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Cheap flights from Miami to Buenos Aires from C$ 363

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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
12:47 p.m. - 4:10 a.m.
MIA
-
EZE
13h 23m1 stop
Copa Airlines Logo
3:41 a.m. - 1:36 p.m.
EZE
-
MIA
11h 55m1 stop
C$ 943Copa Airlines
Wed, 24 Dec - Tue, 30 Dec
Delta Logo
4:32 p.m. - 9:00 a.m.
MIA
-
EZE
14h 28m1 stop
Delta Logo
2:25 a.m. - 4:45 p.m.
EZE
-
MIA
16h 20m1 stop
C$ 946Delta
Mon, 12 Jan - Wed, 28 Jan
Delta Logo
9:35 a.m. - 1:00 a.m.
MIA
-
EZE
13h 25m1 stop
Delta Logo
10:25 p.m. - 4:30 p.m.
EZE
-
MIA
20h 05m1 stop
C$ 953Delta
Tue, 20 Jan - Sun, 1 Feb
Delta Logo
6:05 p.m. - 9:00 a.m.
MIA
-
EZE
12h 55m1 stop
Delta Logo
11:55 p.m. - 6:30 p.m.
EZE
-
MIA
20h 35m1 stop
C$ 960Delta
Mon, 19 Jan - Mon, 26 Jan
United Airlines Logo
8:45 a.m. - 7:20 a.m.
MIA
-
EZE
20h 35m1 stop
United Airlines Logo
10:05 p.m. - 8:11 p.m.
EZE
-
MIA
24h 06m2 stops
C$ 965United Airlines
Thu, 25 Dec - Sun, 4 Jan
United Airlines Logo
12:00 p.m. - 9:20 a.m.
MIA
-
EZE
19h 20m2 stops
United Airlines Logo
10:05 p.m. - 10:40 p.m.
EZE
-
MIA
26h 35m1 stop
C$ 978United Airlines
Wed, 24 Dec - Sat, 27 Dec
Multiple Airlines Logo
8:40 a.m. - 6:55 a.m.
MIA
-
EZE
20h 15m2 stops
Multiple Airlines Logo
5:25 a.m. - 7:20 a.m.
EZE
-
MIA
27h 55m1 stop
C$ 1,003Multiple Airlines
Sat, 7 Feb - Sat, 28 Feb
Multiple Airlines Logo
8:40 a.m. - 6:55 a.m.
MIA
-
EZE
20h 15m2 stops
Multiple Airlines Logo
5:25 a.m. - 3:50 p.m.
EZE
-
MIA
12h 25m1 stop
C$ 1,007Multiple Airlines
Sat, 7 Feb - Sat, 28 Feb
LATAM Airlines Logo
4:37 p.m. - 7:40 p.m.
MIA
-
AEP
25h 03m2 stops
LATAM Airlines Logo
8:50 a.m. - 10:51 a.m.
AEP
-
MIA
28h 01m2 stops
C$ 1,227LATAM Airlines
Sat, 7 Feb - Sat, 28 Feb
LATAM Airlines Logo
4:37 p.m. - 7:40 p.m.
MIA
-
AEP
25h 03m2 stops
LATAM Airlines Logo
10:30 p.m. - 5:10 p.m.
AEP
-
MIA
20h 40m1 stop
C$ 1,229LATAM Airlines
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
15 Dec
MIA1:25 p.m.Miami
15h 55m
1 stop
EZE7:20 a.m.Buenos Aires Ministro Pistarini
22 Dec
EZE10:05 p.m.Buenos Aires Ministro Pistarini
26h 05m
2 stops
MIA10:10 p.m.Miami
C$ 947
Find similar
United Airlines
19 Dec
MIA6:20 a.m.Miami
23h 00m
1 stop
EZE7:20 a.m.Buenos Aires Ministro Pistarini
4 Jan
EZE11:55 p.m.Buenos Aires Ministro Pistarini
24h 45m
1 stop
MIA10:40 p.m.Miami
C$ 960
Find similar
United Airlines
15 Dec
MIA9:00 a.m.Miami
20h 20m
1 stop
EZE7:20 a.m.Buenos Aires Ministro Pistarini
22 Dec
EZE10:05 p.m.Buenos Aires Ministro Pistarini
26h 05m
2 stops
MIA10:10 p.m.Miami
C$ 961
Find similar

