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$134+ Cheap flights from Peoria, IL (PIA) to Illinois

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — ORD
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
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Cheap flight deals from Peoria to Illinois

Cheapest flights from Peoria to Illinois
Explore the most affordable flight options available from Peoria to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This American Airlines deal was found by Cheapflights users on 12/8. 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.
Tue 12/237:59 pmPIA - ORD
Nonstop1h 22mAmerican Airlines
Sat 12/278:14 amORD - PIA
Nonstop1h 16mAmerican Airlines
Deal found 12/8$209
This United Airlines deal was found by Cheapflights users on 12/7. 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.
Wed 12/311:20 pmPIA - ORD
Nonstop1h 16mUnited Airlines
Fri 1/28:20 pmORD - PIA
Nonstop1h 19mUnited Airlines
Deal found 12/7$239
This United Airlines deal was found by Cheapflights users on 12/8. 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.
Mon 12/223:30 pmPIA - ORD
Nonstop1h 16mUnited Airlines
Fri 12/263:35 pmORD - PIA
Nonstop1h 08mUnited Airlines
Deal found 12/8$269
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1010:36 amPIA - MDW
1 stop22h 47mMultiple Airlines
Fri 12/126:15 amMDW - PIA
2 stops14h 06mMultiple Airlines
Deal found 12/7$564
This United Airlines deal was found by Cheapflights users on 12/7. 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.
Mon 12/86:45 amPIA - ORD
Nonstop1h 13mUnited Airlines
Tue 12/98:52 amORD - PIA
Nonstop1h 17mUnited Airlines
Deal found 12/7$616
This United Airlines deal was found by Cheapflights users on 12/8. 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.
Tue 12/238:35 amPIA - ORD
1 stop11h 25mUnited Airlines
Sat 12/278:20 pmORD - PIA
Nonstop1h 19mUnited Airlines
Deal found 12/8$627
This United Airlines deal was found by Cheapflights users on 12/7. 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.
Wed 12/103:30 pmPIA - ORD
Nonstop1h 13mUnited Airlines
Fri 12/128:07 pmORD - PIA
1 stop24h 49mUnited Airlines
Deal found 12/7$782
This Mytrip deal was found by Cheapflights users on 12/7. 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.
Tue 12/2312:33 pmPIA - ORD
3 stops30h 06mMultiple Airlines
Sat 12/278:26 pmORD - PIA
2 stops19h 31mMultiple Airlines
Deal found 12/7$1,026
This United Airlines deal was found by Cheapflights users on 12/7. 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.
Wed 12/318:35 amPIA - ORD
1 stop15h 24mUnited Airlines
Sat 7/45:15 amORD - PIA
1 stop15h 32mUnited Airlines
Deal found 12/7$1,064

Find flight deals from Peoria to Illinois

Keep the following information in mind while searching for Peoria to Illinois flight deals. Data was last updated December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$176
(American Airlines)

One-way from

$134
(American Airlines)

Good round-trip deal

$309 or less

Good one-way deal

$273 or less
Provider with most accurate pricing for Greater Peoria-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greater Peoria-Chicago (CHI) flights.
Search Deals
From Greater Peoria to Illinois
Search Deals
One-way flight from Greater Peoria to Illinois
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Price to beat on a round-trip flight from Greater Peoria to Illinois.
Search Deals
Price to beat on a one-way flight from Greater Peoria to Illinois.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria to Illinois 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 December 9, 2025.
Use the filters below to find and compare flights from Peoria to Illinois that are best for you.

