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$92+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — DEN
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap flight deals from Peoria to Colorado

Keep the following information in mind while searching for Peoria to Colorado flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$97
(Gotogate)

Popular in

March

Cheapest in

January

Average price

$156

Good round-trip deal

$315 or less

Good one-way deal

$92 or less
Provider with most accurate pricing for Greater Peoria-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Greater Peoria-Denver Intl flights.
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From Greater Peoria to Colorado
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals
Price to beat on a round-trip flight from Greater Peoria to Colorado.
Search Deals
Price to beat on a one-way flight from Greater Peoria to Colorado.
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Find flight deals from Peoria to Colorado

Cheapest flights from Peoria to Colorado
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 February 22, 2025.

This Gotogate deal was found by Cheapflights users on 2/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/43:08 pmPIA - DEN
Nonstop2h 19mAllegiant Air
Fri 4/115:17 pmDEN - PIA
Nonstop2h 00mAllegiant Air
Deal found 2/21$97
This United Airlines deal was found by Cheapflights users on 2/21. 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 4/410:58 amPIA - DEN
1 stop6h 32mUnited Airlines
Fri 4/115:29 pmDEN - PIA
Nonstop2h 22mUnited Airlines
Deal found 2/21$239
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 4/185:16 pmPIA - DEN
1 stop6h 23mAmerican Airlines
Sun 4/206:30 amDEN - PIA
1 stop8h 28mAmerican Airlines
Deal found 2/20$249
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/183:08 pmPIA - DEN
Nonstop2h 19mMultiple Airlines
Sun 4/208:00 amDEN - PIA
3 stops29h 18mMultiple Airlines
Deal found 2/20$331
This United Airlines deal was found by Cheapflights users on 2/21. 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 10/285:15 pmPIA - COS
2 stops7h 44mUnited Airlines
Wed 11/55:30 amCOS - PIA
2 stops7h 11mUnited Airlines
Deal found 2/21$411
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Mon 6/96:35 pmPIA - COS
1 stop17h 55mAmerican Airlines
Fri 6/1312:13 pmCOS - PIA
1 stop19h 46mAmerican Airlines
Deal found 2/21$576

Find flights from Peoria to Colorado within your budget

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 2,558,603 searches. Data last updated February 22, 2025.

Fly from

Peoria

Fly to

Colorado

Route

Depart

Return

Price

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Mon 3/3

3:11 pm-4:39 pm

Nonstop2h 28m

Denver Intl

Fri 3/7

5:32 pm-8:37 pm

Nonstop2h 05m

$92

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Fri 4/4

10:58 am-4:30 pm

1 stop6h 32m

Denver Intl

Fri 4/11

5:29 pm-8:51 pm

Nonstop2h 22m

$239

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Sat 5/3

10:48 am-3:51 pm

1 stop6h 03m

Denver Intl

Sat 5/10

5:00 am-10:48 am

1 stop4h 48m

$249

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Fri 4/18

3:08 pm-4:27 pm

Nonstop2h 19m

Denver Intl

Sun 4/20

8:00 am-2:18 pm

3 stops29h 18m

$331

PeoriaColorado Springs

PIA - COS

PIACOS

Greater Peoria

Sat 3/8

2:22 pm-10:00 pm

2 stops8h 38m

Colorado Springs

Thu 3/13

6:00 am-1:47 pm

2 stops6h 47m

$501

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Fri 2/28

3:11 pm-4:39 pm

Nonstop2h 28m

$101

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Sun 7/13

8:50 am-10:20 am

Nonstop2h 30m

$210

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Sun 7/13

10:03 am-1:19 pm

1 stop4h 16m

$220

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Sun 3/2

4:18 pm-5:54 pm

2 stops26h 36m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

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.
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.

Travel insights for flights from Peoria to Colorado

Get recent, data-driven insights about flights from Peoria to Colorado including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Peoria, Illinois to Colorado?

Currently, October is the cheapest month in which you can book a flight from Peoria, Illinois to Colorado (average of $197). Flying from Peoria, Illinois to Colorado in March is currently the most expensive (average of $278). 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 February 22, 2025.

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.

Rainfall in Colorado by month

Plan your trip to Colorado by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Colorado ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Colorado when rainfall is around 0.5 in.

Temperature in Colorado by month

Plan your trip to Colorado by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Colorado, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 February 22, 2025.
Read reviews from past customers who have flown United Airlines, Allegiant Air and American Airlines from Peoria to Colorado. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,759 reviews

Crew

8.1

Boarding

7.7

Food

6.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20

2.0
Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

United Airlines
7.4
Good
8,759 reviews
United Airlines
7.4
Good
8,759 reviews

Crew

8.1

Boarding

7.7

Food

6.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20

2.0
Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

Allegiant Air
7.3
Good
765 reviews
United Airlines
7.4
Good
8,759 reviews

Crew

8.1

Boarding

7.7

Food

6.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20

2.0
Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,759 reviews

Crew

8.1

Boarding

7.7

Food

6.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20

2.0
Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

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.

  • What airport do you fly from for flights from Peoria to Colorado?

    Most people fly from Greater Peoria (PIA) if they book a flight from Peoria to Colorado. Greater Peoria is conveniently located just 6.0 mi from Peoria’s city center.

  • How popular is this Peoria, Illinois to Colorado flight route?

    This flight path from Greater Peoria to Colorado was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Peoria, Illinois to Colorado one-way?

    The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $101. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Peoria, Illinois to Colorado for a low price.

  • What are the most popular routes from Peoria, Illinois to Colorado?

    Most travelers choose Greater Peoria - Denver Intl, Greater Peoria - Colorado Springs or Greater Peoria - Grand Junction Regnl when deciding on the best route from Peoria, Illinois to Colorado.

  • What are the cheapest flights from Peoria, Illinois to Colorado?

    While on average a flight from Peoria, Illinois to Colorado is generally $297, our data shows the cheapest flight currently is $53. When looking at the most popular route, (Greater Peoria - Denver Intl), you can expect to pay $97 for that flight.

  • Can I find deals for flights from Peoria to Colorado that include hotel bookings?

    Yes. In addition to deals on Peoria to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Peoria to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Peoria to Colorado.

  • Can I find deals for business class flights from Peoria to Colorado?

    Yes. Cheapflights offers flight deals from Peoria to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Peoria, Illinois to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Peoria, Illinois to Colorado (average of $197). Flying from Peoria, Illinois to Colorado in March is currently the most expensive (average of $278). 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.

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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 2,558,603 searches. Data last updated February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$92Average$167FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$218Average$406FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$221Average$353FlexibilityNo cancel feeOn-time71%
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