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Cheap flights from Chicago Midway Airport to Buenos Aires from $342

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago Midway Airport to Buenos Aires departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago Midway Airport to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:23 pm - 3:00 amMDW  Chicago Midway-EZE Buenos Aires Ministro Pistarini
28h 37m3 stops Guadalajara Miguel Hidal Cancun Punta Cana
Multiple Airlines Logo
11:00 am - 11:00 amEZE  Buenos Aires Ministro Pistarini-MDW Chicago Midway
26h 00m3 stops Punta Cana Montreal Pierre Elliott Trudeau Intl Toronto Island
$907Multiple Airlines
Mon, Sep 7 - Thu, Oct 1
LATAM Airlines Logo
10:54 am - 6:10 amMDW  Chicago Midway-EZE Buenos Aires Ministro Pistarini
17h 16m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
12:15 pm - 11:54 amEZE  Buenos Aires Ministro Pistarini-MDW Chicago Midway
25h 39m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson
$962LATAM Airlines
Mon, Sep 7 - Thu, Oct 1
LATAM Airlines Logo
6:05 am - 3:45 pmMDW  Chicago Midway-EZE Buenos Aires Ministro Pistarini
31h 40m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
8:10 pm - 11:50 amEZE  Buenos Aires Ministro Pistarini-MDW Chicago Midway
17h 40m1 stop Atlanta Hartsfield-Jackson
$962LATAM Airlines
Fri, Oct 2 - Tue, Oct 6
LATAM Airlines Logo
1:00 pm - 3:45 pmMDW  Chicago Midway-EZE Buenos Aires Ministro Pistarini
24h 45m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
12:15 pm - 11:50 amEZE  Buenos Aires Ministro Pistarini-MDW Chicago Midway
25h 35m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson
$962LATAM Airlines
Mon, Oct 5 - Thu, Oct 22
LATAM Airlines Logo
4:39 pm - 9:45 amMDW  Chicago Midway-EZE Buenos Aires Ministro Pistarini
15h 06m1 stop Atlanta Hartsfield-Jackson
LATAM Airlines Logo
8:10 pm - 9:59 amEZE  Buenos Aires Ministro Pistarini-MDW Chicago Midway
15h 49m1 stop Atlanta Hartsfield-Jackson
$962LATAM Airlines
Wed, Sep 2 - Sun, Sep 6
LATAM Airlines Logo
5:10 pm - 11:30 amMDW  Chicago Midway-EZE Buenos Aires Ministro Pistarini
16h 20m2 stops Atlanta Hartsfield-Jackson Santiago Arturo Merino Benitez
LATAM Airlines Logo
8:10 pm - 10:03 amEZE  Buenos Aires Ministro Pistarini-MDW Chicago Midway
15h 53m1 stop Atlanta Hartsfield-Jackson
$962LATAM Airlines
Mon, Oct 5 - Thu, Oct 22
LATAM Airlines Logo
5:10 pm - 11:30 amMDW  Chicago Midway-EZE Buenos Aires Ministro Pistarini
16h 20m2 stops Atlanta Hartsfield-Jackson Santiago Arturo Merino Benitez
LATAM Airlines Logo
4:45 pm - 10:03 amEZE  Buenos Aires Ministro Pistarini-MDW Chicago Midway
19h 18m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$962LATAM Airlines
Mon, Oct 5 - Thu, Oct 15
LATAM Airlines Logo
5:15 pm - 11:30 amMDW  Chicago Midway-EZE Buenos Aires Ministro Pistarini
16h 15m2 stops Atlanta Hartsfield-Jackson Santiago Arturo Merino Benitez
LATAM Airlines Logo
8:10 pm - 11:50 amEZE  Buenos Aires Ministro Pistarini-MDW Chicago Midway
17h 40m1 stop Atlanta Hartsfield-Jackson
$962LATAM Airlines
Tue, Oct 6 - Wed, Oct 14
LATAM Airlines Logo
5:15 pm - 11:30 amMDW  Chicago Midway-EZE Buenos Aires Ministro Pistarini
16h 15m2 stops Atlanta Hartsfield-Jackson Santiago Arturo Merino Benitez
LATAM Airlines Logo
4:45 pm - 10:03 amEZE  Buenos Aires Ministro Pistarini-MDW Chicago Midway
19h 18m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$962LATAM Airlines
Tue, Oct 6 - Wed, Oct 14
LATAM Airlines Logo
6:05 am - 3:45 pmMDW  Chicago Midway-EZE Buenos Aires Ministro Pistarini
31h 40m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
12:15 pm - 11:50 amEZE  Buenos Aires Ministro Pistarini-MDW Chicago Midway
25h 35m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson
$962LATAM Airlines
Fri, Oct 2 - Tue, Oct 6

