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Peoria

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

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PIA
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(United Airlines)

One-way from

$134
(United Airlines)

Good one-way deal

$224 or less
Provider with most accurate pricing for Chicago (CHI)-Greater Peoria flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Greater Peoria flights.
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From Illinois to Greater Peoria
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One-way flight from Illinois to Greater Peoria
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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 January 8, 2026.

This United Airlines deal was found by Cheapflights users on 1/8. 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.
Sat 2/711:30 amORD - PIA
Nonstop1h 08mUnited Airlines
Mon 2/95:18 pmPIA - ORD
Nonstop1h 16mUnited Airlines
Deal found 1/8$179
This American Airlines deal was found by Cheapflights users on 1/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/213:21 pmORD - PIA
Nonstop1h 11mAmerican Airlines
Sun 1/257:39 amPIA - ORD
Nonstop1h 21mAmerican Airlines
Deal found 1/7$209
This American Airlines deal was found by Cheapflights users on 1/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/209:12 pmORD - PIA
Nonstop1h 09mAmerican Airlines
Sat 1/245:16 pmPIA - ORD
Nonstop1h 17mAmerican Airlines
Deal found 1/7$224
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Thu 1/298:50 amORD - PIA
Nonstop1h 20mUnited Airlines
Sat 1/311:24 pmPIA - ORD
Nonstop1h 16mUnited Airlines
Deal found 1/7$239
This United Airlines deal was found by Cheapflights users on 1/7. 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 1/211:15 pmORD - PIA
Nonstop1h 08mUnited Airlines
Sun 1/2510:45 amPIA - ORD
Nonstop1h 16mUnited Airlines
Deal found 1/7$269
This American Airlines deal was found by Cheapflights users on 1/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/83:21 pmORD - PIA
Nonstop1h 11mAmerican Airlines
Thu 1/157:39 amPIA - ORD
Nonstop1h 21mAmerican Airlines
Deal found 1/7$282
This United Airlines deal was found by Cheapflights users on 1/7. 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 1/148:20 pmORD - PIA
Nonstop1h 19mUnited Airlines
Wed 1/215:18 pmPIA - ORD
Nonstop1h 16mUnited Airlines
Deal found 1/7$284
This United Airlines deal was found by Cheapflights users on 1/7. 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 2/211:30 amORD - PIA
Nonstop1h 08mUnited Airlines
Mon 2/23:00 pmPIA - ORD
Nonstop1h 16mUnited Airlines
Deal found 1/7$402
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Fri 2/67:00 amORD - PIA
1 stop13h 47mUnited Airlines
Mon 2/95:18 pmPIA - ORD
Nonstop1h 16mUnited Airlines
Deal found 1/8$407
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Sat 2/145:50 pmORD - PIA
1 stop26h 47mUnited Airlines
Sun 3/12:51 pmPIA - ORD
Nonstop1h 15mUnited Airlines
Deal found 1/7$433
This United Airlines deal was found by Cheapflights users on 1/6. 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 1/295:29 pmMLI - PIA
1 stop20h 54mUnited Airlines
Sat 1/316:30 amPIA - MLI
1 stop8h 39mUnited Airlines
Deal found 1/6$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 January 8, 2026.
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

Sat 2/7

3:21 pm-4:32 pm

Nonstop1h 11m

Greater Peoria

Mon 2/9

5:16 pm-6:33 pm

Nonstop1h 17m

$179

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Sat 2/7

11:30 am-12:38 pm

Nonstop1h 08m

Greater Peoria

Mon 2/9

5:18 pm-6:34 pm

Nonstop1h 16m

$179

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Wed 1/21

3:21 pm-4:32 pm

Nonstop1h 11m

Greater Peoria

Sun 1/25

7:39 am-9:00 am

Nonstop1h 21m

$209

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Tue 1/20

9:12 pm-10:21 pm

Nonstop1h 09m

Greater Peoria

Sat 1/24

5:16 pm-6:33 pm

Nonstop1h 17m

$224

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Thu 1/29

8:50 am-10:10 am

Nonstop1h 20m

Greater Peoria

Sat 1/31

1:24 pm-2:40 pm

Nonstop1h 16m

$239

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Thu 1/22

8:50 am-10:10 am

Nonstop1h 20m

Greater Peoria

Sat 1/24

6:30 am-8:02 am

Nonstop1h 32m

$269

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Wed 1/21

1:15 pm-2:23 pm

Nonstop1h 08m

Greater Peoria

Sun 1/25

10:45 am-12:01 pm

Nonstop1h 16m

$269

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Mon 2/2

11:30 am-12:38 pm

Nonstop1h 08m

Greater Peoria

Mon 2/2

3:00 pm-4:16 pm

Nonstop1h 16m

$402

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Fri 2/6

7:00 am-8:47 pm

1 stop13h 47m

Greater Peoria

Mon 2/9

5:18 pm-6:34 pm

Nonstop1h 16m

$407

ChicagoPeoria

ORD - PIA

ORDPIA

Chicago O'Hare Intl

Sat 2/14

5:50 pm-8:37 pm

1 stop26h 47m

Greater Peoria

Sun 3/1

2:51 pm-4:06 pm

Nonstop1h 15m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 26 results
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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, February is the cheapest month in which you can book a flight from Illinois to Peoria, Illinois (average of $76). Flying from Illinois to Peoria, Illinois in April is currently the most expensive (average of $205). 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 January 8, 2026.

It’s typically best to fly out from Illinois to Peoria, Illinois in the morning. Doing so could potentially save you 61% on the flight price compared to flying in the evening, which is usually more expensive.

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 January 8, 2026.

The most flights from USIL to PIA are scheduled on a Thursday (16 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).

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.

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

    Airlines like American Airlines and United Airlines fly from Illinois to Peoria, Illinois in about 1h 08m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 130 mi. All flights are typically nonstop.

  • 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 GoJet (58%), United Airlines (58%) and SkyWest Airlines (58%).

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

    While on average a flight from Illinois to Peoria, Illinois is generally $294, our data shows the cheapest flight currently is $224. 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, February is the cheapest month in which you can book a flight from Illinois to Peoria, Illinois (average of $76). Flying from Illinois to Peoria, Illinois in April is currently the most expensive (average of $205). 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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Alternative routes for Illinois to Peoria

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