$161+ Cheap flights from Peoria, IL (PIA) to Colorado
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — DEN
Nov 23 — Nov 301
Round-trip
1 adult, Economy
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Find cheap flights from Peoria to Colorado 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 Peoria to ColoradoExplore the most affordable flight options available from Peoria to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
Explore the most affordable flight options available from Peoria to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
This CheapOair deal was found by Cheapflights users on 10/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:24 pm -
Nonstop2h 20m
Sun 11/110:20 am -
Nonstop1h 59m
Deal found 10/23![Allegiant Air logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 11/229:29 pm -
1 stop28h 25m
Tue 12/18:07 pm -
2 stops34h 56m
Deal found 10/19![Multiple Airlines logo]()
$304
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/208:41 am -
Nonstop2h 54m
Fri 11/275:45 pm -
Nonstop2h 21m
Deal found 10/21![United Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/23. 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 12/44:47 pm -
1 stop7h 14m
Sun 12/68:00 am -
1 stop6h 48m
Deal found 10/23![American Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 11/229:29 pm -
1 stop28h 25m
Mon 11/309:26 pm -
2 stops36h 13m
Deal found 10/19![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/229:29 pm -
1 stop15h 27m
Thu 11/2610:29 pm -
1 stop19h 23m
Deal found 10/21![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/229:29 pm -
1 stop15h 27m
Fri 11/276:45 am -
1 stop11h 07m
Deal found 10/21![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Tue 11/2412:26 pm -
1 stop13h 28m
Tue 12/18:07 pm -
2 stops34h 56m
Deal found 10/19![Multiple Airlines logo]()
$361
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/205:37 pm -
1 stop7h 54m
Fri 11/273:10 pm -
2 stops7h 54m
Deal found 10/21![American Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/217:15 pm -
1 stop5h 16m
Sat 11/286:00 am -
1 stop6h 45m
Deal found 10/22![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Mon 12/216:15 am -
1 stop5h 20m
Mon 12/285:49 pm -
Nonstop2h 21m
Deal found 10/19![United Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/1210:43 am -
2 stops10h 54m
Sat 11/141:47 pm -
1 stop6h 19m
Deal found 10/22![United Airlines logo]()
$374
Best flights from Peoria to ColoradoDiscover carefully curated flight deals from Peoria to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
Discover carefully curated flight deals from Peoria to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/205:30 pm -
1 stop7h 01m
Sun 11/224:24 pm -
1 stop5h 49m
Deal found 10/23![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 10/23. 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 11/124:43 pm -
1 stop6h 51m
Sat 11/144:56 pm -
1 stop5h 53m
Deal found 10/23![American Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Sun 2/218:50 am -
Nonstop2h 30m
Sat 2/275:29 pm -
Nonstop2h 18m
Deal found 10/20![United Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 10/20. 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 1/68:40 am -
Nonstop2h 55m
Sat 1/95:49 pm -
Nonstop2h 21m
Deal found 10/20![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/35:30 pm -
1 stop5h 29m
Sun 12/61:40 pm -
1 stop6h 06m
Deal found 10/23![United Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 10/21. 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 4/227:00 am -
1 stop6h 11m
Mon 4/265:04 pm -
1 stop5h 09m
Deal found 10/21![American Airlines logo]()
$549
This United Airlines deal was found by Cheapflights users on 10/23. 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 1/305:41 pm -
1 stop5h 18m
Wed 2/31:30 pm -
1 stop6h 40m
Deal found 10/23![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/225:35 pm -
1 stop5h 22m
Thu 11/269:24 am -
1 stop6h 22m
Deal found 10/19![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/35:30 pm -
1 stop5h 29m
Wed 12/95:45 am -
2 stops7h 10m
Deal found 10/23![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:41 am -
Nonstop2h 54m
Sun 11/156:00 am -
1 stop6h 53m
Deal found 10/22![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/24. 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 11/226:25 am -
1 stop5h 01m
Sat 11/286:00 am -
1 stop6h 45m
Deal found 10/24![United Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:41 am -
Nonstop2h 54m
Fri 11/275:45 pm -
Nonstop2h 21m
Deal found 10/21![United Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/205:30 pm -
1 stop7h 01m
Mon 11/235:45 pm -
Nonstop2h 21m
Deal found 10/23![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:41 am -
Nonstop2h 54m
Mon 11/164:48 pm -
1 stop5h 10m
Deal found 10/23![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/19. 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 4/18:50 am -
Nonstop2h 30m
Wed 4/75:29 pm -
Nonstop2h 18m
Deal found 10/19![United Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/212:35 pm -
1 stop8h 14m
Sat 11/286:00 am -
1 stop6h 45m
Deal found 10/21![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 1/268:40 am -
1 stop7h 00m
Sat 1/301:41 pm -
1 stop6h 29m
Deal found 10/19![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/23. 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 1/308:40 am -
1 stop7h 00m
Wed 2/33:15 pm -
1 stop4h 55m
Deal found 10/23![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/21. 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 4/227:15 pm -
2 stops16h 30m
Mon 4/267:00 am -
3 stops14h 58m
Deal found 10/21![United Airlines logo]()
$770
Last-minute flights from Peoria to ColoradoDiscover last-minute flight deals from Peoria to Colorado. Data last updated October 24, 2026 and is based on user searches.
