HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buenos Aires

$419+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
MDW — BUE
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Midway to Buenos Aires with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 15, 2026.

This LATAM Airlines deal was found by Cheapflights users on 6/14. 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 11/25:25 pm
MDW
-
AEP
2 stops22h 05m
LATAM Airlines
Fri 11/62:55 pm
AEP
-
MDW
2 stops21h 57m
LATAM Airlines
Deal found 6/14$825
This LATAM Airlines deal was found by Cheapflights users on 6/14. 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 8/1210:54 am
MDW
-
AEP
2 stops19h 36m
LATAM Airlines
Thu 8/132:55 pm
AEP
-
MDW
2 stops22h 56m
LATAM Airlines
Deal found 6/14$949
This LATAM Airlines deal was found by Cheapflights users on 6/10. 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 9/241:00 pm
MDW
-
EZE
1 stop18h 45m
LATAM Airlines
Mon 9/2812:15 pm
EZE
-
MDW
2 stops23h 38m
LATAM Airlines
Deal found 6/10$1,005
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:11 pm
MDW
-
EZE
2 stops42h 59m
Multiple Airlines
Tue 7/78:10 pm
EZE
-
MDW
1 stop17h 46m
Multiple Airlines
Deal found 6/10$1,038
This LATAM Airlines deal was found by Cheapflights users on 6/14. 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 10/215:25 pm
MDW
-
AEP
2 stops20h 35m
LATAM Airlines
Wed 11/42:55 pm
AEP
-
MDW
2 stops21h 57m
LATAM Airlines
Deal found 6/14$1,062
This LATAM Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 7/145:10 pm
MDW
-
EZE
1 stop14h 35m
LATAM Airlines
Mon 9/712:15 pm
EZE
-
MDW
2 stops23h 35m
LATAM Airlines
Deal found 6/11$1,065
This Expedia deal was found by Cheapflights users on 6/14. 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 6/2111:05 am
MDW
-
EZE
2 stops20h 35m
LATAM Airlines
Tue 7/78:10 pm
EZE
-
MDW
1 stop17h 46m
LATAM Airlines
Deal found 6/14$1,074
This Orbitz deal was found by Cheapflights users on 6/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:00 am
MDW
-
EZE
2 stops25h 40m
LATAM Airlines
Thu 6/188:10 pm
EZE
-
MDW
1 stop15h 59m
LATAM Airlines
Deal found 6/10$1,080
This Expedia deal was found by Cheapflights users on 6/12. 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.
Fri 6/2612:50 pm
MDW
-
EZE
1 stop18h 55m
LATAM Airlines
Mon 6/298:10 pm
EZE
-
MDW
1 stop21h 30m
LATAM Airlines
Deal found 6/12$1,096
This Expedia deal was found by Cheapflights users on 6/12. 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 7/65:11 pm
MDW
-
EZE
2 stops23h 39m
LATAM Airlines
Sun 7/128:10 pm
EZE
-
MDW
1 stop15h 55m
LATAM Airlines
Deal found 6/12$1,101
This Cheapflightsfares deal was found by Cheapflights users on 6/14. 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.
Tue 7/1411:05 am
MDW
-
EZE
1 stop20h 40m
LATAM Airlines
Tue 8/48:10 pm
EZE
-
MDW
1 stop15h 49m
LATAM Airlines
Deal found 6/14$1,103
This LATAM Airlines deal was found by Cheapflights users on 6/14. 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 9/245:10 pm
MDW
-
AEP
2 stops26h 20m
LATAM Airlines
Mon 9/283:45 pm
AEP
-
MDW
2 stops22h 10m
LATAM Airlines
Deal found 6/14$1,104

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 15, 2026.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$825
(LATAM Airlines)

One-way from

$419
(Kiwi.com)

Popular in

September

Cheapest in

April

Average price

$985
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. 4% potential increase in price ($53 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 15, 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
Quickest round-trip

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Wed 7/22

5:10 pm-9:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Wed 7/29

8:10 pm-10:05 am

1 stop15h 55m

$1,104

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Wed 8/12

10:54 am-7:40 am

2 stops18h 46m

Buenos Aires Jorge Newbery

Sat 8/22

8:05 pm-11:51 am

2 stops17h 46m

$1,104

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Wed 8/12

10:54 am-9:45 am

1 stop20h 51m

Buenos Aires Ministro Pistarini

Thu 8/20

8:10 pm-4:15 pm

1 stop22h 05m

$1,104

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Mon 8/10

10:54 am-7:40 am

2 stops18h 46m

Buenos Aires Jorge Newbery

Tue 8/18

8:05 pm-11:51 am

2 stops17h 46m

$1,104

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Tue 8/11

10:54 am-9:45 am

1 stop20h 51m

Buenos Aires Ministro Pistarini

Mon 8/17

8:10 pm-9:59 am

1 stop15h 49m

$1,104

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Tue 7/21

12:41 pm-9:45 am

1 stop19h 04m

Buenos Aires Ministro Pistarini

Wed 7/29

8:10 pm-10:05 am

1 stop15h 55m

$1,104

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Tue 7/14

5:10 pm-9:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Tue 8/4

8:10 pm-12:39 pm

2 stops18h 29m

$1,108

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Mon 7/6

5:11 pm-9:45 am

1 stop14h 34m

Buenos Aires Ministro Pistarini

Thu 7/23

1:10 pm-10:05 am

2 stops22h 55m

$1,108

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Mon 7/6

1:26 pm-9:45 am

2 stops18h 19m

Buenos Aires Ministro Pistarini

Fri 7/24

8:10 pm-12:38 pm

2 stops18h 28m

$1,108

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 9/3

1:27 pm-9:45 am

2 stops18h 18m

Buenos Aires Ministro Pistarini

Sun 9/6

8:10 pm-12:39 pm

2 stops18h 29m

$1,108

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 44 resultsSorted by cheapest first
1
2
3
...
5
  • 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 14h 35m. 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. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Midway to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Ushuaia flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.