Cheap flights from Chicago (CHI) to Buenos Aires (BUE)

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The best prices from Chicago to Buenos Aires are usually found in July or May, booked 60 days in advance, depart on a Tuesday or Monday and return on a Sunday

How to find the cheapest flight from
Chicago (CHI) to Buenos Aires (BUE)

CHI - BUE
Price
$932 - $1,329
BUE
Temperature
59 - 84.2 °F
BUE
Rainfall
1.6 - 4.8 inches

Popular in

December

High demand for flights, 20% potential price rise

Cheapest in

July

Best time to find cheap flights, 13% potential price drop

Round-trip from

$932

From Chicago to Buenos Aires

One-way from

$343

One-way flight from Chicago to Buenos Aires

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Chicago to Buenos Aires?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 5% on the overall cost on flights from Chicago to Buenos Aires.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 17 days in advance, which can save you up to 8% on flights from Chicago to Buenos Aires compared to booking the week you need them. Waiting 17 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $955. For sooner than that we have options available in the next 3 days from $1,073.

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

Our data shows that July tends to be the cheapest month to fly to Buenos Aires from Chicago. Users have commonly found prices around $933 for the month, but tickets can be as low as $558. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Chicago to Buenos Aires (CHI - BUE)?

It’s optimal to fly from Chicago to Buenos Aires in the evening. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the morning.

Cheap flights from Chicago to Buenos Aires in March, April 2021

23 Mar - 28 Mar
$655pp
ORD
Chicago O'Hare Intl
American Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
American Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
18 Mar - 26 Mar
$665pp
ORD
Chicago O'Hare Intl
American Airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
American Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
8 Mar - 16 Mar
$667pp
ORD
Chicago O'Hare Intl
American Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
American Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

Chicago to Buenos Aires 2021 flight deals

9 Oct - 22 Oct
$636pp
ORD
Chicago O'Hare Intl
Copa Airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Copa Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
9 Jun - 13 Jun
$649pp
ORD
Chicago O'Hare Intl
Copa Airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Copa Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
23 Mar - 28 Mar
$655pp
ORD
Chicago O'Hare Intl
American Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
American Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

Last minute flights from Chicago to Buenos Aires

18 Mar - 26 Mar
$665pp
ORD
Chicago O'Hare Intl
American Airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
American Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
16 Mar - 19 Mar
$667pp
ORD
Chicago O'Hare Intl
American Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
American Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
15 Mar - 31 Mar
$668pp
ORD
Chicago O'Hare Intl
American Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
American Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

One-way flights to Buenos Aires from Chicago

2:15 pm - 3:50 pm
Copa Airlines
2 Stops
23h 35m
ORD - EZE
Copa Airlines
$343
Gotogate
9:45 am - 2:47 am
American Airlines
1 Stop
15h 02m
ORD - EZE
American Airlines
8:40 pm - 5:05 pm
Aeromexico
1 Stop
18h 25m
ORD - EZE
Aeromexico
$862
Kiwi.com

Related info for your journey

Flight FAQs

From Chicago to Buenos Aires

Are flight prices decreasing from Chicago to Buenos Aires due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Chicago and Buenos Aires for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Chicago to Buenos Aires to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Delta is one of them. New policies for travelers booking flights from Chicago to Buenos Aires include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Chicago to Buenos Aires have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines, Copa Airlines, and Aeromexico flying from Chicago to Buenos Aires have implemented new flexible cancellation policies.

Can I find flights from Chicago to Buenos Aires for under $700 on Cheapflights?

Yes, there are multiple flights from Chicago to Buenos Aires for under $700. The cheapest flight booked recently is on Copa Airlines for just $636, but on average you can expect to pay $673.

Are there nonstop flights from Chicago to Buenos Aires for under $600 on Cheapflights?

There are no nonstop flights from Chicago to Buenos Aires, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Chicago to Buenos Aires for under $700?

There are currently 20+ open flights from Chicago to Buenos Aires within the next 7 days for less than $700.

Is Chicago weather warmer or cooler than Buenos Aires?

Temperatures around the 84 °F's can be experienced in January. The weather in Buenos Aires is hotter than in Chicago. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from Chicago to Buenos Aires?

Copa Airlines, Delta, and American Airlines can get you from Chicago to Buenos Aires in just under 13h 42m. Your travel time can differ by up to 3h 30m. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Chicago to Buenos Aires round-trip?

Cheapflights users have booked flights from Chicago to Buenos Aires round-trip from $636. Other airlines that can offer you cheap pricing are American Airlines, from $655, and United Airlines, from $673. These flights start at 40% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Chicago to Buenos Aires one-way?

$343 is the cheapest one-way deal found within the past few days, from Copa Airlines. You may also be able to find cheap deals on American Airlines and Aeromexico, with prices starting from $359 and $862, respectively.

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Destination information for Buenos Aires

Today's exchange rate
$1 = $90.28
Average temperature for March in Buenos Aires
78.8 °F
Avg rainfall for March in Buenos Aires
4.3 ″

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)

Airports servicing Buenos Aires

Buenos Aires Ministro Pistarini (EZE)
Buenos Aires Jorge Newbery (AEP)

Top 8 airlines flying from Chicago to Buenos Aires

Airline Cheapest Average Flexibility On-time COVID-19 safety
Aeromexico
$787 $971 No cancel fee N/A
Aerolineas Argentinas
$897 $982 No cancel fee 59%
Delta
$756 $1,065 No cancel fee N/A
Air Canada
$774 $1,102 No cancel fee 67%
United Airlines
$1,013 $1,104 No cancel fee 69%
LATAM Argentina
$1,022 $1,114 No cancel fee 89%

We couldn't confirm the COVID-19 safety measures taken by LATAM Argentina. Please check directly on their website for additional information.

American Airlines
$960 $1,208 No cancel fee 71%
Copa Airlines
$930 $1,230 No cancel fee 70%
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