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Cheap flights from Milwaukee to Buenos Aires from $488

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to Buenos Aires departing on 3/15. 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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Find the cheapest flights from Milwaukee to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:22 pm - 8:00 am
MKE
-
EZE
34h 38m
2 stops
United Airlines Logo
9:00 pm - 10:55 pm
EZE
-
MKE
27h 55m
1 stop
$983United Airlines
Sun, Mar 29 - Wed, Apr 8
LATAM Airlines Logo
2:55 pm - 9:45 am
MKE
-
EZE
16h 50m
1 stop
LATAM Airlines Logo
7:45 am - 11:56 pm
EZE
-
MKE
18h 11m
2 stops
$1,039LATAM Airlines
Wed, May 20 - Tue, Jun 2
LATAM Airlines Logo
2:55 pm - 8:35 am
MKE
-
EZE
15h 40m
2 stops
LATAM Airlines Logo
7:35 am - 11:56 pm
EZE
-
MKE
18h 21m
2 stops
$1,043LATAM Airlines
Wed, May 20 - Tue, Jun 2
Delta Logo
5:55 am - 6:10 am
MKE
-
EZE
22h 15m
2 stops
Delta Logo
3:55 am - 11:27 pm
EZE
-
MKE
21h 32m
2 stops
$1,047Delta
Tue, Jul 14 - Wed, Aug 5
LATAM Airlines Logo
4:20 pm - 11:30 am
MKE
-
EZE
17h 10m
2 stops
LATAM Airlines Logo
7:45 am - 11:56 pm
EZE
-
MKE
18h 11m
2 stops
$1,079LATAM Airlines
Fri, May 22 - Tue, Jun 2
LATAM Airlines Logo
5:19 pm - 9:45 am
MKE
-
EZE
14h 26m
1 stop
LATAM Airlines Logo
10:40 pm - 11:27 pm
EZE
-
MKE
26h 47m
2 stops
$1,083LATAM Airlines
Sat, Jun 6 - Mon, Jun 15
Delta Logo
12:41 pm - 9:45 am
MKE
-
EZE
19h 04m
1 stop
Delta Logo
3:55 am - 11:56 pm
EZE
-
MKE
22h 01m
2 stops
$1,087Delta
Fri, May 22 - Mon, Jun 1
American Airlines Logo
1:33 pm - 7:15 am
MKE
-
EZE
15h 42m
2 stops
American Airlines Logo
9:15 am - 11:47 pm
EZE
-
MKE
16h 32m
2 stops
$1,091American Airlines
Thu, May 21 - Tue, Jun 2
United Airlines Logo
10:43 am - 8:00 am
MKE
-
EZE
19h 17m
2 stops
United Airlines Logo
9:00 pm - 2:08 pm
EZE
-
MKE
19h 08m
2 stops
$1,099United Airlines
Thu, May 21 - Tue, Jun 2
United Airlines Logo
8:45 pm - 8:00 am
MKE
-
EZE
33h 15m
2 stops
United Airlines Logo
9:00 pm - 2:08 pm
EZE
-
MKE
43h 08m
2 stops
$1,116United Airlines
Tue, Jun 2 - Thu, Jun 11

LATAM Airlines flights from Milwaukee to Buenos Aires

Our best LATAM Airlines deals on Milwaukee to Buenos Aires flight tickets
LATAM Airlines
May 20
MKE2:55 pmMilwaukee-Mitchell
16h 50m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Jun 4
EZE11:30 amBuenos Aires Ministro Pistarini
23h 33m
2 stops
MKE9:03 amMilwaukee-Mitchell
$1,039
LATAM Airlines
May 20
MKE10:10 amMilwaukee-Mitchell
20h 25m
2 stops
EZE8:35 amBuenos Aires Ministro Pistarini
Jun 3
EZE3:55 amBuenos Aires Ministro Pistarini
22h 01m
2 stops
MKE11:56 pmMilwaukee-Mitchell
$1,043
LATAM Airlines
May 22
MKE4:20 pmMilwaukee-Mitchell
17h 10m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
Jun 2
EZE7:45 amBuenos Aires Ministro Pistarini
18h 11m
2 stops
MKE11:56 pmMilwaukee-Mitchell
$1,079

