$269+ Cheap flights from Peoria, IL (PIA) to Illinois
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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — ORD
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Peoria to Illinois with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Peoria to IllinoisExplore 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 October 30, 2026.
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 October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/186:25 am -
Nonstop1h 27m
Wed 12/212:40 pm -
Nonstop1h 15m
Deal found 10/27![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 12/96:00 am -
Nonstop1h 18m
Fri 3/1911:00 pm -
Nonstop1h 06m
Deal found 10/30![American Airlines logo]()
$321
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 11/186:02 am -
Nonstop1h 23m
Wed 12/211:00 pm -
Nonstop1h 15m
Deal found 10/30![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/106:25 am -
Nonstop1h 27m
Sat 11/145:10 pm -
Nonstop1h 10m
Deal found 10/27![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/232:35 pm -
Nonstop1h 20m
Sun 12/279:21 pm -
Nonstop1h 21m
Deal found 10/26![United Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/116:02 am -
Nonstop1h 23m
Wed 11/184:00 pm -
Nonstop1h 07m
Deal found 10/29![American Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 10/28. 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 12/2311:22 am -
Nonstop1h 18m
Sun 12/2711:00 pm -
Nonstop1h 15m
Deal found 10/28![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:43 am -
Nonstop1h 16m
Sat 11/712:48 pm -
Nonstop1h 05m
Deal found 10/29![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/216:15 am -
Nonstop1h 35m
Mon 12/283:46 pm -
Nonstop1h 17m
Deal found 10/27![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/112:35 pm -
Nonstop1h 25m
Sun 11/158:45 am -
Nonstop1h 23m
Deal found 10/26![United Airlines logo]()
$429
Best flights from Peoria to IllinoisDiscover carefully curated flight deals from Peoria to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Peoria to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 12/96:00 am -
Nonstop1h 18m
Fri 3/1911:00 pm -
Nonstop1h 06m
Deal found 10/30![American Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/106:25 am -
Nonstop1h 27m
Sat 11/145:10 pm -
Nonstop1h 10m
Deal found 10/27![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/98:00 am -
Nonstop1h 35m
Mon 1/1112:29 pm -
Nonstop1h 13m
Deal found 10/29![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/128:15 am -
Nonstop1h 20m
Mon 11/169:45 pm -
Nonstop1h 13m
Deal found 10/28![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/112:35 pm -
Nonstop1h 25m
Sun 11/158:45 am -
Nonstop1h 23m
Deal found 10/26![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/188:41 am -
1 stop11h 30m
Wed 12/212:40 pm -
Nonstop1h 15m
Deal found 10/28![United Airlines logo]()
$564
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/98:40 am -
1 stop12h 54m
Fri 3/1910:00 pm -
Nonstop1h 13m
Deal found 10/30![United Airlines logo]()
$585
Last-minute flights from Peoria to IllinoisDiscover last-minute flight deals from Peoria to Illinois. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Peoria to Illinois. Data last updated October 30, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/27. 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 10/3110:43 am -
Nonstop1h 16m
Sun 11/17:56 pm -
Nonstop1h 17m
Deal found 10/27![United Airlines logo]()
$522
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:43 am -
Nonstop1h 16m
Sat 11/712:48 pm -
Nonstop1h 05m
Deal found 10/29![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/106:25 am -
Nonstop1h 27m
Sat 11/145:10 pm -
Nonstop1h 10m
Deal found 10/27![United Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/116:02 am -
Nonstop1h 23m
Wed 11/184:00 pm -
Nonstop1h 07m
Deal found 10/29![American Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/112:35 pm -
Nonstop1h 25m
Sun 11/158:45 am -
Nonstop1h 23m
Deal found 10/26![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/186:25 am -
Nonstop1h 27m
Wed 12/212:40 pm -
Nonstop1h 15m
Deal found 10/27![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 11/186:02 am -
Nonstop1h 23m
Wed 12/211:00 pm -
Nonstop1h 15m
Deal found 10/30![American Airlines logo]()
$324
One-way flights from Peoria to IllinoisSearch for one-way flight options from Peoria to Illinois. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Peoria to Illinois. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Sun 11/156:02 am -
Nonstop1h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![American Airlines logo]()
$269
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/172:35 pm -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Sun 11/159:41 am -
2 stops37h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$326
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/1010:43 am -
Nonstop1h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$329
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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (American Airlines) |
One-way from | $269 (American Airlines) |
Good round-trip deal | $381 or less |
Good one-way deal | $348 or less |
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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Peoria to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Sun 11/15
6:02 am-7:25 am
Nonstop1h 23m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Quickest round-trip
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Thu 12/17
2:35 pm-3:55 pm
Nonstop1h 20m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$314
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Wed 12/9
6:00 am-7:18 am
Nonstop1h 18m
Chicago O'Hare Intl
Fri 3/19
11:00 pm-12:06 am
Nonstop1h 06m
$321
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Sun 11/15
9:41 am-10:43 pm
2 stops37h 02m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$326
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Tue 11/10
6:25 am-7:52 am
Nonstop1h 27m
Chicago O'Hare Intl
Sat 11/14
5:10 pm-6:20 pm
Nonstop1h 10m
$339
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Sat 1/9
8:00 am-9:35 am
Nonstop1h 35m
Chicago O'Hare Intl
Mon 1/11
12:29 pm-1:42 pm
Nonstop1h 13m
$399
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Thu 11/12
8:15 am-9:35 am
Nonstop1h 20m
Chicago O'Hare Intl
Mon 11/16
9:45 pm-10:58 pm
Nonstop1h 13m
$429
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Wed 11/11
2:35 pm-4:00 pm
Nonstop1h 25m
Chicago O'Hare Intl
Sun 11/15
8:45 am-10:08 am
Nonstop1h 23m
$429
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Wed 11/18
8:41 am-8:11 pm
1 stop11h 30m
Chicago O'Hare Intl
Wed 12/2
12:40 pm-1:55 pm
Nonstop1h 15m
$564
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Wed 12/9
8:40 am-9:34 pm
1 stop12h 54m
Chicago O'Hare Intl
Fri 3/19
10:00 pm-11:13 pm
Nonstop1h 13m
$585
Showing 1-10 of 11 resultsSorted by cheapest first
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.
PIA-ORD
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
PIA-USIL
PIA-ORD
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 October 30, 2026.
It’s optimal to fly from Peoria, Illinois to Illinois in the evening. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from Peoria, Illinois to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Peoria to Illinois. Price data was last updated on October 24, 2026.
Travelers seeking maximum savings on their Peoria, Illinois to Illinois flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 October 30, 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.
Boarding
7.7
Food
6.7
Entertainment
7.1
Comfort
7.3
Overall
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Boarding
7.7
Food
6.7
Entertainment
7.1
Comfort
7.3
Overall
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Boarding
7.7
Food
6.7
Entertainment
7.1
Comfort
7.3
Overall
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
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Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
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Peoria and Illinois flights
Browse other Peoria and Illinois flight options. Last updated on October 30, 2026.
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Peoria to Illinois flights
Consider these flights traveling from Peoria to Illinois.
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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$259 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$239 | Average$269 | FlexibilityNo cancel fee | On-time71% |