$169+ 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — ORD
Oct 19 — Oct 261
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 September 19, 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 September 19, 2026.
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:30 pm -
Nonstop1h 24m
Sun 10/1811:00 pm -
Nonstop1h 10m
Deal found 9/17![American Airlines logo]()
$289
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:23 am -
Nonstop1h 22m
Fri 11/2711:00 pm -
Nonstop1h 04m
Deal found 9/16![American Airlines logo]()
$304
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.
Thu 10/13:41 pm -
Nonstop1h 24m
Mon 10/59:45 pm -
Nonstop1h 13m
Deal found 9/16![United Airlines logo]()
$319
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.
Thu 10/110:43 am -
Nonstop1h 10m
Sun 10/49:45 pm -
Nonstop1h 13m
Deal found 9/19![United Airlines logo]()
$334
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:15 am -
Nonstop1h 13m
Sat 9/269:45 pm -
Nonstop1h 13m
Deal found 9/17![United Airlines logo]()
$349
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.
Fri 10/98:30 am -
Nonstop1h 09m
Sun 10/189:45 pm -
Nonstop1h 13m
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 9/1610:32 am -
Nonstop1h 16m
Tue 9/228:45 am -
Nonstop1h 12m
Deal found 9/15![United Airlines logo]()
$362
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.
Sun 11/15:24 pm -
1 stop6h 57m
Wed 11/255:12 pm -
1 stop16h 30m
Deal found 9/18![Multiple Airlines logo]()
$371
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.
Fri 10/305:30 pm -
Nonstop1h 25m
Sat 11/285:03 pm -
Nonstop1h 10m
Deal found 9/18![United Airlines logo]()
$379
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 11/49:51 am -
1 stop22h 55m
Wed 11/255:12 pm -
1 stop16h 30m
Deal found 9/18![Multiple Airlines logo]()
$381
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 9/3010:28 am -
1 stop23h 20m
Sun 10/411:08 am -
1 stop22h 30m
Deal found 9/15![Allegiant Air logo]()
$563
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 10/15:24 pm -
2 stops24h 27m
Sun 10/411:08 am -
1 stop22h 30m
Deal found 9/17![Multiple Airlines logo]()
$662
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 September 19, 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 September 19, 2026.
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.
Wed 11/2510:43 am -
Nonstop1h 16m
Sat 11/2810:00 pm -
Nonstop1h 13m
Deal found 9/18![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.
Fri 10/96:14 am -
Nonstop1h 16m
Sun 10/1811:00 pm -
Nonstop1h 10m
Deal found 9/19![American Airlines logo]()
$368
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 9/3010:28 am -
1 stop23h 20m
Sun 10/411:08 am -
1 stop22h 30m
Deal found 9/15![Allegiant Air logo]()
$563
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.
Tue 12/18:00 am -
Nonstop1h 27m
Wed 12/303:46 pm -
Nonstop1h 17m
Deal found 9/16![United 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.
Fri 10/168:30 am -
Nonstop1h 09m
Fri 10/239:45 pm -
Nonstop1h 13m
Deal found 9/19![United 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 10/15:24 pm -
2 stops24h 27m
Sun 10/411:08 am -
1 stop22h 30m
Deal found 9/17![Multiple Airlines logo]()
$662
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 11/112:35 pm -
Nonstop1h 25m
Fri 11/277:56 pm -
Nonstop1h 17m
Deal found 9/15![United Airlines logo]()
$289
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:43 am -
Nonstop1h 10m
Sun 10/49:45 pm -
Nonstop1h 13m
Deal found 9/17![United Airlines logo]()
$319
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.
Thu 10/13:41 pm -
Nonstop1h 24m
Mon 10/59:45 pm -
Nonstop1h 13m
Deal found 9/16![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 1/95:41 pm -
Nonstop1h 19m
Mon 1/118:45 am -
Nonstop1h 20m
Deal found 9/18![United Airlines logo]()
$379
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 10/36:15 am -
Nonstop1h 14m
Wed 10/78:50 am -
Nonstop1h 16m
Deal found 9/18![United Airlines logo]()
$409
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.
Sun 10/47:41 pm -
2 stops16h 25m
Thu 10/89:18 am -
1 stop23h 00m
Deal found 9/18![Allegiant Air logo]()
$794
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 11/188:41 am -
1 stop11h 48m
Sun 11/2210:00 pm -
Nonstop1h 13m
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 10/1410:43 am -
Nonstop1h 10m
Wed 10/141:55 pm -
Nonstop1h 11m
Deal found 9/15![United Airlines logo]()
$512
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.
Fri 11/278:41 am -
1 stop9h 57m
Fri 11/2710:00 pm -
Nonstop1h 13m
Deal found 9/16![United Airlines logo]()
$548
Last-minute flights from Peoria to IllinoisDiscover last-minute flight deals from Peoria to Illinois. Data last updated September 19, 2026 and is based on user searches.
Discover last-minute flight deals from Peoria to Illinois. Data last updated September 19, 2026 and is based on user searches.
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.
