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$50+ Cheap flights from Chicago (CHI) to Knoxville (TYS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — TYS
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Knoxville McGhee Tyson are usually found in August or September, booked 32 days in advance, depart on a Monday or Saturday and return on a Friday

Cheap flight deals from Chicago to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$185
(American Airlines)

One-way from

$50
(Booking.com)

Popular in

December

Cheapest in

August

Average price

$286

Good round-trip deal

$80 or less

Good one-way deal

$213 or less
Provider with most accurate pricing for Chicago (CHI)-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Knoxville McGhee Tyson flights.
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From Chicago (CHI) to Knoxville McGhee Tyson
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One-way flight from Chicago (CHI) to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 1% potential increase in price ($2 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Knoxville McGhee Tyson.
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Price to beat on a one-way flight from Chicago (CHI) to Knoxville McGhee Tyson.
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Find flight deals from Chicago to Knoxville

Cheapest flights from Chicago to Knoxville
Explore the most affordable flight options available from Chicago to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/294:44 pmORD - TYS
Nonstop1h 41mAmerican Airlines
Thu 6/51:56 pmTYS - ORD
Nonstop1h 58mAmerican Airlines
Deal found 4/14$185
This Gotogate deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/302:53 pmMDW - TYS
Nonstop1h 25mMultiple Airlines
Thu 7/35:25 pmTYS - MDW
1 stop19h 15mMultiple Airlines
Deal found 4/15$190
This United Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/27:58 pmORD - TYS
Nonstop1h 47mUnited Airlines
Mon 5/57:00 amTYS - ORD
Nonstop1h 57mUnited Airlines
Deal found 4/14$194
This Mytrip deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/184:27 pmMDW - TYS
1 stop23h 42mAllegiant Air
Mon 6/231:29 pmTYS - MDW
Nonstop1h 34mAllegiant Air
Deal found 4/14$197
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/295:30 amORD - TYS
1 stop6h 49mDelta
Wed 6/410:25 amTYS - ORD
1 stop5h 22mDelta
Deal found 4/14$204
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:00 amMDW - TYS
1 stop6h 19mDelta
Wed 6/47:05 amTYS - MDW
1 stop3h 35mDelta
Deal found 4/15$204
This Mytrip deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2812:41 pmORD - TYS
1 stop24h 16mMultiple Airlines
Sat 5/318:10 amTYS - ORD
1 stop24h 17mMultiple Airlines
Deal found 4/14$237
This Frontier deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/176:45 amORD - TYS
1 stop7h 56mFrontier
Fri 4/1812:46 pmTYS - ORD
1 stop12h 51mFrontier
Deal found 4/14$241
This Frontier deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/176:45 amMDW - TYS
1 stop7h 56mFrontier
Fri 4/1812:46 pmTYS - MDW
1 stop12h 35mFrontier
Deal found 4/14$241

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Knoxville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
Use the filters below to find and compare flights from Chicago to Knoxville that are best for you.

