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Cheap flights from Miami to Buenos Aires from $233

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 11/25. 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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Cheap round-trip flights

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Multiple Airlines Logo
3:05 am - 12:35 amMIA-EZE
20h 30m1 stop
Multiple Airlines Logo
3:30 am - 3:50 pmEZE-MIA
14h 20m1 stop
$685Multiple Airlines
Find Deal
Thu, Oct 30 - Sun, Nov 9
Multiple Airlines Logo
6:10 pm - 6:55 amMIA-EZE
35h 45m2 stops
Multiple Airlines Logo
9:55 pm - 4:50 pmEZE-MIA
20h 55m1 stop
$686Multiple Airlines
Find Deal
Mon, Oct 27 - Wed, Nov 12
Multiple Airlines Logo
5:10 pm - 7:30 amMIA-AEP
12h 20m1 stop
Multiple Airlines Logo
11:30 am - 3:10 amAEP-MIA
17h 40m2 stops
$686Multiple Airlines
Find Deal
Sat, Nov 8 - Wed, Nov 12
Multiple Airlines Logo
4:02 pm - 5:00 amMIA-EZE
11h 58m1 stop
Multiple Airlines Logo
4:55 pm - 3:10 amEZE-MIA
12h 15m1 stop
$687Multiple Airlines
Find Deal
Sun, Oct 26 - Mon, Nov 10
Aerolineas Argentinas Logo
6:25 pm - 4:30 amMIA-EZE
9h 05mnonstop
Aerolineas Argentinas Logo
10:45 pm - 6:00 amEZE-MIA
9h 15mnonstop
$690Aerolineas Argentinas
Find Deal
Tue, Oct 28 - Sun, Nov 9
Aerolineas Argentinas Logo
9:10 am - 7:15 pmMIA-EZE
9h 05mnonstop
Aerolineas Argentinas Logo
8:00 am - 3:15 pmEZE-MIA
9h 15mnonstop
$691Aerolineas Argentinas
Find Deal
Mon, Oct 27 - Wed, Nov 12
Avianca Logo
2:05 am - 3:50 pmMIA-EZE
11h 45m1 stop
Avianca Logo
4:55 pm - 11:15 amEZE-MIA
20h 20m2 stops
$693Avianca
Find Deal
Wed, Nov 5 - Tue, Nov 11
Avianca Logo
5:35 pm - 5:50 amMIA-EZE
11h 15m1 stop
Avianca Logo
4:55 pm - 11:15 amEZE-MIA
20h 20m2 stops
$694Avianca
Find Deal
Wed, Oct 29 - Sat, Nov 8
LATAM Airlines Logo
12:20 am - 6:40 pmMIA-AEP
17h 20m1 stop
LATAM Airlines Logo
6:20 pm - 5:50 pmAEP-MIA
24h 30m1 stop
$702LATAM Airlines
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Tue, Oct 28 - Sat, Nov 1
LATAM Airlines Logo
12:10 am - 4:00 pmMIA-AEP
13h 50m1 stop
LATAM Airlines Logo
6:20 pm - 5:10 amAEP-MIA
12h 50m1 stop
$703LATAM Airlines
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Thu, Nov 6 - Tue, Nov 11

Aerolineas Argentinas flights from Miami to Buenos Aires

Our best Aerolineas Argentinas deals on Miami to Buenos Aires flight tickets
Aerolineas Argentinas
Oct 28
MIA6:25 pmMiami
9h 05m
EZE4:30 amBuenos Aires Ministro Pistarini
Nov 9
EZE10:45 pmBuenos Aires Ministro Pistarini
9h 15m
MIA6:00 amMiami
$690
Find similar
Aerolineas Argentinas
Oct 27
MIA9:10 amMiami
9h 05m
EZE7:15 pmBuenos Aires Ministro Pistarini
Nov 12
EZE8:00 amBuenos Aires Ministro Pistarini
9h 15m
MIA3:15 pmMiami
$691
Find similar
Aerolineas Argentinas
Oct 20
MIA6:25 pmMiami
9h 05m
EZE4:30 amBuenos Aires Ministro Pistarini
Nov 1
EZE10:45 pmBuenos Aires Ministro Pistarini
9h 15m
MIA7:00 amMiami
$696
Find similar

Avianca flights from Miami to Buenos Aires

Our best Avianca deals on Miami to Buenos Aires flight tickets
Avianca
Oct 29
MIA2:25 pmMiami
13h 45m
2 stops
EZE5:10 amBuenos Aires Ministro Pistarini
Nov 22
EZE2:40 amBuenos Aires Ministro Pistarini
14h 25m
1 stop
MIA3:05 pmMiami
$688
Find similar
Avianca
Oct 29
MIA3:05 amMiami
11h 45m
1 stop
EZE3:50 pmBuenos Aires Ministro Pistarini
Nov 10
EZE2:40 amBuenos Aires Ministro Pistarini
14h 25m
1 stop
MIA3:05 pmMiami
$692
Find similar
Avianca
Nov 5
MIA2:05 amMiami
11h 45m
1 stop
EZE3:50 pmBuenos Aires Ministro Pistarini
Nov 11
EZE4:55 pmBuenos Aires Ministro Pistarini
20h 20m
2 stops
MIA11:15 amMiami
$693
Find similar

