For a quick departure, use the MIA Mover train to reach the Miami Intermodal Center for public transport options to downtown.

Most accurate provider | Gotogate 3 stars |
|---|---|
Most trusted provider | Gotogate 3 stars |
Round-trip from | $674 (Cheapflightsfares) |
One-way from | $235 (Mytrip) |
Popular in | December |
Cheapest in | September |
Average price | $1,068 |
Good round-trip deal | $722 or less |
Good one-way deal | $292 or less |
Fly from
Fly to
Route
Depart
Return
Price
MiamiBuenos Aires
MIA - AEP
MIAAEP
Miami
Sat 1/17
5:10 pm-7:30 am
1 stop12h 20m
Buenos Aires Jorge Newbery
Sun 1/25
1:50 pm-7:20 am
2 stops19h 30m
MiamiBuenos Aires
MIA - AEP
MIAAEP
Miami
Thu 3/5
8:40 am-3:40 am
2 stops17h 00m
Buenos Aires Jorge Newbery
Wed 3/18
4:40 am-8:20 am
1 stop28h 40m
MiamiBuenos Aires
MIA - EZE
MIAEZE
Miami
Tue 1/20
10:55 pm-9:35 am
Nonstop8h 40m
Buenos Aires Ministro Pistarini
Fri 2/6
4:05 am-7:25 pm
1 stop17h 20m
MiamiBuenos Aires
MIA - EZE
MIAEZE
Miami
Wed 1/21
10:55 pm-9:35 am
Nonstop8h 40m
Buenos Aires Ministro Pistarini
Tue 3/17
2:25 am-5:45 pm
1 stop16h 20m
MiamiBuenos Aires
MIA - EZE
MIAEZE
Miami
Tue 1/13
10:55 pm-9:35 am
Nonstop8h 40m
Buenos Aires Ministro Pistarini
Sun 2/1
4:05 am-2:20 pm
1 stop12h 15m
MiamiBuenos Aires
MIA - AEP
MIAAEP
Miami
Sun 1/4
5:10 pm-7:30 am
1 stop12h 20m
Buenos Aires Jorge Newbery
Sun 2/22
4:40 am-3:50 pm
1 stop13h 10m
MiamiBuenos Aires
MIA - EZE
MIAEZE
Miami
Wed 1/21
10:55 pm-9:35 am
Nonstop8h 40m
Buenos Aires Ministro Pistarini
Wed 2/18
8:00 am-7:25 pm
1 stop13h 25m
MiamiBuenos Aires
MIA - AEP
MIAAEP
Miami
Tue 3/31
9:45 am-7:45 am
1 stop21h 00m
Buenos Aires Jorge Newbery
Thu 4/30
7:00 am-9:50 am
1 stop27h 50m
MiamiBuenos Aires
MIA - AEP
MIAAEP
Miami
Tue 4/7
6:25 pm-11:00 am
2 stops15h 35m
Buenos Aires Jorge Newbery
Wed 4/22
7:00 am-5:55 pm
1 stop11h 55m
MiamiBuenos Aires
MIA - AEP
MIAAEP
Miami
Wed 4/15
6:25 pm-7:30 am
1 stop12h 05m
Buenos Aires Jorge Newbery
Tue 5/5
8:05 pm-7:20 am
1 stop12h 15m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star |
The best time to book flights from Miami to Buenos Aires is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, December is the cheapest month in which you can book a flight from Miami to Buenos Aires (average of $291). Flying from Miami to Buenos Aires in January is currently the most expensive (average of $689). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
A simple way to save on the total cost of your ticket is to fly from Miami to Buenos Aires in the morning. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight at noon.
Travelers seeking maximum savings on their Miami to Buenos Aires flight should consider departing on Friday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from MIA to BUE are scheduled on a Tuesday (12 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).
Panama City (PTY) – chosen by Cheapflights users on 57% of 1-stop itineraries from Miami to Buenos Aires on Cheapflights.
Medellín (MDE) is the most affordable 1-stop option, with an average round-trip price of $596.
Flights via Bogotá (BOG) have the shortest average one-way travel time for 1-stop routes: 11h 45m.
Flights via Santiago (SCL) offer the fastest connection on this route, with an average layover time of 1h 28m.
About 28% of weekly flights between Miami and Buenos Aires have experienced delays in the past year, with the average delay time being 162 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
Saturday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Over the last year, La Costena have had the lowest number of delays on this route, with just 11% of flights being delayed.
Entertainment
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Paula,Aug 2025
EZE - MIA
Entertainment
Food
Crew
Boarding
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Reviews
Paula,Aug 2025
EZE - MIA
Entertainment
Food
Crew
Boarding
Comfort
Overall
Reviews
Paula,Aug 2025
EZE - MIA
Entertainment
Food
Crew
Boarding
Comfort
Overall
Reviews
Paula,Aug 2025
EZE - MIA
Entertainment
Food
Crew
Boarding
Comfort
Overall
Reviews
Paula,Aug 2025
EZE - MIA
Entertainment
Food
Crew
Boarding
Comfort
Overall
Reviews
Paula,Aug 2025
EZE - MIA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$394 | Average$910 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$415 | Average$1,035 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$448 | Average$928 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$553 | Average$798 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$618 | Average$868 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$668 | Average$833 | FlexibilityNo cancel fee | On-time59% | |
| Cheapest$672 | Average$816 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$751 | Average$1,040 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$765 | Average$855 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$840 | Average$1,118 | FlexibilityNo cancel fee | On-timeN/A |