Cheap flights from Paris to Chicago from C$ 737

The month of March is another great option to travel to Chicago, with average flight prices from Paris averaging around C$ 540.

The cheapest day to depart on your flight to Chicago is on a Monday when prices can be found for as low as C$ 635. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around C$ 1,470. These prices are subject to change though, so be sure to set up a Price Alert for flights to Chicago.

In the morning is the cheapest time of day to fly from Paris to Chicago when you can find flight prices for as low as C$ 812. Flying to Chicago in the morning is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Chicago, so prices are often more expensive at around C$ 1,110 per ticket.

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

You are more likely to see cheaper flights to Chicago from Paris when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around C$ 1,080 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Paris for as low as C$ 934 on momondo.

You could potentially save up to 55% on your flight if you consider stops on a Paris to Chicago flight.

As of April 2026, prices for Paris to Chicago flights are approximately 42% more expensive when compared to flights at the same time last year.

Historically, on average around 21% 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 167 minutes.

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

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

According to our data, American 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.