The cheapest times to fly from AEP to ORD are

  • January 22nd to April 8th
  • August 13th to December 2nd (except the week of October 8th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from AEP to ORD is late September. Prices can be as high as $2246 for Saturday flights during early to mid July, or as low as $820 for Tuesday flights around late September.


When to Fly to Chicago

Flying from Buenos Aires (AEP) to Chicago, IL (ORD) will usually cost between $897 to $1835 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $901. Due to high demand the most expensive time to fly is early to mid July, with an average price of $2120. Planning your trip to low-cost times can easily save you $1218 on economy flights and even more on first-class flights. Generally, any price below $1158 can be considered a good price for a round-trip AEP to ORD flight.

See below for a graph of average weekly prices for the AEP to ORD route. All prices are for round-trip tickets in USD.

AEP to ORD Flight Prices

Compared to other flights, the AEP to ORD flight is slightly more expensive than the average and costs less than the average flight leaving from Buenos Aires. The average price per mile (for a direct flight) is $0.13, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly to Chicago, and Fridays are the most expensive days to return to Buenos Aires. Selecting flights on the least expensive days could save you up to $97 (7%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1170. Return trip prices are from the ORD to AEP flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from AEP to ORD can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 11 hour 4 minutes may be realistic.


Flight Hacking AEP to ORD

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from AEP to ORD — but Champion Traveler does!

Hack #1: Santiago (AEP > SCL > ORD)

  • Price for both tickets: $865
  • Average savings: $293 (25.3%)

See AEP to LIM flights

Hack #2: Lima (AEP > LIM > ORD)

  • Price for both tickets: $876
  • Average savings: $283 (24.4%)

See AEP to SCL flights

Hack #3: Miami, FL (AEP > MIA > ORD)

  • Price for both tickets: $922
  • Average savings: $237 (20.42%)

See AEP to MIA flights


Flight Questions Answered

Still have questions about flying from AEP to ORD? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Aerolineas Argentinas, American, COPA, Delta, JetBlue, LATAM, United, and potentially more during busy seasons.

How far away is it from Chicago O’Hare International Airport to Aeroparque Jorge Newbery Airport?

The distance between the two airports is roughly 5607 miles or 9024 kilometers.

How long does it take to fly from AEP to ORD?

The real-world flight time for a nonstop AEP to ORD flight is about 11 hour 4 minutes.

How many flights go between Buenos Aires and Chicago, IL?

It depends on the day of the week and the date, but a typical day might have around 53 available flights from AEP to ORD.


Airport Location Info


Departing Airport

Origination code AEP
Origination airport name Aeroparque Jorge Newbery Airport
City Buenos Aires
Country Argentina
Latitude -34.6
Longitude -58.4

Return Airport

Destination code ORD
Destination airport name Chicago O’Hare International Airport
City Chicago, IL
Country the United States
Latitude 42
Longitude -87.9


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.