Cheap flights from South America to Chicago from $172
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South America to Chicago departing on 8/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from South America 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 cheapest month to fly to Chicago?
The month of November is, on average, the cheapest month to fly to Chicago from South America, with most prices found around $554. If you’re not able to fly to Chicago in November, then May is your next best option. Flight prices from South America to Chicago during May average around $563.
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 Sunday when prices can be found for as low as $558. This is often the case because there is less demand to fly during this day of the week. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from South America to Chicago for around $821.
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 afternoon. Flights from South America to Chicago during this time can be as low as $594. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $732.
What is the cheapest South America to Chicago flight route?
Fly from Sao Paulo Guarulhos Intl to Chicago O'Hare Intl for the best South America - Chicago flight prices
How far in advance should I book a flight to Chicago?
You are more likely to see cheaper flights to Chicago from South America when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $636 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from South America for as low as $497 on momondo.
What cabin class options are available on South America to Chicago flights?
There are 3 cabin classes available to choose from on South America to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from South America to Chicago?
Spirit Airlines, American Airlines, and Volaris are the most popular carriers operating from South America to Chicago
What airlines fly to Chicago?
Avianca, Copa Airlines and American Airlines are the top three most popular airlines that fly to Chicago from South America according to our data. Avianca is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 8 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.
How many flights depart from South America to Chicago on average per day?
As of July 2025, there are 4 flights per day flying from South America to Chicago. The most common time of day flights depart is 7:00AM, with 50% of flights taking off at noon.
How many flights depart from South America to Chicago on average per week?
28 flights are operational weekly from South America to Chicago as of July 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.
Cheap South America to Chicago flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from South America to Chicago
When did momondo last update prices for flights from South America to Chicago?
Prices for flights from South America to Chicago refresh daily.
How many operators does momondo search for flights from South America to Chicago?
As of July 2025, there are 8 operators available to choose from for flights from South America to Chicago.
How old do you have to be to fly from South America to Chicago?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South America 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 plane model from South America to Chicago?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from South America to Chicago is Airbus A320neo (35.92% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (29.55%), Boeing 787-10 Dreamliner (17.36%), and Airbus A330-900neo (3.35%).
Best airlines flying from South America to Chicago
Compare and see reviews for airlines that fly from South America to Chicago with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $196 | Free Cancellation | Rating 7.4 8,846 reviews | |||
| PriceFrom $205 | Free Cancellation | Rating 6.3 8,066 reviews | |||
| PriceFrom $278 | Free Cancellation | Rating 7.5 1,470 reviews | |||
| PriceFrom $303 | Free Cancellation | Rating 6.7 2,369 reviews | |||
| PriceFrom $311 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $342 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $476 | Free Cancellation | Rating 7.5 1,804 reviews | |||
| PriceFrom $851 | Free Cancellation | Rating 7.1 9,676 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 South America to Chicago?
It is quick and easy to find South America to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.
Can I find flights from South America to Chicago with flexible booking policies on momondo?
Flights from South America to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from South America to Chicago?
Once you have performed a search for South America to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from South America to Chicago right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of South America to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.