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Peoria

$179+ Cheap flights from Illinois to Peoria, IL (PIA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PIA
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Illinois to Peoria

Keep the following information in mind while searching for Illinois to Peoria flight deals. Data was last updated July 30, 2025.

Round-trip from

$179
(American Airlines)

Good one-way deal

$173 or less
From Illinois to Greater Peoria
Search Deals
Price to beat on a one-way flight from Illinois to Greater Peoria.
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Find flight deals from Illinois to Peoria

Cheapest flights from Illinois to Peoria
Explore the most affordable flight options available from Illinois to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This American Airlines deal was found by Cheapflights users on 7/30. 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.
Thu 8/2110:15 pmORD - PIA
Nonstop1h 07mAmerican Airlines
Sun 8/246:00 amPIA - ORD
Nonstop1h 11mAmerican Airlines
Deal found 7/30$179
This Mytrip deal was found by Cheapflights users on 7/29. 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.
Thu 8/148:12 pmORD - PIA
2 stops19h 14mMultiple Airlines
Mon 8/1810:21 pmPIA - ORD
2 stops20h 46mMultiple Airlines
Deal found 7/29$212
This lol.travel deal was found by Cheapflights users on 7/30. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/213:35 pmORD - PIA
Nonstop1h 08mUnited Airlines
Sun 8/246:55 amPIA - ORD
Nonstop1h 09mUnited Airlines
Deal found 7/30$231
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/2611:21 amMLI - PIA
1 stop22h 16mAmerican Airlines
Sat 8/3010:07 amPIA - MLI
1 stop7h 41mAmerican Airlines
Deal found 7/29$467

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Peoria 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 July 30, 2025.
Use the filters below to find and compare flights from Illinois to Peoria that are best for you.

Fly from

Illinois

Fly to

Peoria

Route

Depart

Return

Price

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Thu 8/21

10:15 pm-11:22 pm

Nonstop1h 07m

Greater Peoria

Sun 8/24

6:00 am-7:11 am

Nonstop1h 11m

$179

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Thu 8/14

8:12 pm-3:26 pm

2 stops19h 14m

Greater Peoria

Mon 8/18

10:21 pm-7:07 pm

2 stops20h 46m

$212

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Thu 8/21

3:35 pm-4:43 pm

Nonstop1h 08m

Greater Peoria

Sun 8/24

6:55 am-8:04 am

Nonstop1h 09m

$231

MolinePeoria

MLI - PIA

MLIPIA

Moline Quad-City

Tue 8/26

11:21 am-9:37 am

1 stop22h 16m

Greater Peoria

Sat 8/30

10:07 am-5:48 pm

1 stop7h 41m

$467

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Fri 8/29

6:00 pm-7:10 pm

Nonstop1h 10m

$204

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Wed 8/27

8:12 pm-3:43 pm

2 stops19h 31m

$214

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Tue 8/26

3:35 pm-4:43 pm

Nonstop1h 08m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Illinois to Peoria

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

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

Currently, August is the cheapest month in which you can book a flight from Illinois to Peoria, Illinois (average of $318). Flying from Illinois to Peoria, Illinois in October is currently the most expensive (average of $425). 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 IL to PIA?

Find hourly flight availability from Illinois to Peoria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

When flying from Illinois to Peoria, Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Illinois to Peoria, Illinois

Explore weekly flight availability from Illinois to Peoria. 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 July 30, 2025.

The most flights from USIL to PIA are scheduled on a Monday (19 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing Peoria

Get insights into the airlines that provide service to Peoria. 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 Peoria. Reviews last updated July 30, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Illinois to Peoria to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

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
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

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
10,000 reviews
United Airlines
7.4
Good
8,896 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

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 Illinois to Peoria. 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 into for flights to Peoria from Illinois?

    Located just 6.0 mi from the city center, Greater Peoria (PIA) is the airport most travelers will use when flying to Peoria from Illinois.

  • What are the most popular routes from Illinois to Peoria, Illinois?

    The most popular route from Illinois to Peoria, Illinois is Chicago O'Hare Intl - Greater Peoria. You may also consider Moline Quad-City - Greater Peoria or Chicago Midway - Greater Peoria.

  • What are the most reliable airlines from Illinois to Peoria, Illinois?

    The top 3 most reliable airlines when flying from Illinois to Peoria, Illinois are Republic Airways (76%), Qatar Airways (75%) and Copa Airlines (72%).

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

    While on average a flight from Illinois to Peoria, Illinois is generally $279, our data shows the cheapest flight currently is $173. When looking at the most popular route, (Chicago O'Hare Intl - Greater Peoria), you can expect to pay $179 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois 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.

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

    Currently, August is the cheapest month in which you can book a flight from Illinois to Peoria, Illinois (average of $318). Flying from Illinois to Peoria, Illinois in October is currently the most expensive (average of $425). 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.

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