HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buenos Aires

$492+ 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BUE
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Phoenix to Buenos Aires with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 July 31, 2025.

Round-trip from

$1,053
(Travelocity)

One-way from

$492
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$1,530
From Phoenix to Buenos Aires (BUE)
Search Deals
One-way flight from Phoenix to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 July 31, 2025.

This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/188:30 pmPHX - EZE
3 stops38h 00mAir Canada
Fri 10/314:45 pmEZE - PHX
2 stops32h 35mAir Canada
Deal found 7/31$1,053
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/309:32 amPHX - AEP
3 stops23h 48mMultiple Airlines
Sat 9/67:00 amAEP - PHX
3 stops31h 56mMultiple Airlines
Deal found 7/31$1,063
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/221:27 pmPHX - EZE
3 stops34h 18mMultiple Airlines
Mon 10/67:40 amEZE - PHX
3 stops32h 19mMultiple Airlines
Deal found 7/31$1,093
This Copa 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:32 pmPHX - EZE
2 stops28h 26mCopa Airlines
Fri 11/285:11 amEZE - PHX
2 stops21h 29mCopa Airlines
Deal found 7/31$1,114
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:56 amPHX - EZE
1 stop15h 24mDelta
Mon 3/306:15 amEZE - PHX
2 stops41h 33mDelta
Deal found 7/30$1,155
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:05 amPHX - EZE
2 stops19h 15mLATAM Airlines
Fri 12/127:55 amEZE - PHX
2 stops20h 04mLATAM Airlines
Deal found 7/31$1,198
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/11:05 pmPHX - AEP
2 stops23h 55mLATAM Airlines
Fri 12/1212:40 pmAEP - PHX
3 stops27h 12mLATAM Airlines
Deal found 7/31$1,205
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:30 amPHX - EZE
1 stop15h 50mUnited Airlines
Wed 4/19:00 pmEZE - PHX
1 stop15h 16mUnited Airlines
Deal found 7/30$1,255
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.
Sat 9/139:02 amPHX - AEP
2 stops24h 18mGOL
Thu 9/183:40 amAEP - PHX
2 stops22h 18mGOL
Deal found 7/30$1,694

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 July 31, 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

Sat 10/18

8:30 pm-2:30 pm

3 stops38h 00m

Buenos Aires Ministro Pistarini

Fri 10/31

4:45 pm-9:20 pm

2 stops32h 35m

$1,053

PhoenixBuenos Aires

PHX - AEP

PHXAEP

Phoenix Sky Harbor Intl

Sat 8/30

9:32 am-1:20 pm

3 stops23h 48m

Buenos Aires Jorge Newbery

Sat 9/6

7:00 am-10:56 am

3 stops31h 56m

$1,063

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Mon 9/22

1:27 pm-3:45 am

3 stops34h 18m

Buenos Aires Ministro Pistarini

Mon 10/6

7:40 am-11:59 am

3 stops32h 19m

$1,093

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Fri 11/14

4:32 pm-12:58 am

2 stops28h 26m

Buenos Aires Ministro Pistarini

Fri 11/28

5:11 am-10:40 pm

2 stops21h 29m

$1,114

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Mon 12/29

11:56 am-7:20 am

1 stop15h 24m

Buenos Aires Ministro Pistarini

Mon 3/30

6:15 am-7:48 pm

2 stops41h 33m

$1,155

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Thu 1/1

7:10 am-6:20 am

2 stops19h 10m

Buenos Aires Ministro Pistarini

Sat 1/31

7:45 am-12:16 am

2 stops20h 31m

$1,198

PhoenixBuenos Aires

PHX - AEP

PHXAEP

Phoenix Sky Harbor Intl

Mon 12/1

1:05 pm-5:00 pm

2 stops23h 55m

Buenos Aires Jorge Newbery

Fri 12/12

12:40 pm-11:52 am

3 stops27h 12m

$1,205

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Thu 1/1

11:30 am-7:20 am

1 stop15h 50m

Buenos Aires Ministro Pistarini

Wed 4/1

9:00 pm-11:11 am

1 stop18h 11m

$1,255

PhoenixBuenos Aires

PHX - EZE

PHXEZE

Phoenix Sky Harbor Intl

Thu 1/1

1:15 pm-9:00 am

2 stops15h 45m

Buenos Aires Ministro Pistarini

Sat 1/31

8:45 pm-1:18 pm

1 stop20h 33m

$1,316

PhoenixBuenos Aires

PHX - AEP

PHXAEP

Phoenix Sky Harbor Intl

Sat 9/13

9:02 am-1:20 pm

2 stops24h 18m

Buenos Aires Jorge Newbery

Thu 9/18

3:40 am-9:58 pm

2 stops22h 18m

$1,694

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 19 results
1
2

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 July 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 July 31, 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.

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 through reviews of airlines operating flights from Phoenix to Buenos Aires, such as Delta, LATAM Airlines, and Copa Airlines. Reviews also offer insight into each airline's 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 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 $1,053. Other airlines that can offer you cheap pricing are Copa Airlines, from $1,114, and Delta, from $1,155. Air Canada is 26% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $492. Air Canada flights start at $539 while deals on Copa Airlines start at $540 one-way.

  • 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 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$967Average$1,525FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,034Average$1,521FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,255Average$1,715FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.