Which airline has the best punctuality record on Miami to Buenos Aires flights?

According to our data, La Costena have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

How often are flights from Miami to Buenos Aires delayed?

Historically, on average around 28% of flights between Miami and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

How many flights depart from Miami to Buenos Aires on average per day?

As of December 2025, 7 flights take off from Miami and land in Buenos Aires each day. The most common flight departure time for this route is 08:00, with 39% of daily flights taking off at midday.

How many flights depart from Miami to Buenos Aires on average per week?

As of December 2025, 53 flights take off from Miami and land in Buenos Aires each week. The most common flight departure day for this route is Mon, with 19% of weekly flights taking off on this day.

What is the most punctual flight time for Miami to Buenos Aires flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

What is the cheapest airline that flies from Miami to Buenos Aires?

Delta, Copa Airlines, and United Airlines are the most popular carriers operating from Miami to Buenos Aires

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

Prices for flights from Miami Airport to Buenos Aires were last updated today.

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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£176 Cheap Flights from Miami to Buenos Aires in 2025/26

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07:15 - 09:00MIA-EZE

23h 45m1 stop

08:00 - 14:20EZE-MIA

32h 20m1 stop

£516Delta

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Sun, 1 Feb - Sun, 8 Feb

12:18 - 07:20MIA-EZE

41h 02m2 stops

22:05 - 10:55EZE-MIA

14h 50m1 stop

£516United Airlines

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Sat, 31 Jan - Wed, 11 Feb

08:15 - 10:15MIA-EZE

24h 00m2 stops

11:00 - 17:55EZE-MIA

8h 55mdirect

£519Delta

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Tue, 3 Feb - Fri, 13 Feb

06:15 - 07:20MIA-EZE

23h 05m1 stop

21:05 - 14:29EZE-MIA

42h 24m3 stops

£520United Airlines

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Sun, 1 Mar - Mon, 9 Mar

05:01 - 22:34MIA-EZE

15h 33m1 stop

03:47 - 21:43EZE-MIA

19h 56m1 stop

£522Copa Airlines

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Wed, 28 Jan - Thu, 26 Feb

08:15 - 07:20MIA-EZE

21h 05m1 stop

20:55 - 09:24EZE-MIA

14h 29m1 stop

£523Delta

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Sat, 17 Jan - Thu, 29 Jan

19:59 - 10:15MIA-EZE

37h 16m1 stop

07:35 - 20:35EZE-MIA

14h 00m1 stop

£525Delta

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Sun, 22 Mar - Fri, 3 Apr

06:20 - 07:20MIA-EZE

23h 00m1 stop

23:55 - 21:59EZE-MIA

24h 04m1 stop

£528United Airlines

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Sun, 8 Feb - Sat, 28 Feb

19:25 - 07:20MIA-EZE

33h 55m1 stop

04:05 - 00:53EZE-MIA

22h 48m2 stops

£528Delta

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Thu, 5 Feb - Wed, 11 Feb

05:01 - 01:02MIA-EZE

18h 01m1 stop

03:47 - 22:24EZE-MIA

19h 37m1 stop

£533Copa Airlines

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Fri, 6 Mar - Mon, 9 Mar

Delta flights from Miami to Buenos Aires

Our best Delta deals on Miami to Buenos Aires flight tickets

Delta

1 Feb

MIA07:15Miami

23h 45m

1 stop

EZE09:00Buenos Aires Ministro Pistarini

8 Feb

EZE08:00Buenos Aires Ministro Pistarini

32h 20m

1 stop

MIA14:20Miami

£516

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Delta

3 Feb

MIA08:15Miami

24h 00m

2 stops

EZE10:15Buenos Aires Ministro Pistarini

13 Feb

EZE11:00Buenos Aires Ministro Pistarini

8h 55m

MIA17:55Miami

£519

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Delta

12 Mar

MIA01:10Miami

12h 45m

1 stop

EZE14:55Buenos Aires Ministro Pistarini

26 Mar

EZE04:05Buenos Aires Ministro Pistarini

21h 48m

2 stops

MIA00:53Miami

£519

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United Airlines flights from Miami to Buenos Aires