Discover last-minute flight deals from Peoria to Colorado. Data last updated October 24, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:14 am -
1 stop7h 42m
Tue 11/35:17 pm -
1 stop5h 32m
Deal found 10/20![American Airlines logo]()
$399
This CheapOair deal was found by Cheapflights users on 10/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:24 pm -
Nonstop2h 20m
Sun 11/110:20 am -
Nonstop1h 59m
Deal found 10/23![Allegiant Air logo]()
$191
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/1210:43 am -
2 stops10h 54m
Sat 11/141:47 pm -
1 stop6h 19m
Deal found 10/22![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/198:41 am -
Nonstop2h 54m
Thu 11/261:25 pm -
Nonstop2h 21m
Deal found 10/22![United Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/208:41 am -
Nonstop2h 54m
Fri 11/275:45 pm -
Nonstop2h 21m
Deal found 10/21![United Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/205:37 pm -
1 stop7h 54m
Fri 11/273:10 pm -
2 stops7h 54m
Deal found 10/21![American Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/217:15 pm -
1 stop5h 16m
Sat 11/286:00 am -
1 stop6h 45m
Deal found 10/22![United Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 11/229:29 pm -
1 stop28h 25m
Tue 12/18:07 pm -
2 stops34h 56m
Deal found 10/19![Multiple Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 11/229:29 pm -
1 stop28h 25m
Mon 11/309:26 pm -
2 stops36h 13m
Deal found 10/19![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/229:29 pm -
1 stop15h 27m
Thu 11/2610:29 pm -
1 stop19h 23m
Deal found 10/21![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/229:29 pm -
1 stop15h 27m
Fri 11/276:45 am -
1 stop11h 07m
Deal found 10/21![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Tue 11/2412:26 pm -
1 stop13h 28m
Tue 12/18:07 pm -
2 stops34h 56m
Deal found 10/19![Multiple Airlines logo]()
$361
One-way flights from Peoria to ColoradoSearch for one-way flight options from Peoria to Colorado. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
Search for one-way flight options from Peoria to Colorado. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Tue 11/102:25 pm -
1 stop22h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:32 pm -
2 stops32h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$206
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Mon 11/94:43 pm -
1 stop8h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![American Airlines logo]()
$219
This KAYAK deal was found by Cheapflights users on 10/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/14:43 pm -
1 stop8h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/1410:56 am -
2 stops21h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Allegiant Air logo]()
$255
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:39 pm -
1 stop7h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Mon 11/96:44 pm -
3 stops38h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$262
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/125:37 pm -
1 stop7h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$269
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/146:02 am -
2 stops9h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 3/209:53 pm -
1 stop12h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/1212:49 pm -
2 stops29h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$281
Find flight deals from Peoria to Colorado
Keep the following information in mind while searching for Peoria to Colorado flight deals. Data was last updated October 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $304 (Kiwi.com) |
One-way from | $161 (Kiwi.com) |
Popular in | February |
Cheapest in | December |
Average price | $379 |
Good round-trip deal | $379 or less |
Good one-way deal | $198 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Peoria to Colorado that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 24, 2026.
