found by Cheapflights users on 4/3. 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 6/158:13 pmRDU - EZE
1 stop12h 32mDelta
Mon 6/233:55 amEZE - RDU
2 stops17h 56mDelta
Deal found 4/3$845
This Kiwi.com deal was found by Cheapflights users on 4/3. 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.
Fri 5/26:15 pmRDU - EZE
2 stops22h 57mMultiple Airlines
Thu 5/152:32 pmEZE - RDU
1 stop24h 57mMultiple Airlines
Deal found 4/3$864
This FlightHub deal was found by Cheapflights users on 4/3. 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.
Fri 5/22:32 pmRDU - EZE
2 stops26h 40mLATAM Airlines
Tue 5/1312:48 pmEZE - RDU
2 stops25h 34mLATAM Airlines
Deal found 4/3$879
This American Airlines deal was found by Cheapflights users on 4/3. 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.
Tue 6/171:12 pmRDU - EZE
1 stop20h 03mAmerican Airlines
Sun 6/229:15 pmEZE - RDU
2 stops16h 31mAmerican Airlines
Deal found 4/3$888
This KAYAK deal was found by Cheapflights users on 4/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/33:08 pmRDU - EZE
1 stop13h 45mCopa Airlines
Sun 11/912:49 amEZE - RDU
1 stop14h 36mCopa Airlines
Deal found 4/3$963
This Mytrip deal was found by Cheapflights users on 4/3. 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 5/111:29 amRDU - AEP
3 stops32h 31mMultiple Airlines
Wed 5/1412:20 amAEP - RDU
3 stops33h 27mMultiple Airlines
Deal found 4/3$995
This Gotogate deal was found by Cheapflights users on 4/3. 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.
Sat 5/39:00 amRDU - EZE
3 stops52h 30mAir Canada
Thu 5/154:35 pmEZE - RDU
2 stops24h 20mAir Canada
Deal found 4/3$1,050
This Delta deal was found by Cheapflights users on 4/3. 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.
Tue 12/3012:36 pmRDU - AEP
2 stops20h 24mDelta
Thu 1/86:20 amAEP - RDU
2 stops16h 39mDelta
Deal found 4/3$1,535
This Gurufare deal was found by Cheapflights users on 4/3. 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 6/246:00 amRDU - AEP
2 stops30h 00mGOL
Sat 6/283:40 amAEP - RDU
2 stops18h 47mGOL
Deal found 4/3$1,611
This oojo deal was found by Cheapflights users on 4/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:00 amRDU - AEP
2 stops22h 40mAvianca
Thu 5/157:00 amAEP - RDU
2 stops27h 29mAvianca
Deal found 4/3$2,171

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 April 4, 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 6/15

10:02 am-9:45 am

1 stop22h 43m

Buenos Aires Ministro Pistarini

Mon 6/23

8:10 pm-8:57 am

1 stop13h 47m

$845

RaleighBuenos Aires

RDU - AEP

RDUAEP

Raleigh-Durham

Mon 6/16

8:20 am-7:40 pm

2 stops34h 20m

Buenos Aires Jorge Newbery

Fri 6/20

12:55 pm-11:21 am

2 stops23h 26m

$845

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Tue 7/1

12:09 pm-10:15 am

1 stop21h 06m

Buenos Aires Ministro Pistarini

Wed 8/13

8:30 pm-1:55 pm

2 stops18h 25m

$850

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Fri 5/2

6:15 pm-6:12 pm

2 stops22h 57m

Buenos Aires Ministro Pistarini

Thu 5/15

2:32 pm-2:29 pm

1 stop24h 57m

$864

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Fri 5/2

2:32 pm-6:12 pm

2 stops26h 40m

Buenos Aires Ministro Pistarini

Tue 5/13

12:48 pm-1:22 pm

2 stops25h 34m

$879

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Mon 7/7

3:10 pm-8:00 am

2 stops39h 50m

Buenos Aires Ministro Pistarini

Tue 8/12

9:00 pm-11:38 am

1 stop15h 38m

$916

RaleighBuenos Aires

RDU - AEP

RDUAEP

Raleigh-Durham

Thu 5/1

11:29 am-9:00 pm

3 stops32h 31m

Buenos Aires Jorge Newbery

Wed 5/14

12:20 am-8:47 am

3 stops33h 27m

$995

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Sat 5/3

9:00 am-2:30 pm

3 stops52h 30m

Buenos Aires Ministro Pistarini

Thu 5/15

4:35 pm-3:55 pm

2 stops24h 20m

$1,050

RaleighBuenos Aires

RDU - EZE

RDUEZE

Raleigh-Durham

Fri 5/2

4:19 pm-8:19 am

1 stop15h 00m

Buenos Aires Ministro Pistarini

Thu 5/15

2:32 pm-2:29 pm

1 stop24h 57m

$1,126

RaleighBuenos Aires

RDU - AEP

RDUAEP

Raleigh-Durham

Tue 6/24

6:00 am-1:00 pm

2 stops30h 00m

Buenos Aires Jorge Newbery

Sat 6/28

3:40 am-9:27 pm

2 stops18h 47m

$1,611

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 20 results
1
2

Compare providers for flights from Raleigh 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 Raleigh to Buenos Aires in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 Raleigh-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-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 Raleigh-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 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 March 28, 2025.

To ensure you get the cheapest price possible for a flight from Raleigh to Buenos Aires, you should look to book at least 19 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 April 4, 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.

What is the cheapest day to fly from Raleigh to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Buenos Aires. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Raleigh to Buenos Aires flight should consider departing on Thursday mornings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

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 April 4, 2025.
Read through reviews of airlines operating flights from Raleigh to Buenos Aires, such as Delta, Copa Airlines and LATAM Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,901 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,901 reviews
Delta
8.0
Very good
7,901 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.6
Good
1,402 reviews
Delta
8.0
Very good
7,901 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,752 reviews
Delta
8.0
Very good
7,901 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,618 reviews
Delta
8.0
Very good
7,901 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
GOL
7.3
Good
1,052 reviews
Delta
8.0
Very good
7,901 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 ($845), LATAM Airlines ($845), and American Airlines ($850) offers the cheapest pricing from Raleigh to Buenos Aires. Users have found that Delta is 19% cheaper than the other options available to this destination.

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

    $378 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on LATAM Airlines and United Airlines, with prices starting from $378 and $400, 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

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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 April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$414Average$848FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$574Average$893FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$683Average$1,161FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$822Average$1,163FlexibilityNo cancel feeOn-time69%
DeltaCheapest$843Average$1,238FlexibilityNo cancel feeOn-timeN/A

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