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 832,500 searches. Data last updated October 16, 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

Thu 10/30

3:05 am-12:35 am

1 stop20h 30m

Buenos Aires Ministro Pistarini

Sun 11/9

3:30 am-3:50 pm

1 stop14h 20m

$685

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Mon 10/27

6:10 pm-6:55 am

2 stops35h 45m

Buenos Aires Ministro Pistarini

Wed 11/12

9:55 pm-4:50 pm

1 stop20h 55m

$686

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Sat 11/8

5:10 pm-7:30 am

1 stop12h 20m

Buenos Aires Jorge Newbery

Wed 11/12

11:30 am-3:10 am

2 stops17h 40m

$686

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 10/26

4:02 pm-5:00 am

1 stop11h 58m

Buenos Aires Ministro Pistarini

Mon 11/10

4:55 pm-3:10 am

1 stop12h 15m

$687

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Tue 10/28

6:25 pm-4:30 am

Nonstop9h 05m

Buenos Aires Ministro Pistarini

Sun 11/9

10:45 pm-6:00 am

Nonstop9h 15m

$690

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Mon 10/27

9:10 am-7:15 pm

Nonstop9h 05m

Buenos Aires Ministro Pistarini

Wed 11/12

8:00 am-3:15 pm

Nonstop9h 15m

$691

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 11/5

2:05 am-3:50 pm

1 stop11h 45m

Buenos Aires Ministro Pistarini

Tue 11/11

4:55 pm-11:15 am

2 stops20h 20m

$693

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 10/29

5:35 pm-5:50 am

1 stop11h 15m

Buenos Aires Ministro Pistarini

Sat 11/8

4:55 pm-11:15 am

2 stops20h 20m

$694

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Tue 10/28

12:20 am-6:40 pm

1 stop17h 20m

Buenos Aires Jorge Newbery

Sat 11/1

6:20 pm-5:50 pm

1 stop24h 30m

$702

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Thu 11/6

12:10 am-4:00 pm

1 stop13h 50m

Buenos Aires Jorge Newbery

Tue 11/11

6:20 pm-5:10 am

1 stop12h 50m

$703

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 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 September. Flight prices, which tend to average around $750, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Buenos Aires from Miami during October instead. Flights to Buenos Aires in October, while not as cheap as those in September, still average around $762.

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

On average, the least expensive day to fly to Buenos Aires from Miami is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $889. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Sunday is $980.

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

Our most recent data shows that the best time of day to fly to Buenos Aires is in the morning. Flights from Miami to Buenos Aires during this time can be as low as $878. Try not to purchase tickets in the evening because they tend to be around $1,021. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $890 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 $823 on momondo.

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

There are 4 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 30% 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 October 2025, prices for Miami to Buenos Aires flights are approximately 13% 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 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

$451

Fastest flight time

8h 40m

Direct flights

Every day

Airports in Buenos Aires

1 airport
The best one-way flight to Buenos Aires from Miami in the past 72 hours is $451. The best round-trip flight deal from Miami to Buenos Aires found on momondo in the last 72 hours is $748.
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)
Search flight deals

  • How far is Miami to Buenos Aires by plane?

    The straight-line distance from Miami to Buenos Aires is 4406.9 mi. 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 are updated 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 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 required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • 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
Copa AirlinesPriceFrom $394Free CancellationRating
7.6
1,551 reviews
Search Copa Airlines flights
ArajetPriceFrom $513Free CancellationRating
7.1
36 reviews
Search Arajet flights
GOLPriceFrom $519Free CancellationRating
7.3
1,115 reviews
Search GOL flights
AviancaPriceFrom $547Free CancellationRating
6.6
2,452 reviews
Search Avianca flights
LATAM AirlinesPriceFrom $663Free CancellationRating
7.5
1,866 reviews
Search LATAM Airlines flights
Aerolineas ArgentinasPriceFrom $668Free CancellationRating
8.1
948 reviews
Search Aerolineas Argentinas flights
BoAPriceFrom $672Free CancellationRating
6.8
136 reviews
Search BoA flights
American AirlinesPriceFrom $818Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
United AirlinesPriceFrom $853Free CancellationRating
7.4
8,982 reviews
Search United Airlines flights
DeltaPriceFrom $910Free CancellationRating
7.9
7,981 reviews
Search Delta 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 $668. Generally, Aerolineas Argentinas has 14 flights on this route every week with an average price of $833. Aerolineas Argentinas is rated 8.1/10 by our users.

  • Delta Flights From Miami to Buenos Aires

    Across 7,982 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Miami to Buenos Aires about 14 times each week, with ticket deals ranging from $910 to $1,132. Price data is based on momondo searches in the last 72 hours.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Miami to Buenos Aires for 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?

If you are simply researching potential flights to Buenos Aires, momondo offers a useful price alert feature which will track prices for flights to Buenos Aires from Miami and alert you when they change.

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 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport