Planning a flight from Chicago to Buenos Aires?

Flight prices from Chicago to Buenos Aires change depending on demand and time of booking.

Choose a date to explore the best fares now.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Which airports serve Chicago and Buenos Aires?

When planning a trip of about 5598 mi, it's a good idea to check flights from surrounding airports too.

• Airports in Chicago: Chicago is connected to 3 airports - Midway, O'Hare, Rockford.
• Airports in Buenos Aires: Buenos Aires offers flights from 3 airports - El Palomar, Jorge Newbery, Ministro Pistarini.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Customize your flight from Chicago to Buenos Aires

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from Delta, American, United, Expedia, eDreams, and more.

Other popular destinations

Thinking about Argentina? You might also consider: Buenos Aires, Córdoba, Jujuy, Mendoza, San Carlos de Bariloche.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.