$257+ Cheap flights from Miami (MIA) to Buenos Aires (BUE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — BUE
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from Miami to Buenos Aires with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Miami to Buenos Aires are usually found in September or June, booked 66 days in advance, depart on a Thursday or Tuesday and return on a Wednesday
Cheap flight deals from Miami to Buenos Aires
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Cheapest flights from Miami to Buenos AiresExplore the most affordable flight options available from Miami to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Miami to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:01 pm -
1 stop11h 34m
Thu 10/152:49 pm -
1 stop11h 58m
Deal found 9/11![Multiple Airlines logo]()
$586
This Expedia deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:09 pm -
1 stop13h 26m
Wed 11/255:20 am -
1 stop11h 48m
Deal found 9/14![Arajet logo]()
$587
This Orbitz deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:01 pm -
1 stop11h 34m
Mon 10/126:00 am -
1 stop12h 23m
Deal found 9/12![Arajet logo]()
$588
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:50 am -
1 stop19h 40m
Thu 11/265:50 am -
2 stops27h 20m
Deal found 9/12![Multiple Airlines logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:09 pm -
1 stop12h 14m
Sat 11/75:50 am -
1 stop13h 05m
Deal found 9/14![Arajet logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:50 am -
1 stop20h 40m
Tue 10/275:14 pm -
2 stops23h 54m
Deal found 9/10![Multiple Airlines logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:18 pm -
1 stop15h 42m
Mon 10/264:45 am -
1 stop13h 38m
Deal found 9/12![Arajet logo]()
$591
This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/139:50 am -
1 stop19h 40m
Thu 11/199:00 am -
1 stop24h 10m
Deal found 9/11![Sky Airline logo]()
$591
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:09 pm -
1 stop12h 14m
Thu 11/264:45 am -
1 stop12h 23m
Deal found 9/11![Arajet logo]()
$592
This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:40 pm -
1 stop12h 05m
Mon 10/124:45 am -
1 stop13h 38m
Deal found 9/11![Arajet logo]()
$593
This oojo deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:50 am -
1 stop19h 40m
Wed 12/1611:50 am -
2 stops21h 20m
Deal found 9/10![Sky Airline logo]()
$594
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:50 am -
1 stop19h 40m
Sun 11/159:00 am -
1 stop24h 10m
Deal found 9/11![Sky Airline logo]()
$595
Best flights from Miami to Buenos AiresDiscover carefully curated flight deals from Miami to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Miami to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Copa Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:41 am -
1 stop15h 39m
Thu 12/34:25 am -
1 stop19h 12m
Deal found 9/14![Copa Airlines logo]()
$592
This Justfly.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:50 am -
1 stop19h 40m
Wed 11/183:50 pm -
1 stop16h 00m
Deal found 9/14![Multiple Airlines logo]()
$605
This Arajet deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Arajet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:09 pm -
1 stop13h 26m
Sat 12/122:45 am -
1 stop12h 47m
Deal found 9/11![Arajet logo]()
$671
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:50 pm -
Nonstop9h 00m
Sat 11/2112:20 pm -
Nonstop9h 25m
Deal found 9/11![Delta logo]()
$803
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:59 pm -
1 stop14h 21m
Tue 12/1510:05 pm -
3 stops26h 10m
Deal found 9/14![United Airlines logo]()
$822
This Cheapflightsfares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:25 pm -
1 stop17h 25m
Mon 10/199:00 pm -
2 stops24h 25m
Deal found 9/14![LATAM Airlines logo]()
$832
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:20 pm -
1 stop13h 10m
Sat 9/199:35 am -
2 stops32h 25m
Deal found 9/14![Sky Airline logo]()
$869
This Copa Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:32 am -
1 stop12h 36m
Sun 11/229:10 am -
1 stop11h 56m
Deal found 9/14![Copa Airlines logo]()
$721
This Arajet deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Arajet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:55 pm -
1 stop13h 15m
Sat 9/266:35 am -
1 stop12h 20m
Deal found 9/12![Arajet logo]()
$779
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:05 pm -
1 stop13h 35m
Fri 11/208:40 am -
1 stop24h 30m
Deal found 9/11![Delta logo]()
$803
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:35 am -
1 stop22h 45m
Tue 3/211:55 pm -
3 stops24h 21m
Deal found 9/14![United Airlines logo]()
$822
This Copa Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:40 am -
