$89 Find Cheap Flights from Chicago to Chattanooga - Compare and Save

These are the earliest and latest flight times available from Chicago to Chattanooga:

• Earliest: departs at 6:50 am and lands at 8:43 am
• Latest: departs at 11:55 pm and lands at 1:48 am.

The flight takes about 1h 53m.

Two cabin classes are available on flights from Chicago to Chattanooga:

• Economy Class
• First Class

A nonstop flight from Chicago to Chattanooga takes 1h 53m, covering 490 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from Chicago to Chattanooga range from $251 to $392, with an average of $306 over the past 12 months. Anything below $251 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 40% above the $306 route average. Book 26 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $252 round-trip via Detroit Metropolitan Wayne County (DTW), compared to $304 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

Morning is the busiest departure period on Chicago to Chattanooga flights, with 25% of flights leaving in that window. Afternoon departures account for 25%, evening flights for 25%, and night flights for 25%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $229 to $1,871. That means the highest observed fare was about 8x higher than the lowest one.

American Airlines is the only airline on the Chicago to Chattanooga route offering in-flight Wi-Fi. Pricing depends on fare class.

One-way fares from Chicago to Chattanooga are currently lower than usual. Average one-way flight prices are about $207, which is 33% below the typical average for this route.

Chattanooga Lovell Field Airport (CHA) hosts 5 major car rental companies, with daily rates starting from around $30 for economy cars. Top options include:

• Budget
• Alamo
• Thrifty
• Dollar
• Hertz

Flights from Chicago to Chattanooga may depart from several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD). Flights usually arrive at Chattanooga Lovell Field (CHA).

One-stop flights from Chicago to Chattanooga most commonly connect through:

• Atlanta Hartsfield-Jackson (ATL) - 55% of one-stop connections
• Chicago O'Hare Intl (ORD) - 23% of one-stop connections
• Detroit Metropolitan Wayne County (DTW) - 18% of one-stop connections
• Charlotte Douglas (CLT) - 5% of one-stop connections

Yes. Flexible dates can save you up to 40% on flights from Chicago to Chattanooga. Saturday is the cheapest departure day at $294 round-trip on average, while Monday is the most expensive at $487, a difference of $193.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

2 airlines operate flights between Chicago and Chattanooga. The airlines offering nonstop flights on this route include:

• United Airlines
• American Airlines

Flying via Atlanta Hartsfield-Jackson (ATL) gives the shortest average 1-stop total travel time at 4h 38m, compared with 4h 50m via Detroit Metropolitan Wayne County (DTW) and 4h 52m via Charlotte Douglas (CLT).

Chattanooga is 1 hour ahead of Chicago (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Among airlines operating Chicago to Chattanooga flights:

• United Airlines: offers extra legroom; offers free seat selection
• American Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• United Airlines: a cabin bag and a checked bag in Economy Class
• American Airlines: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.