$97 Find Cheap Flights from Knoxville to Chicago O'Hare Airport - Compare and Save

These are the earliest and latest flight times available from Knoxville to Chicago O'Hare Intl Airport:

• Earliest: departs at 6:00 am and lands at 8:10 am
• Latest: departs at 8:56 pm and lands at 11:06 pm.

The flight takes about 2h 10m.

Three cabin classes are available on flights from Knoxville to Chicago O'Hare Intl Airport:

• Economy Class
• Business Class
• First Class

A nonstop flight from Knoxville to Chicago O'Hare Intl Airport takes 2h 10m, covering 475 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 Knoxville to Chicago O'Hare Intl Airport range from $249 to $402, with an average of $311 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 34% above the $311 route average. Book 24 weeks before departure for the lowest fares.

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $310 round-trip, compared to $742 via a layover through Atlanta Hartsfield-Jackson (ATL).

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.

The Canadair (Bombardier) Regional Jet CRJ-550 family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Canadair (Bombardier) Regional Jet 700 variants.

Morning is the busiest departure period on Knoxville to Chicago O'Hare Intl Airport flights, with 58% of flights leaving in that window. Evening departures account for 28%, afternoon flights for 14%, 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 $228 to $1,007. That means the highest observed fare was about 4x higher than the lowest one.

American Airlines is the only airline on the Knoxville to Chicago O'Hare Intl Airport route offering in-flight Wi-Fi. Pricing depends on fare class.

One-way fares from Knoxville to Chicago O'Hare Intl Airport are currently lower than usual. Average one-way flight prices are about $117, which is 55% below the typical average for this route.

Chicago O'Hare Intl Airport (ORD) hosts 5 major car rental companies, with daily rates averaging $64 for economy cars. Top options include:

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

Flights from Knoxville to Chicago O'Hare Intl Airport usually depart from Knoxville McGhee Tyson (TYS) and arrive at Chicago O'Hare Intl (ORD).

Most connecting flights from Knoxville to Chicago O'Hare Intl Airport pass through Atlanta Hartsfield-Jackson (ATL), which handles 100% of one-stop traffic on this route.

Yes. Flexible dates can save you up to 37% on flights from Knoxville to Chicago O'Hare Intl Airport. Thursday is the cheapest departure day at $279 round-trip on average, while Monday is the most expensive at $436, a difference of $157.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

2 airlines operate flights between Knoxville and Chicago O'Hare Intl Airport. The airlines offering nonstop flights on this route include:

• United Airlines
• American Airlines

Chicago O'Hare Intl Airport is 1 hour behind Knoxville (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 O'Hare Intl Airport are Magnificent Mile, Grant Park and Soldier Field. These are among the most viewed places in Chicago O'Hare Intl Airport on KAYAK.

Among airlines operating Knoxville to Chicago O'Hare Intl Airport flights:

• American Airlines: offers free seat selection
• United 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 Business Class

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