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$365+ Cheap flights from Phoenix 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BUE
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap flight deals from Phoenix to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) 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 November 6, 2025.

Round-trip from

$882
(Trip.com)

One-way from

$365
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$1,205
From Phoenix to Buenos Aires (BUE)
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One-way flight from Phoenix to Buenos Aires (BUE)
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Highest demand for flights based on searches. 4% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Phoenix to Buenos Aires

Cheapest flights from Phoenix to Buenos Aires
Explore the most affordable flight options available from Phoenix to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Trip.com deal was found by Cheapflights users on 11/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:05 amPHX - EZE
2 stops19h 10mMultiple Airlines
Wed 12/107:43 pmEZE - PHX
2 stops23h 08mMultiple Airlines
Deal found 11/4$882
This United Airlines deal was found by Cheapflights users on 11/5. 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 11/121:25 pmPHX - EZE
1 stop13h 55mUnited Airlines
Wed 11/2611:55 pmEZE - PHX
1 stop22h 56mUnited Airlines
Deal found 11/5$961
This Trip.com deal was found by Cheapflights users on 11/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:05 amPHX - AEP
2 stops20h 25mMultiple Airlines
Wed 12/105:15 pmAEP - PHX
2 stops25h 36mMultiple Airlines
Deal found 11/4$971
This Copa Airlines deal was found by Cheapflights users on 11/5. 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.
Thu 11/134:32 pmPHX - EZE
2 stops25h 59mCopa Airlines
Mon 12/12:32 pmEZE - PHX
2 stops34h 46mCopa Airlines
Deal found 11/5$977
This KAYAK deal was found by Cheapflights users on 11/4. 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 12/15:30 pmPHX - EZE
2 stops29h 20mLATAM Airlines
Mon 2/27:45 amEZE - PHX
2 stops20h 03mLATAM Airlines
Deal found 11/4$993
This LATAM Airlines deal was found by Cheapflights users on 11/4. 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 12/111:43 amPHX - EZE
1 stop17h 17mDelta
Mon 12/810:25 pmEZE - PHX
1 stop26h 47mDelta
Deal found 11/4$1,001
This LATAM Airlines deal was found by Cheapflights users on 11/4. 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 11/182:21 pmPHX - AEP
2 stops21h 39mLATAM Airlines
Tue 11/253:40 pmAEP - PHX
2 stops24h 33mLATAM Airlines
Deal found 11/4$1,001
This Delta deal was found by Cheapflights users on 11/5. 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.
Mon 12/11:28 pmPHX - EZE
1 stop15h 32mDelta
Thu 12/1110:25 pmEZE - PHX
2 stops23h 00mDelta
Deal found 11/5$1,005
This Delta deal was found by Cheapflights users on 11/5. 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 11/1611:59 pmPHX - EZE
1 stop29h 01mDelta
Thu 11/2711:55 pmEZE - PHX
1 stop16h 18mDelta
Deal found 11/5$1,006
This Mytrip deal was found by Cheapflights users on 11/4. 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 12/47:26 pmPHX - EZE
3 stops34h 54mMultiple Airlines
Thu 12/1111:20 amEZE - PHX
2 stops29h 14mMultiple Airlines
Deal found 11/4$1,021
This Trip.com deal was found by Cheapflights users on 11/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/163:16 pmPHX - AEP
2 stops20h 44mMultiple Airlines
Thu 11/273:40 pmAEP - PHX
2 stops23h 58mMultiple Airlines
Deal found 11/5$1,023
This LATAM Airlines deal was found by Cheapflights users on 11/3. 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 12/16:35 amPHX - EZE
1 stop23h 40mDelta
Sun 12/78:55 pmEZE - PHX
1 stop17h 33mDelta
Deal found 11/3$1,051

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix 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 November 6, 2025.
Use the filters below to find and compare flights from Phoenix to Buenos Aires that are best for you.

Fly from

Phoenix

Fly to

Buenos Aires

Route

Depart

Return

Price

PhoenixBuenos Aires

PHX - AEP

PHXAEP

Phoenix Sky Harbor Intl

Wed 12/3

10:05 am-10:30 am

2 stops20h 25m

Buenos Aires Jorge Newbery

Wed 12/10

5:15 pm-2:51 pm

2 stops25h 36m

$971

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Mon 12/1

8:50 pm-4:16 am

2 stops27h 26m

Buenos Aires Ministro Pistarini

Mon 12/8

2:32 pm-9:18 pm

2 stops34h 46m

$977

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Wed 3/4

7:00 am-7:20 am

2 stops20h 20m

Buenos Aires Ministro Pistarini

Mon 3/23

10:55 pm-4:46 pm

2 stops21h 51m

$985

PhoenixBuenos Aires

PHX - AEP

PHXAEP

Phoenix Sky Harbor Intl

Wed 3/4

11:55 am-4:00 pm

2 stops24h 05m

Buenos Aires Jorge Newbery

Mon 3/23

3:40 pm-11:36 am

2 stops23h 56m

$993

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Mon 12/1

1:28 pm-9:00 am

1 stop15h 32m

Buenos Aires Ministro Pistarini

Thu 12/11

8:55 pm-1:27 pm

1 stop20h 32m

$1,001

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Mon 1/12

11:30 am-7:20 am

1 stop15h 50m

Buenos Aires Ministro Pistarini

Thu 2/12

10:05 pm-12:23 pm

1 stop18h 18m

$1,001

PhoenixBuenos Aires

PHX - AEP

PHXAEP

Phoenix Sky Harbor Intl

Tue 11/18

2:21 pm-4:00 pm

2 stops21h 39m

Buenos Aires Jorge Newbery

Tue 11/25

3:40 pm-12:13 pm

2 stops24h 33m

$1,001

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Wed 12/3

10:10 am-9:20 am

2 stops19h 10m

Buenos Aires Ministro Pistarini

Wed 12/10

11:55 pm-12:10 pm

1 stop16h 15m

$1,001

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Mon 3/16

10:35 am-10:15 am

2 stops19h 40m

Buenos Aires Ministro Pistarini

Mon 3/23

10:25 pm-5:44 pm

2 stops23h 19m

$1,005

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Wed 1/28

10:23 am-10:15 am

2 stops19h 52m

Buenos Aires Ministro Pistarini

Tue 2/3

10:25 pm-7:49 pm

2 stops25h 24m

$1,005

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 33 results
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Best time to book a flight from Phoenix to Buenos Aires

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

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

Currently, November is the cheapest month in which you can book a flight from Phoenix to Buenos Aires (average of $1,022). Flying from Phoenix to Buenos Aires in June is currently the most expensive (average of $1,470). 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 PHX to BUE?

Find hourly flight availability from Phoenix 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 November 6, 2025.

It’s optimal to fly from Phoenix to Buenos Aires in the evening. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight 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 November 6, 2025.
Read through reviews of airlines operating flights from Phoenix to Buenos Aires, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Overall

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

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
8,004 reviews
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Overall

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

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
9,003 reviews
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Overall

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

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
11,042 reviews
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Overall

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

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 Phoenix to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as $985, Copa Airlines can have you in Buenos Aires from Phoenix in 20h 20m. The distance between Phoenix and Buenos Aires is about 5845 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Phoenix to Buenos Aires round-trip from $1,155. Other airlines that can offer you cheap pricing are American Airlines, from $1,205, and Delta, from $1,255. United Airlines is 20% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Phoenix to Buenos Aires (average of $1,022). Flying from Phoenix to Buenos Aires in June is currently the most expensive (average of $1,470). 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 3 airlines flying from Phoenix to Buenos Aires

Discover the top 3 airlines that operate flights from Phoenix 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,155Average$1,600FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,205Average$1,708FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,255Average$1,925FlexibilityNo cancel feeOn-timeN/A

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