Cheap flights from Buenos Aires to Chicago from $397
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to Chicago departing on 3/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Buenos Aires to Chicago
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Avianca flights from Buenos Aires to Chicago
Our best Avianca deals on Buenos Aires to Chicago flight tickets
Air Canada flights from Buenos Aires to Chicago
Our best Air Canada deals on Buenos Aires to Chicago flight tickets
See travel insights to Chicago from
How to get the cheapest flight ticket from Buenos Aires to Chicago
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Buenos Aires and Chicago?
What is the cheapest month to fly to Chicago?
The month of August is, on average, the cheapest month to fly to Chicago from Buenos Aires, with most prices found around $1,066. If you’re not able to fly to Chicago in August, then April is your next best option. Flight prices from Buenos Aires to Chicago during April average around $1,080.
What is the cheapest day to depart on your flight to Chicago?
The cheapest day to depart on your flight to Chicago is on a Monday when prices can be found for as low as $1,098. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Buenos Aires to Chicago for around $1,318.
What is the cheapest time of day to depart on your flight to Chicago?
Our most recent data shows that the best time of day to fly to Chicago is in the morning. Flights from Buenos Aires to Chicago during this time can be as low as $1,152. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $1,367.
How far in advance should I book a flight to Chicago?
You are more likely to see cheaper flights to Chicago from Buenos Aires when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $1,304 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Buenos Aires for as low as $1,072 on momondo.
What is the cheapest airline that flies from Buenos Aires to Chicago?
Avianca, Air Canada, and Delta are the most popular carriers operating from Buenos Aires to Chicago
What airlines fly to Chicago?
American Airlines, United Airlines and Copa Airlines are the top three most popular airlines that fly to Chicago from Buenos Aires according to our data. American Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 5 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.
When to book flights from Buenos Aires to Chicago
Cheap Buenos Aires to Chicago (BUE to CHI) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Buenos Aires to Chicago
How far is Buenos Aires to Chicago by plane?
The straight-line distance from Buenos Aires to Chicago is 5596.4 mi. Typically, this will take 13h 30m by plane in normal conditions.
When did momondo last update prices for flights from Buenos Aires to Chicago?
Prices for flights from Buenos Aires to Chicago are refreshed on a daily basis.
How many operators does momondo search for flights from Buenos Aires to Chicago?
As of February 2025, there are 5 operators available to choose from for flights from Buenos Aires to Chicago.
How old do you have to be to fly from Buenos Aires to Chicago?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buenos Aires to Chicago.
What documentation or ID do you need to fly to Chicago?
The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Buenos Aires to Chicago?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Buenos Aires to Chicago is American Airlines (40% of total bookings). The next most popular airlines are Copa Airlines (16%), Delta (14%), and Avianca (12%).
Best airlines flying from Buenos Aires to Chicago
Compare and see reviews for airlines that fly from Buenos Aires to Chicago with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $799 | Free Cancellation | Rating 6.8 2,435 reviews | |||
| PriceFrom $890 | Free Cancellation | Rating 8.0 8,220 reviews | |||
| PriceFrom $928 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $1,007 | Free Cancellation | Rating 7.6 1,510 reviews | |||
| PriceFrom $1,084 | Free Cancellation | Rating 7.4 8,766 reviews |
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Buenos Aires to Chicago?
Finding the right flight to Chicago from Buenos Aires is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.
Can I find flights from Buenos Aires to Chicago with flexible booking policies on momondo?
momondo does allow users to show only those flights to Chicago from Buenos Aires which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Buenos Aires to Chicago?
Once all potential Buenos Aires to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Buenos Aires to Chicago right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Buenos Aires to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.