Cheap flights from Illinois to Paris from $324

The month of November is, on average, the cheapest month to fly to Paris from Illinois, with most prices found around $576. If you are unable to visit Paris during the month of November, then departing from Illinois during the month January is also very affordable. Most momondo users find prices during this month for around $579.

The cheapest day to depart from Illinois to Paris is on a Wednesday when prices can be found for as low as $780. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Paris on Saturday is $982.

According to our data, the cheapest time of day to fly to Paris is in the afternoon. momondo users have found flights departing from Illinois to Paris in the afternoon for as low as $854. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Paris are more costly in the evening, with an average ticket price of $861. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Paris from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Paris for around $729 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Paris from Illinois for as low as $678 on momondo.

There are 3 cabin classes available to choose from on Illinois to Paris flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

TAP AIR PORTUGAL, SWISS, and British Airways are the most popular carriers operating from Illinois to Paris

United Airlines, Air France and Delta are the top three most popular airlines that fly to Paris from Illinois according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Paris. Keep in mind that there are 15 different airlines that fly to Paris on a routine basis, so you have a few additional options to choose from.

As of February 2026, there are 5 flights per day flying from Illinois to Paris. The most common time of day flights depart is 6:00PM, with 56% of flights taking off in the evening.

As of February 2026, there are 36 flights per week flying from Illinois to Paris. The most common day of the week flights depart is Mon, with 22% of flights taking off on this day.