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$428+ Cheap flights from Detroit (DTT) 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — BUE
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Detroit to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) 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 September 16, 2025.

Round-trip from

$732
(Avianca Connect)

One-way from

$428
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$931
From Detroit (DTT) to Buenos Aires (BUE)
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One-way flight from Detroit (DTT) to Buenos Aires (BUE)
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Highest demand for flights based on searches. 23% potential increase in price ($436 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($110 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Detroit to Buenos Aires

Cheapest flights from Detroit to Buenos Aires
Explore the most affordable flight options available from Detroit to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Avianca Connect deal was found by Cheapflights users on 9/14. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:05 amDTW - EZE
2 stops21h 45mMultiple Airlines
Wed 11/52:40 amEZE - DTW
2 stops23h 45mMultiple Airlines
Deal found 9/14$732
This Avianca Connect deal was found by Cheapflights users on 9/15. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:00 amDTW - EZE
2 stops18h 50mMultiple Airlines
Tue 11/182:40 amEZE - DTW
2 stops23h 45mMultiple Airlines
Deal found 9/15$733
This Avianca Connect deal was found by Cheapflights users on 9/15. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:00 amDTW - EZE
2 stops18h 50mMultiple Airlines
Wed 11/192:40 amEZE - DTW
2 stops23h 45mMultiple Airlines
Deal found 9/15$734
This Mytrip deal was found by Cheapflights users on 9/16. 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 10/196:17 amDTW - AEP
2 stops25h 13mMultiple Airlines
Wed 10/2910:55 amAEP - DTW
3 stops38h 25mMultiple Airlines
Deal found 9/16$745
This Avianca Connect deal was found by Cheapflights users on 9/15. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/109:00 amDTW - EZE
2 stops18h 50mMultiple Airlines
Wed 11/194:55 pmEZE - DTW
2 stops23h 14mMultiple Airlines
Deal found 9/15$748
This Avianca Connect deal was found by Cheapflights users on 9/15. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/169:00 amDTW - EZE
2 stops18h 50mMultiple Airlines
Sat 12/64:55 pmEZE - DTW
2 stops23h 14mMultiple Airlines
Deal found 9/15$799
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Fri 11/147:00 amDTW - AEP
2 stops22h 30mMultiple Airlines
Wed 11/199:50 amAEP - DTW
3 stops30h 19mMultiple Airlines
Deal found 9/15$819
This Mytrip deal was found by Cheapflights users on 9/14. 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 10/306:17 amDTW - AEP
3 stops34h 13mMultiple Airlines
Thu 11/612:25 pmAEP - DTW
3 stops38h 00mMultiple Airlines
Deal found 9/14$829
This Mytrip deal was found by Cheapflights users on 9/16. 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 10/196:52 amDTW - EZE
3 stops22h 03mMultiple Airlines
Wed 10/294:55 pmEZE - DTW
3 stops28h 05mMultiple Airlines
Deal found 9/16$834
This Mytrip deal was found by Cheapflights users on 9/15. 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 11/106:00 amDTW - AEP
3 stops23h 30mMultiple Airlines
Tue 11/184:50 amAEP - DTW
2 stops35h 19mMultiple Airlines
Deal found 9/15$846
This Mytrip deal was found by Cheapflights users on 9/16. 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 10/199:30 amDTW - EZE
3 stops27h 25mMultiple Airlines
Sun 11/24:55 pmEZE - DTW
3 stops29h 05mMultiple Airlines
Deal found 9/16$856
This Avianca Connect deal was found by Cheapflights users on 9/15. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:00 amDTW - EZE
2 stops18h 50mMultiple Airlines
Mon 12/84:55 pmEZE - DTW
2 stops23h 14mMultiple Airlines
Deal found 9/15$861

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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 September 16, 2025.
Use the filters below to find and compare flights from Detroit to Buenos Aires that are best for you.

