Cheap flights from Illinois to Wilmington from $105

The month of July is, on average, the cheapest month to fly to Wilmington from Illinois, with most prices found around $270. If you don’t want to visit Wilmington in July, then you should wait until October to fly from Illinois, when ticket prices are also cheap, with an average price of $299.

The cheapest day to depart on your flight to Wilmington is on a Tuesday when prices can be found for as low as $289. 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 $357. These prices are subject to change though, so be sure to set up a Price Alert for flights to Wilmington.

Our most recent data shows that the best time of day to fly to Wilmington is in the afternoon. Flights from Illinois to Wilmington during this time can be as low as $284. Flights in the evening are often more expensive with an average ticket price of $377.

Fly from Chicago O'Hare Intl to Wilmington New Hanover County for the best Illinois - Wilmington New Hanover County flight prices

You are more likely to see cheaper flights to Wilmington from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Wilmington for around $348 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Wilmington from Illinois for as low as $249 on momondo.

There are 2 cabin classes available to choose from on Illinois to Wilmington New Hanover County flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta and American Airlines are the most popular carriers operating from Illinois to Wilmington New Hanover County

American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Wilmington from Illinois according to our data. American Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Wilmington. Keep in mind that there are 6 different airlines that fly to Wilmington on a routine basis, so you have a few additional options to choose from.

As of April 2026, there are 1 flights per day flying from Illinois to Wilmington. The most common time of day flights depart is 11:00AM, with 60% of flights taking off at noon.

As of April 2026, there are 10 flights per week flying from Illinois to Wilmington. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.