Statistics on Chicago-Sao Paulo flights: what is the right price and when to buy your plane ticket?
Best time to go: what is the RIGHT price for a round-trip flight to Sao Paulo (from: Chicago)
The average price to go to Sao Paulo from Chicago airport is $ 1330 (round trip). However, there are variations depending on the departure month. Thus, it is possible to pay for your plane ticket on average between $ 1179 (in may) and $ 1532 (in july), which is a saving of $ 152 or a surplus of $ 202 (compared to the average price) depending on the period you leave.
The analysis of all prices reveals that the most frequent price is between $976 to $1030 and it is generally more economical to leave on a tuesday and return on a wednesday on a flight with 1 or more layovers.
Be careful, the cheapest months may correspond to unfavorable weather periods . Check out our page best time to go to Sao Paulo before booking your flight.
If you want to know when to book your flight at the best price, go straight to the second part of this page: When to buy your Chicago-Sao Paulo plane ticket.
How are these data calculated?
We have studied a sample of 56399 airfare prices from previous years for flights to Sao Paulo from Chicago and can thus establish precise and credible price variation trends based on different parameters. Of course, prices can vary from year to year, but the seasonal aspect of this data (recurrence of school holidays, events... from year to year) makes these statistics quite reliable.
Average price depending on the departure month
Data analysis:
By leaving in may, the price of the plane ticket will statistically be the cheapest ($ 1179, saving $ 152 compared to the average price over the year which is $ 1330). Conversely, july will be the most expensive ($ 1532).
Flight Chicago-Sao Paulo: when is the best time to go for the best price?
| Month | Good price* | Average price | Our opinion |
|---|---|---|---|
| January | $ 1030 | $ 1378 | fair price |
| February | $ 985 | $ 1256 | fair price |
| March | $ 984 | $ 1284 | fair price |
| April | $ 948 | $ 1237 | fair price |
| May | $ 897 | $ 1179 the cheapest | very good price |
| June | $ 1039 | $ 1338 | fair price |
| July | $ 1209 | $ 1532 the most expensive | very high price |
| August | $ 1078 | $ 1375 | fair price |
| September | $ 1026 | $ 1302 | fair price |
| October | $ 1036 | $ 1273 | fair price |
| November | $ 1045 | $ 1292 | fair price |
| December | $ 1147 | $ 1516 | high price |
*great price to buy your plane ticket: if you see this price or cheaper during your flight search, go for it and buy it!
Price breakdown to travel from Chicago to Sao Paulo
Data analysis:
The prices for flights from Chicago to Sao Paulo range from $542 to $2006. 1% of tickets were purchased at the minimum price (from $542 to $597), 1% at the maximum price (from $1951 to $2006). The majority of plane tickets were purchased in the range of $1572 to $1626 (6% of tickets).
Cheapest airlines for the Chicago->Sao Paulo flight
There are 11 companies that serve Chicago from Sao Paulo airport: United, Spirit Airlines, Azul Brazilian Airlines, Copa, Frontier Airlines, Air Canada, Aeromexico (aerm), latam airlines group, Allegiant Air, Volaris and ANA.
Data analysis:
Of the 56399 flights analyzed in previous years, United was the airline that offered the best fare most often in the flight ticket search results (48% of the time) on the Chicago->Sao Paulo route.
Direct flight or flight with layover?
Data analysis:
To get the best price for the Chicago-Sao Paulo flight, you should take a flight with one or more layovers (you will save an average of $ 687 compared to a direct flight).
Which day of the week to leave?
Data analysis:
Statistically, Chicago-Sao Paulo flights departing on a tuesday are cheaper than on other days of the week. By choosing a tuesday as your departure date, you can save an average of $49. On the other hand, departing on a sunday may cost you an additional $44.
Which day of the week to come back?
Data analysis:
Statistically, return flights from Sao Paulo to Chicago departing on a wednesday are cheaper than on other days of the week. By choosing a wednesday for your return date, you will save an average of $44. Conversely, departing from Sao Paulo on a friday may cost you an additional $62.
Top prices Chicago-Sao Paulo
| Round trip | Dates | Price | |
|---|---|---|---|
| Chicago → Sao Paulo | 04-04 to 09-04-2025 | $ 583 | layover flight with Spirit Airlines |
| Chicago → Sao Paulo | 08-04 to 15-04-2025 | $ 628 | layover flight with Spirit Airlines |
| Chicago → Sao Paulo | 14-04 to 21-04-2025 | $ 638 | layover flight with Spirit Airlines |
| Chicago → Sao Paulo | 16-04 to 28-04-2025 | $ 573 | layover flight with Spirit Airlines |
| Chicago → Sao Paulo | 02-05 to 10-05-2025 | $ 629 | layover flight with jetBlue |
| Chicago → Sao Paulo | 03-05 to 10-05-2025 | $ 592 | layover flight with Spirit Airlines |
| Chicago → Sao Paulo | 04-05 to 16-05-2025 | $ 616 | layover flight with Spirit Airlines |
| Chicago → Sao Paulo | 07-05 to 28-05-2025 | $ 546 | layover flight with Spirit Airlines |
| Chicago → Sao Paulo | 12-05 to 25-05-2025 | $ 633 | layover flight with Spirit Airlines |
| Chicago → Sao Paulo | 21-05 to 28-05-2025 | $ 566 | layover flight with Spirit Airlines |
When to book your flight Chicago - Sao Paulo to get the cheapest price?