Fly from

Detroit

Fly to

Buenos Aires

Route

Depart

Return

Price

DetroitBuenos Aires

DTW - EZE

DTWEZE

Detroit Metropolitan Wayne County

Thu 10/30

7:05 am-5:50 am

2 stops21h 45m

Buenos Aires Ministro Pistarini

Wed 11/5

2:40 am-12:25 am

2 stops23h 45m

$732

DetroitBuenos Aires

DTW - EZE

DTWEZE

Detroit Metropolitan Wayne County

Mon 11/10

9:00 am-5:50 am

2 stops18h 50m

Buenos Aires Ministro Pistarini

Tue 11/18

2:40 am-12:25 am

2 stops23h 45m

$732

DetroitBuenos Aires

DTW - AEP

DTWAEP

Detroit Metropolitan Wayne County

Sun 10/19

6:17 am-6:40 pm

3 stops35h 23m

Buenos Aires Jorge Newbery

Wed 10/29

10:55 am-12:20 am

3 stops38h 25m

$779

DetroitBuenos Aires

DTW - AEP

DTWAEP

Detroit Metropolitan Wayne County

Fri 11/14

7:00 am-7:30 am

2 stops22h 30m

Buenos Aires Jorge Newbery

Wed 11/19

9:50 am-2:09 pm

3 stops30h 19m

$819

DetroitBuenos Aires

DTW - AEP

DTWAEP

Detroit Metropolitan Wayne County

Thu 10/30

6:17 am-5:30 pm

3 stops34h 13m

Buenos Aires Jorge Newbery

Thu 11/6

12:25 pm-12:25 am

3 stops38h 00m

$829

DetroitBuenos Aires

DTW - AEP

DTWAEP

Detroit Metropolitan Wayne County

Mon 11/10

6:00 am-7:30 am

3 stops23h 30m

Buenos Aires Jorge Newbery

Tue 11/18

4:50 am-2:09 pm

2 stops35h 19m

$846

DetroitBuenos Aires

DTW - EZE

DTWEZE

Detroit Metropolitan Wayne County

Sun 10/19

9:30 am-1:55 pm

3 stops27h 25m

Buenos Aires Ministro Pistarini

Sun 11/2

4:55 pm-8:00 pm

3 stops29h 05m

$856

DetroitBuenos Aires

DTW - EZE

DTWEZE

Detroit Metropolitan Wayne County

Thu 10/23

6:17 am-12:10 am

2 stops16h 53m

Buenos Aires Ministro Pistarini

Sat 10/25

2:40 am-11:30 pm

2 stops21h 50m

$911

DetroitBuenos Aires

DTW - EZE

DTWEZE

Detroit Metropolitan Wayne County

Tue 10/14

6:00 am-4:19 am

2 stops21h 19m

Buenos Aires Ministro Pistarini

Tue 10/21

5:08 am-10:01 am

2 stops29h 53m

$972

DetroitBuenos Aires

DTW - EZE

DTWEZE

Detroit Metropolitan Wayne County

Mon 10/6

6:00 am-4:19 am

2 stops21h 19m

Buenos Aires Ministro Pistarini

Tue 10/21

5:08 am-10:01 am

2 stops29h 53m

$972

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 22 results
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Best time to book a flight from Detroit to Buenos Aires

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

What is the cheapest time of day to fly from DTT to BUE?

Find hourly flight availability from Detroit 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 September 16, 2025.

It’s typically best to fly out from Detroit to Buenos Aires in the morning. Doing so could potentially save you 40% on the flight price compared to flying at noon, which is usually more expensive.

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 September 16, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Detroit to Buenos Aires to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

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
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

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!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

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 Detroit 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 airport do you fly from for flights from Detroit to Buenos Aires?

    Detroit All airports (DTT) is the airport you will fly out of if you book a flight from Detroit to Buenos Aires. You should not have trouble finding flights to Buenos Aires from All airports; the airport handles an average of 0 outbound flights to Buenos Aires per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Detroit airport to Buenos Aires. It is only a 0.6 mi journey to All airports (DTT) from Detroit’s city center.

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

    Cheapflights users have booked flights from Detroit to Buenos Aires round-trip from $1,105. Another airline that can offer you cheap pricing is American Airlines. Delta is priced at 23% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

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

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Top 2 airlines flying from Detroit to Buenos Aires

Discover the top 2 airlines that operate flights from Detroit 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,105Average$1,544FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,149Average$1,657FlexibilityNo cancel feeOn-time71%

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