How long is the flight from Miami to Buenos Aires?

Non-stop flights on MIA → EZE are typically around 9 hours. Connecting itineraries add 3–8 hours depending on the hub and layover.

Which airlines fly from Miami to Buenos Aires?

The main carriers on this route are Aerolíneas Argentinas, American. Codeshare and one-stop options add several more — the filter panel above shows every airline in the current fare set.

When is the cheapest time to fly from Miami to Buenos Aires?

Historically the lowest fares land in May, August, November. Summer (mid-June through mid-August) and the Christmas / New Year window are always peak. Mid-week departures (Tuesday–Thursday) typically beat weekend prices by 10–20%.

How far ahead should I book Miami to Buenos Aires?

Six to ten weeks ahead is the sweet spot for this route. Inside three weeks, fares tend to spike as airlines sell to last-minute business travellers. Award availability often opens 10–11 months out if you're booking on miles.

Can I book directly on destination.com?

The Book button on each fare opens the airline or OTA (Trip.com, Kiwi, Expedia, Booking, Priceline, etc.) that's actually selling that ticket. You complete payment there at the same price you saw here — we never add a markup.

MIA → EZE

Miami to Buenos Aires flights.

Live cached fares on Miami (MIA) → Buenos Aires (EZE), refreshed every 30 minutes. Non-stop and connecting itineraries side by side — compare airlines, times and stops, then book in one click.

Flying time
~9h non-stop
Airlines
Aerolíneas Argentinas, American
Cheapest months
May, August, November

Flex dates · cheapest nearby

Loading prices…

Read our best-time-to-book guide for MIA → EZE →Target price, booking window, weekday pattern.

See 30-day price history for MIA → EZE →Median fare, lows, and best-day patterns.

No cached fares for exactly 2026-12-06 → 2026-12-13. Showing recent fares on MIA → EZE — pick a different date in the calendar above or run a live search.

Miami → Buenos Aires · 1 fare

Cached from Travelpayouts · filter & sort below

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Points

Recent fares on this route; prices on Aviasales may differ.

Showing 1 of 1 results

EstimateCheapest
LATAM · LA 6019
economy🌙 Red-eyeLong · 18h 25m
Outbound3:50 AM MIA → EZESun, Dec 6 · 9h · Non-stop
Return3:20 PM EZE ← MIASun, Dec 13 · 9h 25m · Non-stop
$807
total round-trip
Typical fareSimilar fares $668–$856
≈50k Aeroplan ptsest.Book on Aviasales →
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Try a nearby airport

Thin routes often have more options from a neighbouring airport.

Fort Lauderdale (FLL) → Buenos Aires (EZE)

nearby origin

West Palm Beach (PBI) → Buenos Aires (EZE)

nearby origin

About Miami → Buenos Aires

Southern-hemisphere winter (May-Aug) is shoulder for BA travel and matches the cheapest fare window.

Typical non-stop flying time is around 9 hours. Major carriers on this route include Aerolíneas Argentinas, American. Fares are usually cheapest in May, August, November — book 6–10 weeks ahead and avoid school-holiday peaks (late June–August, Christmas–New Year) for the best pricing.

Month-by-month price guide: Miami to Buenos Aires

Live cheapest round-trip fare cached on MIA → EZE for each of the next 12 months. Tap any month and run a live search to confirm.

Oct
Low
from $856
Nov
Low
from $668
Dec
Low
from $799
Jan
Peak
from $1279
Feb
No data
Mar
Low
from $665
Apr
No data
May
Low
from $672
Jun
No data
Jul
No data
Aug
No data
Sep
No data

Cheapest next 12 months: March from $665 round-trip. Run a live search →

Booking window tip

Long-haul fares are most predictable when booked 10-16 weeks ahead. Inside six weeks expect sharp increases, especially in premium cabins. If you're paying with miles, search 330+ days ahead when award inventory first loads.

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Where to stay

Once you’ve booked the flight, pick a Buenos Aires neighbourhood.

See where to stay in Buenos Aires →

Questions, answered

How long is the flight from Miami to Buenos Aires?
Non-stop flights on MIA → EZE are typically around 9 hours. Connecting itineraries add 3–8 hours depending on the hub and layover.
Which airlines fly from Miami to Buenos Aires?
The main carriers on this route are Aerolíneas Argentinas, American. Codeshare and one-stop options add several more — the filter panel above shows every airline in the current fare set.
When is the cheapest time to fly from Miami to Buenos Aires?
Historically the lowest fares land in May, August, November. Summer (mid-June through mid-August) and the Christmas / New Year window are always peak. Mid-week departures (Tuesday–Thursday) typically beat weekend prices by 10–20%.
How far ahead should I book Miami to Buenos Aires?
Six to ten weeks ahead is the sweet spot for this route. Inside three weeks, fares tend to spike as airlines sell to last-minute business travellers. Award availability often opens 10–11 months out if you're booking on miles.
Can I book directly on destination.com?
The Book button on each fare opens the airline or OTA (Trip.com, Kiwi, Expedia, Booking, Priceline, etc.) that's actually selling that ticket. You complete payment there at the same price you saw here — we never add a markup.

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