Statistically, you will make the biggest savings by buying your plane ticket between 1 to 2 months in advance. However, you may end up paying a high price if you book between 10 to 11 months in advance.
Did you know: the price of plane tickets not only varies depending on how far in advance you book, but also on the day of the week you book! So, to maximize your chances of getting the best price for a Chicago-Sao Paulo flight, it is recommended to book your ticket on a sunday.
How far in advance should I buy my flight?
Data analysis:
To get the cheapest flight ticket from Chicago to Sao Paulo, it is recommended to buy it 1 to 2 months before departure (it is then on average 1239 $, which is a saving of 91 $ compared to the overall average price). On the other hand, if you buy your ticket 10 to 11 months in advance, you will pay the full price (575 $ more than the average price).
Depending on the departure month
The best time to buy your Chicago to Sao Paulo flight ticket may vary depending on your departure month. Therefore, we offer you statistics on when to book your flight month by month.
| Departure on... | How far in advance should I book? |
|---|---|
| January | Best time: 1 to 2 months before departure (average price: 1146 $) Other interesting period(s): 2 to 3 months ($ 1250) |
| February | Best time: 2 to 3 months before departure (average price: 1023 $) Other interesting period(s): 1 to 2 months ($ 1136), 3 to 4 months ($ 1174), 8 to 9 months ($ 1201) |
| March | Best time: 3 to 4 months before departure (average price: 1105 $) Other interesting period(s): 1 to 2 months ($ 1276), 2 to 3 months ($ 1180), 4 to 5 months ($ 1181) |
| April | Best time: 4 to 5 months before departure (average price: 1150 $) Other interesting period(s): 1 to 2 months ($ 1162), 2 to 3 months ($ 1236) |
| May | Best time: 1 to 2 months before departure (average price: 1062 $) Other interesting period(s): 2 to 3 months ($ 1093), 5 to 6 months ($ 1101) |
| June | Best time: 3 to 4 months before departure (average price: 1155 $) Other interesting period(s): 1 to 2 months ($ 1269), 2 to 3 months ($ 1169), 6 to 7 months ($ 1217), 7 to 8 months ($ 1290) |
| July | Best time: 4 to 5 months before departure (average price: 1275 $) Other interesting period(s): 1 to 2 months ($ 1399), 2 to 3 months ($ 1293), 3 to 4 months ($ 1276), 5 to 6 months ($ 1521), 7 to 8 months ($ 1473) |
| August | Best time: 8 to 9 months before departure (average price: 1094 $) Other interesting period(s): 2 to 3 months ($ 1372), 3 to 4 months ($ 1227), 4 to 5 months ($ 1215), 5 to 6 months ($ 1170), 7 to 8 months ($ 1346), 9 to 10 months ($ 1173) |
| September | Best time: 9 to 10 months before departure (average price: 1051 $) Other interesting period(s): 1 to 2 months ($ 1283), 4 to 5 months ($ 1210), 5 to 6 months ($ 1153), 6 to 7 months ($ 1180), 8 to 9 months ($ 1278) |
| October | Best time: 6 to 7 months before departure (average price: 1176 $) Other interesting period(s): 1 to 2 months ($ 1245), 2 to 3 months ($ 1271), 4 to 5 months ($ 1181), 5 to 6 months ($ 1187), 7 to 8 months ($ 1209), 10 to 11 months ($ 1209) |
| November | Best time: 1 to 2 months before departure (average price: 1170 $) Other interesting period(s): 0 to 1 month ($ 1261), 5 to 6 months ($ 1277) |
| December | Best time: 1 to 2 months before departure (average price: 1245 $) Other interesting period(s): 0 to 1 month ($ 1336) |
What day of the week should I book my flight ticket?
Data analysis:
Statistically, sunday is the day when plane tickets for Chicago->Sao Paulo are the cheapest. So, by buying your plane ticket on a sunday, you will save $17. Conversely, by buying it on a friday, you may end up paying $11 more.
Chicago to Sao Paulo: flight price when booking today
Information: this data is not statistics but comes from real prices collected less than 7 days ago. Some months may not be available as we do not have enough data for them.
| Month | Current price | Our opinion | |
|---|---|---|---|
| March 2025 | $ 1513 $644 to $2804 | high price | Find a flight |
| April 2025 | $ 1261 $573 to $2329 | high price | Find a flight |
| May 2025 | $ 978 $546 to $2274 | very good price | Find a flight |
| June 2025 | $ 1006 $642 to $1913 | very good price | Find a flight |
| July 2025 | $ 1005 $690 to $1916 | very good price | Find a flight |
| August 2025 | $ 987 $693 to $2268 | very good price | Find a flight |
| September 2025 | $ 937 $694 to $1845 | very good price | Find a flight |
| October 2025 | $ 849 $679 to $1093 | very good price | Find a flight |
| November 2025 | $ 1011 $911 to $1093 | very good price | Find a flight |
| December 2025 | $ 1429 $1049 to $2413 | very good price | Find a flight |
| January 2026 | $ 1095 $1093 to $1097 | very good price | Find a flight |
| February 2026 | $ 1056 $884 to $1159 | very good price | Find a flight |
Data analysis:
Compared to the average price, may, june, july, august, september, october, november, december, january and february are cheaper to travel to Sao Paulo. So it may be interesting to book now to leave during these months!