What airlines fly to Buenos Aires?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Buenos Aires from Milwaukee according to our data. United Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 6 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Milwaukee-Mitchell to Buenos Aires?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Milwaukee-Mitchell to Buenos Aires

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 many operators does momondo search for flights from Milwaukee-Mitchell Airport to Buenos Aires?

As of August 2025, there is 1 operator available to choose from for flights from Milwaukee-Mitchell Airport to Buenos Aires.

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.

$565 Cheap Flights from Milwaukee to Buenos Aires in 2025

Q: What is the typical price of a round-trip flight between Milwaukee and Buenos Aires?

Prices are currently low for flights on this route. Typical prices usually range from $1,036 to $1,496. The lowest price recently found on this route was $1,025.

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Find the cheapest flights from Milwaukee to Buenos Aires

Round-trip

One-way

Last minute

Cheap round-trip flights

10:35 am - 9:45 amMKE-EZE

21h 10m1 stop

8:55 pm - 11:01 amEZE-MKE

17h 06m1 stop

$1,025Delta

Find Deal

mié., oct. 22 - mié., nov. 5

4:00 pm - 6:20 amMKE-EZE

36h 20m1 stop

11:55 pm - 2:50 pmEZE-MKE

17h 55m1 stop

$1,036United Airlines

Find Deal

dom., oct. 26 - mar., nov. 4

4:00 pm - 6:20 amMKE-EZE

36h 20m1 stop

11:55 pm - 1:58 pmEZE-MKE

17h 03m2 stops

$1,040United Airlines

Find Deal

dom., oct. 26 - jue., nov. 6

1:12 pm - 8:30 amMKE-EZE

16h 18m1 stop

10:10 am - 10:18 pmEZE-MKE

15h 08m1 stop

$1,063American Airlines

Find Deal

dom., ene. 25 - lun., feb. 23

5:59 pm - 2:00 pmMKE-EZE

18h 01m2 stops

8:55 pm - 4:19 pmEZE-MKE

22h 24m1 stop

$1,065Delta

Find Deal

sáb., oct. 25 - mié., nov. 5

1:22 pm - 9:00 amMKE-EZE

16h 38m2 stops

11:59 pm - 2:05 pmEZE-MKE

17h 06m2 stops

$1,068American Airlines

Find Deal

dom., ene. 25 - lun., feb. 23

12:06 pm - 9:45 amMKE-EZE

19h 39m1 stop

10:25 pm - 9:47 pmEZE-MKE

26h 22m2 stops

$1,070Delta

Find Deal

vie., oct. 24 - mar., nov. 4

10:35 am - 6:10 amMKE-EZE

17h 35m2 stops

10:05 am - 8:42 pmEZE-MKE

37h 37m2 stops

$1,074LATAM Airlines

Find Deal

vie., oct. 24 - mié., nov. 5

5:45 am - 6:20 amMKE-EZE

21h 35m2 stops

4:05 am - 11:27 pmEZE-MKE

22h 22m2 stops

$1,135LATAM Airlines

Find Deal

sáb., ene. 3 - jue., ene. 15

8:00 am - 3:50 pmMKE-EZE

29h 50m3 stops

11:55 pm - 3:07 pmEZE-MKE

18h 12m2 stops

$1,213

Find Deal

sáb., oct. 25 - mié., nov. 5

American Airlines flights from Milwaukee to Buenos Aires

Our best American Airlines deals on Milwaukee to Buenos Aires flight tickets

American Airlines

Jan 25

MKE1:12 pmMilwaukee-Mitchell

16h 18m

1 stop

EZE8:30 amBuenos Aires Ministro Pistarini

Feb 23

EZE10:10 amBuenos Aires Ministro Pistarini

15h 08m

1 stop

MKE10:18 pmMilwaukee-Mitchell

$1,063

Find similar

American Airlines

Jan 25

MKE1:22 pmMilwaukee-Mitchell

16h 38m

2 stops

EZE9:00 amBuenos Aires Ministro Pistarini

Feb 23

EZE11:59 pmBuenos Aires Ministro Pistarini

17h 06m

2 stops

MKE2:05 pmMilwaukee-Mitchell

$1,068

Find similar

Delta flights from Milwaukee to Buenos Aires

Our best Delta deals on Milwaukee to Buenos Aires flight tickets

Delta

Oct 22

MKE10:35 amMilwaukee-Mitchell

21h 10m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Nov 5

EZE8:55 pmBuenos Aires Ministro Pistarini

17h 06m

1 stop

MKE11:01 amMilwaukee-Mitchell

$1,025

Find similar

Delta

Oct 25

MKE5:59 pmMilwaukee-Mitchell

18h 01m

2 stops

EZE2:00 pmBuenos Aires Ministro Pistarini

Nov 5

EZE8:55 pmBuenos Aires Ministro Pistarini

22h 24m

1 stop

MKE4:19 pmMilwaukee-Mitchell

$1,065

Find similar

Delta

Oct 24

MKE12:06 pmMilwaukee-Mitchell

19h 39m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Nov 4

EZE10:25 pmBuenos Aires Ministro Pistarini

26h 22m

2 stops

MKE9:47 pmMilwaukee-Mitchell

$1,070

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

mié. 10/22

10:35 am-9:45 am

1 stop21h 10m

Buenos Aires Ministro Pistarini

mié. 11/5

8:55 pm-11:01 am

1 stop17h 06m

$1,025

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

dom. 10/26

4:00 pm-6:20 am

1 stop36h 20m

Buenos Aires Ministro Pistarini

mar. 11/4

11:55 pm-2:50 pm

1 stop17h 55m

$1,036

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

dom. 10/26

4:00 pm-6:20 am

1 stop36h 20m

Buenos Aires Ministro Pistarini

jue. 11/6

11:55 pm-1:58 pm

2 stops17h 03m

$1,040

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

dom. 1/25

1:12 pm-8:30 am

1 stop16h 18m

