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Cheap flights from Miami to Buenos Aires from C$ 336

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 11/9. 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

Delta Logo
1:45 a.m. - 5:55 a.m.MIA-EZE
27h 10m1 stop
Delta Logo
7:40 a.m. - 7:15 a.m.EZE-MIA
24h 35m1 stop
C$ 1,006Delta
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Tue, 26 Aug - Wed, 10 Sep
Delta Logo
5:00 p.m. - 5:55 a.m.MIA-EZE
11h 55m1 stop
Delta Logo
7:55 a.m. - 6:10 a.m.EZE-MIA
24h 15m1 stop
C$ 1,010Delta
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Fri, 17 Oct - Mon, 3 Nov
Delta Logo
2:45 p.m. - 5:55 a.m.MIA-EZE
38h 10m2 stops
Delta Logo
6:40 a.m. - 5:55 p.m.EZE-MIA
12h 15m1 stop
C$ 1,011Delta
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Mon, 22 Sep - Tue, 21 Oct
Arajet Logo
1:55 p.m. - 3:25 a.m.MIA-EZE
12h 30m1 stop
Arajet Logo
9:15 p.m. - 12:25 p.m.EZE-MIA
16h 10m1 stop
C$ 1,146Arajet
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Tue, 19 Aug - Wed, 17 Sep
Avianca Logo
8:15 a.m. - 1:25 a.m.MIA-EZE
16h 10m1 stop
Avianca Logo
2:30 a.m. - 12:55 p.m.EZE-MIA
11h 25m1 stop
C$ 1,150Avianca
Find Deal
Mon, 20 Oct - Sun, 26 Oct
Avianca Logo
12:45 a.m. - 5:05 a.m.MIA-EZE
26h 20m1 stop
Avianca Logo
7:10 a.m. - 3:15 a.m.EZE-MIA
22h 05m1 stop
C$ 1,156Avianca
Find Deal
Sun, 11 Jan - Wed, 4 Feb
Copa Airlines Logo
4:59 a.m. - 1:00 a.m.MIA-EZE
18h 01m1 stop
Copa Airlines Logo
3:57 a.m. - 9:45 p.m.EZE-MIA
19h 48m1 stop
C$ 1,160Copa Airlines
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Wed, 26 Nov - Wed, 10 Dec
United Airlines Logo
8:40 a.m. - 8:00 a.m.MIA-EZE
22h 20m1 stop
United Airlines Logo
9:00 p.m. - 3:10 p.m.EZE-MIA
19h 10m2 stops
C$ 1,164United Airlines
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Wed, 27 Aug - Wed, 3 Sep
United Airlines Logo
12:50 p.m. - 8:00 a.m.MIA-EZE
18h 10m2 stops
United Airlines Logo
9:00 p.m. - 3:10 p.m.EZE-MIA
19h 10m2 stops
C$ 1,183United Airlines
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Fri, 12 Sep - Mon, 22 Sep
Copa Airlines Logo
4:59 a.m. - 10:31 p.m.MIA-EZE
15h 32m1 stop
Copa Airlines Logo
2:27 a.m. - 3:41 p.m.EZE-MIA
15h 14m1 stop
C$ 1,187Copa Airlines
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Sun, 28 Dec - Sat, 7 Feb

Avianca flights from Miami to Buenos Aires

Our best Avianca deals on Miami to Buenos Aires flight tickets
Avianca
20 Oct
MIA8:15 a.m.Miami
16h 10m
1 stop
EZE1:25 a.m.Buenos Aires Ministro Pistarini
26 Oct
EZE2:30 a.m.Buenos Aires Ministro Pistarini
11h 25m
1 stop
MIA12:55 p.m.Miami
C$ 1,150
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Avianca
11 Jan
MIA12:45 a.m.Miami
26h 20m
1 stop
EZE5:05 a.m.Buenos Aires Ministro Pistarini
4 Feb
EZE7:10 a.m.Buenos Aires Ministro Pistarini
22h 05m
1 stop
MIA3:15 a.m.Miami
C$ 1,156
Find similar
Avianca
11 Jan
MIA12:45 a.m.Miami
26h 20m
1 stop
EZE5:05 a.m.Buenos Aires Ministro Pistarini
31 Jan
EZE7:10 a.m.Buenos Aires Ministro Pistarini
30h 30m
1 stop
MIA11:40 a.m.Miami
C$ 1,175
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Copa Airlines flights from Miami to Buenos Aires