Delta flights from Milwaukee to Buenos Aires

Our best Delta deals on Milwaukee to Buenos Aires flight tickets
Delta
Jul 14
MKE5:55 amMilwaukee-Mitchell
22h 15m
2 stops
EZE6:10 amBuenos Aires Ministro Pistarini
Aug 5
EZE3:55 amBuenos Aires Ministro Pistarini
21h 32m
2 stops
MKE11:27 pmMilwaukee-Mitchell
$1,047
Delta
May 22
MKE12:41 pmMilwaukee-Mitchell
19h 04m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Jun 1
EZE3:55 amBuenos Aires Ministro Pistarini
22h 01m
2 stops
MKE11:56 pmMilwaukee-Mitchell
$1,087
Delta
May 22
MKE2:55 pmMilwaukee-Mitchell
16h 50m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
May 31
EZE8:10 pmBuenos Aires Ministro Pistarini
14h 53m
1 stop
MKE9:03 amMilwaukee-Mitchell
$1,127

momondo Fare Finder

 
Customize your flight search to find flights from Milwaukee 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 February 11, 2026.
Use the filters below to find and compare flights from Milwaukee to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

Sun 3/29

7:22 pm-8:00 am

2 stops34h 38m

Buenos Aires Ministro Pistarini

Wed 4/8

9:00 pm-10:55 pm

1 stop27h 55m

$983

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

Wed 5/20

2:55 pm-9:45 am

1 stop16h 50m

Buenos Aires Ministro Pistarini

Tue 6/2

7:45 am-11:56 pm

2 stops18h 11m

$1,039

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

Wed 5/20

2:55 pm-8:35 am

2 stops15h 40m

Buenos Aires Ministro Pistarini

Tue 6/2

7:35 am-11:56 pm

2 stops18h 21m

$1,043

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

Tue 7/14

5:55 am-6:10 am

2 stops22h 15m

Buenos Aires Ministro Pistarini

Wed 8/5

3:55 am-11:27 pm

2 stops21h 32m

$1,047

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

Fri 5/22

4:20 pm-11:30 am

2 stops17h 10m

Buenos Aires Ministro Pistarini

Tue 6/2

7:45 am-11:56 pm

2 stops18h 11m

$1,079

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

Sat 6/6

5:19 pm-9:45 am

1 stop14h 26m

Buenos Aires Ministro Pistarini

Mon 6/15

10:40 pm-11:27 pm

2 stops26h 47m

$1,083

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

Fri 5/22

12:41 pm-9:45 am

1 stop19h 04m

Buenos Aires Ministro Pistarini

Mon 6/1

3:55 am-11:56 pm

2 stops22h 01m

$1,087

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

Thu 5/21

1:33 pm-7:15 am

2 stops15h 42m

Buenos Aires Ministro Pistarini

Tue 6/2

9:15 am-11:47 pm

2 stops16h 32m

$1,091

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

Thu 5/21

10:43 am-8:00 am

2 stops19h 17m

Buenos Aires Ministro Pistarini

Tue 6/2

9:00 pm-2:08 pm

2 stops19h 08m

$1,099

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

Tue 6/2

8:45 pm-8:00 am

2 stops33h 15m

Buenos Aires Ministro Pistarini

Thu 6/11

9:00 pm-2:08 pm

2 stops43h 08m

$1,116

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Milwaukee 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 typical price of a round-trip flight between Milwaukee and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Milwaukee is in September. Flight prices, which tend to average around $793, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Buenos Aires from Milwaukee during November instead. Flights to Buenos Aires in November, while not as cheap as those in September, still average around $1,053.

When to book flights from Milwaukee to Buenos Aires

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

Cheap Milwaukee to Buenos Aires (MKE to BUE) flight deals and tips

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

Fastest flight time

15h 40m

Direct flights

None
The fastest flight from Milwaukee to Buenos Aires takes 15h 40m
There are no direct flights from Milwaukee to Buenos Aires. There are no popular flight routes from Milwaukee to Buenos Aires.
Search flight deals

  • How far is Milwaukee-Mitchell to Buenos Aires by plane?

    A flight from Milwaukee-Mitchell to Buenos Aires will travel around 5675.5 mi. In terms of flight time, this usually takes a little over 15h 40m.

  • When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Buenos Aires?

    Prices for flights from Milwaukee-Mitchell Airport to Buenos Aires are refreshed on a daily basis.

  • How old do you have to be to fly from Milwaukee-Mitchell Airport to Buenos Aires?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Milwaukee-Mitchell Airport to Buenos Aires.

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

    The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Milwaukee to Buenos Aires?

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Milwaukee to Buenos Aires. momondo saves you time and could save you money on your trip.

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

Flights from Milwaukee to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Milwaukee to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Milwaukee to Buenos Aires now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buenos Aires and let you know when they 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