Cheap flights from Miami to Buenos Aires from $392 MIA → AEP, EZE

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $520 to $728.

At $1,213, the cheapest return found recently is above that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 8-night return fares leaving within 3 days of 4 Jan 2027 to compare.

Every date we hold

108 fares on 5 departure dates

Which month looks cheapest?

March 2027 is the cheapest month — from $646.

Found recently, and the cheapest we hold

What have prices looked like?

Over 46 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $196 to $394.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 16 Nov to compare.

Every date we hold

15 fares on 1 departure dates

Return

Fares 180 or more days before departure were typically 30% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

The cheapest fares were 30 to 59 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (46 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Miami to Buenos Aires?

The cheapest return found recently is $1,213 with LATAM Airlines Group, 4 Jan 2027 to 12 Jan 2027, found 2 days ago. The cheapest return we hold, of any age, is $646 with Sky Airline, 8 Mar 2027 to 14 Mar 2027, found 4 days ago. The cheapest return fare on each of 5 departure dates is usually $750 to $1,213.

How much is a one-way flight from Miami to Buenos Aires?

The cheapest one-way found recently is $392 with Arajet, 16 Nov, found 2 days ago. The cheapest one-way we hold, of any age, is $305 with Copa Airlines, 16 Nov, found 7 days ago.

What is the cheapest month to fly from Miami to Buenos Aires?

March 2027 is the cheapest month for a return, from $646, 8 Mar 2027 to 14 Mar 2027, found 4 days ago.

How far ahead should I book a flight from Miami to Buenos Aires?

In 49 days of prices between 24 Sept and 11 Nov, return fares 180 or more days before departure were typically 30% lower than 0 to 6 days before departure. In 46 days of prices between 24 Sept and 11 Nov, one-way fares were cheapest 30 to 59 days before departure.

Is there a direct flight from Miami to Buenos Aires?

Yes, the cheapest nonstop return found recently is $1,313 with Aerolineas Argentinas, 4 Jan 2027 to 10 Jan 2027, found 2 days ago. The cheapest nonstop one-way found recently is $350 with LATAM Airlines Group, 16 Nov, found 7 days ago.

How long is the flight from Miami to Buenos Aires?

The cheapest nonstop one-way found recently, with LATAM Airlines Group on 16 Nov, takes 9 h from Miami International Airport (MIA) to Ministro Pistarini Airport (EZE). The cheapest one-way found recently, with Arajet on 16 Nov, takes 12 h 49 min with 1 stop.

Which airlines have the cheapest flights from Miami to Buenos Aires?

Between 11 Dec and 8 Mar 2027, Sky Airline has the cheapest return on 3 of the 5 departure dates we hold, LATAM Airlines Group on 1 and Aerolineas Argentinas on 1.