What is the cheapest airline that flies from Chicago Midway to Buenos Aires?

Delta and LATAM Airlines are the most popular carriers operating from Chicago Midway to Buenos Aires

How old do you have to be to fly from Chicago Midway Airport to Buenos Aires?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago Midway 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.

$561 Cheap Flights from Chicago Midway Airport to Buenos Aires in 2025/26

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Find the cheapest flights from Chicago Midway Airport to Buenos Aires

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

2:16 pm - 2:55 pmMDW-EZE

21h 39m2 stops

11:00 am - 10:30 pmEZE-MDW

14h 30m1 stop

$789Multiple Airlines

Find Deal

Thu, Dec 4 - Sat, Dec 13

2:16 pm - 9:35 amMDW-EZE

16h 19m1 stop

11:00 am - 10:30 pmEZE-MDW

14h 30m1 stop

$792Multiple Airlines

Find Deal

Thu, Dec 4 - Sat, Dec 13

5:34 pm - 2:50 amMDW-EZE

30h 16m2 stops

7:43 pm - 9:54 amEZE-MDW

17h 11m2 stops

$805LATAM Airlines

Find Deal

Thu, Nov 27 - Thu, Dec 4

2:16 pm - 12:50 pmMDW-EZE

19h 34m2 stops

3:30 am - 10:30 pmEZE-MDW

22h 00m2 stops

$806Multiple Airlines

Find Deal

Thu, Dec 4 - Fri, Dec 12

9:50 am - 11:45 amMDW-AEP

22h 55m3 stops

6:20 pm - 10:34 amAEP-MDW

19h 14m2 stops

$811LATAM Airlines

Find Deal

Sun, Dec 28 - Wed, Jan 7

6:00 am - 6:05 amMDW-EZE

21h 05m2 stops

12:15 pm - 9:58 amEZE-MDW

24h 43m2 stops

$829LATAM Airlines

Find Deal

Sat, Jan 3 - Sat, Jan 31

10:46 am - 9:00 amMDW-EZE

19h 14m1 stop

8:55 pm - 4:25 pmEZE-MDW

22h 30m1 stop

$832Delta

Find Deal

Wed, Jan 21 - Wed, Feb 18

1:28 pm - 7:20 amMDW-EZE

14h 52m2 stops

8:55 pm - 12:35 pmEZE-MDW

18h 40m2 stops

$836Delta

Find Deal

Wed, Jan 21 - Wed, Feb 18

2:05 pm - 10:31 pmMDW-EZE

29h 26m2 stops

10:45 pm - 10:30 pmEZE-MDW

26h 45m1 stop

$884Multiple Airlines

Find Deal

Sat, Nov 15 - Fri, Dec 5

1:28 pm - 9:00 amMDW-EZE

16h 32m2 stops

8:55 pm - 9:58 amEZE-MDW

16h 03m1 stop

$886Delta

Find Deal

Thu, Jan 8 - Sat, Jan 24

LATAM Airlines flights from Chicago Midway Airport to Buenos Aires

Our best LATAM Airlines deals on Chicago Midway Airport to Buenos Aires flight tickets

