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$313+ 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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BUE
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to Buenos Aires are usually found in August or November, booked 56 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

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 May 1, 2025.

Round-trip from

$1,029
(Copa Airlines)

One-way from

$313
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,353
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. 3% potential increase in price ($45 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 May 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 May 1, 2025.

This Copa Airlines deal was found by Cheapflights users on 4/30. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/24:30 pmPHX - EZE
2 stops25h 38mCopa Airlines
Mon 6/92:32 pmEZE - PHX
2 stops34h 07mCopa Airlines
Deal found 4/30$1,029
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Sun 11/161:20 amPHX - EZE
3 stops28h 47mMultiple Airlines
Sun 11/234:45 amEZE - PHX
3 stops34h 43mMultiple Airlines
Deal found 4/30$1,044
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/172:15 pmPHX - EZE
1 stop14h 45mDelta
Mon 11/247:35 pmEZE - PHX
2 stops18h 46mDelta
Deal found 4/30$1,155
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:30 pmPHX - EZE
2 stops31h 50mUnited Airlines
Mon 11/2410:05 pmEZE - PHX
2 stops17h 49mUnited Airlines
Deal found 4/30$1,160
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Sun 6/158:00 amPHX - EZE
2 stops26h 30mAir Canada
Wed 7/234:35 pmEZE - PHX
2 stops31h 21mAir Canada
Deal found 4/30$1,171
This Gurufare deal was found by Cheapflights users on 4/30. 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.
Mon 11/171:30 pmPHX - EZE
2 stops18h 50mGOL
Sun 11/233:15 amEZE - PHX
2 stops21h 22mGOL
Deal found 4/30$1,207
This KAYAK deal was found by Cheapflights users on 4/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1711:00 amPHX - AEP
2 stops25h 00mLATAM Airlines
Mon 11/245:10 pmAEP - PHX
2 stops23h 18mLATAM Airlines
Deal found 4/30$1,225
This KAYAK deal was found by Cheapflights users on 5/1. 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.
Thu 10/2310:00 amPHX - EZE
2 stops32h 27mLATAM Airlines
Sun 11/27:00 pmEZE - PHX
2 stops27h 31mLATAM Airlines
Deal found 5/1$1,230
This Mytrip deal was found by Cheapflights users on 4/29. 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.
Sat 6/149:35 pmPHX - AEP
3 stops30h 05mMultiple Airlines
Sat 6/211:40 pmAEP - PHX
3 stops31h 51mMultiple Airlines
Deal found 4/29$1,248
This Gurufare deal was found by Cheapflights users on 5/1. 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.
Mon 5/198:53 amPHX - AEP
2 stops24h 07mGOL
Fri 5/233:40 amAEP - PHX
2 stops22h 07mGOL
Deal found 5/1$1,254
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/141:30 pmPHX - EZE
2 stops16h 45mAmerican Airlines
Fri 11/2810:30 pmEZE - PHX
1 stop24h 40mAmerican Airlines
Deal found 4/30$1,260
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Fri 6/2011:30 amPHX - AEP
2 stops25h 50mAir Canada
Fri 7/251:40 pmAEP - PHX
2 stops24h 42mAir Canada
Deal found 4/30$1,831

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 May 1, 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 - EZE

PHXEZE

Phoenix Sky Harbor Intl

Mon 6/2

4:30 pm-10:08 pm

2 stops25h 38m

Buenos Aires Ministro Pistarini

Mon 6/9

2:32 pm-8:39 pm

2 stops34h 07m

$1,029

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Sat 6/14

9:35 pm-3:25 am

3 stops25h 50m

Buenos Aires Ministro Pistarini

Sat 6/21

6:15 pm-8:05 pm

2 stops29h 50m

$1,165

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Sun 6/15

8:00 am-2:30 pm

2 stops26h 30m

Buenos Aires Ministro Pistarini

Wed 7/23

4:35 pm-7:56 pm

2 stops31h 21m

$1,171

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Thu 10/23

10:00 am-9:45 am

1 stop19h 45m

Buenos Aires Ministro Pistarini

Sun 11/2

8:55 pm-11:52 am

1 stop18h 57m

$1,205

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Thu 10/23

10:00 am-10:27 pm

2 stops32h 27m

Buenos Aires Ministro Pistarini

Sun 11/2

7:00 pm-6:31 pm

2 stops27h 31m

$1,230

PhoenixBuenos Aires

PHX - AEP

PHXAEP

Phoenix Sky Harbor Intl

Sat 6/14

9:35 pm-7:40 am

3 stops30h 05m

Buenos Aires Jorge Newbery

Sat 6/21

1:40 pm-5:31 pm

3 stops31h 51m

$1,248

PhoenixBuenos Aires

PHX - AEP

PHXAEP

Phoenix Sky Harbor Intl

Mon 5/19

3:00 pm-2:00 pm

2 stops19h 00m

Buenos Aires Jorge Newbery

Sat 5/24

10:35 am-11:27 am

2 stops28h 52m

$1,249

PhoenixBuenos Aires

PHX - AEP

PHXAEP

Phoenix Sky Harbor Intl

Mon 5/19

8:53 am-1:00 pm

2 stops24h 07m

Buenos Aires Jorge Newbery

Fri 5/23

3:40 am-9:47 pm

2 stops22h 07m

$1,254

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Thu 10/23

6:00 am-8:00 am

2 stops22h 00m

Buenos Aires Ministro Pistarini

Sun 11/2

10:05 pm-3:25 pm

2 stops21h 20m

$1,310

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Wed 6/4

8:50 am-10:15 am

1 stop21h 25m

Buenos Aires Ministro Pistarini

Sun 6/15

8:30 pm-1:03 pm

2 stops20h 33m

$1,670

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 15 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

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

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

To ensure you get the cheapest price possible for a flight from Phoenix to Buenos Aires, you should look to book at least 56 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 Phoenix to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from Phoenix to Buenos Aires (average of $795). Flying from Phoenix 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 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 May 1, 2025.

It’s optimal to fly from Phoenix to Buenos Aires in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Phoenix to Buenos Aires. Price data was last updated on April 7, 2024.

Travelers seeking maximum savings on their Phoenix to Buenos Aires flight should consider departing on Tuesday evenings when fares are most often at their lowest. Wednesday evenings 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 May 1, 2025.
Read through reviews of airlines operating flights from Phoenix to Buenos Aires, such as Delta, LATAM Airlines and Copa Airlines. 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
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
1,767 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
7.5
Good
1,415 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
1,068 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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 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.

  • 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 $1,029. Other airlines that can offer you cheap pricing are Air Canada, from $1,171, and Delta, from $1,205. Copa Airlines is 25% 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, April is the cheapest month in which you can book a flight from Phoenix to Buenos Aires (average of $795). Flying from Phoenix 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 4 airlines flying from Phoenix to Buenos Aires

Discover the top 4 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$887Average$1,483FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$977Average$1,319FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$1,016Average$1,302FlexibilityNo cancel feeOn-time70%
DeltaCheapest$1,117Average$1,805FlexibilityNo cancel feeOn-timeN/A

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