Delta flights from Miami to Buenos Aires

Our best Delta deals on Miami to Buenos Aires flight tickets
Delta
12 Jan
MIA4:32 p.m.Miami
14h 28m
1 stop
EZE9:00 a.m.Buenos Aires Ministro Pistarini
28 Jan
EZE2:25 a.m.Buenos Aires Ministro Pistarini
16h 20m
1 stop
MIA4:45 p.m.Miami
C$ 946
Find similar
Delta
20 Jan
MIA9:35 a.m.Miami
13h 25m
1 stop
EZE1:00 a.m.Buenos Aires Ministro Pistarini
1 Feb
EZE10:25 p.m.Buenos Aires Ministro Pistarini
20h 05m
1 stop
MIA4:30 p.m.Miami
C$ 953
Find similar
Delta
19 Jan
MIA6:05 p.m.Miami
12h 55m
1 stop
EZE9:00 a.m.Buenos Aires Ministro Pistarini
26 Jan
EZE11:55 p.m.Buenos Aires Ministro Pistarini
20h 35m
1 stop
MIA6:30 p.m.Miami
C$ 960
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 96,600 searches. Data last updated 11 December 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

Wed 24/12

12:47 p.m.-4:10 a.m.

1 stop13h 23m

Buenos Aires Ministro Pistarini

Tue 30/12

3:41 a.m.-1:36 p.m.

1 stop11h 55m

C$ 943

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Mon 12/1

4:32 p.m.-9:00 a.m.

1 stop14h 28m

Buenos Aires Ministro Pistarini

Wed 28/1

2:25 a.m.-4:45 p.m.

1 stop16h 20m

C$ 946

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Tue 20/1

9:35 a.m.-1:00 a.m.

1 stop13h 25m

Buenos Aires Ministro Pistarini

Sun 1/2

10:25 p.m.-4:30 p.m.

1 stop20h 05m

C$ 953

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Mon 19/1

6:05 p.m.-9:00 a.m.

1 stop12h 55m

Buenos Aires Ministro Pistarini

Mon 26/1

11:55 p.m.-6:30 p.m.

1 stop20h 35m

C$ 960

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Thu 25/12

8:45 a.m.-7:20 a.m.

1 stop20h 35m

Buenos Aires Ministro Pistarini

Sun 4/1

10:05 p.m.-8:11 p.m.

2 stops24h 06m

C$ 965

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 24/12

12:00 p.m.-9:20 a.m.

2 stops19h 20m

Buenos Aires Ministro Pistarini

Sat 27/12

10:05 p.m.-10:40 p.m.

1 stop26h 35m

C$ 978

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sat 7/2

8:40 a.m.-6:55 a.m.

2 stops20h 15m

Buenos Aires Ministro Pistarini

Sat 28/2

5:25 a.m.-7:20 a.m.

1 stop27h 55m

C$ 1,003

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sat 7/2

8:40 a.m.-6:55 a.m.

2 stops20h 15m

Buenos Aires Ministro Pistarini

Sat 28/2

5:25 a.m.-3:50 p.m.

1 stop12h 25m

C$ 1,007

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Sat 7/2

4:37 p.m.-7:40 p.m.

2 stops25h 03m

Buenos Aires Jorge Newbery

Sat 28/2

8:50 a.m.-10:51 a.m.

2 stops28h 01m

C$ 1,227

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Sat 7/2

4:37 p.m.-7:40 p.m.

2 stops25h 03m

Buenos Aires Jorge Newbery

Sat 28/2

10:30 p.m.-5:10 p.m.

1 stop20h 40m

C$ 1,229

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 September. Flight prices, which tend to average around C$ 1,034, are often lower during this time because this is during the off-season. If you’re not able to fly to Buenos Aires in September, then October is your next best option. Flight prices from Miami to Buenos Aires during October average around C$ 1,034.

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 Saturday when prices can be found for as low as C$ 1,033. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Miami to Buenos Aires for around C$ 1,297.

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$ 1,045. 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$ 1,402.

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$ 1,218 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$ 1,135 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 5% 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 31% 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

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?

    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 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?

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