Use the filters below to find and compare flights from Peoria to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PeoriaDenver
PIA Greater Peoria - DEN Denver Intl
PIADEN
Greater Peoria
Tue 11/10
2:25 pm-11:59 am
1 stop22h 34m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$161
PeoriaDenver
PIA Greater Peoria - DEN Denver Intl
PIADEN
Greater Peoria
Sat 3/20
9:53 pm-9:31 am
1 stop12h 38m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$278
PeoriaDenver
PIA Greater Peoria - DEN Denver Intl
PIADEN
Greater Peoria
Sat 11/14
11:55 am-9:40 am
3 stops46h 45m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$326
PeoriaDenver
PIA Greater Peoria - DEN Denver Intl
PIADEN
Greater Peoria
Tue 11/10
8:41 am-10:35 am
Nonstop2h 54m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$339
PeoriaDenver
PIA Greater Peoria - DEN Denver Intl
PIADEN
Greater Peoria
Fri 11/20
5:30 pm-11:31 pm
1 stop7h 01m
Denver Intl
Sun 11/22
4:24 pm-11:13 pm
1 stop5h 49m
$359
PeoriaDenver
PIA Greater Peoria - DEN Denver Intl
PIADEN
Greater Peoria
Sun 3/21
8:29 am-9:49 am
2 stops26h 20m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$364
PeoriaDenver
PIA Greater Peoria - DEN Denver Intl
PIADEN
Greater Peoria
Sun 2/21
8:50 am-10:20 am
Nonstop2h 30m
Denver Intl
Sat 2/27
5:29 pm-8:47 pm
Nonstop2h 18m
$386
Quickest round-trip
PeoriaDenver
PIA Greater Peoria - DEN Denver Intl
PIADEN
Greater Peoria
Sat 3/20
8:50 am-10:20 am
Nonstop2h 30m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$414
PeoriaGrand Junction
PIA Greater Peoria - GJT Grand Junction Regnl
PIAGJT
Greater Peoria
Thu 11/12
4:43 pm-10:34 pm
1 stop6h 51m
Grand Junction Regnl
Sat 11/14
4:56 pm-11:49 pm
1 stop5h 53m
$424
PeoriaDenver
PIA Greater Peoria - DEN Denver Intl
PIADEN
Greater Peoria
Mon 11/9
2:35 pm-9:53 am
2 stops20h 18m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$436
Showing 1-10 of 29 resultsSorted by cheapest first
Best time to book a flight from Peoria to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Peoria with our price prediction graph.
PIA-DEN
PIA-COS
PIA-GJT
PIA-DRO
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 Colorado
PIA-USCO
PIA-DEN
PIA-COS
PIA-GJT
PIA-DRO
What is the cheapest month to book a flight from Peoria, Illinois to Colorado?
Currently, December is the cheapest month in which you can book a flight from Peoria, Illinois to Colorado (average of $270). Flying from Peoria, Illinois to Colorado in February is currently the most expensive (average of $394). 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 PIA to CO?
Find hourly flight availability from Peoria to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 24, 2026.
When flying from Peoria, Illinois to Colorado, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Peoria, Illinois to Colorado?
Airfare is below average for this route at the moment.
Peoria, Illinois to Colorado flights typically cost between $318 and $463 in November.The cheapest round-trip price found within the last 5 days was $304 on Multiple Airlines (Nov 22-Dec 1).
How far ahead should I book a flight from Peoria, Illinois to Colorado?
The best time to book flights from Peoria, Illinois to Colorado is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated October 24, 2026.
See what other customers who have flown with United Airlines,Allegiant Air, andAmerican Airlines from Peoria to Colorado have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Boarding
7.7
Food
6.7
Comfort
7.3
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Crew
8.1
Boarding
7.7
Food
6.7
Comfort
7.3
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Crew
8.1
Boarding
7.7
Food
6.7
Comfort
7.3
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Crew
8.1
Boarding
7.7
Food
6.7
Comfort
7.3
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Related info for your journey
Find useful and relevant information for your journey from Peoria to Colorado. 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 Colorado
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Colorado by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Peoria to Colorado by cabin class
Find flights from Peoria to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Peoria and Colorado flights
Browse other Peoria and Colorado flight options. Last updated on October 24, 2026.
Popular flight searches
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Peoria to Colorado flights
Consider these flights traveling from Peoria to Colorado.
Top 3 airlines flying from Peoria to Colorado
Discover the top 3 airlines that operate flights from Peoria to Colorado. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$280 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$228 | Average$370 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$479 | FlexibilityNo cancel fee | On-time69% |