Our best Copa Airlines deals on Miami to Buenos Aires flight tickets
Copa Airlines
26 Nov
MIA4:59 a.m.Miami
18h 01m
1 stop
EZE1:00 a.m.Buenos Aires Ministro Pistarini
10 Dec
EZE3:57 a.m.Buenos Aires Ministro Pistarini
19h 48m
1 stop
MIA9:45 p.m.Miami
C$ 1,160
Find similar
Copa Airlines
28 Dec
MIA4:59 a.m.Miami
15h 32m
1 stop
EZE10:31 p.m.Buenos Aires Ministro Pistarini
7 Feb
EZE2:27 a.m.Buenos Aires Ministro Pistarini
15h 14m
1 stop
MIA3:41 p.m.Miami
C$ 1,187
Find similar
Copa Airlines
7 Dec
MIA4:59 a.m.Miami
15h 32m
1 stop
EZE10:31 p.m.Buenos Aires Ministro Pistarini
21 Dec
EZE2:32 p.m.Buenos Aires Ministro Pistarini
12h 13m
1 stop
MIA12:45 a.m.Miami
C$ 1,227
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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 30 July 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 - EZE

MIAEZE

Miami

Tue 26/8

1:45 a.m.-5:55 a.m.

1 stop27h 10m

Buenos Aires Ministro Pistarini

Wed 10/9

7:40 a.m.-7:15 a.m.

1 stop24h 35m

C$ 1,006

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Fri 17/10

5:00 p.m.-5:55 a.m.

1 stop11h 55m

Buenos Aires Ministro Pistarini

Mon 3/11

7:55 a.m.-6:10 a.m.

1 stop24h 15m

C$ 1,010

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Mon 22/9

2:45 p.m.-5:55 a.m.

2 stops38h 10m

Buenos Aires Ministro Pistarini

Tue 21/10

6:40 a.m.-5:55 p.m.

1 stop12h 15m

C$ 1,011

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Tue 19/8

1:55 p.m.-3:25 a.m.

1 stop12h 30m

Buenos Aires Ministro Pistarini

Wed 17/9

9:15 p.m.-12:25 p.m.

1 stop16h 10m

C$ 1,146

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Mon 20/10

8:15 a.m.-1:25 a.m.

1 stop16h 10m

Buenos Aires Ministro Pistarini

Sun 26/10

2:30 a.m.-12:55 p.m.

1 stop11h 25m

C$ 1,150

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 11/1

12:45 a.m.-5:05 a.m.

1 stop26h 20m

Buenos Aires Ministro Pistarini

Wed 4/2

7:10 a.m.-3:15 a.m.

1 stop22h 05m

C$ 1,156

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 26/11

4:59 a.m.-1:00 a.m.

1 stop18h 01m

Buenos Aires Ministro Pistarini

Wed 10/12

3:57 a.m.-9:45 p.m.

1 stop19h 48m

C$ 1,160

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 27/8

8:40 a.m.-8:00 a.m.

1 stop22h 20m

Buenos Aires Ministro Pistarini

Wed 3/9

9:00 p.m.-3:10 p.m.

2 stops19h 10m

C$ 1,164

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Fri 12/9

12:50 p.m.-8:00 a.m.

2 stops18h 10m

Buenos Aires Ministro Pistarini

Mon 22/9

9:00 p.m.-3:10 p.m.

2 stops19h 10m

C$ 1,183

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 28/12

4:59 a.m.-10:31 p.m.

1 stop15h 32m

Buenos Aires Ministro Pistarini

Sat 7/2

2:27 a.m.-3:41 p.m.

1 stop15h 14m

C$ 1,187

Flights are sorted by cheapest round-trip flights 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 typical price of a round-trip flight between Miami and Buenos Aires?

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$ 1,048, 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$ 1,070.

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 Wednesday when prices can be found for as low as C$ 1,069. 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$ 1,361.

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$ 1,123. 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$ 1,409.

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$ 1,215 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$ 1,158 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 July 2025, prices for Miami to Buenos Aires flights are approximately 5% 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

Best price found

C$ 336

Fastest flight time

9h 05m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Buenos Aires

2 airports
The best one-way flight to Buenos Aires from Miami in the past 72 hours is C$ 336. The best round-trip flight deal from Miami to Buenos Aires found on momondo in the last 72 hours is C$ 1,006.
The fastest flight from Miami to Buenos Aires takes 9h 05m
Direct flights go from Miami to Buenos Aires on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Aerolineas Argentinas and Delta.
There are 2 airports near Buenos Aires: Buenos Aires Ministro Pistarini (EZE), Buenos Aires Jorge Newbery (AEP)
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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 11h 15m.

  • 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$ 735Free CancellationRating
8.1
899 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 12 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.

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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