Buenos Aires Ministro Pistarini

lun. 2/23

10:10 am-10:18 pm

1 stop15h 08m

$1,063

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

sáb. 10/25

5:59 pm-2:00 pm

2 stops18h 01m

Buenos Aires Ministro Pistarini

mié. 11/5

8:55 pm-4:19 pm

1 stop22h 24m

$1,065

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

dom. 1/25

1:22 pm-9:00 am

2 stops16h 38m

Buenos Aires Ministro Pistarini

lun. 2/23

11:59 pm-2:05 pm

2 stops17h 06m

$1,068

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

vie. 10/24

12:06 pm-9:45 am

1 stop19h 39m

Buenos Aires Ministro Pistarini

mar. 11/4

10:25 pm-9:47 pm

2 stops26h 22m

$1,070

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

vie. 10/24

10:35 am-6:10 am

2 stops17h 35m

Buenos Aires Ministro Pistarini

mié. 11/5

10:05 am-8:42 pm

2 stops37h 37m

$1,074

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

sáb. 1/3

5:45 am-6:20 am

2 stops21h 35m

Buenos Aires Ministro Pistarini

jue. 1/15

4:05 am-11:27 pm

2 stops22h 22m

$1,135

MilwaukeeBuenos Aires

MKE - EZE

MKEEZE

Milwaukee-Mitchell

sáb. 10/25

8:00 am-3:50 pm

3 stops29h 50m

Buenos Aires Ministro Pistarini

mié. 11/5

11:55 pm-3:07 pm

2 stops18h 12m

$1,213

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

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

Prices

Airlines

What is the typical price of a round-trip flight between Milwaukee and Buenos Aires?

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Milwaukee is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,063. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Saturday is $2,858.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is at noon. Flights from Milwaukee to Buenos Aires during this time can be as low as $1,396. Try not to purchase tickets in the afternoon because they tend to be around $1,446. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Direct flights	None

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 13h 01m.
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 many operators does momondo search for flights from Milwaukee-Mitchell Airport to Buenos Aires?
As of August 2025, there is 1 operator available to choose from for flights from Milwaukee-Mitchell Airport to Buenos Aires.
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?
momondo data reveals that the most frequently booked airline on the route from Milwaukee to Buenos Aires is Delta, representing 100% of all bookings.

Best airlines flying from Milwaukee to Buenos Aires

Compare and see reviews for airlines that fly from Milwaukee to Buenos Aires with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $1,063	Free Cancellation	Rating 7.9 7,981 reviews		Search Delta flights

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.

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Argentina

Cheap flights from Milwaukee to Buenos Aires from $565

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 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Price Alerts

Find the cheapest flights from Milwaukee to Buenos Aires

Cheap round-trip flights

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American Airlines flights from Milwaukee to Buenos Aires

Our best American Airlines deals on Milwaukee to Buenos Aires flight tickets

Delta flights from Milwaukee to Buenos Aires

Our best Delta deals on Milwaukee to Buenos Aires flight tickets

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Use the filters below to find and compare flights from Milwaukee to Buenos Aires that are best for you.

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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 day to depart on your flight to Buenos Aires?

What is the cheapest time of day to depart on your flight to Buenos Aires?

What is the cheapest airline that flies from Milwaukee-Mitchell to Buenos Aires?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Milwaukee-Mitchell to Buenos Aires

What airlines fly to Buenos Aires?

When to book flights from Milwaukee to Buenos Aires

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

Direct flights

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

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

How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Buenos Aires?

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

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

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

Best airlines flying from Milwaukee to Buenos Aires

Compare and see reviews for airlines that fly from Milwaukee to Buenos Aires with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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