Fly from

Peoria

Fly to

Illinois

Route

Depart

Return

Price

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Wed 1/21

7:39 am-9:00 am

Nonstop1h 21m

Chicago O'Hare Intl

Wed 1/28

3:21 pm-4:32 pm

Nonstop1h 11m

$176

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Sat 1/10

5:16 pm-6:33 pm

Nonstop1h 17m

Chicago O'Hare Intl

Sun 1/18

3:21 pm-4:32 pm

Nonstop1h 11m

$179

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Fri 3/6

6:53 pm-8:06 pm

Nonstop1h 13m

Chicago O'Hare Intl

Tue 3/17

5:15 pm-6:20 pm

Nonstop1h 05m

$179

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Tue 12/23

7:59 pm-9:21 pm

Nonstop1h 22m

Chicago O'Hare Intl

Sat 12/27

8:14 am-9:30 am

Nonstop1h 16m

$209

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Fri 5/15

1:20 pm-2:33 pm

Nonstop1h 13m

Chicago O'Hare Intl

Thu 5/21

9:30 am-10:26 am

Nonstop0h 56m

$239

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Wed 12/31

1:20 pm-2:36 pm

Nonstop1h 16m

Chicago O'Hare Intl

Sat 7/4

7:50 pm-8:46 pm

Nonstop0h 56m

$239

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Wed 12/31

1:20 pm-2:36 pm

Nonstop1h 16m

Chicago O'Hare Intl

Fri 1/2

8:20 pm-9:39 pm

Nonstop1h 19m

$239

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Fri 1/16

1:24 pm-2:40 pm

Nonstop1h 16m

Chicago O'Hare Intl

Sun 1/25

11:30 am-12:38 pm

Nonstop1h 08m

$239

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Fri 1/2

6:30 am-8:01 am

Nonstop1h 31m

Chicago O'Hare Intl

Tue 1/6

1:15 pm-2:23 pm

Nonstop1h 08m

$254

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Wed 3/18

6:50 pm-8:10 pm

Nonstop1h 20m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 15 results
1
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Best time to book a flight from Peoria to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Peoria 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 Peoria to Illinois

What is the cheapest month to book a flight from Peoria, Illinois to Illinois?

Currently, April is the cheapest month in which you can book a flight from Peoria, Illinois to Illinois (average of $58). Flying from Peoria, Illinois to Illinois in January is currently the most expensive (average of $179). 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 PIA to IL?

Find hourly flight availability from Peoria to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

It’s optimal to fly from Peoria, Illinois to Illinois at noon. By choosing this option you can save up to 41% on the cost of your flight, compared to a flight in the evening.

Weekly flight availability from Peoria, Illinois to Illinois

Explore weekly flight availability from Peoria to Illinois. 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 December 9, 2025.

The most flights from PIA to USIL are scheduled on a Monday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated December 9, 2025.
Read through reviews of airlines operating flights from Peoria to Illinois, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,089 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
9,089 reviews
United Airlines
7.4
Good
9,089 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
11,045 reviews
United Airlines
7.4
Good
9,089 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Peoria to Illinois. 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 from for flights from Peoria to Illinois?

    For a flight from Peoria to Illinois, you will be flying from Greater Peoria. Greater Peoria (PIA) is just 6.0 mi from the center of the city.

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

    Airlines like American Airlines fly from Peoria, Illinois to Illinois in about 1h 21m. The time it takes to get you to your destination is usually consistent. The distance from Peoria, Illinois to Illinois is about 130 mi. All flights are typically nonstop.

  • What are the most reliable airlines from Peoria, Illinois 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 Peoria, Illinois to Illinois on time: Japan Airlines (89%), Qatar Airways (79%), American Airlines (77%).

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

    Looking for the cheapest flight from Peoria, Illinois to Illinois? While on average our users pay $864, our data indicates the cheapest price to be $160. The most popular route (Greater Peoria - Chicago O'Hare Intl), is priced around $179.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Peoria to Illinois 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 Peoria, Illinois to Illinois?

    Currently, April is the cheapest month in which you can book a flight from Peoria, Illinois to Illinois (average of $58). Flying from Peoria, Illinois to Illinois in January is currently the most expensive (average of $179). 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

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Alternative routes for Peoria to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Peoria to Illinois

Discover the top 2 airlines that operate flights from Peoria to Illinois. 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 December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$179Average$242FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$181Average$267FlexibilityNo cancel feeOn-time69%

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