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 11% of their flights experiencing any sort of delay.

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

Avianca, Copa Airlines, and Delta 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 162 minutes.

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

As of January 2026, 91 flights take off from Miami and land in Buenos Aires each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

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

As of January 2026, 13 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 46% of daily flights taking off in the evening.

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.

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.

£249 Cheap Flights from Miami to Buenos Aires in 2026

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17:18 - 10:20

MIA

EZE

16h 02m

1 stop

04:45 - 15:48

EZE

MIA

12h 03m

1 stop

£482Arajet

Wed, 18 Mar - Wed, 8 Apr

13:55 - 03:45

MIA

EZE

12h 50m

1 stop

21:15 - 12:25

EZE

MIA

16h 10m

1 stop

£544Arajet

Thu, 16 Apr - Mon, 20 Apr

22:55 - 09:35

MIA

EZE

8h 40mdirect

08:00 - 20:25

EZE

MIA

13h 25m

1 stop

£560Delta

Thu, 5 Mar - Wed, 18 Mar

23:10 - 08:35

MIA

EZE

8h 25mdirect

13:20 - 20:55

EZE

MIA

8h 35mdirect

£561Delta

Sun, 3 May - Sat, 16 May

06:00 - 22:25

MIA

EZE

15h 25m

1 stop

09:11 - 22:23

EZE

MIA

14h 12m

1 stop

£563Copa Airlines

Wed, 8 Apr - Wed, 22 Apr

07:30 - 06:10

MIA

EZE

21h 40m

2 stops

02:20 - 17:40

EZE

MIA

16h 20m

1 stop

£565Delta

Wed, 6 May - Tue, 12 May

10:26 - 10:15

MIA

EZE

22h 49m

2 stops

11:00 - 18:55

EZE

MIA

8h 55mdirect

£568Delta

Tue, 10 Mar - Fri, 20 Mar

00:15 - 14:45

MIA

EZE

13h 30m

1 stop

13:20 - 20:55

EZE

MIA

8h 35mdirect

£568Delta

Fri, 1 May - Sun, 24 May

12:50 - 08:00

MIA

EZE

18h 10m

1 stop

21:00 - 15:25

EZE

MIA

19h 25m

1 stop

£572United Airlines

Sun, 3 May - Wed, 20 May

09:16 - 08:00

MIA

EZE

21h 44m

2 stops

21:00 - 18:29

EZE

MIA

22h 29m

2 stops

£575United Airlines

Tue, 5 May - Wed, 20 May

Copa Airlines flights from Miami to Buenos Aires

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

Copa Airlines

21 Jan

MIA05:01Miami

18h 03m

1 stop

EZE01:04Buenos Aires Ministro Pistarini

18 Feb

EZE05:16Buenos Aires Ministro Pistarini

15h 40m

1 stop

MIA18:56Miami

£563

Copa Airlines

25 Jan

MIA05:26Miami

20h 44m

1 stop

EZE04:10Buenos Aires Ministro Pistarini

15 Feb

EZE09:16Buenos Aires Ministro Pistarini

14h 27m

1 stop

MIA21:43Miami

£578

Copa Airlines

11 Feb

MIA05:01Miami

18h 03m

1 stop

EZE01:04Buenos Aires Ministro Pistarini

18 Feb

EZE05:16Buenos Aires Ministro Pistarini

21h 21m

1 stop

MIA00:37Miami

£619

United Airlines flights from Miami to Buenos Aires

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

United Airlines

3 May

MIA12:50Miami

18h 10m

1 stop

EZE08:00Buenos Aires Ministro Pistarini

20 May

EZE21:00Buenos Aires Ministro Pistarini

19h 25m

1 stop

MIA15:25Miami

£572

United Airlines

5 May

MIA09:16Miami

21h 44m

2 stops

EZE08:00Buenos Aires Ministro Pistarini

20 May

EZE21:00Buenos Aires Ministro Pistarini

22h 29m

2 stops

MIA18:29Miami

£575

United Airlines

3 Feb

MIA12:18Miami

19h 02m

2 stops

EZE09:20Buenos Aires Ministro Pistarini

2 Mar

EZE23:55Buenos Aires Ministro Pistarini

20h 21m

1 stop

MIA18:16Miami

£580

Fly from

Fly to

Route

Depart

Return

Price

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 18/3

17:18-10:20

1 stop16h 02m

Buenos Aires Ministro Pistarini

Wed 8/4

04:45-15:48

1 stop12h 03m

£482

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Thu 16/4

13:55-03:45

1 stop12h 50m

Buenos Aires Ministro Pistarini

Mon 20/4

21:15-12:25

1 stop16h 10m

£544

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Thu 5/3

22:55-09:35

Nonstop8h 40m

Buenos Aires Ministro Pistarini

Wed 18/3

08:00-20:25

1 stop13h 25m

£560

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 3/5

23:10-08:35

Nonstop8h 25m

Buenos Aires Ministro Pistarini

Sat 16/5

13:20-20:55

Nonstop8h 35m

£561

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 8/4

06:00-22:25

1 stop15h 25m

Buenos Aires Ministro Pistarini

Wed 22/4

09:11-22:23

1 stop14h 12m

£563

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 6/5

07:30-06:10

2 stops21h 40m

Buenos Aires Ministro Pistarini

Tue 12/5

02:20-17:40

1 stop16h 20m

£565

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Tue 10/3

10:26-10:15

2 stops22h 49m

Buenos Aires Ministro Pistarini

Fri 20/3

11:00-18:55

Nonstop8h 55m

£568

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Fri 1/5

00:15-14:45

1 stop13h 30m

Buenos Aires Ministro Pistarini

Sun 24/5

13:20-20:55

Nonstop8h 35m

£568

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 3/5

12:50-08:00

1 stop18h 10m

Buenos Aires Ministro Pistarini

Wed 20/5

21:00-15:25

1 stop19h 25m

£572

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Tue 5/5

09:16-08:00

2 stops21h 44m

Buenos Aires Ministro Pistarini

Wed 20/5

21:00-18:29

2 stops22h 29m

£575

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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, October 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 £559. If you don’t want to visit Buenos Aires in October, then you should wait until September to fly from Miami, when ticket prices are also cheap, with an average price of £560.

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 £660 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 £621 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?

No. A direct flight is the cheapest option for a flight between Miami to Buenos Aires.

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

As of January 2026, prices for Miami to Buenos Aires flights are approximately 24% 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 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	2 airports

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

Direct flights go from Miami to Buenos Aires every day.

There are 2 airports in Buenos Aires. From Miami there are direct flights to 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 9h 05m 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 Boeing 787-8 Dreamliner, making up 45.31% of the total bookings. Other popular models include Airbus A330 with 33.69%, Boeing 777-300ER with 19.21%, and Boeing 777-200/200ER with 0.85%.

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 £249

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 4/3. 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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Copa Airlines flights from Miami to Buenos Aires

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See travel insights to Buenos Aires from

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

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?

No. A direct flight is the cheapest option for a flight between Miami to Buenos Aires.

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

As of January 2026, prices for Miami to Buenos Aires flights are approximately 24% more expensive when compared to flights at the same time last year.

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

Avianca, Copa Airlines, and Delta 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 162 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 11% of their flights experiencing any sort of delay.

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

As of January 2026, 13 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 46% of daily flights taking off in the evening.

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

As of January 2026, 91 flights take off from Miami and land in Buenos Aires each week. The most common flight departure day for this route is Mon, with 16% 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