Cheap flights from Illinois to West Palm Beach from $71

If you’re not able to fly to West Palm Beach in September, then August is your next best option. Flight prices from Illinois to West Palm Beach during August average around $249.

The cheapest day to depart on your flight to West Palm Beach is on a Wednesday when prices can be found for as low as $303. 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 Sunday because tickets tend to average around $408. These prices are subject to change though, so be sure to set up a Price Alert for flights to West Palm Beach.

Our data shows that the cheapest Illinois to West Palm Beach flights are usually those with departure times in the morning. Our users have found flights to West Palm Beach in the morning for as low as $314. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $412 on average. Flights to West Palm Beach from Illinois in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Chicago O'Hare Intl to Palm Beach Intl for the best Illinois - Palm Beach Intl flight prices

You are more likely to see cheaper flights to West Palm Beach from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to West Palm Beach for around $311 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to West Palm Beach from Illinois for as low as $279 on momondo.

There are 4 cabin classes available to choose from on Illinois to Palm Beach Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Frontier, Southwest, and JetBlue are the most popular carriers operating from Illinois to Palm Beach Intl

Spirit Airlines, American Airlines and United Airlines are the top three most popular airlines that fly to West Palm Beach from Illinois according to our data. Spirit Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to West Palm Beach. Keep in mind that there are 9 different airlines that fly to West Palm Beach on a routine basis, so you have a few additional options to choose from.

As of March 2026, there are 7 flights per day flying from Illinois to West Palm Beach. The most common time of day flights depart is 7:00PM, with 44% of flights taking off at noon.

As of March 2026, there are 55 flights per week flying from Illinois to West Palm Beach. The most common day of the week flights depart is Sat, with 24% of flights taking off on this day.