Cheap flights from Paris to Chicago from C$ 670

In general, February is the cheapest month to fly from Paris to Chicago O'Hare Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 925. The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Paris averaging around C$ 993.

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Monday when prices can be found for as low as C$ 658. 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 Paris to Chicago O'Hare Intl Airport for around C$ 2,494.

Fly from Paris Charles de Gaulle to Chicago O'Hare Intl for the best Paris - Chicago O'Hare Intl flight prices

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Paris when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around C$ 1,198 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Paris for as low as C$ 862 on momondo.

There are 2 cabin classes available to choose from on Paris to Chicago O'Hare Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 79% on your flight if you consider stops on a Paris to Chicago O'Hare Intl Airport flight.

Historically, on average around 20% of flights between Paris and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 177 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines has had the least delays on this route over the last 12 months, with about 20% of their flights experiencing any sort of delay.

As of November 2026, 15 flights take off from Paris and land in Chicago O'Hare Intl Airport each day. The most common flight departure time for this route is 11:00a.m., with 75% of daily flights taking off at noon.

108 flights are operational weekly from Paris to Chicago O'Hare Intl Airport as of November 2026. The most popular departure day for this route is Fri, with 16% of flights per week taking off on this day.