$643 Cheap Flights from Detroit (DTW) to Buenos Aires (AEP)

View $643 flight on Wed, Apr 1, 2026Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Buenos Aires (AEP-Aeroparque Jorge Newbery)

Cheap Flights from Detroit to Buenos Aires (DTW-AEP)

Prices were available within the past 7 days and start at $643 for one-way flights and $1,276 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Mon, Feb 23 - Sun, Mar 15
DTW
Detroit
AEP
Buenos Aires
$1,276 Roundtrip, found 7 hours ago
$1,276
Roundtrip
found 7 hours ago
Select LATAM Airlines Group flight, departing Mon, Feb 23 from Detroit to Buenos Aires, returning Sun, Mar 15, priced at $1,276 found 7 hours ago
LATAM Airlines Group
Sun, Apr 26 - Sun, May 3
DTW
Detroit
AEP
Buenos Aires
$1,288 Roundtrip, found 6 days ago
$1,288
Roundtrip
found 6 days ago
Select LATAM Airlines Group flight, departing Sun, Apr 26 from Detroit to Buenos Aires, returning Sun, May 3, priced at $1,288 found 6 days ago
Air Canada
Mon, Mar 23 - Mon, Apr 6
DTW
Detroit
AEP
Buenos Aires
$1,309 Roundtrip, found 4 days ago
$1,309
Roundtrip
found 4 days ago
Select Air Canada flight, departing Mon, Mar 23 from Detroit to Buenos Aires, returning Mon, Apr 6, priced at $1,309 found 4 days ago
LATAM Airlines Group
Sat, Feb 28 - Sun, Mar 8
DTW
Detroit
AEP
Buenos Aires
$1,311 Roundtrip, found 2 days ago
$1,311
Roundtrip
found 2 days ago
Select LATAM Airlines Group flight, departing Sat, Feb 28 from Detroit to Buenos Aires, returning Sun, Mar 8, priced at $1,311 found 2 days ago
LATAM Airlines Group
Sat, Feb 28 - Sun, Mar 8
DTW
Detroit
AEP
Buenos Aires
$1,324 Roundtrip, found 2 days ago
$1,324
Roundtrip
found 2 days ago
Select LATAM Airlines Group flight, departing Sat, Feb 28 from Detroit to Buenos Aires, returning Sun, Mar 8, priced at $1,324 found 2 days ago
LATAM Airlines Group
Sun, Apr 26 - Sun, May 3
DTW
Detroit
AEP
Buenos Aires
$1,328 Roundtrip, found 6 days ago
$1,328
Roundtrip
found 6 days ago
Select LATAM Airlines Group flight, departing Sun, Apr 26 from Detroit to Buenos Aires, returning Sun, May 3, priced at $1,328 found 6 days ago
Delta
Sun, Feb 22 - Fri, Mar 13
DTW
Detroit
AEP
Buenos Aires
$1,336 Roundtrip, found 6 days ago
$1,336
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, Feb 22 from Detroit to Buenos Aires, returning Fri, Mar 13, priced at $1,336 found 6 days ago
LATAM Airlines Group
Fri, Feb 6 - Sun, Feb 15
DTW
Detroit
AEP
Buenos Aires
$1,341 Roundtrip, found 3 days ago
$1,341
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Fri, Feb 6 from Detroit to Buenos Aires, returning Sun, Feb 15, priced at $1,341 found 3 days ago
Delta
Mon, Feb 23 - Sat, Mar 14
DTW
Detroit
AEP
Buenos Aires
$1,344 Roundtrip, found 7 hours ago
$1,344
Roundtrip
found 7 hours ago
Select Delta flight, departing Mon, Feb 23 from Detroit to Buenos Aires, returning Sat, Mar 14, priced at $1,344 found 7 hours ago
LATAM Airlines Group
Mon, Feb 23 - Sat, Mar 14
DTW
Detroit
AEP
Buenos Aires
$1,349 Roundtrip, found 7 hours ago
$1,349
Roundtrip
found 7 hours ago
Select LATAM Airlines Group flight, departing Mon, Feb 23 from Detroit to Buenos Aires, returning Sat, Mar 14, priced at $1,349 found 7 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 $1,164
EZE
Ministro Pistarini Intl.
Cheapest
Average driving time to city center25 min
Flights from $1,164
Flights from Detroit (DTW) to Buenos Aires (AEP)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Aeroparque Jorge Newbery
Airlines serving
Air Canada, LATAM Airlines Group
Roundtrip price
$1,275
Distance
5534 mi

Detroit to Buenos Aires Flights

The cheapest times to fly from Detroit 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 Detroit to Buenos Aires are during the month of February. You can find some of the cheapest flights from Detroit to Buenos Aires with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Detroit 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 Detroit 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 Detroit to Buenos Aires in 2025. You can also book with separate airlines for your outbound and return journeys, from $643 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 Detroit 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 Detroit 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.

 

Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to Aeroparque Jorge Newbery Airport (AEP) cost?
Lock in a cheap one-way flight from $643 or cheap return flight from $1,276 from Detroit Metropolitan Wayne County Airport (DTW) to Aeroparque Jorge Newbery Airport (AEP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Detroit Metropolitan Wayne County Airport (DTW) to Aeroparque Jorge Newbery Airport (AEP)?
February is the cheapest month to fly from DTW to AEP. Timing your trip outside of the busy season is often the key to landing a great deal.
What is the cheapest airline that flies from Detroit Metropolitan Wayne County Airport (DTW) to Aeroparque Jorge Newbery Airport (AEP)?
To find the cheapest airline flying from DTW to AEP, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to Aeroparque Jorge Newbery Airport (AEP)?
There aren't any daily direct flights departing from Detroit Metropolitan Wayne County Airport (DTW) to Aeroparque Jorge Newbery Airport (AEP). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from DTW to AEP?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a number of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Detroit Metropolitan Wayne County Airport (DTW) to Aeroparque Jorge Newbery Airport (AEP)?
Opt for a flight from Detroit Metropolitan Wayne County Airport (DTW) to Aeroparque Jorge Newbery Airport (AEP) that takes off before 3 PM to reduce the risk of cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Detroit Metropolitan Wayne County Airport (DTW) to Aeroparque Jorge Newbery Airport (AEP) last-minute?
Last-minute bookings from DTW to AEP are generally more expensive. To lock in the cheapest rates, start looking for flights well ahead of time. That being said, if you're flexible with your travel dates, you may find a cheap fare right before your journey.
Is it cheaper to book a DTW to AEP flight and hotel package?
Booking a DTW to AEP flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our impressive range of hotels and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to Aeroparque Jorge Newbery Airport (AEP)?
If you booked your DTW to AEP flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.