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Cheap flights from Miami to Buenos Aires from C$ 331

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Miami to Buenos Aires departing on 25/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Miami to Buenos Aires

Cheap round-trip flights

Logo
8:45 a.m. - 3:40 a.m.MIA-AEP
16h 55m2 stops
Logo
9:50 a.m. - 7:20 a.m.AEP-MIA
23h 30m2 stops
C$ 968
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Sat, 7 Feb - Sat, 28 Feb
Logo
8:45 a.m. - 3:40 a.m.MIA-AEP
16h 55m2 stops
Logo
9:50 a.m. - 7:20 a.m.AEP-MIA
23h 30m2 stops
C$ 979
Find Deal
Sat, 7 Feb - Sat, 28 Feb
Logo
8:45 a.m. - 3:40 a.m.MIA-AEP
16h 55m2 stops
Logo
4:50 a.m. - 3:50 p.m.AEP-MIA
13h 00m1 stop
C$ 1,021
Find Deal
Sat, 7 Feb - Fri, 27 Feb
Delta Logo
12:36 p.m. - 9:00 a.m.MIA-EZE
18h 24m1 stop
Delta Logo
4:05 a.m. - 2:20 p.m.EZE-MIA
12h 15m1 stop
C$ 1,038Delta
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Wed, 19 Nov - Mon, 24 Nov
Delta Logo
5:00 p.m. - 2:00 p.m.MIA-EZE
20h 00m1 stop
Delta Logo
7:50 a.m. - 2:20 p.m.EZE-MIA
32h 30m1 stop
C$ 1,040Delta
Find Deal
Sat, 25 Oct - Wed, 12 Nov
Copa Airlines Logo
12:46 p.m. - 4:10 a.m.MIA-EZE
13h 24m1 stop
Copa Airlines Logo
2:32 p.m. - 12:45 a.m.EZE-MIA
12h 13m1 stop
C$ 1,043Copa Airlines
Find Deal
Fri, 21 Nov - Sat, 29 Nov
United Airlines Logo
6:45 a.m. - 8:00 a.m.MIA-EZE
24h 15m1 stop
United Airlines Logo
9:00 p.m. - 11:00 a.m.EZE-MIA
15h 00m1 stop
C$ 1,047United Airlines
Find Deal
Sun, 12 Oct - Wed, 22 Oct
United Airlines Logo
6:45 a.m. - 8:00 a.m.MIA-EZE
24h 15m1 stop
United Airlines Logo
9:00 p.m. - 3:47 p.m.EZE-MIA
19h 47m1 stop
C$ 1,060United Airlines
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Sun, 12 Oct - Fri, 24 Oct
Copa Airlines Logo
4:59 a.m. - 4:16 a.m.MIA-EZE
21h 17m1 stop
Copa Airlines Logo
3:57 a.m. - 1:49 p.m.EZE-MIA
11h 52m1 stop
C$ 1,071Copa Airlines
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Wed, 19 Nov - Sun, 23 Nov
Aerolineas Argentinas Logo
5:25 p.m. - 4:30 a.m.MIA-EZE
9h 05mdirect
Aerolineas Argentinas Logo
3:15 p.m. - 10:30 p.m.EZE-MIA
9h 15mdirect
C$ 1,215Aerolineas Argentinas
Find Deal
Sat, 7 Feb - Sat, 28 Feb

United Airlines flights from Miami to Buenos Aires

Our best United Airlines deals on Miami to Buenos Aires flight tickets
United Airlines
18 Sep
MIA12:50 p.m.Miami
18h 10m
2 stops
EZE8:00 a.m.Buenos Aires Ministro Pistarini
25 Sep
EZE9:00 p.m.Buenos Aires Ministro Pistarini
26h 45m
2 stops
MIA10:45 p.m.Miami
C$ 1,047
Find similar
United Airlines
12 Oct
MIA6:45 a.m.Miami
24h 15m
1 stop
EZE8:00 a.m.Buenos Aires Ministro Pistarini
24 Oct
EZE9:00 p.m.Buenos Aires Ministro Pistarini
19h 47m
1 stop
MIA3:47 p.m.Miami
C$ 1,060
Find similar
United Airlines
12 Sep
MIA4:16 p.m.Miami
38h 44m
2 stops
EZE8:00 a.m.Buenos Aires Ministro Pistarini
22 Sep
EZE9:00 p.m.Buenos Aires Ministro Pistarini
19h 10m
2 stops
MIA3:10 p.m.Miami
C$ 1,067
Find similar

