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Peoria

$299+ Cheap flights from Knoxville to Peoria, IL (TYS - PIA)

TYS — PIA
Oct 12 — Oct 191
Mon 10/12
Mon 10/19
1 adult, Economy
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Cheap flight deals from Knoxville to Peoria

Cheapest flights from Knoxville to Peoria

Thu 11/196:05 pm -
1 stop6h 53m
Sun 11/225:43 pm -
1 stop5h 04m
Deal found 9/8$299
Tue 9/226:00 pm -
1 stop6h 13m
Sat 9/266:15 am -
1 stop5h 59m
Deal found 9/7$439
Wed 9/96:00 pm -
1 stop3h 59m
Sat 9/1210:32 am -
1 stop5h 26m
Deal found 9/9$459
Fri 10/96:00 am -
1 stop5h 06m
Tue 10/133:41 pm -
1 stop4h 08m
Deal found 9/8$491
Sat 12/56:25 am -
1 stop4h 45m
Mon 6/287:15 pm -
1 stop13h 44m
Deal found 9/11$548

Find flight deals from Knoxville to Peoria

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$299
(American Airlines)

One-way from

$299
(United Airlines)
Provider with most accurate pricing for Knoxville McGhee Tyson-Greater Peoria flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Greater Peoria flights.
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From Knoxville McGhee Tyson to Greater Peoria
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One-way flight from Knoxville McGhee Tyson to Greater Peoria
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Knoxville to Peoria that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

KnoxvillePeoria

TYS Knoxville McGhee Tyson - PIA Greater Peoria

TYSPIA

Knoxville McGhee Tyson

Fri 12/25

10:45 am-1:58 pm

1 stop4h 13m

Greater Peoria

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$299

KnoxvillePeoria

TYS Knoxville McGhee Tyson - PIA Greater Peoria

TYSPIA

Knoxville McGhee Tyson

Tue 9/22

6:00 pm-11:13 pm

1 stop6h 13m

Greater Peoria

Sat 9/26

6:15 am-1:14 pm

1 stop5h 59m

$439

KnoxvillePeoria

TYS Knoxville McGhee Tyson - PIA Greater Peoria

TYSPIA

Knoxville McGhee Tyson

Thu 1/7

10:45 am-2:00 pm

1 stop4h 15m

Greater Peoria

Mon 1/11

2:35 pm-8:59 pm

1 stop5h 24m

$479

KnoxvillePeoria

TYS Knoxville McGhee Tyson - PIA Greater Peoria

TYSPIA

Knoxville McGhee Tyson

Fri 10/9

7:25 pm-10:06 am

2 stops15h 41m

Greater Peoria

Tue 10/13

3:41 pm-8:49 pm

1 stop4h 08m

$534

KnoxvillePeoria

TYS Knoxville McGhee Tyson - PIA Greater Peoria

TYSPIA

Knoxville McGhee Tyson

Sat 12/5

6:25 am-10:10 am

1 stop4h 45m

Greater Peoria

Mon 6/28

7:15 pm-9:59 am

1 stop13h 44m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Sorted by cheapest first

Compare providers for flights from Knoxville to Peoria

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Peoria in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Knoxville-Peoria, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Peoria, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Peoria, Illinois flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Peoria, Illinois flights, Cheapflights users trust FlightHub the most. FlightHub 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 Knoxville-Peoria, Illinois 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 Knoxville to Peoria

Have a flexible travel schedule? Discover the best time to fly to Peoria from Knoxville with our price prediction graph.
Estimated round-trip price

Reviews of airlines servicing Peoria

Read through reviews of airlines operating flights from Knoxville to Peoria, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
12,049 reviews

Overall

7.1

Entertainment

6.8

Boarding

7.5

Food

6.4

Comfort

7.2

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
American Airlines
7.1
Good
12,049 reviews
American Airlines
7.1
Good
12,049 reviews

Overall

7.1

Entertainment

6.8

Boarding

7.5

Food

6.4

Comfort

7.2

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.

Related info for your journey

  • How long is the flight from Knoxville to Peoria, Illinois?

    For as low as $439, United Airlines can have you in Peoria, Illinois from Knoxville in 6h 13m. Airlines will cover a distance of 456 mi.

  • What is the cheapest airline to fly from Knoxville to Peoria, Illinois round-trip?

    Cheapflights users have booked flights from Knoxville to Peoria, Illinois round-trip from $318.

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

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

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

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

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

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Knoxville to Peoria

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$318Average$408FlexibilityNo cancel feeOn-time71%

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