$140+ 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PIA
Oct 19 — Oct 261
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Illinois to Peoria with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Peoria
Cheapest
Best
Last-minute
One-way
Cheapest flights from Illinois to PeoriaExplore 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 September 19, 2026.
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 September 19, 2026.
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/153:45 pm -
Nonstop1h 14m
Sun 10/185:30 pm -
Nonstop1h 24m
Deal found 9/19![American Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 9/19. 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 10/38:50 am -
Nonstop1h 16m
Sun 10/43:41 pm -
Nonstop1h 24m
Deal found 9/19![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/175:45 pm -
Nonstop1h 16m
Sun 10/183:41 pm -
Nonstop1h 24m
Deal found 9/15![United Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/3110:00 pm -
Nonstop1h 13m
Mon 11/25:30 pm -
Nonstop1h 25m
Deal found 9/16![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/309:45 pm -
Nonstop1h 13m
Sun 10/46:15 am -
Nonstop1h 14m
Deal found 9/15![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/19. 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 9/207:45 pm -
Nonstop1h 14m
Sun 9/278:30 am -
Nonstop1h 09m
Deal found 9/19![United Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/18. 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.
Mon 11/29:00 am -
1 stop7h 09m
Mon 11/95:37 pm -
Nonstop1h 22m
Deal found 9/18![American Airlines logo]()
$400
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/19:45 pm -
Nonstop1h 13m
Mon 10/56:15 am -
Nonstop1h 14m
Deal found 9/15![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/39:45 pm -
Nonstop1h 13m
Wed 10/78:30 am -
Nonstop1h 09m
Deal found 9/18![United Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Thu 10/159:18 am -
1 stop23h 00m
Sun 10/188:07 pm -
2 stops16h 29m
Deal found 9/17![Allegiant Air logo]()
$714
Best flights from Illinois to PeoriaDiscover carefully curated flight deals from Illinois to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2026.
Discover carefully curated flight deals from Illinois to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2026.
This United Airlines deal was found by Cheapflights users on 9/14. 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 11/75:03 pm -
Nonstop1h 10m
Sun 11/85:35 pm -
Nonstop1h 25m
Deal found 9/14![United Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/153:45 pm -
Nonstop1h 14m
Sun 10/185:30 pm -
Nonstop1h 24m
Deal found 9/19![American Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Thu 10/159:18 am -
1 stop23h 00m
Sun 10/188:07 pm -
2 stops16h 29m
Deal found 9/17![Allegiant Air logo]()
$714
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/3110:00 pm -
Nonstop1h 13m
Mon 11/25:30 pm -
Nonstop1h 25m
Deal found 9/16![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/3010:00 pm -
Nonstop1h 13m
Fri 11/66:25 am -
Nonstop1h 27m
Deal found 9/15![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/175:45 pm -
Nonstop1h 16m
Sun 10/183:41 pm -
Nonstop1h 24m
Deal found 9/16![United Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/19:45 pm -
Nonstop1h 13m
Mon 10/56:15 am -
Nonstop1h 14m
Deal found 9/15![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/39:45 pm -
Nonstop1h 13m
Wed 10/78:30 am -
Nonstop1h 09m
Deal found 9/18![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/148:50 am -
Nonstop1h 16m
Wed 10/218:45 am -
1 stop12h 33m
Deal found 9/16![United Airlines logo]()
$508
This United Airlines deal was found by Cheapflights users on 9/15. 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 1/2710:35 am -
1 stop10h 46m
Sat 1/306:25 am -
1 stop16h 55m
Deal found 9/15![United Airlines logo]()
$707
Last-minute flights from Illinois to PeoriaDiscover last-minute flight deals from Illinois to Peoria. Data last updated September 19, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Peoria. Data last updated September 19, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/19. 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 9/207:45 pm -
Nonstop1h 14m
Sun 9/278:30 am -
Nonstop1h 09m
Deal found 9/19![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/309:45 pm -
Nonstop1h 13m
Sun 10/46:15 am -
Nonstop1h 14m
Deal found 9/15![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/19:45 pm -
Nonstop1h 13m
Mon 10/56:15 am -
Nonstop1h 14m
Deal found 9/15![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 9/19. 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 10/38:50 am -
Nonstop1h 16m
Sun 10/43:41 pm -
Nonstop1h 24m
Deal found 9/19![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/39:45 pm -
Nonstop1h 13m
Wed 10/78:30 am -
Nonstop1h 09m
Deal found 9/18![United Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/153:45 pm -
Nonstop1h 14m
Sun 10/185:30 pm -
Nonstop1h 24m
Deal found 9/19![American Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Thu 10/159:18 am -
1 stop23h 00m
Sun 10/188:07 pm -
2 stops16h 29m
Deal found 9/17![Allegiant Air logo]()
$714
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/175:45 pm -
Nonstop1h 16m
Sun 10/183:41 pm -
Nonstop1h 24m
Deal found 9/15![United Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/177:59 am -
1 stop8h 13m
Sun 10/186:14 am -
Nonstop1h 16m
Deal found 9/15![American Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/3110:00 pm -
Nonstop1h 13m
Mon 11/25:30 pm -
Nonstop1h 25m
Deal found 9/15![United Airlines logo]()
$359
One-way flights from Illinois to PeoriaSearch for one-way flight options from Illinois to Peoria. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
Search for one-way flight options from Illinois to Peoria. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Tue 10/63:50 pm -
1 stop17h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Mon 10/57:28 pm -
2 stops37h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/148:04 am -
3 stops48h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 11/186:30 am -
2 stops38h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Thu 10/156:30 am -
1 stop6h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/218:30 am -
2 stops28h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 11/810:42 am -
1 stop22h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Allegiant Air logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 9/2512:54 pm -
2 stops24h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Sat 9/261:06 pm -
2 stops31h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 11/86:16 am -
3 stops35h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Tue 9/226:25 am -
3 stops58h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$715
Find flight deals from Illinois to Peoria
Keep the following information in mind while searching for Illinois to Peoria flight deals. Data was last updated September 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (American Airlines) |
One-way from | $140 (Kiwi.com) |
Good one-way deal | $286 or less |
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 7,457,451 searches. Data last updated September 19, 2026.
