Cheap Flights from Buenos Aires to Chicago O'Hare International

Compare Buenos Aires to Chicago O'Hare International flight deals

Find the cheapest month or even day of the year to fly to Chicago O'Hare International

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Flight deals from Buenos Aires to Chicago O'Hare International

Looking for a cheap last-minute deal or the best return flight from Buenos Aires to Chicago O'Hare International Airport? If you want to travel next month, return fares start from Rs208,400. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Buenos Aires to Chicago O'Hare International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buenos Aires to Chicago O'Hare International flights are currently cheapest in May.

Buenos Aires to Chicago O'Hare International: Alternative routes

Compare routes from Buenos Aires to Chicago below. You may find an airport to fly into that's cheaper, faster, or easier than Chicago O'Hare International.

Buenos Aires to Chicago: Flight information

The things to know before you go.
Cheapest flight foundRs110,381
Cheapest month to flyMay

Finding cheap flights from Buenos Aires to Chicago O'Hare International: Frequently asked questions

The best price we found for a return flight from Buenos Aires to Chicago O'Hare International is Rs208,400. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Buenos Aires to Chicago O'Hare International. But we found flights with one stop from Rs208,400.
As of April 2026, there are no flights flying from Buenos Aires to Chicago O'Hare International.
The cheapest month to fly from Buenos Aires to Chicago O'Hare International is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Buenos Aires to Chicago O'Hare International Airport on Wednesday, 6 May 2026.
No airlines currently offer direct flights between Buenos Aires and Chicago O'Hare International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago O'Hare International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Chicago O'Hare International is Avianca .

Flying from Buenos Aires to O'Hare International Airport (ORD): What you need to know

  • Buenos Aires is home to two main airports that set the stage for your next getaway. Check out your options for booking a flight from Buenos Aires to O'Hare International Airport (ORD) flying out of Jorge Newbery Airport (AEP) or Ministro Pistarini Airport (EZE).

  • O'Hare International Airport is located in Chicago. The city runs on the UTC-5 timezone and is two hours behind Buenos Aires.

  • For hassle-free travel, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you'll have plenty of time to catch your flight from Buenos Aires to ORD.

  • High season means busier airports, so plan to arrive even earlier. Give yourself at least two hours before a domestic flight and four hours for international journeys to stay on schedule.

Airports in Buenos Aires

Jorge Newbery Airport (AEP)

  • AEP is about 14 kilometres from central Buenos Aires. If you're driving, catching a cab or ride-sharing from the centre, it'll take 20 minutes or so to get there, depending on the traffic. If you're using public transport, expect the travel time to be around 40 minutes.

  • In search of a comfortable hotel close to Jorge Newbery Airport? If you're catching an early flight from Buenos Aires to O'Hare International Airport, these accommodation options will have you sleeping moments from your departure gate:

  • 83.76% of flights departing from Jorge Newbery Airport reach their destination on schedule. Given its reliable on-time performance, delays are unlikely when flying out of AEP.

Ministro Pistarini Airport (EZE)

  • Split up your flight from Buenos Aires to O'Hare International Airport with a stop so you can recharge or perhaps go somewhere you've never been before. Some popular stopovers between Ministro Pistarini Airport and ORD are:

    • Hartsfield-Jackson Atlanta International Airport (ATL)

    • John F. Kennedy International Airport (JFK)

    • George Bush Intercontinental Airport (IAH)

  • On public transport, you can travel from central Buenos Aires to EZE in about 2 hours 10 minutes. The airport is roughly 32 kilometres away, and making the journey by car takes approximately 35 minutes.

  • Flying out early in the morning? You might like to check in to one of these hotels near Ministro Pistarini Airport the day before your Buenos Aires to ORD flight:

  • The majority of flights that depart Ministro Pistarini Airport arrive at their destination on schedule. It boasts a strong on-time performance rate of 83.93%.

About O'Hare International Airport (ORD)

Getting from O'Hare International Airport (ORD) to central Chicago

  • O'Hare International Airport is around 26 kilometres from central Chicago. How long it'll take to get there by car hire or cab will depend on the time of day. Do some research before your trip.

  • Travelling on public transport takes about 55 minutes.

How to find the cheapest flights from Buenos Aires to O'Hare International Airport (ORD)

  • At the moment, Rs110,381 is the lowest price we've found for a one-way ticket from Buenos Aires to O'Hare International Airport. The cheapest price for a return flight is Rs208,400. Keep in mind fares can change due to demand at the time of booking.

  • Booking early is often the key to finding a cheap flight from Buenos Aires to ORD. Prices tend to rise as demand increases, so the closer your departure date, the more you'll likely pay.

  • Affordable Buenos Aires to O'Hare International Airport tickets are easier to find if you're not locked into specific dates. Try using the 'Whole month' search tool to compare fares across each month and then fly out on the cheapest day.

  • You don't need to check back in every day to find out if fares have dropped when you set up a Price Alert. We'll notify you as soon as a new deal shows up on flight tickets from Buenos Aires to ORD.

  • Find an affordable flight from Buenos Aires to O'Hare International Airport by using the search filters. Select your ideal departure time, duration and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Buenos Aires to O'Hare International Airport (ORD)

  • February is the quietest month for flights from Buenos Aires to O'Hare International Airport (ORD), while August is the busiest. Find the best time to visit Chicago based on whether you like a laid-back vibe or a more bustling atmosphere.

  • The warmest month in Chicago is July, with temperatures ranging between 15ºC and 29ºC. Lock in your Buenos Aires to ORD flight ticket then if this is the type of weather you enjoy.

  • January sees temperatures of between -12ºC and 3ºC. Search for cheap tickets from Buenos Aires to O'Hare International Airport around that time if you'd rather travel in cooler conditions.

More about Chicago

Explore more of the United States

  • Indianapolis is just one of the many places in the United States waiting to be explored after you've seen Chicago. Around 290 kilometres away to the south-east, its best attractions include 9-11 Memorial, Lucas Oil Stadium and Eiteljorg Museum.

  • Milwaukee is another essential stop in the United States and is around 121 kilometres north of Chicago. No trip is complete without visiting Richards Duplex Apartments by Frank Lloyd Wright, Miller Park and Milwaukee County Zoo.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.