Cheap flights from Miami to Buenos Aires from $239
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 9/8. 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
Our best Copa Airlines deals on Miami to Buenos Aires flight tickets
Aerolineas Argentinas flights from Miami to Buenos Aires
Our best Aerolineas Argentinas deals on Miami to Buenos Aires flight tickets
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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 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 $758, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Buenos Aires from Miami during September instead. Flights to Buenos Aires in September, while not as cheap as those in October, still average around $786.
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 $876. 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 $939.
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 $865. Try not to purchase tickets in the evening because they tend to be around $1,032. 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 $883 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 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 June 2025, prices for Miami to Buenos Aires flights are approximately 8% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Miami to Buenos Aires?
Arajet, Avianca, and Sky Airline are the most popular carriers operating from Miami to Buenos Aires
What airlines fly to Buenos Aires?
Aerolineas Argentinas, American Airlines and LATAM Airlines are the top three most popular airlines that fly to Buenos Aires from Miami according to our data. Aerolineas Argentinas is the first choice among our users, with 73% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 10 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.
How many flights depart from Miami to Buenos Aires on average per day?
As of June 2025, 6 flights take off from Miami and land in Buenos Aires each day. The most common flight departure time for this route is 9:00AM, with 62% of daily flights taking off in the evening.
How many flights depart from Miami to Buenos Aires on average per week?
As of June 2025, 42 flights take off from Miami and land in Buenos Aires each week. The most common flight departure day for this route is Mon, with 14% 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
Best Price Found | $239 |
|---|---|
Fastest flight time | 9h 05m |
Direct flights | Every day |
Airports in Buenos Aires | 2 airports |
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 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 are updated daily.
How many operators does momondo search for flights from Miami Airport to Buenos Aires?
As of June 2025, there are 10 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Miami to Buenos Aires is Airbus A330 (63.33% of total bookings). The next most popular plane models are Boeing 787-8 Dreamliner (26.96%), Boeing 777-300ER (5.78%), and Boeing 777-200/200ER (2.80%).
What is the most popular airline from Miami to Buenos Aires?
Based on momondo bookings for flights between Miami and Buenos Aires, the leading airline is Aerolineas Argentinas, making up 64% of the total bookings. Other popular airlines include American Airlines with 13%, LATAM Airlines with 10%, and Avianca with 5%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $448 | Free Cancellation | Rating 7.4 27 reviews | |||
| PriceFrom $449 | Free Cancellation | Rating 7.5 1,460 reviews | |||
| PriceFrom $506 | Free Cancellation | Rating 6.7 2,352 reviews | |||
| PriceFrom $519 | Free Cancellation | Rating 7.3 1,076 reviews | |||
| PriceFrom $663 | Free Cancellation | Rating 8.1 883 reviews | |||
| PriceFrom $667 | Free Cancellation | Rating 7.5 1,791 reviews | |||
| PriceFrom $672 | Free Cancellation | Rating 6.7 135 reviews | |||
| PriceFrom $809 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $853 | Free Cancellation | Rating 7.4 8,831 reviews | |||
| PriceFrom $1,008 | Free Cancellation | Rating 8.0 7,965 reviews |
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 $663. Generally, Aerolineas Argentinas has 14 flights on this route every week with an average price of $861. Aerolineas Argentinas is rated 8.1/10 by our users.
Delta Flights From Miami to Buenos Aires
Across 7,965 Delta reviews on momondo, the average score is 8.0/10. Delta flies from Miami to Buenos Aires about 14 times each week, with ticket deals ranging from $1,008 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.