Delta flights from Miami to Buenos Aires

Our best Delta deals on Miami to Buenos Aires flight tickets
Delta
19 Nov
MIA12:36 p.m.Miami
18h 24m
1 stop
EZE9:00 a.m.Buenos Aires Ministro Pistarini
24 Nov
EZE4:05 a.m.Buenos Aires Ministro Pistarini
12h 15m
1 stop
MIA2:20 p.m.Miami
C$ 1,038
Find similar
Delta
12 Sep
MIA10:40 a.m.Miami
13h 10m
1 stop
EZE12:50 a.m.Buenos Aires Ministro Pistarini
29 Sep
EZE7:40 a.m.Buenos Aires Ministro Pistarini
13h 55m
1 stop
MIA8:35 p.m.Miami
C$ 1,040
Find similar
Delta
23 Nov
MIA4:52 p.m.Miami
14h 08m
1 stop
EZE9:00 a.m.Buenos Aires Ministro Pistarini
27 Nov
EZE8:55 p.m.Buenos Aires Ministro Pistarini
16h 26m
1 stop
MIA11:21 a.m.Miami
C$ 1,045
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momondo Fare Finder

 
Customize your flight search to find flights from Miami 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, momondo users made 96,600 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Miami to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Sat 7/2

8:45 a.m.-3:40 a.m.

2 stops16h 55m

Buenos Aires Jorge Newbery

Sat 28/2

9:50 a.m.-7:20 a.m.

2 stops23h 30m

C$ 968

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Sat 7/2

8:45 a.m.-3:40 a.m.

2 stops16h 55m

Buenos Aires Jorge Newbery

Sat 28/2

9:50 a.m.-7:20 a.m.

2 stops23h 30m

C$ 979

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Sat 7/2

8:45 a.m.-3:40 a.m.

2 stops16h 55m

Buenos Aires Jorge Newbery

Fri 27/2

4:50 a.m.-3:50 p.m.

1 stop13h 00m

C$ 1,021

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 19/11

12:36 p.m.-9:00 a.m.

1 stop18h 24m

Buenos Aires Ministro Pistarini

Mon 24/11

4:05 a.m.-2:20 p.m.

1 stop12h 15m

C$ 1,038

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sat 25/10

5:00 p.m.-2:00 p.m.

1 stop20h 00m

Buenos Aires Ministro Pistarini

Wed 12/11

7:50 a.m.-2:20 p.m.

1 stop32h 30m

C$ 1,040

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Fri 21/11

12:46 p.m.-4:10 a.m.

1 stop13h 24m

Buenos Aires Ministro Pistarini

Sat 29/11

2:32 p.m.-12:45 a.m.

1 stop12h 13m

C$ 1,043

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 12/10

6:45 a.m.-8:00 a.m.

1 stop24h 15m

Buenos Aires Ministro Pistarini

Wed 22/10

9:00 p.m.-11:00 a.m.

1 stop15h 00m

C$ 1,047

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 12/10

6:45 a.m.-8:00 a.m.

1 stop24h 15m

Buenos Aires Ministro Pistarini

Fri 24/10

9:00 p.m.-3:47 p.m.

1 stop19h 47m

C$ 1,060

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 19/11

4:59 a.m.-4:16 a.m.

1 stop21h 17m

Buenos Aires Ministro Pistarini

Sun 23/11

3:57 a.m.-1:49 p.m.

