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$345+ Cheap flights from Midway (MDW) to Buenos Aires (BUE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
MDW — BUE
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
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Cheap flight deals from Midway to Buenos Aires

Cheapest flights from Midway to Buenos Aires
Explore the most affordable flight options available from Midway to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.

This LATAM Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/151:05 pm
MDW
-
EZE
1 stop15h 30m
LATAM Airlines
Wed 11/183:35 pm
EZE
-
MDW
2 stops21h 17m
LATAM Airlines
Deal found 6/7$825
This LATAM Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1510:35 am
MDW
-
AEP
2 stops18h 05m
LATAM Airlines
Wed 11/182:55 pm
AEP
-
MDW
2 stops21h 57m
LATAM Airlines
Deal found 6/7$825
This LATAM Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:54 am
MDW
-
EZE
2 stops29h 27m
LATAM Airlines
Wed 8/261:10 pm
EZE
-
MDW
2 stops22h 49m
LATAM Airlines
Deal found 6/7$998
This Cheapflightsfares deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:05 am
MDW
-
EZE
1 stop20h 40m
LATAM Airlines
Tue 6/912:15 pm
EZE
-
MDW
2 stops25h 50m
LATAM Airlines
Deal found 6/4$1,012
This LATAM Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:35 am
MDW
-
AEP
2 stops19h 05m
LATAM Airlines
Sun 10/252:55 pm
AEP
-
MDW
2 stops20h 57m
LATAM Airlines
Deal found 6/4$1,051
This LATAM Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:00 am
MDW
-
EZE
2 stops21h 20m
LATAM Airlines
Wed 12/93:35 pm
EZE
-
MDW
2 stops21h 17m
LATAM Airlines
Deal found 6/3$1,062
This LATAM Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:25 pm
MDW
-
AEP
2 stops22h 05m
LATAM Airlines
Wed 12/92:55 pm
AEP
-
MDW
2 stops24h 01m
LATAM Airlines
Deal found 6/3$1,062
This KAYAK deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:05 pm
MDW
-
EZE
2 stops18h 35m
LATAM Airlines
Sun 10/253:35 pm
EZE
-
MDW
2 stops20h 17m
LATAM Airlines
Deal found 6/4$1,065
This LATAM Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:05 pm
MDW
-
EZE
2 stops17h 35m
LATAM Airlines
Wed 12/23:35 pm
EZE
-
MDW
2 stops21h 17m
LATAM Airlines
Deal found 6/7$1,066
This Travelocity deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:48 am
MDW
-
EZE
1 stop20h 57m
LATAM Airlines
Wed 10/148:10 pm
EZE
-
MDW
1 stop15h 42m
LATAM Airlines
Deal found 6/4$1,069
This Expedia deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/85:11 pm
MDW
-
EZE
2 stops31h 34m
LATAM Airlines
Wed 6/178:10 pm
EZE
-
MDW
1 stop15h 59m
LATAM Airlines
Deal found 6/5$1,074
This Expedia deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/75:11 pm
MDW
-
EZE
1 stop14h 34m
LATAM Airlines
Thu 6/118:10 pm
EZE
-
MDW
1 stop28h 07m
LATAM Airlines
Deal found 6/5$1,078

Find flight deals from Midway to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Midway (MDW) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 8, 2026.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$825
(LATAM Airlines)

One-way from

$345
(Kiwi.com)

Popular in

January

Cheapest in

April

Average price

$1,088
Provider with most accurate pricing for Chicago Midway-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago Midway-Buenos Aires (BUE) flights.
Search Deals
From Chicago Midway to Buenos Aires (BUE)
Search Deals
One-way flight from Chicago Midway to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Midway 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, Cheapflights users made 2,558,603 searches. Data last updated June 8, 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 - EZE

MDWEZE

Chicago Midway

Tue 9/22

10:48 am-6:10 am

2 stops17h 22m

Buenos Aires Ministro Pistarini

Tue 10/13

8:10 pm-11:56 am

1 stop17h 46m

$1,104

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Mon 8/17

10:54 am-7:40 am

2 stops18h 46m

Buenos Aires Jorge Newbery

Sat 8/22

5:35 pm-11:51 am

2 stops20h 16m

$1,104

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Wed 9/9

4:30 pm-9:45 am

1 stop15h 15m

Buenos Aires Ministro Pistarini

Sun 9/13

8:10 pm-4:11 pm

1 stop22h 01m

$1,104

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Tue 10/20

10:35 am-7:40 am

2 stops19h 05m

Buenos Aires Jorge Newbery

Thu 10/29

5:05 pm-11:56 am

2 stops20h 51m

$1,104

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sun 7/19

5:10 pm-9:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Sun 7/26

8:10 pm-4:15 pm

1 stop22h 05m

$1,104

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Tue 10/20

10:35 am-7:40 am

2 stops19h 05m

Buenos Aires Jorge Newbery

Mon 10/26

5:05 pm-11:56 am

2 stops20h 51m

$1,104

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Wed 11/11

10:35 am-6:05 am

2 stops16h 30m

Buenos Aires Ministro Pistarini

Tue 11/24

9:30 pm-11:56 am

1 stop17h 26m

$1,104

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Sat 10/17

5:25 pm-6:30 pm

2 stops23h 05m

Buenos Aires Jorge Newbery

Mon 10/26

5:05 pm-11:56 am

2 stops20h 51m

$1,104
Quickest round-trip

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Mon 9/21

5:10 pm-9:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Wed 10/14

8:10 pm-9:52 am

1 stop15h 42m

$1,104

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Wed 11/11

10:35 am-7:40 am

2 stops18h 05m

Buenos Aires Jorge Newbery

Tue 11/24

5:05 pm-11:56 am

2 stops21h 51m

$1,104

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Showing 1-10 of 46 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on Chicago Midway Airport-Buenos Aires flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago Midway Airport-Buenos Aires flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Chicago Midway Airport-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago Midway Airport-Buenos Aires flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago Midway Airport-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Midway to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Midway with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago Midway Airport to Buenos Aires
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Midway to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago Midway Airport to Buenos Aires?

    A quick flight from Chicago Midway Airport to Buenos Aires can take about 17h 22m. Delta provides one of the quickest options available for as low as $1,104. Chicago Midway Airport and Buenos Aires are separated by a distance of 5603 mi.

  • Can I find deals for flights from Midway to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Midway to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Midway to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Midway to Buenos Aires.

  • Can I find deals for business class flights from Midway to Buenos Aires?

    Yes. Cheapflights offers flight deals from Midway to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Midway to Buenos Aires

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