Mon 9/216:39 pm -
Nonstop1h 21m
Mon 9/289:45 pm -
Nonstop1h 13m
Deal found 9/15![United Airlines logo]()
$399
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:00 am -
Nonstop1h 19m
Mon 9/2811:00 pm -
Nonstop1h 08m
Deal found 9/16![American Airlines logo]()
$402
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:15 am -
Nonstop1h 13m
Sat 9/269:45 pm -
Nonstop1h 13m
Deal found 9/17![United Airlines logo]()
$349
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 9/304:05 pm -
Nonstop1h 24m
Sun 10/45:45 pm -
Nonstop1h 16m
Deal found 9/15![United Airlines logo]()
$389
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 9/3010:28 am -
1 stop23h 20m
Sun 10/411:08 am -
1 stop22h 30m
Deal found 9/15![Allegiant Air logo]()
$563
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.
Thu 10/13:41 pm -
Nonstop1h 24m
Mon 10/59:45 pm -
Nonstop1h 13m
Deal found 9/16![United Airlines logo]()
$319
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.
Thu 10/110:43 am -
Nonstop1h 10m
Sun 10/49:45 pm -
Nonstop1h 13m
Deal found 9/19![United Airlines logo]()
$334
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 10/15:24 pm -
2 stops24h 27m
Sun 10/411:08 am -
1 stop22h 30m
Deal found 9/17![Multiple Airlines logo]()
$662
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:15 am -
Nonstop1h 14m
Tue 10/68:50 am -
Nonstop1h 16m
Deal found 9/17![United Airlines logo]()
$404
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:30 pm -
Nonstop1h 24m
Sun 10/1811:00 pm -
Nonstop1h 10m
Deal found 9/17![American Airlines logo]()
$289
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.
Fri 10/98:30 am -
Nonstop1h 09m
Sun 10/189:45 pm -
Nonstop1h 13m
Deal found 9/16![United Airlines logo]()
$359
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.
Fri 10/306:25 am -
Nonstop1h 27m
Wed 11/253:35 pm -
Nonstop1h 12m
Deal found 9/18![United Airlines logo]()
$379
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 September 19, 2026.
Search for one-way flight options from Peoria to Illinois. 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 9/16. 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.
Sun 12/139:39 pm -
1 stop31h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$169
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.
Sun 11/159:41 am -
2 stops37h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$182
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.
Sun 10/188:07 pm -
2 stops26h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$185
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.
Sun 12/209:13 pm -
1 stop31h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$234
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.
Wed 12/210:39 am -
1 stop30h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Allegiant Air logo]()
$251
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.
Wed 12/211:29 am -
2 stops27h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$254
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.
Sun 9/279:53 pm -
2 stops14h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$275
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.
Sun 10/113:04 pm -
1 stop28h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Allegiant Air logo]()
$281
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 10/304:26 pm -
3 stops50h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$316
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.
Fri 10/165:29 pm -
3 stops30h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$465
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.
Tue 9/293:27 pm -
3 stops56h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$510
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 September 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (United Airlines) |
One-way from | $169 (Kiwi.com) |
Good round-trip deal | $361 or less |
Good one-way deal | $318 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 September 19, 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
Sat 10/3
3:41 pm-5:05 pm
Nonstop1h 24m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$250
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Mon 10/19
10:43 am-11:53 am
Nonstop1h 10m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$259
PeoriaChicago
PIA Greater Peoria - MDW Chicago Midway
PIAMDW
Greater Peoria
Sun 9/27
9:53 pm-11:59 am
2 stops14h 06m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$275
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Thu 10/15
8:30 am-9:39 am
Nonstop1h 09m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Thu 11/19
8:15 am-9:35 am
Nonstop1h 20m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Tue 12/15
6:30 am-7:57 am
Nonstop1h 27m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Sat 2/27
10:56 am-12:00 pm
Nonstop1h 04m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Sun 10/18
8:30 am-9:39 am
Nonstop1h 09m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
Quickest round-trip
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Thu 3/11
7:00 am-8:00 am
Nonstop1h 00m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
PeoriaChicago
PIA Greater Peoria - ORD Chicago O'Hare Intl
PIAORD
Greater Peoria
Fri 11/20
2:35 pm-4:00 pm
Nonstop1h 25m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
Showing 1-10 of 32 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
PIA-MDW
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
PIA-MDW
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 September 19, 2026.
It’s optimal to fly from Peoria, Illinois to Illinois in the afternoon. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight at noon.
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 September 19, 2026.
The most flights from PIA to USIL are scheduled on a Friday (16 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 on average).
How much does it cost to fly round-trip from Peoria, Illinois to Illinois?
Airfare is above average for this route at the moment.
Peoria, Illinois to Illinois flights typically cost between $244 and $288 in October.The cheapest round-trip price found within the last 5 days was $289 on American Airlines (Oct 9-Oct 18).
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 September 12, 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 September 19, 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.
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Crew
8.1
Overall
7.4
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Crew
8.1
Overall
7.4
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Crew
8.1
Overall
7.4
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from 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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Alternative routes for Peoria to Illinois
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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.
Search flights from Peoria to Illinois by cabin class
Find flights from Peoria to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Peoria and Illinois flights
Browse other Peoria and Illinois flight options. Last updated on September 19, 2026.
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Peoria to Illinois flights
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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 7,457,451 searches. Data last updated September 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$254 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$179 | Average$239 | FlexibilityNo cancel fee | On-time69% |