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Delta flights from Chicago Midway Airport to Buenos Aires

Our best Delta deals on Chicago Midway Airport to Buenos Aires flight tickets
Delta
Sep 15
MDW1:00 pmChicago Midway
18h 40m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
Sep 23
EZE8:10 pmBuenos Aires Ministro Pistarini
18h 29m
2 stops
MDW12:39 pmChicago Midway
$966
Delta
Sep 2
MDW10:54 amChicago Midway
20h 46m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
Sep 5
EZE1:10 pmBuenos Aires Ministro Pistarini
23h 00m
2 stops
MDW10:10 amChicago Midway
$1,062
Delta
Sep 27
MDW1:00 pmChicago Midway
18h 45m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Oct 5
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 53m
1 stop
MDW10:03 amChicago Midway
$1,095

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
Oct 5
MDW1:00 pmChicago Midway
24h 45m
2 stops
EZE3:45 pmBuenos Aires Ministro Pistarini
Oct 22
EZE12:15 pmBuenos Aires Ministro Pistarini
25h 35m
2 stops
MDW11:50 amChicago Midway
$962
LATAM Airlines
Sep 5
MDW4:39 pmChicago Midway
15h 06m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Sep 17
EZE12:15 pmBuenos Aires Ministro Pistarini
23h 34m
2 stops
MDW9:49 amChicago Midway
$982
LATAM Airlines
Aug 15
MDW4:39 pmChicago Midway
15h 06m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Aug 17
EZE8:10 pmBuenos Aires Ministro Pistarini
17h 41m
1 stop
MDW11:51 amChicago Midway
$987

momondo Fare Finder

 
Customize your flight search to find flights from Chicago Midway Airport 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 August 13, 2026.
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

Cheapest round-trip

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Mon 9/7

8:23 pm-3:00 am

3 stops28h 37m

Buenos Aires Ministro Pistarini

Thu 10/1

11:00 am-11:00 am

3 stops26h 00m

$907

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Mon 9/7

10:54 am-6:10 am

2 stops17h 16m

Buenos Aires Ministro Pistarini

Thu 10/1

12:15 pm-11:54 am

2 stops25h 39m

$962

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Fri 10/2

6:05 am-3:45 pm

2 stops31h 40m

Buenos Aires Ministro Pistarini

Tue 10/6

8:10 pm-11:50 am

1 stop17h 40m

$962

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Mon 10/5

1:00 pm-3:45 pm

2 stops24h 45m

Buenos Aires Ministro Pistarini

Thu 10/22

12:15 pm-11:50 am

2 stops25h 35m

$962
Quickest round-trip

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Wed 9/2

4:39 pm-9:45 am

1 stop15h 06m

Buenos Aires Ministro Pistarini

Sun 9/6

8:10 pm-9:59 am

1 stop15h 49m

$962

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Mon 10/5

5:10 pm-11:30 am

2 stops16h 20m

Buenos Aires Ministro Pistarini

Thu 10/22

8:10 pm-10:03 am

1 stop15h 53m

$962

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Mon 10/5

5:10 pm-11:30 am

2 stops16h 20m

Buenos Aires Ministro Pistarini

Thu 10/15

4:45 pm-10:03 am

2 stops19h 18m

$962

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Tue 10/6

5:15 pm-11:30 am

2 stops16h 15m

Buenos Aires Ministro Pistarini

Wed 10/14

8:10 pm-11:50 am

1 stop17h 40m

$962

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Tue 10/6

5:15 pm-11:30 am

2 stops16h 15m

Buenos Aires Ministro Pistarini

Wed 10/14

4:45 pm-10:03 am

2 stops19h 18m

$962

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Fri 10/2

6:05 am-3:45 pm

2 stops31h 40m

Buenos Aires Ministro Pistarini

Tue 10/6

12:15 pm-11:50 am

2 stops25h 35m

$962

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

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

LATAM Airlines is the most popular carrier operating from Chicago Midway to Buenos Aires

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

Fastest flight time

13h 15m

Direct flights

None
The fastest flight from Chicago Midway Airport to Buenos Aires takes 13h 15m
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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Frequently asked questions about flying from Chicago Midway Airport to Buenos Aires

  • 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 13h 15m.

  • 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.

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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