--- title: "Cheap Business Class Flights from Chicago to Buenos Aires" description: "Cheap business class flights from Chicago (ORD) to Buenos Aires (EZE/AEP), estimated from $1,302 round trip. Nonstop and one-stop options compared by a real..." canonical_url: https://buybusinessclass.com/business-class-flights/chicago-to-buenos-aires last_updated: 2026-11-02 --- # Chicago to Buenos Aires business class flights Source: https://buybusinessclass.com/business-class-flights/chicago-to-buenos-aires Compare the business class routings from Chicago to Buenos Aires and get personal fare options from a real agent. About 11h 12m of flying, plus any connection · ORD to EZE, AEP Estimated round trip from **$1,302** per person An estimate for this route, not an airline quote. Your agent confirms the fare for your dates. [Call an agent 24/7: +1 (888) 322-7999](tel:+18883227999) ## Book top airlines from Chicago to Buenos Aires Estimated round trip per person in business class from Chicago to Buenos Aires, the same on every airline. \*An estimate, not an airline quote; your agent confirms the fare for your dates. - [American Airlines](https://buybusinessclass.com/airlines/american-airlines) Flagship Business from $1,302 Request this fare - [United Airlines](https://buybusinessclass.com/airlines/united) Polaris business class from $1,302 Request this fare - [Delta Air Lines](https://buybusinessclass.com/airlines/delta) Delta One business class · Connecting from $1,302 Request this fare - [Iberia](https://buybusinessclass.com/airlines/iberia) Business class · Connecting from $1,302 Request this fare ## Chicago to Buenos Aires: what it costs Estimated round trip per person in business class, November 2026. Estimates, not airline quotes; your agent confirms the fare for your dates. - **About this long in the air, plus a connection, ORD to EZE or AEP:** 11h 12m Fare and flying time by US departure city | Departure city | Round trip from | Flying time | | --- | --- | --- | | Chicago (this route) | $1,302 | About 11h 12m | | [Los Angeles](https://buybusinessclass.com/business-class-flights/los-angeles-to-buenos-aires) | $1,347 | About 12h 9m | | [New York](https://buybusinessclass.com/business-class-flights/new-york-to-buenos-aires) | $1,376 | About 10h 35m | A connection adds to the flying time. ## About Chicago to Buenos Aires Buenos Aires is about 5,623 miles from Chicago, about 11h 12m of flying time. Your agent checks whether any airline flies this route nonstop on your dates and compares one-stop routings. ### What moves the fare - Northern winter and the year-end holidays are busiest for South America. Mid-year often prices better outside of school holidays. - Six to ten weeks ahead is often enough. Miami, Houston, Dallas, Atlanta and New York are the main gateways south. - The connection city changes the fare, so your agent compares connections through the main hubs and shows the total travel time for each option. ### **Not booking yet?** Get fare news for Chicago to Buenos Aires. Watch fares You're on the list for Chicago to Buenos Aires. Watch your inbox. Fares updated November 2026. Schedules vary by season. ## What travelers say about their agents [**4.8** 1,687 reviews](https://www.trustpilot.com/review/buybusinessclass.com) [**4.9** 301 reviews](https://maps.google.com/?cid=5888957631170675691) [Read all reviews](https://www.trustpilot.com/review/buybusinessclass.com) - Sfelcia Google review Sep 2026 > I had an excellent experience finding my business class tickets through BuyBusiness.com. The agent who helped me, Oslo Cooper, was honest, professional, and extremely attentive throughout the entire process. Oslo took the time to understand what I was looking for, answered all my questions, and made sure I was comfortable with my options before moving forward. I really appreciated the personal attention and transparency. It made the whole experience easy and stress-free. I’m very happy with the service I received and would definitely recommend BuyBusiness.com and Oslo Cooper to anyone looking for help with business class travel. Excellent service from start to finish! Agent: Oslo Cooper [Read on Google, review by SFELCIA](https://maps.google.com/?cid=5888957631170675691) - Charles Strickland Trustpilot review Oct 8, 2026 New > Den Dunn worked with me to get the best price He planned our return trip from Turkeye with an airline that I had no knowledge about. He assured me that Turkish air was great, which they were. He planned our change of planes in Houston, and it was one of the smoothest transitions I have ever had. There was no long lay over. I will definitely be giving him a call the nest time we travel . Agent: Den Dunn [Read on Trustpilot, review by Charles Strickland](https://www.trustpilot.com/reviews/6ac6c36bda775cc3edcd4890) - Chas Trustpilot review Oct 8, 2026 New > Diesel Bond was such a perfect agent. My Visa to Pakistan was extremely hard to do by myself. After 4 months going back forth with submission I was totally worn out. I had never used agency before and will never go back to doing myself! Your agency gave me such peace of mind! Will refer you to everyone! Charles Robards Agent: Diesel Bond [Read on Trustpilot, review by Chas](https://www.trustpilot.com/reviews/6ac7de7c7c1ee4b1009d6086) - Rick Trustpilot review Oct 7, 2026 New > I have worked with Kate Morris several times in the past couple of years...and she is now on her game more than ever. She knows what I want and she works hard to find it. She has great patience with me as my plans can change quickly. This last interaction was incredibly smooth and professional. Well done, Kate. Agent: Kate Morris [Read on Trustpilot, review by Rick](https://www.trustpilot.com/reviews/6ac684cabc9329762f4f8cf6) - Deborah