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Cheap flights from Peoria, Illinois to Knoxville from $177

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Peoria, Illinois to Knoxville departing on 9/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Peoria, Illinois to Knoxville (PIA-TYS)

Cheap round-trip flights

American Airlines Logo
3:34 pm - 11:03 pmPIA-TYS
6h 29m1 stop
American Airlines Logo
5:30 am - 10:53 amTYS-PIA
6h 23m1 stop
$229American Airlines
Find Deal
Thu, Sep 4 - Sun, Sep 7
American Airlines Logo
6:54 am - 4:49 pmPIA-TYS
8h 55m2 stops
American Airlines Logo
5:30 am - 10:53 amTYS-PIA
6h 23m1 stop
$234American Airlines
Find Deal
Thu, Sep 4 - Sun, Sep 7
American Airlines Logo
11:24 am - 11:03 pmPIA-TYS
10h 39m2 stops
American Airlines Logo
5:30 am - 10:53 amTYS-PIA
6h 23m1 stop
$323American Airlines
Find Deal
Sat, Sep 6 - Sun, Sep 7
American Airlines Logo
3:34 pm - 11:03 pmPIA-TYS
6h 29m1 stop
American Airlines Logo
3:09 pm - 11:43 pmTYS-PIA
9h 34m2 stops
$336American Airlines
Find Deal
Mon, Sep 8 - Mon, Sep 15
United Airlines Logo
3:55 pm - 10:45 pmPIA-TYS
5h 50m1 stop
United Airlines Logo
2:00 pm - 3:18 pmTYS-PIA
26h 18m1 stop
$383United Airlines
Find Deal
Thu, Sep 4 - Fri, Sep 5
United Airlines Logo
5:19 pm - 10:45 pmPIA-TYS
4h 26m1 stop
United Airlines Logo
7:25 pm - 10:13 amTYS-PIA
15h 48m2 stops
$388United Airlines
Find Deal
Thu, Sep 4 - Fri, Sep 5
United Airlines Logo
8:10 am - 1:25 pmPIA-TYS
4h 15m1 stop
United Airlines Logo
5:45 am - 4:43 pmTYS-PIA
11h 58m2 stops
$403United Airlines
Find Deal
Sun, Sep 7 - Sun, Sep 14
American Airlines Logo
6:00 am - 12:21 pmPIA-TYS
5h 21m1 stop
American Airlines Logo
8:36 pm - 12:14 amTYS-PIA
4h 38m1 stop
$404American Airlines
Find Deal
Sun, Sep 7 - Sun, Sep 14
Logo
10:47 am - 5:29 pmPIA-TYS
5h 42m1 stop
Logo
9:00 am - 2:28 pmTYS-PIA
30h 28m3 stops
$406
Find Deal
Thu, Sep 4 - Sun, Sep 7
Logo
10:47 am - 5:29 pmPIA-TYS
5h 42m1 stop
Logo
7:00 am - 2:28 pmTYS-PIA
32h 28m3 stops
$422
Find Deal
Sun, Sep 7 - Sun, Sep 14

American Airlines flights from Peoria, Illinois to Knoxville

Our best American Airlines deals on Peoria, Illinois to Knoxville flight tickets
American Airlines
Sep 4
PIA3:34 pmGreater Peoria
6h 29m
1 stop
TYS11:03 pmKnoxville McGhee Tyson
Sep 7
TYS5:30 amKnoxville McGhee Tyson
6h 23m
1 stop
PIA10:53 amGreater Peoria
$229
Find similar
American Airlines
Sep 4
PIA6:54 amGreater Peoria
8h 55m
2 stops
TYS4:49 pmKnoxville McGhee Tyson
Sep 7
TYS5:30 amKnoxville McGhee Tyson
6h 23m
1 stop
PIA10:53 amGreater Peoria
$234
Find similar
American Airlines
Aug 14
PIA7:00 amGreater Peoria
5h 36m
1 stop
TYS1:36 pmKnoxville McGhee Tyson
Aug 21
TYS3:04 pmKnoxville McGhee Tyson
5h 06m
1 stop
PIA7:10 pmGreater Peoria
$279
Find similar

United Airlines flights from Peoria, Illinois to Knoxville

Our best United Airlines deals on Peoria, Illinois to Knoxville flight tickets
United Airlines
Aug 14
PIA5:25 pmGreater Peoria
4h 10m
1 stop
TYS10:35 pmKnoxville McGhee Tyson
Aug 16
TYS7:00 amKnoxville McGhee Tyson
4h 19m
1 stop
PIA10:19 amGreater Peoria
$349
Find similar
United Airlines
Sep 4
PIA3:55 pmGreater Peoria
5h 50m
1 stop
TYS10:45 pmKnoxville McGhee Tyson
Sep 5
TYS2:00 pmKnoxville McGhee Tyson
26h 18m
1 stop
PIA3:18 pmGreater Peoria
$383
Find similar
United Airlines
Sep 4
PIA5:19 pmGreater Peoria
4h 26m
1 stop
TYS10:45 pmKnoxville McGhee Tyson
Sep 5
TYS7:25 pmKnoxville McGhee Tyson
15h 48m
2 stops
PIA10:13 amGreater Peoria
$388
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Peoria, Illinois 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, momondo users made 832,500 searches. Data last updated August 11, 2025.
Use the filters below to find and compare flights from Peoria, Illinois to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PeoriaKnoxville