Our best United Airlines deals on Miami to Buenos Aires flight tickets

United Airlines

31 Jan

MIA12:18Miami

41h 02m

2 stops

EZE07:20Buenos Aires Ministro Pistarini

11 Feb

EZE22:05Buenos Aires Ministro Pistarini

14h 50m

1 stop

MIA10:55Miami

£516

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United Airlines

1 Mar

MIA06:15Miami

23h 05m

1 stop

EZE07:20Buenos Aires Ministro Pistarini

9 Mar

EZE21:05Buenos Aires Ministro Pistarini

42h 24m

3 stops

MIA14:29Miami

£520

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United Airlines

8 Feb

MIA09:05Miami

22h 15m

1 stop

EZE09:20Buenos Aires Ministro Pistarini

28 Feb

EZE22:05Buenos Aires Ministro Pistarini

26h 15m

2 stops

MIA22:20Miami

£528

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Fly from

Fly to

Route

Depart

Return

Price

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 1/2

07:15-09:00

1 stop23h 45m

Buenos Aires Ministro Pistarini

Sun 8/2

08:00-14:20

1 stop32h 20m

£516

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sat 31/1

12:18-07:20

2 stops41h 02m

Buenos Aires Ministro Pistarini

Wed 11/2

22:05-10:55

1 stop14h 50m

£516

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Tue 3/2

08:15-10:15

2 stops24h 00m

Buenos Aires Ministro Pistarini

Fri 13/2

11:00-17:55

Nonstop8h 55m

£519

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 1/3

06:15-07:20

1 stop23h 05m

Buenos Aires Ministro Pistarini

Mon 9/3

21:05-14:29

3 stops42h 24m

£520

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 28/1

05:01-22:34

1 stop15h 33m

Buenos Aires Ministro Pistarini

Thu 26/2

03:47-21:43

1 stop19h 56m

£522

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sat 17/1

08:15-07:20

1 stop21h 05m

Buenos Aires Ministro Pistarini

Thu 29/1

20:55-09:24

1 stop14h 29m

£523

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 22/3

19:59-10:15

1 stop37h 16m

Buenos Aires Ministro Pistarini

Fri 3/4

07:35-20:35

1 stop14h 00m

£525

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 8/2

06:20-07:20

1 stop23h 00m

Buenos Aires Ministro Pistarini

Sat 28/2

23:55-21:59

1 stop24h 04m

£528

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Thu 5/2

19:25-07:20

1 stop33h 55m

Buenos Aires Ministro Pistarini

Wed 11/2

04:05-00:53

2 stops22h 48m

£528

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Fri 6/3

05:01-01:02

1 stop18h 01m

Buenos Aires Ministro Pistarini

Mon 9/3

03:47-22:24

1 stop19h 37m

£533

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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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Buenos Aires?

In general, September is the cheapest month to fly from Miami to Buenos Aires. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £568. If you don’t want to visit Buenos Aires in September, then you should wait until October to fly from Miami, when ticket prices are also cheap, with an average price of £568.

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 £668 when searching weeks before you fly. 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 £625 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 19% 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 December 2025, prices for Miami to Buenos Aires flights are approximately 24% cheaper 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 return 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	9h 05m
Direct flights	Every day
Airports in Buenos Aires	1 airport

The fastest flight from Miami to Buenos Aires takes 9h 05m

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?
Buenos Aires is 4406.9 mi away from Miami. Typically, this will take 8h 40m by plane in normal conditions.
When did momondo last update prices for flights from Miami Airport to Buenos Aires?
Prices for flights from Miami Airport to Buenos Aires were last updated today.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Miami to Buenos Aires?
Based on momondo bookings for flights between Miami and Buenos Aires, the leading plane model is Airbus A330, making up 39.62% of the total bookings. Other popular models include Boeing 787-8 Dreamliner with 38.83%, Boeing 777-300ER with 19.58%, and Boeing 777-200/200ER with 1.07%.

Why use momondo?

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

It is quick and easy to find Miami to Buenos Aires flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buenos Aires that suits you.

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

All flight searches from Miami to Buenos Aires on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buenos Aires from Miami.

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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Buenos Aires Jorge Newbery Airport

Buenos Aires Ministro Pistarini Airport

Cheap flights from Miami to Buenos Aires from £176

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 26/12. 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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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?

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?

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 19% 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 December 2025, prices for Miami to Buenos Aires flights are approximately 24% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Miami to Buenos Aires?

Delta, Copa Airlines, and United Airlines are the most popular carriers operating from Miami to Buenos Aires

How often are flights from Miami to Buenos Aires delayed?

Historically, on average around 28% of flights between Miami and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

What is the most punctual flight time for Miami to Buenos Aires flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Miami to Buenos Aires flights?

According to our data, La Costena have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

How many flights depart from Miami to Buenos Aires on average per day?

As of December 2025, 7 flights take off from Miami and land in Buenos Aires each day. The most common flight departure time for this route is 08:00, with 39% of daily flights taking off at midday.

How many flights depart from Miami to Buenos Aires on average per week?

As of December 2025, 53 flights take off from Miami and land in Buenos Aires each week. The most common flight departure day for this route is Mon, with 19% of weekly flights taking off on this day.

When to book flights from Miami to Buenos Aires

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

Direct flights

Airports in Buenos Aires

How far is Miami to Buenos Aires by plane?

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

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

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

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

Why use momondo?

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

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

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

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

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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 17.0 mi from Buenos Aires