$96 Find Cheap Flights from Chattanooga to Chicago - Compare and Save

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

• Earliest: departs at 5:00 am and lands at 7:10 am
• Latest: departs at 9:50 pm and lands at 12:00 am.

The flight takes about 2h 10m.

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

• Economy Class
• First Class

A nonstop flight from Chattanooga to Chicago takes 2h 10m, 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 Chattanooga to Chicago range from $249 to $393, with an average of $299 over the past 12 months. Anything below $249 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 31% above the $299 route average. Book 4 weeks before departure for the lowest fares.

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $299 round-trip, compared to $315 via a layover through Detroit Metropolitan Wayne County (DTW).

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 Chattanooga to Chicago flights, with 50% of flights leaving in that window. Afternoon departures account for 25%, evening flights for 25%, and night flights for 0%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $289 to $1,868. That means the highest observed fare was about 6x higher than the lowest one.

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

One-way fares from Chattanooga to Chicago are currently lower than usual. Average one-way flight prices are about $196, which is 40% below the typical average for this route.

Since Chicago is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
Near Chicago O'Hare Intl Airport (ORD) — daily rates from around $17:

• Routes Car & Truck Rentals
• Europcar
• Hertz
• Ace
• Dollar

Near Chicago Midway Airport (MDW) — daily rates from around $32:

• Hertz
• Dollar
• Budget
• Alamo
• Rent-A-Wreck

Near Chicago Greater Rockford Airport (RFD) — daily rates from around $28:

• Alamo
• Enterprise Rent-A-Car
• Budget
• Avis
• National

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

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

• Detroit Metropolitan Wayne County (DTW) - 48% of one-stop connections
• Atlanta Hartsfield-Jackson (ATL) - 39% of one-stop connections
• Charlotte Douglas (CLT) - 7% of one-stop connections
• Chicago O'Hare Intl (ORD) - 5% of one-stop connections

Yes. Flexible dates can save you up to 42% on flights from Chattanooga to Chicago. Saturday is the cheapest departure day at $274 round-trip on average, while Monday is the most expensive at $471, a difference of $197.

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

2 airlines operate flights between Chattanooga and Chicago. 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 31m, compared with 4h 57m via Detroit Metropolitan Wayne County (DTW) and 5h 01m via Charlotte Douglas (CLT).

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

Some of the most popular sights in Chicago are Magnificent Mile, Grant Park and Soldier Field. These are among the most viewed places in Chicago on KAYAK.

Among airlines operating Chattanooga to Chicago 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.