Cheap Flights from Chicago to Chattanooga

Compare Chicago to Chattanooga flight deals

Find the cheapest month or even day of the year to fly to Chattanooga

Book the best Chattanooga fare with no extra fees

Flight deals from Chicago to Chattanooga

Looking for a cheap last-minute deal or the best return flight from Chicago to Chattanooga? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Chicago to Chattanooga

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago to Chattanooga flights are currently cheapest in May.

Direct flights from Chicago to Chattanooga

Chicago to Chattanooga: Alternative routes

Compare routes from Chicago to Chattanooga below. You may find an airport to fly into that's cheaper, faster, or easier than Chattanooga.

Chicago to Chattanooga: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 302
Cheapest month to flyMay
Average flight time1 hr, 51 mins
Most popular airlineUnited
Average flights per week200

Finding cheap flights from Chicago to Chattanooga: Frequently asked questions

The best price we found for a return flight from Chicago to Chattanooga is ر.ق.‏ 685. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 51 minutes is the average flight time from Chicago to Chattanooga.
United, American Airlines and GoJet Airlines fly direct from Chicago to Chattanooga.
As of February 2026, there are 100 flights per week flying from Chicago to Chattanooga.
The cheapest month to fly from Chicago to Chattanooga is usually March.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Chattanooga Airport on Wednesday, 18 March 2026.
Yes – the average flight time is 1 hour and 51 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chattanooga but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chattanooga is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Chattanooga is United .

Flying from Chicago to Chattanooga Airport (CHA): What you need to know

  • Your adventure begins at one of Chicago's main airports, O'Hare International Airport (ORD) or Chicago Midway International Airport (MDW). Explore your options for booking a flight from Chicago to Chattanooga Airport (CHA) departing from either of these bases.

  • Around 1 hour 50 minutes is the typical travel time on a direct Chicago to Chattanooga Airport flight.

  • Chattanooga Airport is located in Chattanooga. The city runs on the UTC-4 timezone and is one hour ahead of Chicago.

  • The most popular route is from O'Hare International Airport (ORD) to Chattanooga Airport (CHA), with 22 direct weekly services. If you're ready to head out sooner, the earliest flight from ORD to CHA is the 8:45am United Airlines service. If you're looking to take off later, the final departure is at 8:20pm with United Airlines.

  • Leave enough time to catch your flight from Chicago to CHA. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Taking off during a peak period like a bank holiday? Expect longer lines at check-in and security. Give yourself extra leeway and arrive up to four hours before international flights and two hours before domestic departures.

Airports in Chicago

O'Hare International Airport (ORD)

  • You can find a direct flight from Chicago to Chattanooga Airport (CHA) departing from O'Hare International Airport (ORD).

  • You can travel on a direct flight from Chicago to Chattanooga Airport with United Airlines. This popular carrier operates departures from ORD.

  • United Airlines is the airline with the highest number of bookings for flights from ORD to CHA.

  • United Airlines is the most punctual carrier operating on this route, with 67.44% of its services arriving as planned.

  • Travelling from central Chicago to ORD takes about 55 minutes by public transport. If you drive, ride-share or get a cab, you'll cover the 40 kilometres in 35 minutes or so, depending on traffic conditions.

  • Want a stress-free start to your trip? Stay near O'Hare International Airport. Whether you're boarding an early flight from Chicago to Chattanooga Airport or prefer not to rush, these hotels are the ideal choice:

  • 74.85% of flights departing from O'Hare International Airport reach their destination on schedule.

  • You'll find ORD at 10000 West O'Hare.

Chicago Midway International Airport (MDW)

  • On public transport, you can travel from central Chicago to MDW in around 45 minutes. The terminal is roughly 19 kilometres away, and making the journey by car will take approximately 20 minutes.

  • Get a head start on your holiday with an additional night away from home. Before catching your Chicago to CHA flight, unwind in one of these hotels near Chicago Midway International Airport:

  • When it comes to flights staying on schedule, Chicago Midway International Airport has an on-time arrival performance of 77.88%.

  • MDW is located at 5700 South Cicero.

Chicago Rockford International Airport (RFD)

  • The trip to RFD from central Chicago is around 4 hours 15 minutes by public transport. If you're in a car, it'll take you roughly 1 hour 25 minutes to cover the 137 kilometres or so.

  • Skip the rush on your departure day — stay close to Chicago Rockford International Airport and know you'll reach your boarding gate with time to spare. Get comfy at one of these hotels the day before if you're catching an early Chicago to Chattanooga Airport flight:

  • The on-time performance record of RFD is 76.19%. In simpler terms, that's how frequently flights departing this airport arrive as planned.

  • The address of Chicago Rockford International Airport is 2 Airport Cir.

About Chattanooga Airport (CHA)

Getting from Chattanooga Airport (CHA) to central Chattanooga

  • Chattanooga Airport to the centre of Chattanooga is roughly 10 kilometres. If you're renting a car or getting a cab, plan ahead to make your trip as smooth as possible. Journey times vary based on traffic and the time of day.

  • Travelling on public transport takes roughly 1 hour 10 minutes.

How to find the cheapest flights from Chicago to Chattanooga Airport (CHA)

  • Currently, ر.ق.‏ 302 is the lowest price we've found for a one-way ticket from Chicago to Chattanooga Airport. The cheapest price for a return flight is ر.ق.‏ 685. Keep in mind fares can change due to demand at the time of booking.

  • Don't leave everything to the last moment. You're more likely to walk away with cheap flights from Chicago to CHA if you book early. Airlines often have some fantastic early bird rates.

  • If you're flexible with your travel dates, try using the 'Whole month' tool. It'll show you the cheapest price across the month when searching for your Chicago to Chattanooga Airport ticket.

  • Locking in a cheap flight ticket from Chicago to CHA couldn't be easier with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you as soon as there's a price drop.

  • Save on your flight from Chicago to Chattanooga Airport by using the search filters. Select your ideal times, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Chicago to Chattanooga Airport (CHA)

  • It's time to work out when to book your flight from Chicago to Chattanooga Airport (CHA). September is when most people travel to Chattanooga. If you like your getaways a little more chill, head there in February.

  • The warmest month in Chattanooga is July, with temperatures ranging between 17ºC and 30ºC. Lock in your Chicago to CHA flight ticket then if you enjoy this type of weather.

  • For cooler conditions, search for a cheap ticket from Chicago to Chattanooga Airport in January when temperatures are between -5ºC and 10ºC.

More about Chattanooga

Explore more of the United States

  • You've seen Chattanooga, now it's time to explore other corners of the United States. Travel about 193 kilometres north-west to Nashville to check off its top sights. From Grand Ole Opry to Country Music Hall of Fame and Museum and The Johnny Cash Museum, there's plenty to keep you on the go.

  • Atlanta is another favourite destination in the United States and is around 161 kilometres south-east of Chattanooga. No journey is complete without a visit to Georgia Aquarium, Birth Home of Martin Luther King, Jr and Fox Theatre.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.