Cheap flights from Illinois to Nashville from $49

The month of December is, on average, the cheapest month to fly to Nashville from Illinois, with most prices found around $159. If you aren’t able to travel during the month of December, then book flights to Nashville from Illinois during August instead. Flights to Nashville in August, while not as cheap as those in December, still average around $179.

Our data shows that Thursday is the least expensive day to fly to Nashville. Tickets to fly out on this day can be as low as $219. On the other hand, Tuesday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $260.

Flying to Nashville from Illinois in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $201 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $254. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Chicago Greater Rockford to Nashville Intl for the best Illinois - Nashville Intl flight prices

You are more likely to see cheaper flights to Nashville from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Nashville for around $221 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Nashville from Illinois for as low as $163 on momondo.

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

Southwest, Delta, and United Airlines are the most popular carriers operating from Illinois to Nashville Intl

American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Nashville from Illinois according to our data. American Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Nashville. Keep in mind that there are 7 different airlines that fly to Nashville on a routine basis, so you have a few additional options to choose from.

The number of flights available between Illinois and Nashville is 19 per day as of February 2026. The most frequent departure time is 7:00PM, with 48% of daily flights leaving in the afternoon.

As of February 2026, 138 flights take off from Illinois and land in Nashville each week. The most common flight departure day for this route is Wed, with 35% of weekly flights taking off on this day.