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Cheap flights from McAllen to Buenos Aires from $786

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from McAllen to Buenos Aires departing on 5/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from McAllen to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:33 am - 8:50 am
MFE
-
EZE
20h 17m
2 stops
American Airlines Logo
8:35 pm - 4:55 pm
EZE
-
MFE
22h 20m
2 stops
$1,306American Airlines
Sun, May 17 - Thu, Jun 18
United Airlines Logo
5:15 pm - 8:00 am
MFE
-
EZE
12h 45m
1 stop
United Airlines Logo
9:00 pm - 1:34 pm
EZE
-
MFE
18h 34m
1 stop
$1,400United Airlines
Sun, May 17 - Thu, Jun 18
United Airlines Logo
4:35 pm - 8:00 am
MFE
-
EZE
13h 25m
1 stop
United Airlines Logo
9:00 pm - 11:25 am
EZE
-
MFE
16h 25m
1 stop
$1,477United Airlines
Fri, Jun 5 - Sun, Jun 7
Delta Logo
5:25 am - 9:20 am
MFE
-
EZE
25h 55m
2 stops
Delta Logo
8:10 pm - 4:21 pm
EZE
-
MFE
22h 11m
2 stops
$1,481Delta
Fri, Jun 5 - Sun, Jun 7
American Airlines Logo
1:35 pm - 7:05 am
MFE
-
EZE
15h 30m
1 stop
American Airlines Logo
8:35 pm - 1:04 pm
EZE
-
MFE
18h 29m
2 stops
$1,541American Airlines
Fri, Jun 5 - Sun, Jun 7
Multiple Airlines Logo
9:20 pm - 5:40 am
MFE
-
EZE
30h 20m
3 stops
Multiple Airlines Logo
4:50 pm - 8:45 pm
EZE
-
MFE
29h 55m
2 stops
$2,006Multiple Airlines
Fri, Jun 5 - Sun, Jun 7
Multiple Airlines Logo
9:20 pm - 5:40 am
MFE
-
EZE
30h 20m
3 stops
Multiple Airlines Logo
4:50 pm - 8:45 pm
EZE
-
MFE
29h 55m
3 stops
$2,185Multiple Airlines
Fri, Jun 5 - Sun, Jun 7
Air Canada Logo
7:00 am - 2:30 pm
MFE
-
EZE
29h 30m
3 stops
Air Canada Logo
4:35 pm - 8:56 am
EZE
-
MFE
42h 21m
3 stops
$2,524Air Canada
Sun, May 17 - Thu, Jun 18

American Airlines flights from McAllen to Buenos Aires

Our best American Airlines deals on McAllen to Buenos Aires flight tickets
American Airlines
May 17
MFE10:33 amMcAllen Miller Intl
20h 17m
2 stops
EZE8:50 amBuenos Aires Ministro Pistarini
Jun 18
EZE8:35 pmBuenos Aires Ministro Pistarini
22h 20m
2 stops
MFE4:55 pmMcAllen Miller Intl
$1,306
American Airlines
Jun 5
MFE1:35 pmMcAllen Miller Intl
15h 30m
1 stop
EZE7:05 amBuenos Aires Ministro Pistarini
Jun 7
EZE8:35 pmBuenos Aires Ministro Pistarini
18h 29m
2 stops
MFE1:04 pmMcAllen Miller Intl
$1,541

United Airlines flights from McAllen to Buenos Aires

Our best United Airlines deals on McAllen to Buenos Aires flight tickets
United Airlines
May 17
MFE5:15 pmMcAllen Miller Intl
12h 45m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jun 18
EZE9:00 pmBuenos Aires Ministro Pistarini
18h 34m
1 stop
MFE1:34 pmMcAllen Miller Intl
$1,400
United Airlines
Jun 5
MFE4:35 pmMcAllen Miller Intl
13h 25m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jun 7
EZE9:00 pmBuenos Aires Ministro Pistarini
16h 25m
1 stop
MFE11:25 amMcAllen Miller Intl
$1,477

momondo 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, momondo users made 832,500 searches. Data last updated April 25, 2026.
Use the filters below to find and compare flights from McAllen to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Sun 5/17

10:33 am-8:50 am

2 stops20h 17m

Buenos Aires Ministro Pistarini

Thu 6/18

8:35 pm-4:55 pm

2 stops22h 20m

$1,306

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Sun 5/17

5:15 pm-8:00 am

1 stop12h 45m

Buenos Aires Ministro Pistarini

Thu 6/18

9:00 pm-1:34 pm

1 stop18h 34m

$1,400
Quickest round-trip

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Fri 6/5

4:35 pm-8:00 am

1 stop13h 25m

Buenos Aires Ministro Pistarini

Sun 6/7

9:00 pm-11:25 am

1 stop16h 25m

$1,477

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Fri 6/5

5:25 am-9:20 am

2 stops25h 55m

Buenos Aires Ministro Pistarini

Sun 6/7

8:10 pm-4:21 pm

2 stops22h 11m

$1,481

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Fri 6/5

1:35 pm-7:05 am

1 stop15h 30m

Buenos Aires Ministro Pistarini

Sun 6/7

8:35 pm-1:04 pm

2 stops18h 29m

$1,541

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Fri 6/5

9:20 pm-5:40 am

3 stops30h 20m

Buenos Aires Ministro Pistarini

Sun 6/7

4:50 pm-8:45 pm

2 stops29h 55m

$2,006

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Fri 6/5

9:20 pm-5:40 am

3 stops30h 20m

Buenos Aires Ministro Pistarini

Sun 6/7

4:50 pm-8:45 pm

3 stops29h 55m

$2,185

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Sun 5/17

7:00 am-2:30 pm

3 stops29h 30m

Buenos Aires Ministro Pistarini

Thu 6/18

4:35 pm-8:56 am

3 stops42h 21m

$2,524
Cheapest one-way

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Fri 5/1

12:15 pm-10:25 pm

3 stops56h 10m

$786

McAllenBuenos Aires

MFE - EZE

MFEEZE

McAllen Miller Intl

Fri 5/1

9:20 pm-4:30 am

2 stops29h 10m

$927

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from McAllen to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from McAllen Miller Intl to Buenos Aires?

United Airlines and Delta are the most popular carriers operating from McAllen Miller Intl to Buenos Aires

When to book flights from McAllen to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from McAllen to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap McAllen to Buenos Aires (MFE to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from McAllen to Buenos Aires

Fastest flight time

13h 25m

Direct flights

None
The fastest flight from McAllen to Buenos Aires takes 13h 25m
There are no direct flights from McAllen to Buenos Aires. There are no popular flight routes from McAllen to Buenos Aires.
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Frequently asked questions about flying from McAllen to Buenos Aires

  • How far is McAllen Miller Intl to Buenos Aires by plane?

    There are 4941.9 mi between McAllen Miller Intl and Buenos Aires. 13h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from McAllen Miller Intl Airport to Buenos Aires?

    Prices for flights from McAllen Miller Intl Airport to Buenos Aires refresh daily.

  • How old do you have to be to fly from McAllen Miller Intl Airport to Buenos Aires?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from McAllen Miller Intl Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from McAllen to Buenos Aires?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Buenos Aires from McAllen.

Can I find flights from McAllen to Buenos Aires with flexible booking policies on momondo?

All flight searches from McAllen to Buenos Aires on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from McAllen to Buenos Aires?

Once all potential McAllen to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from McAllen to Buenos Aires right now. Can momondo alert me if prices change?

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport