$113+ Cheap flights from Colorado 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PIA
Oct 20 — Oct 271
Round-trip
1 adult, Economy
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Find cheap flights from Colorado 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
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Cheapest flights from Colorado to PeoriaExplore the most affordable flight options available from Colorado to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
Explore the most affordable flight options available from Colorado to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:20 am -
Nonstop1h 59m
Thu 10/15:24 pm -
Nonstop2h 20m
Deal found 9/19![Allegiant Air logo]()
$318
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 11/135:45 pm -
Nonstop2h 21m
Sun 11/158:41 am -
Nonstop2h 54m
Deal found 9/17![United Airlines logo]()
$319
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.
Thu 10/1510:20 am -
Nonstop1h 59m
Sun 10/188:07 pm -
2 stops36h 59m
Deal found 9/15![Multiple Airlines logo]()
$338
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.
Thu 12/38:00 am -
1 stop6h 48m
Sun 12/66:44 am -
1 stop6h 26m
Deal found 9/16![American Airlines logo]()
$339
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.
Fri 12/47:33 am -
2 stops8h 35m
Sun 12/136:02 am -
1 stop6h 37m
Deal found 9/15![American Airlines logo]()
$344
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.
Sat 10/241:20 pm -
2 stops9h 50m
Sat 10/316:00 am -
2 stops11h 04m
Deal found 9/18![American 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.
Wed 9/305:25 pm -
Nonstop2h 26m
Sat 10/38:45 am -
Nonstop2h 41m
Deal found 9/16![United Airlines logo]()
$359
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 10/210:17 am -
2 stops12h 51m
Tue 10/64:42 pm -
1 stop7h 49m
Deal found 9/17![American Airlines logo]()
$374
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 12/45:25 pm -
Nonstop2h 21m
Sun 12/138:40 am -
Nonstop2h 54m
Deal found 9/15![United Airlines logo]()
$374
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 10/26:01 pm -
1 stop5h 07m
Mon 10/54:42 pm -
1 stop8h 16m
Deal found 9/16![American Airlines logo]()
$379
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 10/31:29 pm -
1 stop6h 22m
Sat 10/106:15 am -
1 stop5h 40m
Deal found 9/19![United Airlines logo]()
$381
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 12/25:45 am -
1 stop7h 10m
Tue 12/85:30 pm -
1 stop5h 29m
Deal found 9/16![United Airlines logo]()
$419
Best flights from Colorado to PeoriaDiscover carefully curated flight deals from Colorado to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
Discover carefully curated flight deals from Colorado to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 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.
Sat 10/245:25 pm -
Nonstop2h 26m
Sat 10/317:15 pm -
1 stop5h 20m
Deal found 9/18![United Airlines logo]()
$329
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 12/33:12 pm -
1 stop4h 48m
Sun 12/68:40 am -
Nonstop2h 54m
Deal found 9/15![United Airlines logo]()
$329
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 12/43:50 pm -
1 stop6h 19m
Mon 12/145:30 pm -
1 stop6h 44m
Deal found 9/15![United Airlines logo]()
$339
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 10/31:29 pm -
1 stop6h 22m
Sat 10/103:41 pm -
2 stops7h 25m
Deal found 9/19![United Airlines logo]()
$385
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 12/53:15 pm -
1 stop4h 31m
Wed 12/98:40 am -
1 stop6h 54m
Deal found 9/16![United Airlines logo]()
$419
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 10/312:55 pm -
1 stop5h 11m
Tue 11/38:41 am -
1 stop4h 40m
Deal found 9/15![United Airlines logo]()
$419
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 12/412:10 pm -
2 stops9h 59m
Tue 12/85:30 pm -
1 stop5h 29m
Deal found 9/17![United Airlines logo]()
$424
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 10/305:45 pm -
Nonstop2h 21m
Mon 11/25:30 pm -
1 stop7h 01m
Deal found 9/19![United Airlines logo]()
$429
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 1/271:35 pm -
1 stop6h 12m
Sat 1/305:00 am -
2 stops10h 36m
Deal found 9/16![United Airlines logo]()
$434
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.
Wed 10/2112:01 pm -
1 stop6h 00m
Sat 10/246:15 am -
1 stop5h 40m
Deal found 9/19![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/2411:57 am -
1 stop6h 04m
Tue 10/275:30 pm -
1 stop5h 27m
Deal found 9/20![United Airlines logo]()
$439
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 11/55:45 pm -
Nonstop2h 21m
Sun 11/88:41 am -
Nonstop2h 54m
Deal found 9/17![United Airlines logo]()
$444
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 9/305:25 pm -
Nonstop2h 26m
Mon 10/58:45 am -
Nonstop2h 41m
Deal found 9/18![United Airlines logo]()
$475
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.
Sun 12/63:12 pm -
1 stop6h 57m
Sun 12/137:00 pm -
2 stops19h 35m
Deal found 9/17![United Airlines logo]()
$519
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/61:34 pm -
2 stops8h 24m
Tue 10/138:45 am -
1 stop4h 46m
Deal found 9/20![United Airlines logo]()
$660
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/66:06 pm -
1 stop25h 45m
Sat 10/103:41 pm -
2 stops7h 25m
Deal found 9/20![United Airlines logo]()
$688
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/71:34 pm -
1 stop6h 17m
Fri 10/98:30 am -
2 stops25h 19m
Deal found 9/20![United Airlines logo]()
$734
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/71:34 pm -
1 stop6h 17m
Tue 10/136:15 am -
3 stops15h 15m
Deal found 9/20![United Airlines logo]()
$773
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/81:34 pm -
1 stop6h 17m
Tue 10/133:41 pm -
2 stops18h 08m
Deal found 9/20![United Airlines logo]()
$802
Last-minute flights from Colorado to PeoriaDiscover last-minute flight deals from Colorado to Peoria. Data last updated September 20, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Peoria. Data last updated September 20, 2026 and is based on user searches.
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 9/305:25 pm -
Nonstop2h 26m
Sat 10/38:45 am -
Nonstop2h 41m
Deal found 9/16![United Airlines logo]()
$359
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:20 am -
Nonstop1h 59m
Thu 10/15:24 pm -
Nonstop2h 20m
Deal found 9/19![Allegiant Air logo]()
$318
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 10/210:17 am -
2 stops12h 51m
Tue 10/64:42 pm -
1 stop7h 49m
Deal found 9/17![American Airlines logo]()
$374
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 10/26:01 pm -
1 stop5h 07m
Mon 10/54:42 pm -
1 stop8h 16m
Deal found 9/16![American Airlines logo]()
$379
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 10/31:29 pm -
1 stop6h 22m
Sat 10/106:15 am -
1 stop5h 40m
Deal found 9/19![United 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.
Thu 10/1510:20 am -
Nonstop1h 59m
Sun 10/188:07 pm -
2 stops36h 59m
Deal found 9/15![Multiple Airlines logo]()
$338
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.
Thu 10/156:09 pm -
1 stop5h 01m
Mon 10/195:30 pm -
1 stop6h 22m
Deal found 9/17![American Airlines logo]()
$339
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 10/163:58 pm -
2 stops7h 12m
Tue 10/204:42 pm -
1 stop7h 49m
Deal found 9/16![American Airlines logo]()
$344
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 10/161:07 pm -
2 stops10h 03m
Fri 10/235:30 pm -
1 stop8h 06m
Deal found 9/16![American Airlines logo]()
$383
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 10/245:25 pm -
Nonstop2h 26m
Sat 10/318:41 am -
Nonstop2h 54m
Deal found 9/18![United Airlines logo]()
$319
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.
Sat 10/241:20 pm -
2 stops9h 50m
Sat 10/3112:35 pm -
1 stop6h 14m
Deal found 9/18![American Airlines logo]()
$344
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 10/312:55 pm -
1 stop5h 11m
Tue 11/38:41 am -
1 stop4h 40m
Deal found 9/16![United Airlines logo]()
$419
One-way flights from Colorado to PeoriaSearch for one-way flight options from Colorado to Peoria. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
Search for one-way flight options from Colorado to Peoria. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:20 am -
Nonstop1h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Allegiant Air logo]()
$113
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.
Tue 10/61:18 pm -
1 stop22h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$171
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:44 pm -
1 stop16h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$177
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/272:26 pm -
Nonstop2h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Allegiant Air logo]()
$182
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 11/275:45 pm -
Nonstop2h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$199
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 12/37:25 am -
2 stops12h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$205
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 10/510:47 pm -
1 stop14h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$207
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.
Thu 10/156:09 pm -
1 stop5h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![American Airlines logo]()
$209
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.