1 stop17h 27m
Sat 11/144:25 am -
1 stop16h 41m
Deal found 9/14![Copa Airlines logo]()
$761
This Booking.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:20 pm -
1 stop13h 10m
Thu 9/249:35 am -
2 stops32h 25m
Deal found 9/14![Sky Airline logo]()
$870
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:10 pm -
1 stop30h 30m
Thu 11/128:05 pm -
1 stop25h 20m
Deal found 9/11![Delta logo]()
$803
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:28 pm -
3 stops59h 52m
Fri 11/2010:05 pm -
1 stop22h 15m
Deal found 9/10![United Airlines logo]()
$827
This Copa Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:01 pm -
1 stop11h 29m
Wed 10/148:59 am -
1 stop14h 30m
Deal found 9/12![Copa Airlines logo]()
$786
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:05 pm -
1 stop13h 35m
Tue 11/178:05 pm -
1 stop12h 05m
Deal found 9/11![Delta logo]()
$803
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/99:50 am -
2 stops32h 50m
Mon 12/2811:50 am -
2 stops21h 20m
Deal found 9/14![Sky Airline logo]()
$916
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:05 pm -
2 stops38h 55m
Sat 10/39:00 pm -
2 stops39h 55m
Deal found 9/13![United Airlines logo]()
$840
This Copa Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/203:11 pm -
1 stop12h 10m
Thu 10/18:59 am -
1 stop14h 49m
Deal found 9/11![Copa Airlines logo]()
$814
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:45 pm -
1 stop16h 55m
Wed 11/115:35 pm -
1 stop22h 45m
Deal found 9/13![Delta logo]()
$873
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:45 am -
1 stop13h 15m
Wed 9/238:05 pm -
1 stop25h 30m
Deal found 9/11![Delta logo]()
$873
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:45 pm -
1 stop16h 55m
Fri 11/138:05 pm -
1 stop25h 20m
Deal found 9/13![Delta logo]()
$873
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:10 pm -
1 stop30h 30m
Wed 11/258:05 pm -
1 stop20h 15m
Deal found 9/9![Delta logo]()
$908
Last-minute flights from Miami to Buenos AiresDiscover last-minute flight deals from Miami to Buenos Aires. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Miami to Buenos Aires. Data last updated September 15, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:55 pm -
1 stop12h 50m
Mon 10/126:00 am -
1 stop12h 23m
Deal found 9/10![Arajet logo]()
$600
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:01 pm -
1 stop11h 34m
Thu 10/152:49 pm -
1 stop11h 58m
Deal found 9/11![Multiple Airlines logo]()
$586
This Orbitz deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:01 pm -
1 stop11h 34m
Mon 10/126:00 am -
1 stop12h 23m
Deal found 9/12![Arajet logo]()
$588
This Expedia deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:40 pm -
1 stop12h 05m
Sat 10/102:45 am -
1 stop12h 47m
Deal found 9/14![Arajet logo]()
$596
This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:40 pm -
1 stop12h 05m
Mon 10/124:45 am -
1 stop13h 38m
Deal found 9/11![Arajet logo]()
$593
This eDestinos deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:55 pm -
1 stop13h 15m
Sat 10/172:45 am -
1 stop12h 47m
Deal found 9/13![Arajet logo]()
$599
This eDestinos deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:53 pm -
1 stop12h 22m
Mon 4/199:15 pm -
1 stop16h 10m
Deal found 9/13![Arajet logo]()
$601
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:18 pm -
1 stop15h 42m
Mon 10/264:45 am -
1 stop13h 38m
Deal found 9/12![Arajet logo]()
$591
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:18 pm -
1 stop15h 42m
Sat 10/241:30 am -
1 stop14h 02m
Deal found 9/10![Arajet logo]()
$598
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:09 pm -
1 stop12h 14m
Thu 10/293:40 am -
1 stop13h 30m
Deal found 9/12![Arajet logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:50 am -
1 stop20h 40m
Tue 10/275:14 pm -
2 stops23h 54m
Deal found 9/10![Multiple Airlines logo]()
$590
This FlightHub deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:50 am -
1 stop19h 40m
Fri 10/309:00 am -
1 stop24h 10m
Deal found 9/11![Sky Airline logo]()
$600
One-way flights from Miami to Buenos AiresSearch for one-way flight options from Miami to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Miami to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/239:50 am -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Sky Airline logo]()
$257
This Super.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:50 am -
2 stops19h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Sky Airline logo]()
$259
This Super.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:50 am -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Sky Airline logo]()
$259
This CheapOair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/309:50 am -
1 stop19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Sky Airline logo]()
$260
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:34 pm -
1 stop30h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Copa Airlines logo]()
$261
This Trip.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:50 am -
1 stop19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Sky Airline logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:38 pm -
1 stop14h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Arajet logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:50 am -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Sky Airline logo]()
$262
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:50 am -
2 stops19h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Sky Airline logo]()
$263
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:50 am -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Sky Airline logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:46 pm -
1 stop11h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Arajet logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:50 am -
1 stop19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Sky Airline logo]()
$265
Find flight deals from Miami to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $586 (Kiwi.com) |
One-way from | $257 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $746 |
Good round-trip deal | $724 or less |
Good one-way deal | $345 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Miami to Buenos Aires that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Miami to Buenos Aires that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MiamiBuenos Aires
MIA Miami - AEP Buenos Aires Jorge Newbery
MIAAEP
Miami
Tue 11/10
9:50 am-11:00 am
2 stops23h 10m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$269
MiamiBuenos Aires
MIA Miami - AEP Buenos Aires Jorge Newbery
MIAAEP
Miami
Tue 11/17
12:55 pm-11:00 am
2 stops20h 05m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$306
MiamiBuenos Aires
MIA Miami - EZE Buenos Aires Ministro Pistarini
MIAEZE
Miami
Tue 12/1
12:55 pm-10:10 pm
1 stop31h 15m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$318
MiamiBuenos Aires
MIA Miami - AEP Buenos Aires Jorge Newbery
MIAAEP
Miami
Mon 11/9
8:35 pm-7:40 pm
1 stop21h 05m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$326
MiamiBuenos Aires
MIA Miami - AEP Buenos Aires Jorge Newbery
MIAAEP
Miami
Mon 9/28
6:20 pm-8:30 am
1 stop13h 10m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$327
MiamiBuenos Aires
MIA Miami - AEP Buenos Aires Jorge Newbery
MIAAEP
Miami
Wed 10/21
5:30 pm-7:40 pm
2 stops25h 10m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$343
MiamiBuenos Aires
MIA Miami - AEP Buenos Aires Jorge Newbery
MIAAEP
Miami
Fri 12/11
9:50 am-11:00 am
2 stops23h 10m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$348
Quickest round-trip
MiamiBuenos Aires
MIA Miami - EZE Buenos Aires Ministro Pistarini
MIAEZE
Miami
Mon 11/16
10:50 pm-9:50 am
Nonstop9h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$349
MiamiBuenos Aires
MIA Miami - EZE Buenos Aires Ministro Pistarini
MIAEZE
Miami
Thu 12/10
7:52 pm-4:35 am
1 stop30h 43m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$349
MiamiBuenos Aires
MIA Miami - AEP Buenos Aires Jorge Newbery
MIAAEP
Miami
Fri 11/13
11:10 pm-7:40 am
1 stop30h 30m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$349
Showing 1-10 of 45 resultsSorted by cheapest first
Compare providers for flights from Miami to Buenos Aires
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Miami to Buenos Aires in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Miami-Buenos Aires flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Miami-Buenos Aires flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Miami-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Miami-Buenos Aires flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Miami-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Miami to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Miami with our price prediction graph.
MIA-BUE
MIA-EZE
MIA-AEP
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Miami to Buenos Aires
MIA-BUE
MIA-EZE
MIA-AEP
What is the cheapest month to book a flight from Miami to Buenos Aires?
Currently, September is the cheapest month in which you can book a flight from Miami to Buenos Aires (average of $747). Flying from Miami to Buenos Aires in December is currently the most expensive (average of $1,098). 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.
What is the cheapest time of day to fly from MIA to BUE?
Find hourly flight availability from Miami to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2026.
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.
Weekly flight availability from Miami to Buenos Aires
Explore weekly flight availability from Miami to Buenos Aires. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2026.
The most flights from MIA to BUE are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).
How much does it cost to fly round-trip from Miami to Buenos Aires?
Airfare is below average for this route at the moment.
Miami to Buenos Aires flights typically cost between $695 and $827 in October.The cheapest round-trip price found within the last 5 days was $586 on Multiple Airlines (Oct 2-Oct 15).
What’s the top layover airport for flights from Miami to Buenos Aires?
Share of 1-stop round-trip flights from Miami to Buenos Aires chosen by Cheapflights users in the past 12 months, using the same layover each way.
Punta Cana (PUJ) – chosen by Cheapflights users on 67% of 1-stop itineraries from Miami to Buenos Aires on Cheapflights.
What’s the cheapest layover airport for flights from Miami to Buenos Aires?
Average round-trip fare for 1-stop flights from Miami to Buenos Aires, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Punta Cana (PUJ) is the most affordable 1-stop option, with an average round-trip price of $475.
What’s the fastest layover option from Miami to Buenos Aires?
Shortest average travel time for 1-stop one-way flights from Miami to Buenos Aires, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Bogotá (BOG) have the shortest average one-way travel time for 1-stop routes: 11h 45m.
Which airport typically offers the quickest layover for flights from Miami to Buenos Aires?
Average layover duration for 1-stop one-way flights from Miami to Buenos Aires, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Punta Cana (PUJ) offer the fastest connection on this route, with an average layover time of 1h 28m.
How often are flights from Miami to Buenos Aires delayed?
About 29% of weekly flights between Miami and Buenos Aires have experienced delays in the past year, with the average delay time being 158 minutes.
What is the most punctual flight time for Miami to Buenos Aires flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Miami to Buenos Aires flights?
Over the last year, LATAM Airlines have had the lowest number of delays on this route, with just 19% of flights being delayed.
How far ahead should I book a flight from Miami to Buenos Aires?
The best time to book flights from Miami to Buenos Aires is 65 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.
The best insider tips for Miami to Buenos Aires flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Miami to Buenos Aires trip
Our travel experts
Reviews of airlines servicing Buenos Aires
Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated September 15, 2026.
Read reviews from past customers who have flown Aerolineas Argentinas,Delta, andLATAM Airlines from Miami to Buenos Aires. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.5
Crew
8.4
Overall
8.0
Food
6.5
Boarding
7.9
Entertainment
5.8
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Comfort
7.5
Crew
8.4
Overall
8.0
Food
6.5
Boarding
7.9
Entertainment
5.8
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Comfort
7.5
Crew
8.4
Overall
8.0
Food
6.5
Boarding
7.9
Entertainment
5.8
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Comfort
7.5
Crew
8.4
Overall
8.0
Food
6.5
Boarding
7.9
Entertainment
5.8
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Comfort
7.5
Crew
8.4
Overall
8.0
Food
6.5
Boarding
7.9
Entertainment
5.8
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Related info for your journey
Find useful and relevant information for your journey from Miami to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Buenos Aires
Explore flights to Buenos Aires departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Complete your trip
Complete your trip to Buenos Aires by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Miami to Buenos Aires by cabin class
Find flights from Miami to Buenos Aires, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Miami and Buenos Aires flights
Browse other Miami and Buenos Aires flight options. Last updated on September 15, 2026.
Other flights from Miami
Browse through other flights departing from Miami. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 8 airlines flying from Miami to Buenos Aires
Discover the top 8 airlines that operate flights from Miami to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$318 | Average$640 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$354 | Average$722 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$358 | Average$936 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$371 | Average$953 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$483 | Average$641 | FlexibilityNo cancel fee | On-time73% | |
| Cheapest$502 | Average$898 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$654 | Average$808 | FlexibilityNo cancel fee | On-time59% | |
| Cheapest$732 | Average$933 | FlexibilityNo cancel fee | On-time71% |