What is the cheapest month to book a flight from Chicago Midway Airport to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from Chicago Midway Airport to Buenos Aires (average of $795). Flying from Chicago Midway Airport to Buenos Aires in December is currently the most expensive (average of $1,260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

How far in advance should I book a flight from Chicago Midway Airport to Buenos Aires?

To save up to 107% on this flight, we recommend booking at least 54 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Chicago Midway Airport to Buenos Aires from $948 1-2 weeks out and tickets from $1,155 for flights departing within the next 72 hours.

What is the cheapest month to fly from Chicago Midway Airport to Buenos Aires?

Our data shows that September tends to be the cheapest month to fly to Buenos Aires from Chicago Midway Airport. Users have commonly found prices around $1,163 for the month, but tickets can be as low as $731. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest time of day to fly from MDW to BUE?

When flying from Chicago Midway Airport to Buenos Aires, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$371+ Flights from Chicago Midway Airport to Buenos Aires

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Cheap flight deals from Midway to Buenos Aires

Round-trip from	$832 (LATAM Airlines)
One-way from	$371 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$1,035

From Chicago Midway to Buenos Aires (BUE)

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One-way flight from Chicago Midway to Buenos Aires (BUE)

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Highest demand for flights based on searches. 9% potential increase in price ($120 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find 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 julio 30, 2025.

sáb. 11/14:23 pmMDW - EZE

2 stops20h 32mLATAM Airlines

dom. 11/92:45 pmEZE - MDW

2 stops24h 10mLATAM Airlines

Deal found 7/29

$832

mar. 9/166:30 pmMDW - EZE

1 stop13h 15mDelta

mar. 2/178:55 pmEZE - MDW

1 stop16h 01mDelta

Deal found 7/30

$929

mié. 11/1210:35 amMDW - AEP

2 stops18h 20mLATAM Airlines

mié. 11/265:15 pmAEP - MDW

2 stops25h 15mLATAM Airlines

Deal found 7/29

$929

Best flights from Midway to Buenos Aires
Discover carefully curated flight deals from Midway to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 30, 2025.

mar. 9/166:30 pmMDW - EZE

1 stop13h 15mDelta

mar. 2/178:55 pmEZE - MDW

1 stop16h 01mDelta

Deal found 7/30

$929

jue. 9/116:30 pmMDW - AEP

2 stops20h 30mLATAM Airlines

jue. 9/186:20 pmAEP - MDW

2 stops19h 28mLATAM Airlines

Deal found 7/29

$929

jue. 8/1410:31 amMDW - EZE

2 stops29h 41mLATAM Airlines

mié. 9/107:40 amEZE - MDW

2 stops28h 00mLATAM Airlines

Deal found 7/30

$937

dom. 8/108:39 pmMDW - AEP

3 stops35h 51mMultiple Airlines

mié. 8/132:50 pmAEP - MDW

3 stops27h 34mMultiple Airlines

Deal found 7/27

$2,049

Last-minute flights from Midway to Buenos Aires
Discover last-minute flight deals from Midway to Buenos Aires. Data last updated julio 30, 2025 and is based on user searches.

jue. 8/710:30 amMDW - EZE

2 stops17h 25mDelta

jue. 8/218:10 pmEZE - MDW

1 stop17h 38mDelta

Deal found 7/28

$1,105

jue. 8/74:22 pmMDW - AEP

2 stops21h 43mLATAM Airlines

jue. 8/215:05 pmAEP - MDW

2 stops18h 31mLATAM Airlines

Deal found 7/28

$1,296

dom. 8/108:39 pmMDW - AEP

3 stops35h 51mMultiple Airlines

mié. 8/132:50 pmAEP - MDW

3 stops27h 34mMultiple Airlines

Deal found 7/27

$2,049

jue. 8/146:42 pmMDW - EZE

1 stop13h 03mDelta

lun. 9/88:10 pmEZE - MDW

1 stop15h 24mDelta

Deal found 7/30

$929

jue. 8/1410:31 amMDW - EZE

2 stops29h 41mLATAM Airlines

mié. 9/107:40 amEZE - MDW

2 stops28h 00mLATAM Airlines

Deal found 7/30

$937

lun. 8/186:04 amMDW - AEP

2 stops26h 26mLATAM Airlines

mié. 8/2710:55 pmAEP - MDW

2 stops24h 49mLATAM Airlines

Deal found 7/29

$979

One-way flights from Midway to Buenos Aires
Search for one-way flight options from Midway to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated julio 30, 2025.

vie. 9/59:48 amMDW - EZE

3 stops33h 02mMultiple Airlines

Deal found 7/28

$371

dom. 8/246:04 amMDW - AEP

2 stops46h 26mMultiple Airlines

Deal found 7/28

$381

mar. 8/264:25 pmMDW - EZE

3 stops31h 00mLATAM Airlines

Deal found 7/29

$388

lun. 10/201:08 pmMDW - EZE

2 stops18h 37mDelta

Deal found 7/27

$708

mié. 9/176:30 pmMDW - AEP

2 stops19h 35mLATAM Airlines

Deal found 7/29

$708

Cheapflights 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

mar. 9/16

6:30 pm-9:45 am

1 stop13h 15m

Buenos Aires Ministro Pistarini

mar. 2/17

8:55 pm-9:56 am

1 stop16h 01m

$929

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

jue. 9/11

6:30 pm-5:00 pm

2 stops20h 30m

Buenos Aires Jorge Newbery

jue. 9/18

6:20 pm-11:48 am

2 stops19h 28m

$929

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

jue. 8/14

10:31 am-6:12 pm

2 stops29h 41m

Buenos Aires Ministro Pistarini

mié. 9/10

7:40 am-9:40 am

2 stops28h 00m

$937

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

dom. 8/10

8:39 pm-10:30 am

3 stops35h 51m

Buenos Aires Jorge Newbery

mié. 8/13

2:50 pm-4:24 pm

3 stops27h 34m

$2,049

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

vie. 9/5

9:48 am-8:50 pm

3 stops33h 02m

$371

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

dom. 8/24

6:04 am-6:30 am

2 stops46h 26m

$381

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

mar. 8/26

4:25 pm-1:25 am

3 stops31h 00m

$388

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

lun. 10/20

1:08 pm-9:45 am

2 stops18h 37m

$708

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

mié. 9/17

6:30 pm-4:05 pm

2 stops19h 35m

$708

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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.

Reviews of airlines servicing Buenos Aires

Read through reviews of airlines operating flights from Chicago Midway Airport to Buenos Aires, such as Delta and LATAM Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,980 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

LATAM Airlines

7.5

Good

1,822 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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.
What is the cheapest month to book a flight from Chicago Midway Airport to Buenos Aires?
Currently, April is the cheapest month in which you can book a flight from Chicago Midway Airport to Buenos Aires (average of $795). Flying from Chicago Midway Airport to Buenos Aires in December is currently the most expensive (average of $1,260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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$371+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Midway to Buenos Aires with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Midway to Buenos Aires

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Midway to Buenos Aires

Cheapest flights from Midway to Buenos AiresExplore 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 julio 30, 2025.

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 julio 30, 2025.

Cheapflights Fare Finder

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

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.

Cheapflights Insights

Everything you need to know about your flight from Chicago Midway Airport to Buenos Aires

Reviews of airlines servicing Buenos Aires

Read through reviews of airlines operating flights from Chicago Midway Airport to Buenos Aires, such as Delta and LATAM Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

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

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

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

What is the cheapest month to book a flight from Chicago Midway Airport to Buenos Aires?

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.

100% Free

Book with Flexibility

Travel Smart

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 julio 30, 2025.