Cheap flights from Chattanooga to Chicago from $102

The month of March is, on average, the cheapest month to fly to Chicago from Chattanooga, with most prices found around $139. If you’re not able to fly to Chicago in March, then February is your next best option. Flight prices from Chattanooga to Chicago during February average around $159.

The cheapest day to depart on your flight to Chicago is on a Friday when prices can be found for as low as $342. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Chattanooga to Chicago for around $570.

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Chattanooga to Chicago during this time can be as low as $376. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $432.

Fly from Chattanooga Lovell Field to Chicago O'Hare Intl for the best Chattanooga Lovell Field - Chicago flight prices

You are more likely to see cheaper flights to Chicago from Chattanooga when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $287 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Chattanooga for as low as $264 on momondo.

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

You could potentially save up to 12% on your flight if you consider stops on a Chattanooga to Chicago flight.

Allegiant Air and Delta are the most popular carriers operating from Chattanooga Lovell Field to Chicago

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Chicago from Chattanooga according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 4 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

As of July 2026, 5 flights take off from Chattanooga and land in Chicago each day. The most common flight departure time for this route is 6:00AM, with 65% of daily flights taking off at noon.

As of July 2026, there are 40 flights per week flying from Chattanooga to Chicago. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.