$694 Cheap Flights from Phoenix (PHX) to Buenos Aires (AEP)

View $694 flight on Tue, Apr 14, 2026Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Buenos Aires (AEP-Aeroparque Jorge Newbery)

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Cheap Flights from Phoenix to Buenos Aires (PHX-AEP)

Prices were available within the past 7 days and start at $694 for one-way flights and $1,277 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Sep 8 - Wed, Sep 30
PHX
Phoenix
AEP
Buenos Aires
$1,277 Roundtrip, found 1 day ago
$1,277
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 8 from Phoenix to Buenos Aires, returning Wed, Sep 30, priced at $1,277 found 1 day ago
Delta
Wed, Sep 16 - Wed, Sep 30
PHX
Phoenix
AEP
Buenos Aires
$1,282 Roundtrip, found 1 day ago
$1,282
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Sep 16 from Phoenix to Buenos Aires, returning Wed, Sep 30, priced at $1,282 found 1 day ago
Delta
Wed, Sep 16 - Wed, Sep 30
PHX
Phoenix
AEP
Buenos Aires
$1,284 Roundtrip, found 1 day ago
$1,284
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Sep 16 from Phoenix to Buenos Aires, returning Wed, Sep 30, priced at $1,284 found 1 day ago
Delta
Thu, Jan 28 - Tue, Feb 9
PHX
Phoenix
AEP
Buenos Aires
$1,289 Roundtrip, found 3 days ago
$1,289
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jan 28 from Phoenix to Buenos Aires, returning Tue, Feb 9, priced at $1,289 found 3 days ago
Delta
Mon, Oct 19 - Mon, Oct 26
PHX
Phoenix
AEP
Buenos Aires
$1,297 Roundtrip, found 1 day ago
$1,297
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Oct 19 from Phoenix to Buenos Aires, returning Mon, Oct 26, priced at $1,297 found 1 day ago
LATAM Airlines Group
Thu, Oct 22 - Thu, Oct 29
PHX
Phoenix
AEP
Buenos Aires
$1,303 Roundtrip, found 1 day ago
$1,303
Roundtrip
found 1 day ago
Select LATAM Airlines Group flight, departing Thu, Oct 22 from Phoenix to Buenos Aires, returning Thu, Oct 29, priced at $1,303 found 1 day ago
LATAM Airlines Group
Tue, Nov 3 - Mon, Nov 16
PHX
Phoenix
AEP
Buenos Aires
$1,308 Roundtrip, found 1 hour ago
$1,308
Roundtrip
found 1 hour ago
Select LATAM Airlines Group flight, departing Tue, Nov 3 from Phoenix to Buenos Aires, returning Mon, Nov 16, priced at $1,308 found 1 hour ago
LATAM Airlines Group
Wed, Dec 2 - Tue, Dec 22
PHX
Phoenix
AEP
Buenos Aires
$1,315 Roundtrip, found 2 hours ago
$1,315
Roundtrip
found 2 hours ago
Select LATAM Airlines Group flight, departing Wed, Dec 2 from Phoenix to Buenos Aires, returning Tue, Dec 22, priced at $1,315 found 2 hours ago
avianca
Mon, Oct 19 - Mon, Oct 26
PHX
Phoenix
AEP
Buenos Aires
$1,535 Roundtrip, found 1 day ago
$1,535
Roundtrip
found 1 day ago
Select avianca flight, departing Mon, Oct 19 from Phoenix to Buenos Aires, returning Mon, Oct 26, priced at $1,535 found 1 day ago
Air Canada
Tue, Nov 10 - Tue, Nov 17
PHX
Phoenix
AEP
Buenos Aires
$1,888 Roundtrip, found 23 hours ago
$1,888
Roundtrip
found 23 hours ago
Select Air Canada flight, departing Tue, Nov 10 from Phoenix to Buenos Aires, returning Tue, Nov 17, priced at $1,888 found 23 hours ago

Alternative airports near Buenos Aires

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ministro Pistarini Intl. EZE. Cheapest option available. Average driving time to city center is 25 minutes. Flights from $1,734
EZE
Ministro Pistarini Intl.
Cheapest
Average driving time to city center25 min
Flights from $1,734

Frequently asked questions

How much does a flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery) cost?
You can find cheap one-way flights from $694 and cheap return flights from $1,277 Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery) with Expedia. Return flights typically cost between $1371 and $5258. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
The cheapest month to fly from PHX to AEP is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
Enter PHX to AEP and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
JetBlue Airways is one of the cheapest airlines offering connecting flights from Phoenix (PHX) to Buenos Aires (AEP), with round-trip tickets starting from around $1,893.63 with a layover in Fort Lauderdale - Hollywood Intl. (FLL). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
To find a cheap flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
The earliest flight from Phoenix (PHX) to Buenos Aires (AEP) usually departs at around 5:20 AM, operated by United and LATAM Airlines Group. This seasonal service is available in March, and an early departure can help you maximize your time in Buenos Aires. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
You'll usually find the most flights from Sky Harbor Intl. (PHX) to Aeroparque Jorge Newbery (AEP) on a Friday, with around 34 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta, United, and American Airlines.
What are the most popular departure times for flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
The most popular departure times for flights from Phoenix (PHX) to Buenos Aires (AEP) are in the late morning, from 9am to noon. About 40% of passengers prefer this time window. Many major carriers, including Delta, LATAM and United, offer flights during this window. This timing works well because it allows you to start your day in Phoenix and arrive in Buenos Aires in the evening, ready to enjoy the local nightlife.
How long does it take to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
Flying from PHX to AEP with a connection usually takes about 24 hours 20 minutes, traveling roughly 5,841 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
Select the "Business class" and "First class" filters when looking for PHX to AEP flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery) flight with Expedia?
It's easy to earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Buenos Aires from Sky Harbor Intl. (PHX)?
From Sky Harbor Intl. (PHX), you can fly into Aeroparque Jorge Newbery (AEP) and Ministro Pistarini Intl. (EZE) in Buenos Aires. Some flights may connect through major hubs like Los Angeles Intl. (LAX), Hartsfield-Jackson Atlanta Intl. (ATL), John F. Kennedy Intl. (JFK) before reaching Buenos Aires. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery) at the last minute?
Typically, booking a last minute flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery) flight and hotel package?
Securing a Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery) Buenos Aires Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery)?
If you booked your Phoenix, AZ (PHX-Sky Harbor Intl.) to Buenos Aires (AEP-Aeroparque Jorge Newbery) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Aeroparque Jorge Newbery
Airlines serving
Air Canada, Delta, LATAM Airlines Group, avianca
Roundtrip price
$1,276
Distance
5839 mi

Book with confidence

Phoenix to Buenos Aires Flights

The cheapest times to fly from Phoenix to Buenos Aires

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phoenix to Buenos Aires are during the month of September. You can find some of the cheapest flights from Phoenix to Buenos Aires with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to Buenos Aires

Sunday is one of the best days to book for cheap flights from Phoenix to Buenos Aires: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phoenix to Buenos Aires

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phoenix to Buenos Aires in 2026. You can also book with separate airlines for your outbound and return journeys, from $694 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phoenix to Buenos Aires flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phoenix to Buenos Aires airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Phoenix to Buenos Aires Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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