Fly from

Chicago

Fly to

Knoxville

Route

Depart

Return

Price

ChicagoKnoxville

ORD - TYS

ORDTYS

Chicago O'Hare Intl

Thu 5/29

4:44 pm-7:25 pm

Nonstop1h 41m

Knoxville McGhee Tyson

Thu 6/5

1:56 pm-2:54 pm

Nonstop1h 58m

$185

ChicagoKnoxville

MDW - TYS

MDWTYS

Chicago Midway

Mon 6/30

2:53 pm-5:18 pm

Nonstop1h 25m

Knoxville McGhee Tyson

Thu 7/3

5:25 pm-11:40 am

1 stop19h 15m

$190

ChicagoKnoxville

ORD - TYS

ORDTYS

Chicago O'Hare Intl

Fri 5/2

7:58 pm-10:45 pm

Nonstop1h 47m

Knoxville McGhee Tyson

Mon 5/5

7:00 am-7:57 am

Nonstop1h 57m

$194

ChicagoKnoxville

MDW - TYS

MDWTYS

Chicago Midway

Wed 6/18

4:27 pm-5:09 pm

1 stop23h 42m

Knoxville McGhee Tyson

Mon 6/23

1:29 pm-2:03 pm

Nonstop1h 34m

$197

ChicagoKnoxville

ORD - TYS

ORDTYS

Chicago O'Hare Intl

Thu 5/29

3:57 pm-11:51 pm

1 stop6h 54m

Knoxville McGhee Tyson

Thu 6/5

4:22 pm-9:20 pm

1 stop5h 58m

$204

ChicagoKnoxville

MDW - TYS

MDWTYS

Chicago Midway

Thu 5/29

6:00 am-11:23 am

1 stop4h 23m

Knoxville McGhee Tyson

Mon 6/2

7:50 am-12:28 pm

1 stop5h 38m

$204

ChicagoKnoxville

ORD - TYS

ORDTYS

Chicago O'Hare Intl

Wed 5/28

12:41 pm-1:57 pm

1 stop24h 16m

Knoxville McGhee Tyson

Sat 5/31

8:10 am-7:27 am

1 stop24h 17m

$237

ChicagoKnoxville

MDW - TYS

MDWTYS

Chicago Midway

Fri 5/30

7:00 pm-9:28 pm

Nonstop1h 28m

$50

ChicagoKnoxville

ORD - TYS

ORDTYS

Chicago O'Hare Intl

Fri 7/4

5:35 am-11:08 am

1 stop4h 33m

$100

ChicagoKnoxville

MDW - TYS

MDWTYS

Chicago Midway

Fri 7/4

6:00 am-11:08 am

1 stop4h 08m

$100

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 14 results
1
2

Compare providers for flights from Chicago to Knoxville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Knoxville in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Knoxville flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Knoxville

How far ahead should I book a flight from Chicago to Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Knoxville. Price data was last updated on April 11, 2025.

Booking 32 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Knoxville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago to Knoxville?

Currently, January is the cheapest month in which you can book a flight from Chicago to Knoxville (average of $296). Flying from Chicago to Knoxville in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to TYS?

Find hourly flight availability from Chicago to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 20% on flights from Chicago to Knoxville by exploring options for tickets in the evening.

What is the cheapest day to fly from Chicago to Knoxville?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Knoxville. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Knoxville flight should consider departing on Monday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Knoxville

Explore weekly flight availability from Chicago to Knoxville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 15, 2025.

The most flights from CHI to TYS are scheduled on a Monday (24 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Knoxville by month

Plan your trip to Knoxville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Knoxville ranges from 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

Temperature in Knoxville by month

Plan your trip to Knoxville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Knoxville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knoxville. Reviews last updated April 15, 2025.
See what other customers who have flown with Delta, United Airlines and Allegiant Air from Chicago to Knoxville have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,918 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,918 reviews
Delta
8.0
Very good
7,918 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,658 reviews
Delta
8.0
Very good
7,918 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Allegiant Air
7.3
Good
734 reviews
Delta
8.0
Very good
7,918 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,918 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
6.0
Okay
3,281 reviews
Delta
8.0
Very good
7,918 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Chicago to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Knoxville from Chicago?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson is the airport most travelers will use when flying to Knoxville from Chicago. Booking flights from Chicago to McGhee Tyson (TYS) should be relatively easy as there are 19 daily inbound flights from Chicago from 4 different airlines.

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

    Our cheapest airline available from Chicago to Knoxville is American Airlines. Our recent data shows that you can find tickets from as low as $185 on this airline. Additional options worth looking into are United Airlines and Allegiant Air, starting at $194 and $197 round-trip. American Airlines is priced at 32% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Allegiant Air, which is currently one of the cheapest options available, starting at $50. Delta flights start at $100 while deals on Frontier start at $110 one-way.

  • What are the most reliable airlines from Chicago to Knoxville?

    No one likes to see their flight delayed. When booking a flight from Chicago to Knoxville consider choosing Republic Airways (86%), GoJet (85%) or ANA (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chicago to Knoxville?

    While on average a flight from Chicago to Knoxville is generally $395, our data shows the cheapest flight currently is $89. When looking at the most popular route, (Chicago O'Hare Intl - Knoxville McGhee Tyson), you can expect to pay $189 for that flight.

  • Can I find deals for flights from Chicago to Knoxville that include hotel bookings?

    Yes. In addition to deals on Chicago to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Knoxville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Knoxville.

  • Can I find deals for business class flights from Chicago to Knoxville?

    Yes. Cheapflights offers flight deals from Chicago to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Knoxville (average of $296). Flying from Chicago to Knoxville in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Morristown
Cherokee
Corbin
Maryville
Oak Ridge
Alcoa
Murphy

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Alternative routes for Chicago to Knoxville

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Top 4 airlines flying from Chicago to Knoxville

Discover the top 4 airlines that operate flights from Chicago to Knoxville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$76Average$113FlexibilityNo cancel feeOn-time88%
DeltaCheapest$160Average$308FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$169Average$280FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$179Average$308FlexibilityNo cancel feeOn-time69%

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