PIA - TYS

PIATYS

Greater Peoria

Thu 9/4

3:34 pm-11:03 pm

1 stop6h 29m

Knoxville McGhee Tyson

Sun 9/7

5:30 am-10:53 am

1 stop6h 23m

$229

PeoriaKnoxville

PIA - TYS

PIATYS

Greater Peoria

Thu 9/4

6:54 am-4:49 pm

2 stops8h 55m

Knoxville McGhee Tyson

Sun 9/7

5:30 am-10:53 am

1 stop6h 23m

$234

PeoriaKnoxville

PIA - TYS

PIATYS

Greater Peoria

Sat 9/6

11:24 am-11:03 pm

2 stops10h 39m

Knoxville McGhee Tyson

Sun 9/7

5:30 am-10:53 am

1 stop6h 23m

$323

PeoriaKnoxville

PIA - TYS

PIATYS

Greater Peoria

Mon 9/8

3:34 pm-11:03 pm

1 stop6h 29m

Knoxville McGhee Tyson

Mon 9/15

3:09 pm-11:43 pm

2 stops9h 34m

$336

PeoriaKnoxville

PIA - TYS

PIATYS

Greater Peoria

Thu 9/4

3:55 pm-10:45 pm

1 stop5h 50m

Knoxville McGhee Tyson

Fri 9/5

2:00 pm-3:18 pm

1 stop26h 18m

$383

PeoriaKnoxville

PIA - TYS

PIATYS

Greater Peoria

Thu 9/4

5:19 pm-10:45 pm

1 stop4h 26m

Knoxville McGhee Tyson

Fri 9/5

7:25 pm-10:13 am

2 stops15h 48m

$388

PeoriaKnoxville

PIA - TYS

PIATYS

Greater Peoria

Sun 9/7

8:10 am-1:25 pm

1 stop4h 15m

Knoxville McGhee Tyson

Sun 9/14

5:45 am-4:43 pm

2 stops11h 58m

$403

PeoriaKnoxville

PIA - TYS

PIATYS

Greater Peoria

Sun 9/7

6:00 am-12:21 pm

1 stop5h 21m

Knoxville McGhee Tyson

Sun 9/14

8:36 pm-12:14 am

1 stop4h 38m

$404

PeoriaKnoxville

PIA - TYS

PIATYS

Greater Peoria

Thu 9/4

10:47 am-5:29 pm

1 stop5h 42m

Knoxville McGhee Tyson

Sun 9/7

9:00 am-2:28 pm

3 stops30h 28m

$406

PeoriaKnoxville

PIA - TYS

PIATYS

Greater Peoria

Sun 9/7

10:47 am-5:29 pm

1 stop5h 42m

Knoxville McGhee Tyson

Sun 9/14

7:00 am-2:28 pm

3 stops32h 28m

$422

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Knoxville from

How to get the cheapest flight ticket from Peoria, Illinois to Knoxville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart from Peoria, Illinois to Knoxville is on a Tuesday. Travelers who choose to depart for Knoxville on a Tuesday will often find tickets for as low as $257. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Peoria, Illinois to Knoxville for around $376.

What is the cheapest time of day to depart on your flight to Knoxville?

In the afternoon is the cheapest time of day to fly from Peoria, Illinois to Knoxville when you can find flight prices for as low as $298. Flying to Knoxville in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the morning when prices are around $337.

When to book flights from Peoria, Illinois to Knoxville

Are you open to changing your travel dates? Check out the ideal times to fly from Peoria, Illinois to Knoxville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Peoria, Illinois to Knoxville (PIA to TYS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Peoria, Illinois to Knoxville

Best Price Found

$177

Fastest flight time

3h 49m

Direct flights

None

Airports in Knoxville

1 airport
The best one-way flight to Knoxville from Peoria, Illinois in the past 72 hours is $177. The best round-trip flight deal from Peoria, Illinois to Knoxville found on momondo in the last 72 hours is $229.
The fastest flight from Peoria, Illinois to Knoxville takes 3h 49m
There are no direct flights from Peoria, Illinois to Knoxville. Popular non-direct route for this connection is Greater Peoria Airport - Knoxville McGhee Tyson Airport.
There is 1 airport near Knoxville: Knoxville McGhee Tyson (TYS)
Search flight deals

  • How far is Greater Peoria to Knoxville McGhee Tyson by plane?

    The distance between Greater Peoria and Knoxville McGhee Tyson is about 448.2 mi. Flights usually cover this in 4h 15m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Greater Peoria Airport to Knoxville McGhee Tyson Airport?

    Prices for flights from Greater Peoria Airport to Knoxville McGhee Tyson Airport are updated daily.

  • How many operators does momondo search for flights from Greater Peoria Airport to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from Greater Peoria Airport to Knoxville McGhee Tyson Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Greater Peoria Airport to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The travel and health documents you'll need for your trip to Knoxville McGhee Tyson Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Knoxville McGhee Tyson Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Peoria, Illinois to Knoxville?

Best airlines flying from Peoria, Illinois to Knoxville

Compare and see reviews for airlines that fly from Peoria, Illinois to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $228Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $287Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Pigeon Forge
Gatlinburg
Cherokee
Bryson City
Morristown
Corbin
Crossville
Maryville
Murphy
Newport
Lenoir City
Alcoa
Oak Ridge
Kodak
Dandridge
Clinton
Jefferson City
Rockford

Why use momondo?

Why should I use momondo to find a flight deal from Peoria to Knoxville?

Finding the right flight to Knoxville from Peoria is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Knoxville quick and easy, saving you time and money.

Can I find flights from Peoria to Knoxville with flexible booking policies on momondo?

All flight searches from Peoria to Knoxville on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Peoria to Knoxville?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Knoxville from Peoria.

I’m not ready to book a flight from Peoria to Knoxville right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Knoxville from Peoria. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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