Find flights
When to book
FAQs

Cheap flights from Detroit to Buenos Aires from C$ 1,956

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — BUE
22 Jun — 29 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Detroit to Buenos Aires

Enter your travel dates to find the best prices.

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 23 May 2026.

Mon 12/1010:30 a.m.
DTW
-
AEP
2 stops20h 10m
Delta
Thu 29/102:55 p.m.
AEP
-
DTW
2 stops22h 39m
Delta
Deal found 22/5C$ 1,956
Fri 9/106:30 p.m.
DTW
-
AEP
2 stops19h 20m
Delta
Tue 20/108:05 p.m.
AEP
-
DTW
2 stops20h 06m
Delta
Deal found 18/5C$ 2,011

Find 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 23 May 2026.

Round-trip from

C$ 1,956
Delta
  • Delta
  • 12/10-29/10
  • 4 total stops
  • 42h 49m total
  • Detroit to Buenos Aires
Search Deals

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 629,999 searches. Data last updated 23 May 2026.
Use the filters below to find and compare flights from Detroit to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitBuenos Aires

DTW - AEP

DTWAEP

Detroit Metropolitan Wayne County

Mon 12/10

10:30 a.m.-7:40 a.m.

2 stops20h 10m

Buenos Aires Jorge Newbery

Thu 29/10

2:55 p.m.-12:34 p.m.

2 stops22h 39m

C$ 1,956
Quickest round-trip

DetroitBuenos Aires

DTW - AEP

DTWAEP

Detroit Metropolitan Wayne County

Fri 9/10

6:30 p.m.-2:50 p.m.

2 stops19h 20m

Buenos Aires Jorge Newbery

Tue 20/10

8:05 p.m.-3:11 p.m.

2 stops20h 06m

C$ 2,011

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/5

Sorted by cheapest first

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 month to book a flight from Detroit to Buenos Aires?

Currently, March is the cheapest month in which you can book a flight from Detroit to Buenos Aires (average of C$ 233). Flying from Detroit to Buenos Aires in August is currently the most expensive (average of C$ 2,201). 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.

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?

    If you book a flight to Buenos Aires from Detroit, you will be flying from All airports, which is the city’s only airport. Detroit All airports (DTT) is located 0.9 km from the centre of Detroit. There are 0 flights from All airports to Buenos Aires per day from 0 different airlines.

  • How long is the flight from Detroit to Buenos Aires?

    Delta can get you from Detroit to Buenos Aires in just under 20h 10m. Your travel time can differ by up to . Airlines will cover a distance of 8901 km.

  • 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, March is the cheapest month in which you can book a flight from Detroit to Buenos Aires (average of C$ 233). Flying from Detroit to Buenos Aires in August is currently the most expensive (average of C$ 2,201). 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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Detroit to Buenos Aires?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Buenos Aires from Detroit today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Detroit to Buenos Aires?

Cheapflights simply makes it quick and affordable to book flights from Detroit to Buenos Aires by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Detroit to Buenos Aires with no change fees?

Certainly. Search results for flights to Buenos Aires from Detroit shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Detroit to Buenos Aires become cheaper?

Of course! You can now track prices for flights from Detroit to Buenos Aires and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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.