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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
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
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 January 21, 2026.

This American Airlines deal was found by Cheapflights users on 1/20. 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.
Wed 4/81:30 pm
PIA
-
ORD
Nonstop1h 10m
American Airlines
Sat 5/235:13 pm
ORD
-
PIA
Nonstop1h 09m
American Airlines
Deal found 1/20$179
This American Airlines deal was found by Cheapflights users on 1/20. 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.
Fri 1/305:16 pm
PIA
-
ORD
Nonstop1h 17m
American Airlines
Tue 2/103:21 pm
ORD
-
PIA
Nonstop1h 11m
American Airlines
Deal found 1/20$209
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Sat 2/212:50 pm
PIA
-
ORD
Nonstop1h 06m
American Airlines
Sun 2/225:24 pm
ORD
-
PIA
Nonstop1h 01m
American Airlines
Deal found 1/21$242
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Sun 2/11:24 pm
PIA
-
ORD
Nonstop1h 16m
United Airlines
Fri 2/271:00 pm
ORD
-
PIA
Nonstop1h 10m
United Airlines
Deal found 1/20$269
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Thu 1/295:18 pm
PIA
-
ORD
Nonstop1h 16m
United Airlines
Sat 1/318:50 am
ORD
-
PIA
Nonstop1h 20m
United Airlines
Deal found 1/20$299
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 4/81:28 pm
PIA
-
ORD
1 stop30h 32m
Multiple Airlines
Sat 5/2310:17 am
ORD
-
PIA
1 stop21h 38m
Multiple Airlines
Deal found 1/20$332
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Wed 7/16:55 pm
PIA
-
ORD
Nonstop1h 11m
American Airlines
Wed 7/88:19 am
ORD
-
PIA
Nonstop1h 09m
American Airlines
Deal found 1/21$336
This United Airlines deal was found by Cheapflights users on 1/20. 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 1/303:00 pm
PIA
-
ORD
Nonstop1h 16m
United Airlines
Tue 2/101:15 pm
ORD
-
PIA
Nonstop1h 08m
United Airlines
Deal found 1/20$359
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 4/81:28 pm
PIA
-
ORD
1 stop30h 32m
Multiple Airlines
Thu 4/238:53 pm
ORD
-
PIA
1 stop15h 50m
Multiple Airlines
Deal found 1/21$391
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
Fri 2/138:41 pm
PIA
-
MDW
2 stops18h 38m
Multiple Airlines
Sun 2/2210:18 am
MDW
-
PIA
1 stop30h 40m
Multiple Airlines
Deal found 1/21$708
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 2/410:42 am
PIA
-
MDW
1 stop22h 45m
Multiple Airlines
Sun 2/85:13 pm
MDW
-
PIA
2 stops27h 26m
Multiple Airlines
Deal found 1/20$760

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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$179
(American Airlines)

One-way from

$134
(American Airlines)

Good round-trip deal

$356 or less

Good one-way deal

$294 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
Search Deals
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.
Search Deals

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 January 21, 2026.
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 4/8

1:30 pm-2:40 pm

Nonstop1h 10m

Chicago O'Hare Intl

Sat 5/23

5:13 pm-6:22 pm

Nonstop1h 09m

$179

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Fri 5/22

5:20 pm-6:23 pm

Nonstop1h 03m

Chicago O'Hare Intl

Sun 5/24

8:20 pm-9:16 pm

Nonstop0h 56m

$179

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Wed 4/8

6:54 pm-8:10 pm

Nonstop1h 16m

Chicago O'Hare Intl

Thu 4/23

11:54 am-1:00 pm

Nonstop1h 06m

$179

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Wed 2/4

7:39 am-9:00 am

Nonstop1h 21m

Chicago O'Hare Intl

Sun 2/8

9:12 pm-10:21 pm

Nonstop1h 09m

$209

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Sat 2/21

2:50 pm-3:56 pm

Nonstop1h 06m

Chicago O'Hare Intl

Sun 2/22

5:24 pm-6:25 pm

Nonstop1h 01m

$242

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Tue 2/3

1:24 pm-2:40 pm

Nonstop1h 16m

Chicago O'Hare Intl

Sat 2/7

8:50 am-10:10 am

Nonstop1h 20m

$269

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Fri 2/6

5:18 pm-6:34 pm

Nonstop1h 16m

Chicago O'Hare Intl

Tue 2/10

11:30 am-12:38 pm

Nonstop1h 08m

$269

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Sun 2/1

1:24 pm-2:40 pm

Nonstop1h 16m

Chicago O'Hare Intl

Fri 2/27

1:00 pm-2:10 pm

Nonstop1h 10m

$269

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Wed 2/4

3:00 pm-4:16 pm

Nonstop1h 16m

Chicago O'Hare Intl

Sun 2/8

8:50 am-10:10 am

Nonstop1h 20m

$269

PeoriaChicago

PIA - ORD

PIAORD

Greater Peoria

Wed 4/8

1:28 pm-8:00 pm

1 stop30h 32m

Chicago O'Hare Intl

Sat 5/23

10:17 am-7:55 am

1 stop21h 38m

$332

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 23 results
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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 $60). 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 January 21, 2026.

It’s optimal to fly from Peoria, Illinois to Illinois in the afternoon. By choosing this option you can save up to 39% 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 January 21, 2026.

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 (13 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 January 21, 2026.
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
9,191 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

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
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

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
11,174 reviews
United Airlines
7.4
Good
9,191 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

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 and United Airlines fly from Peoria, Illinois to Illinois in about 1h 03m. 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: Qatar Airways (85%), British Airways (79%), Japan Airlines (79%).

  • 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 $637, our data indicates the cheapest price to be $125. 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 $60). 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$179Average$242FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$181Average$269FlexibilityNo cancel feeOn-time69%

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