$255+ 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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — BUE
Oct 29 — Nov 51
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 June or September, booked 83 days in advance, depart on a Thursday or Tuesday and return on a Tuesday
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 29, 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 29, 2026.
This eDestinos deal was found by Cheapflights users on 9/24. 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.
Tue 10/201:29 pm -
1 stop12h 31m
Tue 11/175:35 am -
1 stop13h 20m
Deal found 9/24![Arajet logo]()
$568
This Booking.com deal was found by Cheapflights users on 9/28. 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 11/275:25 pm -
Nonstop9h 05m
Tue 12/85:35 am -
1 stop13h 20m
Deal found 9/28![Multiple Airlines logo]()
$569
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 12/85:19 pm -
1 stop12h 41m
Wed 12/162:45 pm -
1 stop11h 53m
Deal found 9/24![Copa Airlines logo]()
$575
This eDestinos deal was found by Cheapflights users on 9/27. 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.
Fri 10/92:09 pm -
1 stop12h 14m
Sat 11/145:35 am -
1 stop13h 20m
Deal found 9/27![Arajet logo]()
$577
This Orbitz deal was found by Cheapflights users on 9/28. 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 11/271:09 pm -
1 stop13h 26m
Tue 12/17:20 am -
1 stop14h 05m
Deal found 9/28![Multiple Airlines logo]()
$580
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 12/95:19 pm -
1 stop12h 41m
Mon 12/142:45 pm -
1 stop11h 53m
Deal found 9/24![Copa Airlines logo]()
$583
This eDestinos deal was found by Cheapflights users on 9/24. 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 10/266:53 pm -
1 stop12h 04m
Mon 11/211:05 pm -
1 stop14h 20m
Deal found 9/24![Arajet logo]()
$584
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 11/271:09 pm -
1 stop13h 26m
Mon 11/3010:45 pm -
Nonstop9h 15m
Deal found 9/26![Multiple Airlines logo]()
$586
This eDestinos deal was found by Cheapflights users on 9/26. 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 10/31:55 pm -
1 stop13h 15m
Mon 10/129:15 pm -
1 stop15h 44m
Deal found 9/26![Arajet logo]()
$592
This Expedia deal was found by Cheapflights users on 9/27. 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.
Tue 11/2410:50 pm -
Nonstop9h 00m
Tue 12/85:35 am -
1 stop13h 20m
Deal found 9/27![Multiple Airlines logo]()
$594
This Gotogate deal was found by Cheapflights users on 9/26. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:53 pm -
1 stop13h 39m
Tue 2/25:35 am -
1 stop13h 20m
Deal found 9/26![Arajet logo]()
$596
This Super.com deal was found by Cheapflights users on 9/27. 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.
Wed 11/49:50 am -
2 stops23h 10m
Mon 11/1611:50 am -
2 stops21h 20m
Deal found 9/27![Sky Airline logo]()
$602
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 29, 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 29, 2026.
This Delta deal was found by Cheapflights users on 9/27. 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 11/1212:45 pm -
1 stop12h 15m
Wed 12/1612:20 pm -
Nonstop9h 25m
Deal found 9/27![Delta logo]()
$709
This Copa Airlines deal was found by Cheapflights users on 9/26. 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.
Thu 10/82:01 pm -
1 stop13h 35m
Sun 10/184:15 am -
1 stop11h 24m
Deal found 9/26![Copa Airlines logo]()
$846
This United Airlines deal was found by Cheapflights users on 9/27. 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 11/246:24 am -
1 stop22h 56m
Mon 11/3011:55 pm -
2 stops41h 22m
Deal found 9/27![United Airlines logo]()
$880
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Thu 12/249:50 am -
1 stop19h 40m
Wed 1/69:00 am -
1 stop24h 10m
Deal found 9/28![Sky Airline logo]()
$1,336
This Delta deal was found by Cheapflights users on 9/27. 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 11/2612:15 am -
1 stop13h 45m
Tue 12/18:05 pm -
1 stop20h 10m
Deal found 9/27![Delta logo]()
$709
This Delta deal was found by Cheapflights users on 9/27. 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 11/264:45 pm -
1 stop21h 15m
Wed 12/28:05 pm -
1 stop13h 05m
Deal found 9/27![Delta logo]()
$709
This Delta deal was found by Cheapflights users on 9/27. 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 11/262:00 pm -
2 stops24h 00m
Tue 12/18:05 pm -
1 stop12h 05m
Deal found 9/27![Delta logo]()
$714
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Wed 10/74:01 pm -
2 stops38h 59m
Tue 10/139:00 pm -
2 stops28h 25m
Deal found 9/27![United Airlines logo]()
$927
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Wed 10/74:01 pm -
2 stops38h 59m
Wed 10/149:00 pm -
2 stops28h 25m
Deal found 9/27![United Airlines logo]()
$927
This Delta deal was found by Cheapflights users on 9/26. 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.
Fri 11/1311:10 pm -
1 stop30h 30m
Thu 11/268:05 pm -
1 stop13h 05m
Deal found 9/26![Delta logo]()
$777
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Mon 12/77:00 am -
2 stops22h 20m
Sat 12/2611:55 pm -
2 stops36h 49m
Deal found 9/28![United Airlines logo]()
$947
This Delta deal was found by Cheapflights users on 9/24. 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 11/1111:10 pm -
1 stop30h 30m
Mon 11/308:05 pm -
1 stop20h 10m
Deal found 9/24![Delta logo]()
$841
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/64:01 pm -
2 stops38h 59m
Tue 10/209:00 pm -
2 stops28h 25m
Deal found 9/24![United Airlines logo]()
$974
This Delta deal was found by Cheapflights users on 9/26. 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
Wed 11/118:05 pm -
1 stop20h 15m
Deal found 9/26![Delta logo]()
$871
This United Airlines deal was found by Cheapflights users on 9/24. 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 11/278:45 am -
1 stop22h 35m
Mon 11/3011:55 pm -
2 stops44h 55m
Deal found 9/24![United Airlines logo]()
$995
This Delta deal was found by Cheapflights users on 9/24. 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 11/1212:45 pm -
1 stop12h 15m
Sun 11/2912:20 pm -
Nonstop9h 25m
Deal found 9/24![Delta logo]()
$896
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Thu 10/151:15 pm -
1 stop17h 45m
Mon 11/1610:05 pm -
2 stops26h 26m
Deal found 9/27![United Airlines logo]()
$1,038
This Delta deal was found by Cheapflights users on 9/26. 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 11/254:45 pm -
1 stop12h 55m
Mon 11/308:40 am -
1 stop12h 45m
Deal found 9/26![Delta logo]()
$1,008
This Delta deal was found by Cheapflights users on 9/27. 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.
Tue 11/244:05 pm -
1 stop13h 35m
Sat 11/285:35 pm -
1 stop14h 35m
Deal found 9/27![Delta logo]()
$1,216
This Delta deal was found by Cheapflights users on 9/24. 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 11/1412:45 pm -
1 stop16h 55m
Sat 11/285:35 pm -
1 stop14h 35m
Deal found 9/24![Delta logo]()
$1,318
This Delta deal was found by Cheapflights users on 9/28. 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 12/2311:10 pm -
1 stop30h 30m
Wed 1/68:05 pm -
1 stop12h 05m
Deal found 9/28![Delta logo]()
$1,596
Last-minute flights from Miami to Buenos AiresDiscover last-minute flight deals from Miami to Buenos Aires. Data last updated September 29, 2026 and is based on user searches.
Discover last-minute flight deals from Miami to Buenos Aires. Data last updated September 29, 2026 and is based on user searches.
This eDestinos deal was found by Cheapflights users on 9/26. 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 10/31:55 pm -
1 stop13h 15m
Mon 10/129:15 pm -
1 stop15h 44m
Deal found 9/26![Arajet logo]()
$592
This eDestinos deal was found by Cheapflights users on 9/27. 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.
Fri 10/92:09 pm -
1 stop12h 14m
Sat 11/145:35 am -
1 stop13h 20m
Deal found 9/27![Arajet logo]()
$577
This eDestinos deal was found by Cheapflights users on 9/24. 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.
Tue 10/201:29 pm -
1 stop12h 31m
Tue 11/175:35 am -
1 stop13h 20m
Deal found 9/24![Arajet logo]()
$568
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 10/2110:50 am -
1 stop20h 40m
Mon 11/212:45 pm -
2 stops24h 40m
Deal found 9/28![Multiple Airlines logo]()
$622
This oojo deal was found by Cheapflights users on 9/28. 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 10/2210:50 am -
2 stops23h 10m
Sat 10/3111:55 am -
2 stops21h 15m
Deal found 9/28![Sky Airline logo]()
$611
This Expedia deal was found by Cheapflights users on 9/24. 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 10/232:09 pm -
1 stop12h 14m
Mon 11/211:05 pm -
1 stop14h 20m
Deal found 9/24![Arajet logo]()
$610
This Kiwi.com deal was found by Cheapflights users on 9/24. 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
Tue 11/35:50 am -
1 stop13h 05m
Deal found 9/24![Arajet logo]()
$624
This Super.com deal was found by Cheapflights users on 9/27. 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.
Sat 10/2410:50 am -
1 stop19h 40m
Mon 10/2611:50 am -
2 stops21h 20m
Deal found 9/27![Sky Airline logo]()
$608
This oojo deal was found by Cheapflights users on 9/28. 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.
Sat 10/2410:50 am -
1 stop19h 40m
Wed 10/2811:50 am -
2 stops21h 20m
Deal found 9/28![Sky Airline logo]()
$614
This Justfly.com deal was found by Cheapflights users on 9/27. 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.
Sun 10/2510:50 am -
1 stop19h 40m
Thu 10/299:00 am -
1 stop24h 10m
Deal found 9/27![Sky Airline logo]()
$624
This eDestinos deal was found by Cheapflights users on 9/24. 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 10/266:53 pm -
1 stop12h 04m
Mon 11/211:05 pm -
1 stop14h 20m
Deal found 9/24![Arajet logo]()
$584
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Sat 10/3110:50 am -
2 stops19h 10m
Tue 12/85:35 am -
1 stop13h 20m
Deal found 9/28![Multiple Airlines logo]()
$606
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 29, 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 29, 2026.
This Expedia deal was found by Cheapflights users on 9/24. 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 11/274:38 pm -
1 stop11h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Arajet logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 9/27. 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.
Sat 10/2410:50 am -
1 stop19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Sky Airline logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 11/309:50 am -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Sky Airline logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 11/249:50 am -
2 stops19h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Sky Airline logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Thu 11/269:50 am -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Sky Airline logo]()
$257
This Super.com deal was found by Cheapflights users on 9/27. 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.
Tue 11/109:50 am -
2 stops19h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Sky Airline logo]()
$259
This Super.com deal was found by Cheapflights users on 9/27. 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.
Tue 11/109:50 am -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Sky Airline logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 9/24. 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
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Arajet logo]()
$260
This CheapOair deal was found by Cheapflights users on 9/24. 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.
Wed 11/119:50 am -
1 stop19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Sky Airline logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 11/184:38 pm -
1 stop14h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Arajet logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 11/2412:55 pm -
1 stop13h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Arajet logo]()
$262
This oojo deal was found by Cheapflights users on 9/28. 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.
Sat 10/2410:50 am -
2 stops19h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Sky Airline logo]()
$263
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 29, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $568 (eDestinos) |
One-way from | $255 (Expedia) |
Popular in | December |
Cheapest in | June |
Average price | $752 |
Good round-trip deal | $768 or less |
Good one-way deal | $359 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 29, 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
Quickest round-trip
MiamiBuenos Aires
MIA Miami - EZE Buenos Aires Ministro Pistarini
MIAEZE
Miami
Thu 11/26
10:50 pm-9:50 am
Nonstop9h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$312
MiamiBuenos Aires
MIA Miami - EZE Buenos Aires Ministro Pistarini
MIAEZE
Miami
Tue 11/17
10:50 pm-9:50 am
Nonstop9h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$312
MiamiBuenos Aires
MIA Miami - EZE Buenos Aires Ministro Pistarini
MIAEZE
Miami
Fri 11/27
10:50 pm-9:50 am
Nonstop9h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$312
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
$312
MiamiBuenos Aires
MIA Miami - EZE Buenos Aires Ministro Pistarini
MIAEZE
Miami
Tue 11/24
10:50 pm-9:50 am
Nonstop9h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$312
MiamiBuenos Aires
MIA Miami - AEP Buenos Aires Jorge Newbery
MIAAEP
Miami
Mon 11/9
11:10 pm-7:40 am
1 stop30h 30m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$312
MiamiBuenos Aires
MIA Miami - AEP Buenos Aires Jorge Newbery
MIAAEP
Miami
Wed 11/25
4:05 pm-4:00 pm
1 stop21h 55m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$312
MiamiBuenos Aires
MIA Miami - EZE Buenos Aires Ministro Pistarini
MIAEZE
Miami
Sun 11/29
6:24 am-7:20 am
1 stop22h 56m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$316
MiamiBuenos Aires
MIA Miami - EZE Buenos Aires Ministro Pistarini
MIAEZE
Miami
Wed 11/18
7:10 am-10:55 am
2 stops25h 45m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$316
MiamiBuenos Aires
MIA Miami - AEP Buenos Aires Jorge Newbery
MIAAEP
Miami
Thu 11/26
11:40 am-4:00 pm
2 stops26h 20m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$316
Showing 1-10 of 42 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 $749). Flying from Miami to Buenos Aires in December is currently the most expensive (average of $1,097). 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 29, 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 29, 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 $694 and $849 in October.The cheapest round-trip price found within the last 5 days was $568 on Arajet (Oct 20-Nov 17).
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 159 minutes.
What is the most punctual flight time for Miami to Buenos Aires flights?
Historically, flights departing in the morning 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?
Tuesday 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 18% 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 67 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 29, 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.
Food
6.5
Overall
8.0
Boarding
7.9
Crew
8.4
Entertainment
5.8
Comfort
7.5
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Food
6.5
Overall
8.0
Boarding
7.9
Crew
8.4
Entertainment
5.8
Comfort
7.5
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Food
6.5
Overall
8.0
Boarding
7.9
Crew
8.4
Entertainment
5.8
Comfort
7.5
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Food
6.5
Overall
8.0
Boarding
7.9
Crew
8.4
Entertainment
5.8
Comfort
7.5
Reviews
1 / 8
6.0
GoodJesica,Jul 2026
MIA - EZE
Food
6.5
Overall
8.0
Boarding
7.9
Crew
8.4
Entertainment
5.8
Comfort
7.5
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 29, 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 29, 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 29, 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 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$300 | Average$624 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$319 | Average$970 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$354 | Average$755 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$371 | Average$951 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$421 | Average$896 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$483 | Average$641 | FlexibilityNo cancel fee | On-time73% | |
| Cheapest$651 | Average$816 | FlexibilityNo cancel fee | On-time59% | |
| Cheapest$726 | Average$928 | FlexibilityNo cancel fee | On-time71% |