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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 April or May, booked 45 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
$1,013 - $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

April

Best time to find cheap flights, 4% potential price drop

Round-trip from

$1.013

From Chicago to Buenos Aires

One-way from

$375

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 47 days in advance, which can save you up to 11% on flights from Chicago to Buenos Aires compared to booking the week you need them. Waiting 47 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 $1,069. For sooner than that we have options available in the next 3 days from $1,069.

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

Our data shows that September tends to be the cheapest month to fly to Buenos Aires from Chicago. Users have commonly found prices around $1,037 for the month, but tickets can be as low as $941. 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 September, October 2020

The best prices found for CHI to BUE flights for September, October
19 Oct - 8 Nov
$660pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
13 Oct - 15 Dec
$691pp
ORD
Chicago O'Hare Intl
Aeromexico
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Aeromexico
 
1 STOP
ORD
Chicago O'Hare Intl
27 Oct - 4 Nov
$693pp
ORD
Chicago O'Hare Intl
Aeromexico
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Aeromexico
 
1 STOP
ORD
Chicago O'Hare Intl

Chicago to Buenos Aires 2020 flight deals

Cheap flights to Buenos Aires from Chicago found for this year
6 Nov - 21 Nov
$646pp
ORD
Chicago O'Hare Intl
Aeromexico
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Aeromexico
 
1 STOP
ORD
Chicago O'Hare Intl
19 Nov - 2 Dec
$648pp
ORD
Chicago O'Hare Intl
Aeromexico
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Aeromexico
   
2 STOPS
ORD
Chicago O'Hare Intl
7 Nov - 21 Nov
$658pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl

Last minute flights from Chicago to Buenos Aires

Late deals on round-trip flights to Buenos Aires from Chicago, departing today and this week
6 Oct - 17 Oct
$798pp
ORD
Chicago O'Hare Intl
Aeromexico
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Aeromexico
 
1 STOP
ORD
Chicago O'Hare Intl
9 Oct - 13 Oct
$805pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
6 Oct - 17 Oct
$898pp
ORD
Chicago O'Hare Intl
Aeromexico
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Aeromexico
   
2 STOPS
ORD
Chicago O'Hare Intl

One-way flights to Buenos Aires from Chicago

The cheapest one-way flights from Chicago to Buenos Aires
1:00 pm - 3:30 am
Multiple Airlines
1 Stop
35h 30m
ORD - EZE
Multiple Airlines
$739
Kiwi.com
10:25 am - 11:52 am
Multiple Airlines
2 Stops
23h 27m
ORD - EZE
Multiple Airlines
$375
LATAM Airlines
12:45 pm - 10:44 pm
Multiple Airlines
2 Stops
31h 59m
ORD - EZE
Multiple Airlines
$388
Kiwi.com

Related info for your journey

Useful info, stats and facts about Chicago to Buenos Aires flights.

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.

Can I find flights from Chicago to Buenos Aires for under $500 on Cheapflights?

Yes, there are multiple flights from Chicago to Buenos Aires for under $500. The cheapest flight booked recently is on Multiple Airlines for just $481, but on average you can expect to pay $648.

Are there nonstop flights from Chicago to Buenos Aires for under $500 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 $800?

There are currently 20+ open flights from Chicago to Buenos Aires within the next 7 days for less than $800.

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?

Delta and Aeromexico can get you from Chicago to Buenos Aires in just under 13h 31m. Your travel time can differ by up to 3h 59m. 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 $616. Another airline that can offer you cheap pricing is Aeromexico. These flights start at 41% lower than the current average price 3 months from now.

Destination information for Buenos Aires

Things to know before you go. Useful info for your trip from Chicago to Buenos Aires
Today's exchange rate
$1 = $76.14
Average temperature for October in Buenos Aires
71.6 °F
Avg rainfall for October in Buenos Aires
4.8 ″

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)

Airports servicing Buenos Aires

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