Fri 10/163:14 pm -
2 stops7h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![American Airlines logo]()
$214
Find flight deals from Colorado to Peoria
Keep the following information in mind while searching for Colorado to Peoria flight deals. Data was last updated September 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $318 (Cheapflightsfares) |
One-way from | $113 (Super.com) |
Popular in | May |
Cheapest in | November |
Average price | $415 |
Good round-trip deal | $152 or less |
Good one-way deal | $96 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado 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 20, 2026.
Use the filters below to find and compare flights from Colorado to Peoria that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
DenverPeoria
DEN Denver Intl - PIA Greater Peoria
DENPIA
Denver Intl
Thu 10/15
10:20 am-1:19 pm
Nonstop1h 59m
Greater Peoria
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$113
DenverPeoria
DEN Denver Intl - PIA Greater Peoria
DENPIA
Denver Intl
Sun 9/27
2:26 pm-5:29 pm
Nonstop2h 03m
Greater Peoria
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$182
DenverPeoria
DEN Denver Intl - PIA Greater Peoria
DENPIA
Denver Intl
Thu 10/15
6:09 pm-12:10 am
1 stop5h 01m
Greater Peoria
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$209
DenverPeoria
DEN Denver Intl - PIA Greater Peoria
DENPIA
Denver Intl
Fri 11/27
7:45 am-1:34 pm
1 stop4h 49m
Greater Peoria
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$209
DenverPeoria
DEN Denver Intl - PIA Greater Peoria
DENPIA
Denver Intl
Tue 10/20
9:03 am-4:59 pm
1 stop6h 56m
Greater Peoria
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$209
DenverPeoria
DEN Denver Intl - PIA Greater Peoria
DENPIA
Denver Intl
Fri 12/4
10:25 am-8:03 am
2 stops44h 38m
Greater Peoria
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$233
DenverPeoria
DEN Denver Intl - PIA Greater Peoria
DENPIA
Denver Intl
Tue 10/20
5:25 pm-8:51 pm
Nonstop2h 26m
Greater Peoria
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
DenverPeoria
DEN Denver Intl - PIA Greater Peoria
DENPIA
Denver Intl
Wed 11/25
5:45 pm-9:06 pm
Nonstop2h 21m
Greater Peoria
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
DenverPeoria
DEN Denver Intl - PIA Greater Peoria
DENPIA
Denver Intl
Tue 12/15
5:25 pm-8:46 pm
Nonstop2h 21m
Greater Peoria
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
DenverPeoria
DEN Denver Intl - PIA Greater Peoria
DENPIA
Denver Intl
Sun 9/27
8:18 am-4:58 pm
1 stop7h 40m
Greater Peoria
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$304
Showing 1-10 of 29 resultsSorted by cheapest first
Best time to book a flight from Colorado to Peoria
Have a flexible travel schedule? Discover the best time to fly to Peoria from Colorado with our price prediction graph.
DEN-PIA
COS-PIA
MTJ-PIA
GJT-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 Colorado to Peoria
USCO-PIA
DEN-PIA
COS-PIA
MTJ-PIA
GJT-PIA
What is the cheapest month to book a flight from Colorado to Peoria, Illinois?
Currently, November is the cheapest month in which you can book a flight from Colorado to Peoria, Illinois (average of $219). Flying from Colorado to Peoria, Illinois in May is currently the most expensive (average of $424). 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 CO to PIA?
Find hourly flight availability from Colorado 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 20, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Peoria, Illinois as you normally would.
How much does it cost to fly round-trip from Colorado to Peoria, Illinois?
Airfare is typical for this route at the moment.
Colorado to Peoria, Illinois flights typically cost between $294 and $476 in October.The cheapest round-trip price found within the last 5 days was $318 on Allegiant Air (Oct 1-Oct 1).
Related info for your journey
Find useful and relevant information for your journey from Colorado to Peoria. 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 Colorado to Peoria
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Complete your trip
Complete your trip to Peoria by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado to Peoria by cabin class
Find flights from Colorado to Peoria, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and Peoria flights
Browse other Colorado and Peoria flight options. Last updated on September 20, 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 20, 2026.
Popular flight searches
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Colorado to Peoria flights
Consider these flights traveling from Colorado to Peoria.
Top 3 airlines flying from Colorado to Peoria
Discover the top 3 airlines that operate flights from Colorado 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$100 | Average$232 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$228 | Average$363 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$229 | Average$380 | FlexibilityNo cancel fee | On-time69% |