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…

No cached fares for exactly 2026-06-08 → 2026-06-15. Showing recent fares on MIA → EZE — pick a different date in the calendar above or run a live search.

Miami → Buenos Aires · 25 fares

Cached from Travelpayouts · filter & sort below

Showing 25 of 25 results

Cheapest
DM · DM 5103
OutboundMIA → EZESun, Jun 14 · 8:02 PM· 10h 36m· 1 stop
$287
one-way
Book →
Cheapest
DM · DM 5103
OutboundMIA → EZEWed, Jun 24 · 9:18 PM· 10h 36m· 1 stop
$287
one-way
Book →
Cheapest
DM · DM 5105
OutboundMIA → EZETue, Jun 30 · 5:55 PM· 10h 36m· 1 stop
$287
one-way
Book →
DM · DM 5101
OutboundMIA → EZEThu, Jun 25 · 5:55 PM· 10h 36m· 1 stop
$295
one-way
Book →
DM · DM 5105
OutboundMIA → EZETue, Jun 2 · 5:55 PM· 10h 36m· 1 stop
$323
one-way
Book →
DM · DM 5103
OutboundMIA → EZEWed, Jun 3 · 9:18 PM· 10h 36m· 1 stop
$326
one-way
Book →
DM · DM 5105
OutboundMIA → EZESat, Jun 6 · 5:55 PM· 10h 36m· 1 stop
$343
one-way
Book →
H2 · H2 5593
OutboundMIA → EZETue, Jun 9 · 10:25 PM· 11h 20m· 2 stops
$370
one-way
Book →
Aerolíneas Argentinas · AR 1303
OutboundMIA → EZEWed, Jun 10 · 10:25 PM· 9h 5m· Non-stop
$379
one-way
Book →
H2 · H2 5593
OutboundMIA → EZESat, Jun 20 · 10:25 PM· 11h 15m· 2 stops
$385
one-way
Book →
DM · DM 1715
OutboundMIA → EZEThu, Sep 10 · 5:55 PM· 10h 36m· 1 stop
ReturnEZE ← MIATue, Sep 15 · 8:00 AM· 11h· 1 stop
$607
total round-trip
Book →
LATAM · LA 543
OutboundMIA → EZESun, Nov 15 · 4:15 AM· 8h 25m· Non-stop
ReturnEZE ← MIASat, Nov 21 · 4:10 PM· 8h 35m· Non-stop
$610
total round-trip
Book →
LATAM · LA 503
OutboundMIA → EZEMon, Aug 10 · 1:25 AM· 10h 10m· 1 stop
ReturnEZE ← MIASat, Aug 15 · 4:10 PM· 8h 35m· Non-stop
$622
total round-trip
Book →
DM · DM 2101
OutboundMIA → EZEFri, Sep 18 · 6:09 PM· 10h 30m· 1 stop
ReturnEZE ← MIASun, Sep 27 · 5:45 AM· 10h 57m· 1 stop
$623
total round-trip
Book →
DM · DM 2101
OutboundMIA → EZEFri, Jun 5 · 6:09 PM· 10h 30m· 1 stop
ReturnEZE ← MIAThu, Jun 18 · 12:15 AM· 10h 57m· 1 stop
$629
total round-trip
Book →
DM · DM 1715
OutboundMIA → EZEMon, Apr 27 · 10:53 PM· 10h 36m· 1 stop
ReturnEZE ← MIAMon, May 4 · 3:15 PM· 10h 45m· 1 stop
$726
total round-trip
Book →
DM · DM 1658
OutboundMIA → EZEWed, Apr 29 · 9:18 PM· 10h 36m· 1 stop
ReturnEZE ← MIAThu, May 7 · 4:10 PM· 8h 35m· Non-stop
$742
total round-trip
Book →
DM · DM 5101
OutboundMIA → EZEFri, May 1 · 9:18 PM· 10h 36m· 1 stop
ReturnEZE ← MIAFri, May 8 · 4:10 PM· 8h 35m· Non-stop
$749
total round-trip
Book →
DM · DM 5101
OutboundMIA → EZEThu, Aug 6 · 5:55 PM· 10h 36m· 1 stop
ReturnEZE ← MIASat, Aug 15 · 12:15 AM· 10h 57m· 1 stop
$761
total round-trip
Book →
Copa Airlines · CM 266
OutboundFLL → EZESun, May 10 · 10:14 PM· 10h 14m· 1 stop
ReturnEZE ← FLLSun, May 17 · 8:25 AM· 10h 30m· 1 stop
$773
total round-trip
Book →
LATAM · LA 543
OutboundMIA → EZEWed, May 6 · 3:55 AM· 8h 25m· Non-stop
ReturnEZE ← MIASun, May 10 · 4:10 PM· 8h 35m· Non-stop
$773
total round-trip
Book →
Aerolíneas Argentinas · AR 1305
OutboundMIA → EZEFri, Jul 10 · 1:10 PM· 9h 5m· Non-stop
ReturnEZE ← MIAWed, Aug 12 · 7:00 AM· 10h 57m· 1 stop
$774
total round-trip
Book →
Aerolíneas Argentinas · AR 1305
OutboundMIA → EZEThu, Apr 30 · 1:10 PM· 9h 5m· Non-stop
ReturnEZE ← MIAFri, May 8 · 4:10 PM· 8h 35m· Non-stop
$800
total round-trip
Book →
DM · DM 5105
OutboundMIA → EZEMon, Dec 28 · 10:53 PM· 10h 34m· 1 stop
ReturnEZE ← MIAThu, Jan 7 · 2:00 PM· 10h 42m· 1 stop
$800
total round-trip
Book →
DM · DM 5101
OutboundMIA → EZEFri, Apr 24 · 9:18 PM· 10h 36m· 1 stop
ReturnEZE ← MIAThu, Apr 30 · 3:15 PM· 13h 12m· 2 stops
$949
total round-trip
Book →

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.

Apr
Shoulder
from $726
May
Peak
from $749
Jun
Low
from $629
Jul
Peak
from $774
Aug
Low
from $622
Sep
Low
from $607
Oct
No data
Nov
Low
from $610
Dec
Peak
from $800
Jan
No data
Feb
No data
Mar
No data

Cheapest next 12 months: September from $607 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.

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.