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$686+ Cheap flights from McAllen (MFE) to Buenos Aires (BUE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
MFE — BUE
Aug 22 — Aug 291
Fri 8/22
Fri 8/29
1 adult, Economy
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Cheap flight deals from McAllen to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from McAllen (MFE) 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 August 17, 2025.

Round-trip from

$1,015
(American Airlines)

One-way from

$686
(Kiwi.com)
From McAllen Miller Intl to Buenos Aires (BUE)
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One-way flight from McAllen Miller Intl to Buenos Aires (BUE)
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Find flight deals from McAllen to Buenos Aires

Cheapest flights from McAllen to Buenos Aires
Explore the most affordable flight options available from McAllen to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/17. 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 8/212:14 pmMFE - EZE
1 stop27h 16mMultiple Airlines
Sat 8/238:55 amEZE - MFE
2 stops29h 50mMultiple Airlines
Deal found 8/17$1,176
This United deal was found by Cheapflights users on 8/14. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/187:00 amMFE - EZE
2 stops39h 10mMultiple Airlines
Wed 8/206:50 amEZE - MFE
2 stops40h 57mMultiple Airlines
Deal found 8/14$1,541
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 8/1812:12 pmMFE - EZE
1 stop17h 48mUnited Airlines
Wed 8/209:00 pmEZE - MFE
1 stop23h 07mUnited Airlines
Deal found 8/14$2,005
This United Airlines deal was found by Cheapflights users on 8/17. 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 8/217:25 pmMFE - EZE
1 stop34h 35mUnited Airlines
Sat 8/239:00 pmEZE - MFE
1 stop23h 07mUnited Airlines
Deal found 8/17$2,115
This FlightHub deal was found by Cheapflights users on 8/17. 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 8/217:25 pmMFE - EZE
3 stops41h 05mAir Canada
Sat 8/234:35 pmEZE - MFE
3 stops42h 20mAir Canada
Deal found 8/17$3,318
This Gotogate deal was found by Cheapflights users on 8/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/187:00 amMFE - EZE
3 stops53h 30mAir Canada
Wed 8/204:35 pmEZE - MFE
3 stops25h 27mAir Canada
Deal found 8/14$3,766

Cheapflights Fare Finder

 
Customize your flight search to find flights from McAllen 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 2,558,603 searches. Data last updated August 17, 2025.
Use the filters below to find and compare flights from McAllen to Buenos Aires that are best for you.

Fly from

McAllen

Fly to

Buenos Aires

Route

Depart

Return

Price

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Thu 8/21

2:14 pm-7:30 pm

1 stop27h 16m

Buenos Aires Ministro Pistarini

Sat 8/23

8:55 am-12:45 pm

2 stops29h 50m

$1,176

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Thu 8/21

7:25 pm-8:00 am

1 stop34h 35m

Buenos Aires Ministro Pistarini

Sat 8/23

9:00 pm-6:07 pm

1 stop23h 07m

$2,115

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Thu 8/21

7:25 pm-2:30 pm

3 stops41h 05m

Buenos Aires Ministro Pistarini

Sat 8/23

4:35 pm-8:55 am

3 stops42h 20m

$3,318

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Fri 9/19

4:28 pm-8:25 pm

3 stops49h 57m

$686

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Fri 9/19

7:00 am-8:00 am

1 stop23h 00m

$743

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Best time to book a flight from McAllen to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from McAllen with our price prediction graph.
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 McAllen to Buenos Aires
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from McAllen to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from McAllen to Buenos Aires?

    Located just 2.0 mi from the city center, McAllen Miller Intl is the airport most travelers will use when flying to Buenos Aires from McAllen. Booking flights from Miller Intl (MFE) to Buenos Aires should be relatively easy as there are 0 daily outbound flights to Buenos Aires from 0 different airlines.

  • Can I find deals for flights from McAllen to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on McAllen to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from McAllen to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from McAllen to Buenos Aires.

  • Can I find deals for business class flights from McAllen to Buenos Aires?

    Yes. Cheapflights offers flight deals from McAllen to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from McAllen to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from McAllen to Buenos Aires (average of $795). Flying from McAllen to Buenos Aires in December is currently the most expensive (average of $1,260). 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.

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