What are the cheapest flights from Knoxville to Peoria, Illinois?

Looking at all options, your cheapest flight can be booked for $273. While the most popular route (Knoxville McGhee Tyson - Greater Peoria) can be booked for $263 on average our data indicates $312 when flying from Knoxville to Peoria, Illinois.

Can I find flights from Knoxville to Peoria, Illinois for under $300 on Cheapflights?

Yes, there are multiple flights from Knoxville to Peoria, Illinois for under $300. The cheapest flight booked recently is on Allegiant Air for just $263, but on average you can expect to pay $438.

Which airlines flying from Knoxville McGhee Tyson to Greater Peoria have flexible cancellations due to COVID-19?

Some of our airline partners flying from Knoxville McGhee Tyson to Greater Peoria have new flexible policies in place due to COVID-19. American Airlines and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

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

Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 194% on your flight compared to booking on days when demand is much higher.

When is the cheapest time to fly from Knoxville to Peoria, Illinois (TYS - PIA)?

Unlike at noon, when flights are generally more expensive, you can save up to 56% on flights from Knoxville to Peoria, Illinois by exploring options for tickets in the morning.

What does TYS to PIA mean?

Great question - TYS to PIA just means Knoxville McGhee Tyson Airport to Greater Peoria Airport. Now you’ll know what these unique codes when you look for flights!

