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

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.

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

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).

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 travelers should check the fare details before booking.

Only Economy Class is available on flights from Chicago to Chattanooga.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $233 round-trip via Detroit Metropolitan Wayne County (DTW), compared to $295 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.

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

• Atlanta Hartsfield-Jackson (ATL) - 42% of one-stop connections
• Detroit Metropolitan Wayne County (DTW) - 29% of one-stop connections
• Chicago O'Hare Intl (ORD) - 25% of one-stop connections
• Charlotte Douglas (CLT) - 4% of one-stop connections

Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 43% on the Chicago to Chattanooga route. Friday is the cheapest departure day at $279 round-trip on average, while Monday is the most expensive at $487, a difference of $208. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Chicago to Chattanooga flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, night flights for 33%, and evening flights for 0%.

A nonstop flight from Chicago to Chattanooga takes 1h 52m, covering 490 miles.

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

• Earliest: departs at 6:50 am and lands at 8:42 am
• Latest: departs at 9:20 pm and lands at 11:12 pm.

The flight takes about 1h 52m.

Last-minute fares on this route - booked within 2 weeks of departure - run 25% above the route average of $295. Book 22 weeks before departure for the lowest fares.

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.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $259 to $2,073. That means the highest observed fare was about 8x higher than the lowest one.

One-way fares from Chicago to Chattanooga are currently lower than usual. Average one-way flight prices are about $177, which is 40% below the typical average for this route.

Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 4h 30m, compared with 4h 44m via Atlanta Hartsfield-Jackson (ATL) 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.

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
· Thrifty
· Alamo
· Dollar
· Hertz

Round-trip flights from Chicago to Chattanooga range from $249 to $384, with an average of $295 over the past 12 months. Anything below $249 counts as a good deal.

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