Cheap flights from France to Illinois from $386

The cheapest month to fly to Illinois from France is in February. Flight prices, which tend to average around $653, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $655.

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

You are more likely to see cheaper flights to Illinois from France when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $848 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from France for as low as $610 on momondo.

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

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

Delta, Air France and United Airlines are the top three most popular airlines that fly to Illinois from France according to our data. Delta is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

As of November 2026, there are 14 flights per day flying from France to Illinois. The most common time of day flights depart is 1:00PM, with 61% of flights taking off in the afternoon.

As of November 2026, 104 flights take off from France and land in Illinois each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.