Flights from Knoxville, TN to Peoria, IL from $263

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TYS — PIA

Mar 27 — Apr 31

Round-tripOne-way

1 adult, Economy

We work with more than 300 partners to bring you better travel deals

Cheap flights from Knoxville to Peoria in March, April 2023

Apr 4 - Apr 7

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

30h 08m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

20h 17m

$280

Allegiant Air

Pick Dates

Deal found 3/22

Apr 4 - Apr 7

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

24h 23m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

22h 07m

$370

United Airlines

Pick Dates

Deal found 3/22

Apr 5 - Apr 9

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

3h 53m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

5h 38m

$429

American Airlines

Pick Dates

Deal found 3/21

Apr 5 - Apr 9

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

10h 03m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

5h 38m

$432

American Airlines

Pick Dates

Deal found 3/21

Apr 5 - Apr 9

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

6h 30m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

2 stops

5h 37m

$506

American Airlines

Pick Dates

Deal found 3/21

Apr 4 - Apr 7

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

8h 38m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

2 stops

19h 46m

$645

American Airlines

Pick Dates

Deal found 3/22

Mar 22 - Mar 24

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

24h 56m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

20h 20m

$660

Allegiant Air

Pick Dates

Deal found 3/21

Mar 22 - Mar 24

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

24h 56m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

2 stops

40h 56m

$779

Multiple Airlines

Pick Dates

Deal found 3/21

Mar 22 - Mar 24

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

9h 27m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

2 stops

7h 46m

$896

American Airlines

Pick Dates

Deal found 3/21

Knoxville to Peoria 2023 flight deals

Apr 4 - Apr 7

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

30h 08m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

20h 17m

$280

Allegiant Air

Pick Dates

Deal found 3/22

Apr 4 - Apr 7

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

24h 23m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

22h 07m

$370

United Airlines

Pick Dates

Deal found 3/22

Apr 5 - Apr 9

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

3h 53m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

5h 38m

$429

American Airlines

Pick Dates

Deal found 3/21

Apr 5 - Apr 9

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

10h 03m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

5h 38m

$432

American Airlines

Pick Dates

Deal found 3/21

Apr 5 - Apr 9

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

6h 30m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

2 stops

5h 37m

$506

American Airlines

Pick Dates

Deal found 3/21

Apr 4 - Apr 7

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

8h 38m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

2 stops

19h 46m

$645

American Airlines

Pick Dates

Deal found 3/22

Mar 22 - Mar 24

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

24h 56m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

20h 20m

$660

Allegiant Air

Pick Dates

Deal found 3/21

Mar 22 - Mar 24

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

24h 56m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

2 stops

40h 56m

$779

Multiple Airlines

Pick Dates

Deal found 3/21

Mar 21 - Mar 23

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

15h 41m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

12h 02m

$879

Allegiant Air

Pick Dates

Deal found 3/21

Cheap American Airlines flights from Knoxville to Peoria

Apr 5 - Apr 9

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

3h 53m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

5h 38m

$429

American Airlines

Pick Dates

Deal found 3/21

Apr 5 - Apr 9

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

10h 03m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

1 stop

5h 38m

$432

American Airlines

Pick Dates

Deal found 3/21

Apr 5 - Apr 9

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

6h 30m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

2 stops

5h 37m

$506

American Airlines

Pick Dates

Deal found 3/21

Apr 4 - Apr 7

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

8h 38m

PIA

Greater Peoria

TYS

Knoxville McGhee Tyson

2 stops

5h 35m

$665

American Airlines

Pick Dates

Deal found 3/21

One-way flights to Peoria from Knoxville

Apr 5

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

1 stop

4h 15m

$285

United Airlines

Pick Dates

Deal found 3/21

Apr 5

TYS

Knoxville McGhee Tyson

PIA

Greater Peoria

2 stops

10h 03m

$288

American Airlines

Pick Dates

Deal found 3/21

Find flights from Knoxville to Peoria within your budget

Fly from

Fly to

Budget

$263 - $665

Route

Depart

Return

Price

Knoxville McGhee TysonGreater Peoria

TYS - PIA

TYSPIA

Knoxville McGhee Tyson

2023-04-04

2 stops30h 08m

Greater Peoria

2023-04-07

1 stop20h 17m

$263

Pick Dates

Knoxville McGhee TysonGreater Peoria

TYS - PIA

TYSPIA

Knoxville McGhee Tyson

2023-04-04

1 stop8h 53m

Greater Peoria

2023-04-07

1 stop22h 07m

$335

Pick Dates

Knoxville McGhee TysonGreater Peoria

TYS - PIA

TYSPIA

Knoxville McGhee Tyson

2023-04-05

1 stop3h 53m

Greater Peoria

2023-04-09

1 stop5h 38m

$429

Pick Dates

Knoxville McGhee TysonGreater Peoria

TYS - PIA

TYSPIA

Knoxville McGhee Tyson

2023-04-05

2 stops10h 03m

Greater Peoria

2023-04-09

1 stop5h 38m

$432

Pick Dates

Knoxville McGhee TysonGreater Peoria

TYS - PIA

TYSPIA

Knoxville McGhee Tyson

2023-04-05

2 stops6h 30m

Greater Peoria

2023-04-09

2 stops5h 37m

$506

Pick Dates

Knoxville McGhee TysonGreater Peoria

TYS - PIA

TYSPIA

Knoxville McGhee Tyson

2023-04-04

2 stops8h 38m

Greater Peoria

2023-04-07

2 stops5h 35m

$665

Pick Dates

Flights are sorted by cheapest first

Deals found on 3/21

Reviews of Airlines Servicing Peoria

United Airlines

7.6

Good

1,427 reviews

Check prices

Reviews

1 / 10

Friendly crew The food wasn’t good enough All the movies are old

United Airlines

7.6

Good

1,427 reviews

United Airlines

7.6

Good

1,427 reviews

Check prices

Reviews

1 / 10

Friendly crew The food wasn’t good enough All the movies are old

Allegiant Air

7.5

Good

95 reviews

United Airlines

7.6

Good

1,427 reviews

Check prices

Reviews

1 / 10

Friendly crew The food wasn’t good enough All the movies are old

American Airlines

7.4

Good

1,746 reviews

United Airlines

7.6

Good

1,427 reviews

Check prices

Reviews

1 / 10

Friendly crew The food wasn’t good enough All the movies are old

Related info for your journey

Alternative routes for Knoxville to Peoria

Nashville to Peoriafrom $45 pp

Chattanooga to Marionfrom $179 pp

Nashville to Champaignfrom $243 pp

Memphis to Champaignfrom $292 pp

Knoxville to Molinefrom $346 pp

Chattanooga to Quincyfrom $354 pp

Top 2 airlines flying from Knoxville to Peoria

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
American Airlines	Cheapest$300	Average$386	FlexibilityNo cancel fee	On-time71%	COVID-19 safety	Search American Airlines flights
United Airlines	Cheapest$364	Average$1,112	FlexibilityNo cancel fee	On-time69%	COVID-19 safety	Search United Airlines flights

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Cheap flights from Knoxville to Peoria (TYS - PIA) from $263

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

When is the cheapest time to fly from Knoxville to Peoria, Illinois (TYS - PIA)?

Cheap flights from Knoxville to Peoria in March, April 2023

The best prices found for TYS to PIA flights for March, April

Knoxville to Peoria 2023 flight deals

Cheap flights to Peoria from Knoxville found for this year

Cheap American Airlines flights from Knoxville to Peoria

One-way flights to Peoria from Knoxville

The cheapest one-way flights from Knoxville to Peoria

Find flights from Knoxville to Peoria within your budget

Use the slider to find flights from Knoxville to Peoria that fit your budget.

Reviews of Airlines Servicing Peoria

Related info for your journey

Useful info, stats and facts about Knoxville to Peoria flights.

Which airlines flying from Knoxville McGhee Tyson to Greater Peoria have flexible cancellations due to COVID-19?

Can I find flights from Knoxville to Peoria, Illinois for under $300 on Cheapflights?

What are the cheapest flights from Knoxville to Peoria, Illinois?

What does TYS to PIA mean?

Other flights from Knoxville

Other flights to Peoria

Flights to Peoria from Knoxville

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Alternative routes for Knoxville to Peoria

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Top 2 airlines flying from Knoxville to Peoria

The chart below displays the airlines Cheapflights users traveling from Knoxville to Peoria choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

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