LATAM Airlines

Nov 27

MDW5:34 pmChicago Midway

30h 16m

2 stops

EZE2:50 amBuenos Aires Ministro Pistarini

Dec 4

EZE7:43 pmBuenos Aires Ministro Pistarini

17h 11m

2 stops

MDW9:54 amChicago Midway

$805

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LATAM Airlines

Dec 28

MDW9:50 amChicago Midway

22h 55m

3 stops

AEP11:45 amBuenos Aires Jorge Newbery

Jan 7

AEP6:20 pmBuenos Aires Jorge Newbery

19h 14m

2 stops

MDW10:34 amChicago Midway

$811

Find similar

LATAM Airlines

Jan 3

MDW6:00 amChicago Midway

21h 05m

2 stops

EZE6:05 amBuenos Aires Ministro Pistarini

Jan 31

EZE12:15 pmBuenos Aires Ministro Pistarini

24h 43m

2 stops

MDW9:58 amChicago Midway

$829

Find similar

Delta flights from Chicago Midway Airport to Buenos Aires

Our best Delta deals on Chicago Midway Airport to Buenos Aires flight tickets

Delta

Jan 21

MDW10:46 amChicago Midway

19h 14m

1 stop

EZE9:00 amBuenos Aires Ministro Pistarini

Feb 18

EZE8:55 pmBuenos Aires Ministro Pistarini

22h 30m

1 stop

MDW4:25 pmChicago Midway

$832

Find similar

Delta

Jan 21

MDW1:28 pmChicago Midway

14h 52m

2 stops

EZE7:20 amBuenos Aires Ministro Pistarini

Feb 18

EZE8:55 pmBuenos Aires Ministro Pistarini

18h 40m

2 stops

MDW12:35 pmChicago Midway

$836

Find similar

Delta

Jan 8

MDW1:28 pmChicago Midway

16h 32m

2 stops

EZE9:00 amBuenos Aires Ministro Pistarini

Jan 24

EZE8:55 pmBuenos Aires Ministro Pistarini

16h 03m

1 stop

MDW9:58 amChicago Midway

$886

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 12/4

2:16 pm-2:55 pm

2 stops21h 39m

Buenos Aires Ministro Pistarini

Sat 12/13

11:00 am-10:30 pm

1 stop14h 30m

$789

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 12/4

2:16 pm-9:35 am

1 stop16h 19m

Buenos Aires Ministro Pistarini

Sat 12/13

11:00 am-10:30 pm

1 stop14h 30m

$792

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 11/27

5:34 pm-2:50 am

2 stops30h 16m

Buenos Aires Ministro Pistarini

Thu 12/4

7:43 pm-9:54 am

2 stops17h 11m

$805

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 12/4

2:16 pm-12:50 pm

2 stops19h 34m

Buenos Aires Ministro Pistarini

Fri 12/12

3:30 am-10:30 pm

2 stops22h 00m

$806

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Sun 12/28

9:50 am-11:45 am

3 stops22h 55m

Buenos Aires Jorge Newbery

Wed 1/7

6:20 pm-10:34 am

2 stops19h 14m

$811

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sat 1/3

6:00 am-6:05 am

2 stops21h 05m

Buenos Aires Ministro Pistarini

Sat 1/31

12:15 pm-9:58 am

2 stops24h 43m

$829

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Wed 1/21

10:46 am-9:00 am

1 stop19h 14m

Buenos Aires Ministro Pistarini

Wed 2/18

8:55 pm-4:25 pm

1 stop22h 30m

$832

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Wed 1/21

1:28 pm-7:20 am

2 stops14h 52m

Buenos Aires Ministro Pistarini

Wed 2/18

8:55 pm-12:35 pm

2 stops18h 40m

$836

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sat 11/15

2:05 pm-10:31 pm

2 stops29h 26m

Buenos Aires Ministro Pistarini

Fri 12/5

10:45 pm-10:30 pm

1 stop26h 45m

$884

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 1/8

1:28 pm-9:00 am

2 stops16h 32m

Buenos Aires Ministro Pistarini

Sat 1/24

8:55 pm-9:58 am

1 stop16h 03m

$886

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago Midway Airport 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 cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Chicago Midway Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,133. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Thursday is $1,268.

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 in the evening. Flights from Chicago Midway Airport to Buenos Aires during this time can be as low as $1,103. Try not to purchase tickets at noon because they tend to be around $1,268. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Chicago Midway Airport to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago Midway Airport to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago Midway Airport to Buenos Aires (MDW to BUE) flight deals and tips

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

Direct flights	None

There are no direct flights from Chicago Midway Airport to Buenos Aires. There are no popular flight routes from Chicago Midway Airport to Buenos Aires.

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How far is Chicago Midway to Buenos Aires by plane?
A flight from Chicago Midway to Buenos Aires will travel around 5593.3 mi. In terms of flight time, this usually takes a little over 12h 47m.
When did momondo last update prices for flights from Chicago Midway Airport to Buenos Aires?
Prices for flights from Chicago Midway Airport to Buenos Aires are updated daily.
How old do you have to be to fly from Chicago Midway Airport to Buenos Aires?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago Midway 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 Chicago to Buenos Aires?

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

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

Yes. momondo allows you to filter the results for Chicago to Buenos Aires flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Buenos Aires.

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

If you are not ready to book a flight from Chicago 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.