Cheap flights from Knoxville (TYS) to Illinois (IL)

Flight FAQs

From Knoxville to Illinois

Are flight prices decreasing from Knoxville to Illinois due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Knoxville and Illinois for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Knoxville to Illinois for under $100 on Cheapflights?

Yes, there are multiple flights from Knoxville to Illinois for under $100. The cheapest flight booked recently is on Allegiant Air for just $50, but on average you can expect to pay $117.

Are there nonstop flights from Knoxville to Illinois for under $100 on Cheapflights?

Cheapflights has at least 11 direct flights from Knoxville to Illinois under $100. A good price for a nonstop flight from Knoxville to Illinois is less than $325.

Are there last-minute flights available from Knoxville to Illinois for under $200?

There are currently 20+ open flights from Knoxville to Illinois within the next 7 days for less than $200.

What are the most popular airlines that fly from Knoxville to Illinois?

The most popular airlines flying from Knoxville to Illinois are Major Airline, American Airlines and Delta. Something to consider prior to booking your flight.

What are the most popular routes from Knoxville to Illinois?

The most popular route from Knoxville to Illinois is Knoxville McGhee Tyson - Chicago O'Hare Intl. You may also consider Knoxville McGhee Tyson - Chicago Midway or Knoxville McGhee Tyson - Bloomington-Normal.

What are the cheapest Flights from Knoxville to Illinois?

The cheapest flight price from Knoxville to Illinois is $225. On average you can expect to pay $295. The most popular route, (Knoxville McGhee Tyson - Chicago O'Hare Intl), can usually be booked for $118.

What are the most reliable airlines from Knoxville to Illinois?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Knoxville to Illinois on time: SkyWest Airlines(100%), Royal Jordanian(100%), Iberia(100%.)

How long does is the flight from Knoxville to Illinois?

Departing from Knoxville to Illinois will take you 1h 26m. When browsing for deals, the options you’ll see will be for both nonstop and one-way flights.

What are the cheapest airlines to flying from Knoxville to Illinois round-trip?

Flying on Allegiant Air is currently your cheapest option to Illinois, with prices starting at $50. Another option worth looking into is Delta, starting at $118 round trip.

What are the cheapest airlines to fly from Knoxville to Illinois one-way?

The cheapest airlines for a one-way flight from Knoxville to Illinois are Allegiant Air ($25) and Delta ($103).