1 stop11h 52m

C$ 1,071

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sat 7/2

5:25 p.m.-4:30 a.m.

Nonstop9h 05m

Buenos Aires Ministro Pistarini

Sat 28/2

3:15 p.m.-10:30 p.m.

Nonstop9h 15m

C$ 1,215

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Miami to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Miami is in October. Flight prices, which tend to average around C$ 1,056, are often lower during this time because this is during the off-season. If you’re not able to fly to Buenos Aires in October, then September is your next best option. Flight prices from Miami to Buenos Aires during September average around C$ 1,082.

What is the cheapest day to depart on your flight to Buenos Aires?

The cheapest day to depart on your flight to Buenos Aires is on a Friday when prices can be found for as low as C$ 1,137. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Miami to Buenos Aires for around C$ 1,371.

What is the cheapest time of day to depart on your flight to Buenos Aires?

According to our data, the cheapest time of day to fly to Buenos Aires is in the afternoon. momondo users have found flights departing from Miami to Buenos Aires in the afternoon for as low as C$ 1,128. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of C$ 1,418.

What is the cheapest Miami to Buenos Aires flight route?

Fly from Miami to Buenos Aires Ministro Pistarini for the best Miami - Buenos Aires flight prices

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around C$ 1,226 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Miami for as low as C$ 1,191 on momondo.

What cabin class options are available on Miami to Buenos Aires flights?

There are 3 cabin classes available to choose from on Miami to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Miami to Buenos Aires flights?

You could potentially save up to 32% on your flight if you consider stops on a Miami to Buenos Aires flight.

How have Miami to Buenos Aires flight prices changed over time?

As of September 2025, prices for Miami to Buenos Aires flights are approximately 58% more expensive when compared to flights at the same time last year.

When to book flights from Miami to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Miami to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Miami to Buenos Aires (MIA to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Miami to Buenos Aires

Fastest flight time

8h 40m

Direct flights

Every day

Airports in Buenos Aires

1 airport
The fastest flight from Miami to Buenos Aires takes 8h 40m
Direct flights go from Miami to Buenos Aires every day.
There is 1 airport near Buenos Aires: Buenos Aires Ministro Pistarini (EZE)
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  • How far is Miami to Buenos Aires by plane?

    The straight-line distance from Miami to Buenos Aires is 7092.3 km. In terms of flight time, this usually takes a little over 9h 05m.

  • When did momondo last update prices for flights from Miami Airport to Buenos Aires?

    Prices for flights from Miami Airport to Buenos Aires refresh daily.

  • How many operators does momondo search for flights from Miami Airport to Buenos Aires?

  • How old do you have to be to fly from Miami Airport to Buenos Aires?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Miami Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Miami to Buenos Aires?

  • What is the most popular airline from Miami to Buenos Aires?

Best airlines flying from Miami to Buenos Aires

Compare and see reviews for airlines that fly from Miami to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
Aerolineas ArgentinasPriceFrom C$ 740Free CancellationRating
8.1
931 reviews
Search Aerolineas Argentinas flights

  • Aerolineas Argentinas Flights From Miami to Buenos Aires

    The lowest priced Aerolineas Argentinas flight from Miami to Buenos Aires from the last 72 hours was C$ 534. Generally, Aerolineas Argentinas has 14 flights on this route every week with an average price of C$ 777. Aerolineas Argentinas is rated 8.1/10 by our users.

Why use momondo?

Why should I use momondo to find a flight deal from Miami to Buenos Aires?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Miami to Buenos Aires. momondo saves you time and could save you money on your trip.

Can I find flights from Miami to Buenos Aires with flexible booking policies on momondo?

Yes. All flights to Buenos Aires from Miami on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Miami to Buenos Aires?

Once you have performed a search for Miami to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Miami to Buenos Aires right now. Can momondo alert me if prices change?

Price alerts on flights to Buenos Aires from Miami are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Buenos Aires trip

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 27.4 km from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport