$287+ Cheap flights from Mexico City (MEX) 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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — BUE
Nov 4 — Nov 111
Round-trip
1 adult, Economy
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Find cheap flights from Mexico City 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 Mexico City Benito Juarez to Buenos Aires are usually found in November or September, booked 88 days in advance, depart on a Wednesday or Monday and return on a Wednesday
Cheap flight deals from Mexico City to Buenos Aires
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Cheapest flights from Mexico City to Buenos AiresExplore the most affordable flight options available from Mexico City to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 5, 2026.
Explore the most affordable flight options available from Mexico City to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 5, 2026.
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:50 pm -
1 stop19h 45m
Tue 12/17:35 pm -
1 stop22h 40m
Deal found 9/30![LATAM Airlines logo]()
$608
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:00 pm -
1 stop13h 30m
Thu 12/108:05 pm -
1 stop21h 45m
Deal found 9/30![LATAM Airlines logo]()
$608
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:01 am -
2 stops22h 59m
Thu 11/265:00 pm -
2 stops23h 50m
Deal found 9/30![Multiple Airlines logo]()
$609
This LATAM Airlines deal was found by Cheapflights users on 10/3. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:50 pm -
1 stop11h 28m
Tue 11/107:35 pm -
1 stop22h 40m
Deal found 10/3![LATAM Airlines logo]()
$610
This LATAM Airlines deal was found by Cheapflights users on 10/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:50 pm -
1 stop11h 50m
Thu 12/38:05 pm -
1 stop20h 45m
Deal found 10/1![LATAM Airlines logo]()
$612
This LATAM Airlines deal was found by Cheapflights users on 10/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:50 pm -
1 stop19h 45m
Thu 12/108:05 pm -
1 stop21h 55m
Deal found 10/1![LATAM Airlines logo]()
$615
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Wed 12/307:50 pm -
1 stop11h 50m
Thu 12/315:00 pm -
2 stops25h 15m
Deal found 9/30![LATAM Airlines logo]()
$622
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:50 pm -
1 stop19h 45m
Wed 12/27:35 pm -
1 stop22h 40m
Deal found 9/30![LATAM Airlines logo]()
$634
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:50 pm -
1 stop15h 50m
Tue 12/18:05 pm -
1 stop21h 45m
Deal found 9/30![LATAM Airlines logo]()
$634
This LATAM Airlines deal was found by Cheapflights users on 10/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/287:50 pm -
1 stop15h 50m
Mon 12/710:30 pm -
1 stop19h 45m
Deal found 10/1![LATAM Airlines logo]()
$635
This Gotogate deal was found by Cheapflights users on 10/1. 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.
Fri 11/138:20 am -
1 stop18h 20m
Sun 11/297:05 am -
1 stop23h 05m
Deal found 10/1![Avianca logo]()
$637
This LATAM Airlines deal was found by Cheapflights users on 9/29. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:50 pm -
1 stop11h 50m
Mon 12/75:00 pm -
1 stop24h 50m
Deal found 9/29![LATAM Airlines logo]()
$638
Best flights from Mexico City to Buenos AiresDiscover carefully curated flight deals from Mexico City to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 5, 2026.
Discover carefully curated flight deals from Mexico City to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 5, 2026.
This LATAM Airlines deal was found by Cheapflights users on 10/4. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:50 pm -
1 stop15h 50m
Sat 12/129:00 pm -
1 stop21h 15m
Deal found 10/4![LATAM Airlines logo]()
$608
This Copa Airlines deal was found by Cheapflights users on 10/4. 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 10/222:10 am -
1 stop19h 41m
Sun 11/87:30 am -
2 stops19h 45m
Deal found 10/4![Copa Airlines logo]()
$668
This Cheapflightsfares deal was found by Cheapflights users on 10/4. 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.
Fri 11/68:20 am -
1 stop18h 20m
Mon 11/167:05 am -
2 stops22h 15m
Deal found 10/4![Avianca logo]()
$993
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Tue 10/278:50 am -
2 stops24h 30m
Tue 11/312:20 pm -
2 stops20h 10m
Deal found 9/30![Multiple Airlines logo]()
$995
This LATAM Airlines deal was found by Cheapflights users on 10/4. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/287:50 pm -
1 stop15h 50m
Mon 12/710:30 pm -
1 stop19h 45m
Deal found 10/4![LATAM Airlines logo]()
$608
This Copa Airlines deal was found by Cheapflights users on 10/3. 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.
Mon 10/261:20 am -
1 stop23h 38m
Tue 11/311:07 pm -
2 stops23h 13m
Deal found 10/3![Copa Airlines logo]()
$725
This LATAM Airlines deal was found by Cheapflights users on 10/3. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:10 pm -
1 stop14h 20m
Fri 11/610:30 pm -
1 stop19h 45m
Deal found 10/3![LATAM Airlines logo]()
$763
This Copa Airlines deal was found by Cheapflights users on 10/4. 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 10/253:25 am -
1 stop21h 33m
Mon 11/97:30 am -
2 stops19h 45m
Deal found 10/4![Copa Airlines logo]()
$822
This LATAM Airlines deal was found by Cheapflights users on 10/2. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/167:50 pm -
1 stop15h 50m
Wed 12/239:00 pm -
1 stop21h 15m
Deal found 10/2![LATAM Airlines logo]()
$830
This Avianca deal was found by Cheapflights users on 10/3. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/141:50 pm -
1 stop12h 50m
Thu 1/287:05 am -
1 stop14h 20m
Deal found 10/3![Avianca logo]()
$1,010
This Mytrip deal was found by Cheapflights users on 10/2. 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.
Fri 10/3010:00 pm -
2 stops19h 40m
Fri 11/65:10 pm -
1 stop21h 00m
Deal found 10/2![Multiple Airlines logo]()
$1,038
This Copa Airlines deal was found by Cheapflights users on 10/4. 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 10/181:20 am -
1 stop24h 01m
Wed 10/212:49 pm -
1 stop13h 11m
Deal found 10/4![Copa Airlines logo]()
$874
This LATAM Airlines deal was found by Cheapflights users on 10/3. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/215:15 pm -
1 stop22h 15m
Mon 2/19:45 pm -
1 stop20h 05m
Deal found 10/3![LATAM Airlines logo]()
$845
This Kiwi.com deal was found by Cheapflights users on 10/2. 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 12/234:00 pm -
1 stop12h 30m
Wed 1/69:30 pm -
2 stops40h 40m
Deal found 10/2![Multiple Airlines logo]()
$1,093
This Copa Airlines deal was found by Cheapflights users on 10/2. 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 10/293:25 am -
1 stop20h 51m
Fri 11/67:30 am -
2 stops20h 30m
Deal found 10/2![Copa Airlines logo]()
$908
This Copa Airlines deal was found by Cheapflights users on 10/3. 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 10/283:25 am -
1 stop17h 42m
Wed 11/44:26 am -
2 stops22h 49m
Deal found 10/3![Copa Airlines logo]()
$908
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/114:00 pm -
1 stop13h 30m
Mon 1/2510:30 pm -
1 stop19h 45m
Deal found 9/30![LATAM Airlines logo]()
$916
This Copa Airlines deal was found by Cheapflights users on 9/30. 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.
Fri 10/162:10 am -
1 stop22h 05m
Mon 11/22:21 am -
2 stops23h 04m
Deal found 9/30![Copa Airlines logo]()
$928
This Copa Airlines deal was found by Cheapflights users on 10/2. 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 10/313:25 am -
1 stop20h 51m
Sat 11/72:21 am -
2 stops23h 04m
Deal found 10/2![Copa Airlines logo]()
$944
This Copa Airlines deal was found by Cheapflights users on 10/2. 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 10/315:55 am -
1 stop19h 03m
Fri 11/64:26 am -
2 stops20h 59m
Deal found 10/2![Copa Airlines logo]()
$944
This Copa Airlines deal was found by Cheapflights users on 10/1. 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.
Tue 10/131:20 am -
1 stop24h 16m
Tue 10/203:48 am -
1 stop23h 27m
Deal found 10/1![Copa Airlines logo]()
$988
Last-minute flights from Mexico City to Buenos AiresDiscover last-minute flight deals from Mexico City to Buenos Aires. Data last updated October 5, 2026 and is based on user searches.
Discover last-minute flight deals from Mexico City to Buenos Aires. Data last updated October 5, 2026 and is based on user searches.
This LATAM Airlines deal was found by Cheapflights users on 10/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:05 pm -
1 stop19h 16m
Wed 11/47:35 pm -
1 stop22h 40m
Deal found 10/1![LATAM Airlines logo]()
$642
This LATAM Airlines deal was found by Cheapflights users on 10/3. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:50 pm -
1 stop11h 28m
Tue 11/107:35 pm -
1 stop22h 40m
Deal found 10/3![LATAM Airlines logo]()
$610
This Gotogate deal was found by Cheapflights users on 10/1. 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.
Fri 11/138:20 am -
1 stop18h 20m
Sun 11/297:05 am -
1 stop23h 05m
Deal found 10/1![Avianca logo]()
$637
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:50 pm -
1 stop19h 45m
Tue 12/17:35 pm -
1 stop22h 40m
Deal found 9/30![LATAM Airlines logo]()
$608
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:50 pm -
1 stop15h 50m
Tue 12/18:05 pm -
1 stop21h 45m
Deal found 9/30![LATAM Airlines logo]()
$634
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:01 am -
2 stops22h 59m
Thu 11/265:00 pm -
2 stops23h 50m
Deal found 9/30![Multiple Airlines logo]()
$609
This Booking.com deal was found by Cheapflights users on 9/30. 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.
Wed 11/185:05 am -
1 stop31h 35m
Tue 11/242:35 am -
1 stop26h 45m
Deal found 9/30![Avianca logo]()
$658
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:00 pm -
1 stop13h 30m
Thu 12/108:05 pm -
1 stop21h 45m
Deal found 9/30![LATAM Airlines logo]()
$608
This LATAM Airlines deal was found by Cheapflights users on 10/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:50 pm -
1 stop19h 45m
Thu 12/108:05 pm -
1 stop21h 55m
Deal found 10/1![LATAM Airlines logo]()
$615
This LATAM Airlines deal was found by Cheapflights users on 9/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:50 pm -
1 stop19h 45m
Wed 12/27:35 pm -
1 stop22h 40m
Deal found 9/30![LATAM Airlines logo]()
$634
This LATAM Airlines deal was found by Cheapflights users on 10/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:50 pm -
1 stop11h 50m
Thu 12/38:05 pm -
1 stop20h 45m
Deal found 10/1![LATAM Airlines logo]()
$612
This LATAM Airlines deal was found by Cheapflights users on 10/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/287:50 pm -
1 stop15h 50m
Mon 12/710:30 pm -
1 stop19h 45m
Deal found 10/1![LATAM Airlines logo]()
$635
One-way flights from Mexico City to Buenos AiresSearch for one-way flight options from Mexico City to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated October 5, 2026.
Search for one-way flight options from Mexico City to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated October 5, 2026.
This FlightHub deal was found by Cheapflights users on 9/30. 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.
Thu 12/317:50 pm -
1 stop11h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![LATAM Airlines logo]()
$287
This FlightHub deal was found by Cheapflights users on 9/30. 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.
Thu 12/314:00 pm -
1 stop12h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![LATAM Airlines logo]()
$287
This Copa Airlines deal was found by Cheapflights users on 10/4. 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 1/21:20 am -
1 stop24h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Copa Airlines logo]()
$293
This Cheapflightsfares deal was found by Cheapflights users on 10/1. 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 12/289:40 am -
Nonstop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Aeromexico logo]()
$337
This FlightHub deal was found by Cheapflights users on 9/30. 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.
Thu 12/319:40 am -
Nonstop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Aerolineas Argentinas logo]()
$349
This Mytrip deal was found by Cheapflights users on 10/4. 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.
Tue 1/2610:00 pm -
2 stops19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Multiple Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 11/2011:05 pm -
3 stops34h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 2/1510:00 pm -
1 stop26h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Multiple Airlines logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 2/1510:00 pm -
1 stop27h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Multiple Airlines logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 10/3. 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.
Sun 1/3110:00 pm -
2 stops32h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Multiple Airlines logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 12/37:20 pm -
2 stops35h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$384
This Trip.com deal was found by Cheapflights users on 10/2. 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.
Tue 10/276:45 am -
2 stops18h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$387
Find flight deals from Mexico City to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from Mexico City (MEX) 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 October 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $608 (LATAM Airlines) |
One-way from | $287 (FlightHub) |
Popular in | December |
Cheapest in | November |
Average price | $745 |
Good round-trip deal | $542 or less |
Good one-way deal | $638 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Mexico City 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 October 5, 2026.
Use the filters below to find and compare flights from Mexico City to Buenos Aires that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Mexico CityBuenos Aires
MEX Mexico City Benito Juarez - AEP Buenos Aires Jorge Newbery
MEXAEP
Mexico City Benito Juarez
Thu 12/31
4:00 pm-2:40 pm
2 stops19h 40m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$292
Mexico CityBuenos Aires
MEX Mexico City Benito Juarez - AEP Buenos Aires Jorge Newbery
MEXAEP
Mexico City Benito Juarez
Sun 3/21
6:05 am-4:20 am
2 stops43h 15m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$447
Mexico CityBuenos Aires
MEX Mexico City Benito Juarez - AEP Buenos Aires Jorge Newbery
MEXAEP
Mexico City Benito Juarez
Wed 11/18
10:00 pm-4:20 am
1 stop27h 20m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$448
Mexico CityBuenos Aires
MEX Mexico City Benito Juarez - AEP Buenos Aires Jorge Newbery
MEXAEP
Mexico City Benito Juarez
Thu 1/28
10:40 am-4:20 am
1 stop14h 40m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$499
Mexico CityBuenos Aires
MEX Mexico City Benito Juarez - EZE Buenos Aires Ministro Pistarini
MEXEZE
Mexico City Benito Juarez
Tue 10/13
6:00 am-2:30 am
2 stops41h 30m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$528
Mexico CityBuenos Aires
MEX Mexico City Benito Juarez - AEP Buenos Aires Jorge Newbery
MEXAEP
Mexico City Benito Juarez
Fri 12/4
7:50 pm-2:40 pm
1 stop15h 50m
Buenos Aires Jorge Newbery
Sat 12/12
9:00 pm-3:15 pm
1 stop21h 15m
$608
Mexico CityBuenos Aires
MEX Mexico City Benito Juarez - AEP Buenos Aires Jorge Newbery
MEXAEP
Mexico City Benito Juarez
Sat 11/28
7:50 pm-2:40 pm
1 stop15h 50m
Buenos Aires Jorge Newbery
Mon 12/7
10:30 pm-3:15 pm
1 stop19h 45m
$608
Mexico CityBuenos Aires
MEX Mexico City Benito Juarez - AEP Buenos Aires Jorge Newbery
MEXAEP
Mexico City Benito Juarez
Tue 12/15
1:50 pm-5:40 am
1 stop12h 50m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$623
Mexico CityBuenos Aires
MEX Mexico City Benito Juarez - AEP Buenos Aires Jorge Newbery
MEXAEP
Mexico City Benito Juarez
Mon 12/7
1:50 pm-5:40 am
1 stop12h 50m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$629
Mexico CityBuenos Aires
MEX Mexico City Benito Juarez - AEP Buenos Aires Jorge Newbery
MEXAEP
Mexico City Benito Juarez
Mon 12/14
1:50 pm-5:40 am
1 stop12h 50m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$629
Showing 1-10 of 38 resultsSorted by cheapest first
Compare providers for flights from Mexico City 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 Mexico City to Buenos Aires in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Mexico City-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Mexico City-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Mexico City-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Mexico City-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub 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 Mexico City-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 Mexico City to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Mexico City with our price prediction graph.
MEX-BUE
MEX-EZE
MEX-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 Mexico City to Buenos Aires
MEX-BUE
MEX-EZE
MEX-AEP
What is the cheapest month to book a flight from Mexico City to Buenos Aires?
Currently, November is the cheapest month in which you can book a flight from Mexico City to Buenos Aires (average of $730). Flying from Mexico City to Buenos Aires in December is currently the most expensive (average of $924). 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 MEX to BUE?
Find hourly flight availability from Mexico City 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 October 5, 2026.
When flying from Mexico City to Buenos Aires, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Mexico City to Buenos Aires?
Airfare is below average for this route at the moment.
Mexico City to Buenos Aires flights typically cost between $659 and $880 in November.The cheapest round-trip price found within the last 5 days was $608 on LATAM Airlines (Nov 17-Dec 1).
How often are flights from Mexico City to Buenos Aires delayed?
About 16% of weekly flights between Mexico City and Buenos Aires have experienced delays in the past year, with the average delay time being 109 minutes.
What is the most punctual flight time for Mexico City to Buenos Aires flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Mexico City to Buenos Aires flights?
Over the last year, Aeromexico have had the lowest number of delays on this route, with just 16% of flights being delayed.
How far ahead should I book a flight from Mexico City to Buenos Aires?
To ensure you get the cheapest price possible for a flight from Mexico City to Buenos Aires, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 October 5, 2026.
See what other customers who have flown with Copa Airlines,Aeromexico, andLATAM Airlines from Mexico City to Buenos Aires have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.6
Comfort
7.4
Entertainment
6.9
Food
6.9
Boarding
7.8
Crew
8.1
Reviews
1 / 20
2.0
MediocreKaterine,Mar 2026
LAX - PTY
Overall
7.6
Comfort
7.4
Entertainment
6.9
Food
6.9
Boarding
7.8
Crew
8.1
Reviews
1 / 20
2.0
MediocreKaterine,Mar 2026
LAX - PTY
Overall
7.6
Comfort
7.4
Entertainment
6.9
Food
6.9
Boarding
7.8
Crew
8.1
Reviews
1 / 20
2.0
MediocreKaterine,Mar 2026
LAX - PTY
Overall
7.6
Comfort
7.4
Entertainment
6.9
Food
6.9
Boarding
7.8
Crew
8.1
Reviews
1 / 20
2.0
MediocreKaterine,Mar 2026
LAX - PTY
Overall
7.6
Comfort
7.4
Entertainment
6.9
Food
6.9
Boarding
7.8
Crew
8.1
Reviews
1 / 20
2.0
MediocreKaterine,Mar 2026
LAX - PTY
Related info for your journey
Find useful and relevant information for your journey from Mexico City 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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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Mexico City to Buenos Aires
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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 October 5, 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 Mexico City to Buenos Aires by cabin class
Find flights from Mexico City to Buenos Aires, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Mexico City and Buenos Aires flights
Browse other Mexico City and Buenos Aires flight options. Last updated on October 5, 2026.
Other flights from Mexico City
Browse through other flights departing from Mexico City. Flights are based on user searches made on Cheapflights and were last updated on October 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Mexico City to Buenos Aires
Discover the top 5 airlines that operate flights from Mexico City 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 October 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$808 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$406 | Average$761 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$420 | Average$1,019 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$608 | Average$688 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$630 | Average$774 | FlexibilityNo cancel fee | On-time71% |