D’Amico Google review Jul 2026 > Ray is wonderful to work with. We contacted him on a Sunday afternoon for help with flights and by evening we were booked and good to go. Highly recommend this service and Ray in particular. Agent: Ray [Read on Google, review by Deborah D’Amico](https://maps.google.com/?cid=5888957631170675691) - Tina Rothrock Trustpilot review Oct 14, 2026 New > Lana did an amazing job! Her continued customer service throughout the changes in my itinerary gives me peace of mind knowing my trip will go smoothly. Agent: Lana [Read on Trustpilot, review by Tina Rothrock](https://www.trustpilot.com/reviews/6acf81a870be94cc69f92edd) - Prem Singh Google review Aug 2026 > Veer is wonderful person. He always helpful for us. We recommend his name to my all friends. Keep up the good work Veer. Agent: Veer [Read on Google, review by Prem Singh](https://maps.google.com/?cid=5888957631170675691) - Alex Tynberg Trustpilot review Oct 15, 2026 New > Dennis knew exactly our needs and tailored our experience perfectly. Agent: Dennis [Read on Trustpilot, review by Alex Tynberg](https://www.trustpilot.com/reviews/6ad13aff544aea376d7a07e4) - Martha Trustpilot review Oct 17, 2026 New > Lana is beyond perfection. She doesn't quit until it's right. Agent: Lana [Read on Trustpilot, review by Martha](https://www.trustpilot.com/reviews/6ad2c36846d16ec80ed39356) ## Chicago to Buenos Aires: questions ### How much is business class from Chicago to Buenos Aires? As of November 2026, business class from Chicago to Buenos Aires is estimated from $1,302 per person, round trip. That is an estimate for the route, not an airline quote: fares change daily with dates, airline and seat availability, and your agent confirms yours before you pay. ### Is it safe to book business class to Buenos Aires with BuyBusinessClass? Yes. BuyBusinessClass is an IATA-accredited agency (14531683), holds TRUE code 99910753, is a BBB Accredited Business and is rated 4.8 on Trustpilot from 1,687 reviews. Your ticket is issued by the airline in your name, and you can check the booking on the airline's website before you fly. ### Which airports serve Chicago to Buenos Aires? Flights from Chicago leave from O'Hare International (ORD). Flights to Buenos Aires land at Ezeiza (Ministro Pistarini) (EZE) and Aeroparque Jorge Newbery (AEP). Your agent compares the airports for your dates. ### Is there a nonstop flight from Chicago to Buenos Aires? Your agent checks whether any airline flies this route nonstop on your dates, and compares one-stop routings, which can price lower. ## Any route, priced by an agent Don't see your city? An agent prices any route for your dates, nonstop or with a connection. Agents answer 24/7 by phone, email and WhatsApp. [+1 (888) 322-7999 Agents 24/7](tel:+18883227999) or Request a free quote [WhatsApp an agent at +1 (224) 346-9633](https://wa.me/12243469633) - **A real agent on every trip** A travel agent who knows business class fares, routings and airline rules builds your options. You deal with a person, not a booking engine. - **Agents available 24/7** Call, email or message us on WhatsApp before you book, on the trip and after you land, for a schedule change or a question on the road. - **An airline ticket in your name** The airline issues your ticket, with an e-ticket number you can check on the airline's own website. - **Any routing** Round trips, one-ways, open-jaws and multi-city trips, with mixed cabins on short connections to keep the fare down. ## Keep exploring ### ### Buenos Aires from other cities - [Every business class flight to Buenos Aires](https://buybusinessclass.com/business-class-flights/buenos-aires) - [Los Angeles to Buenos Aires from $1,347\*](https://buybusinessclass.com/business-class-flights/los-angeles-to-buenos-aires) - [New York to Buenos Aires from $1,376\*](https://buybusinessclass.com/business-class-flights/new-york-to-buenos-aires) ### ### More business class routes from Chicago to Latin America - [Chicago to Providenciales from $626\*](https://buybusinessclass.com/business-class-flights/chicago-to-providenciales) - [Chicago to Rio de Janeiro from $1,267\*](https://buybusinessclass.com/business-class-flights/chicago-to-rio-de-janeiro) - [Chicago to Sao Paulo from $1,270\*](https://buybusinessclass.com/business-class-flights/chicago-to-sao-paulo) - [Chicago to Lima from $1,283\*](https://buybusinessclass.com/business-class-flights/chicago-to-lima) - [Chicago to Santiago from $1,304\*](https://buybusinessclass.com/business-class-flights/chicago-to-santiago) ### ### Airlines from Chicago to Buenos Aires - [American Airlines business class](https://buybusinessclass.com/airlines/american-airlines) - [United Airlines business class](https://buybusinessclass.com/airlines/united) - [Delta Air Lines business class](https://buybusinessclass.com/airlines/delta) - [Iberia business class](https://buybusinessclass.com/airlines/iberia) ### ### Travel trends - [Can You Fly Business Class for Free? What Actually Works](https://buybusinessclass.com/blog/can-you-fly-business-class-for-free) - [When Is the Cheapest Time to Book Business Class to Asia?](https://buybusinessclass.com/blog/when-to-book-business-class-to-asia) - [When to Book Business Class to Europe (and From Where)](https://buybusinessclass.com/blog/when-to-book-business-class-to-europe) ### ### Our blog - [How to Book Business Class for Someone Else](https://buybusinessclass.com/blog/booking-business-class-for-someone-else) - [My Flight Was Cancelled: Am I Owed a Refund?](https://buybusinessclass.com/blog/flight-cancelled-refund-rights) - [Is Business Class Worth It? When the Extra Cost Pays Off](https://buybusinessclass.com/blog/is-business-class-worth-it)