How much is a ticket from Chicago O'Hare to Buenos Aires?

Depending on when you travel and how far in advance you book, fares between Chicago and Buenos Aires can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Planning flights between Chicago and Buenos Aires? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Chicago: 3 airports are listed in Chicago - Midway, O'Hare, Rockford.
• Airports in Buenos Aires: Buenos Aires features 3 airports - El Palomar, Jorge Newbery, Ministro Pistarini.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Flight filters for the route Chicago O'Hare – Buenos Aires

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to Argentina are often searched alongside: Buenos Aires, Córdoba, Iguazu, Mendoza, San Carlos de Bariloche.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.