Use the filters below to find and compare flights from Illinois to Peoria that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoPeoria
ORD Chicago O'Hare Intl - PIA Greater Peoria
ORDPIA
Chicago O'Hare Intl
Sat 10/17
5:45 pm-7:01 pm
Nonstop1h 16m
Greater Peoria
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$259
ChicagoPeoria
ORD Chicago O'Hare Intl - PIA Greater Peoria
ORDPIA
Chicago O'Hare Intl
Fri 12/18
3:46 pm-5:03 pm
Nonstop1h 17m
Greater Peoria
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$259
ChicagoPeoria
ORD Chicago O'Hare Intl - PIA Greater Peoria
ORDPIA
Chicago O'Hare Intl
Tue 10/20
5:45 pm-7:01 pm
Nonstop1h 16m
Greater Peoria
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$259
ChicagoPeoria
ORD Chicago O'Hare Intl - PIA Greater Peoria
ORDPIA
Chicago O'Hare Intl
Tue 12/15
4:45 pm-5:58 pm
Nonstop1h 13m
Greater Peoria
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$259
ChicagoPeoria
ORD Chicago O'Hare Intl - PIA Greater Peoria
ORDPIA
Chicago O'Hare Intl
Sun 11/8
10:00 pm-11:13 pm
Nonstop1h 13m
Greater Peoria
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$259
ChicagoPeoria
MDW Chicago Midway - PIA Greater Peoria
MDWPIA
Chicago Midway
Sun 11/8
10:42 am-8:50 am
1 stop22h 08m
Greater Peoria
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$266
ChicagoPeoria
ORD Chicago O'Hare Intl - PIA Greater Peoria
ORDPIA
Chicago O'Hare Intl
Mon 10/12
5:45 pm-7:01 pm
Nonstop1h 16m
Greater Peoria
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
Quickest round-trip
ChicagoPeoria
ORD Chicago O'Hare Intl - PIA Greater Peoria
ORDPIA
Chicago O'Hare Intl
Sun 11/15
3:35 pm-4:47 pm
Nonstop1h 12m
Greater Peoria
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
ChicagoPeoria
ORD Chicago O'Hare Intl - PIA Greater Peoria
ORDPIA
Chicago O'Hare Intl
Fri 11/13
8:45 am-10:08 am
Nonstop1h 23m
Greater Peoria
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
ChicagoPeoria
ORD Chicago O'Hare Intl - PIA Greater Peoria
ORDPIA
Chicago O'Hare Intl
Thu 12/17
3:46 pm-5:03 pm
Nonstop1h 17m
Greater Peoria
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
Showing 1-10 of 26 resultsSorted by cheapest first
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.
ORD-PIA
MDW-PIA
MLI-PIA
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
USIL-PIA
ORD-PIA
MDW-PIA
MLI-PIA
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 September 19, 2026.
It’s typically best to fly out from Illinois to Peoria, Illinois at noon. Doing so could potentially save you 30% on the flight price compared to flying in the afternoon, 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 September 19, 2026.
The most flights from USIL to PIA are scheduled on a Friday (19 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (6 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 September 19, 2026.
Peruse reviews from past customers who have flown with United 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.
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.7
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.7
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Peoria flight routes
Popular flights
Top destinations
Alternative routes for Illinois to Peoria
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Peoria by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Peoria by cabin class
Find flights from Illinois to Peoria, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Peoria flights
Browse other Illinois and Peoria flight options. Last updated on September 19, 2026.
Other flights to Peoria
Explore flights to Peoria departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Peoria flights
Consider these flights traveling from Illinois to Peoria.
Top airline flying from Illinois to Peoria
Discover the top airline that operate flights from Illinois to Peoria. 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 September 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$239 | Average$279 | FlexibilityNo cancel fee | On-time69% |