What is the cheapest airline that flies from Greater Peoria to Colorado?

Allegiant Air, American Airlines, and United Airlines are the most popular carriers operating from Greater Peoria to Colorado

How many flights depart from Peoria, Illinois to Colorado on average per week?

As of June 2026, 7 flights take off from Peoria, Illinois and land in Colorado each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

How many flights depart from Peoria, Illinois to Colorado on average per day?

As of June 2026, 1 flights take off from Peoria, Illinois and land in Colorado each day. The most common flight departure time for this route is 8:00AM, with 100% of daily flights taking off at noon.

What airlines fly to Colorado?

United Airlines, American Airlines and Allegiant Air are the top three most popular airlines that fly to Colorado from Peoria, Illinois according to our data. United Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 3 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Greater Peoria Airport to Colorado?

Prices for flights from Greater Peoria Airport to Colorado are updated daily.

How many operators does momondo search for flights from Greater Peoria Airport to Colorado?

The number of operators available for flights from Greater Peoria Airport to Colorado is 3 as of June 2026.

How old do you have to be to fly from Greater Peoria Airport to Colorado?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Greater Peoria Airport to Colorado.

What documentation or ID do you need to fly to Colorado?

The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$75 Cheap Flights from Peoria, Illinois to Colorado in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Peoria, Illinois to Colorado

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:07 am - 11:27 am

PIA

DEN

2h 20mnonstop

2:26 pm - 5:29 pm

DEN

PIA

2h 03mnonstop

$147Allegiant Air

Sun, Sep 27 - Sun, Sep 27

10:07 am - 11:26 am

PIA

DEN

2h 19mnonstop

2:17 pm - 5:24 pm

DEN

PIA

2h 07mnonstop

$151Allegiant Air

Thu, Aug 20 - Thu, Aug 27

10:07 am - 11:26 am

PIA

DEN

2h 19mnonstop

2:17 pm - 5:24 pm

DEN

PIA

2h 07mnonstop

$152Allegiant Air

Sun, Aug 23 - Thu, Aug 27

10:07 am - 11:27 am

PIA

DEN

2h 20mnonstop

10:20 am - 1:19 pm

DEN

PIA

1h 59mnonstop

$156Allegiant Air

Sun, Sep 27 - Thu, Oct 1

10:07 am - 11:26 am

PIA

DEN

2h 19mnonstop

2:17 pm - 5:24 pm

DEN

PIA

2h 07mnonstop

$158Allegiant Air

Sun, Aug 23 - Thu, Aug 27

5:45 am - 10:33 am

PIA

COS

5h 48m

1 stop

7:55 am - 3:00 pm

COS

PIA

6h 05m

1 stop

$309United Airlines

Tue, Aug 25 - Tue, Sep 1

5:45 am - 10:33 am

PIA

COS

5h 48m

1 stop

5:30 am - 3:00 pm

COS

PIA

8h 30m

2 stops

$314United Airlines

Tue, Aug 25 - Tue, Sep 1

6:00 am - 2:43 pm

PIA

COS

9h 43m

2 stops

4:08 pm - 11:15 pm

COS

PIA

6h 07m

1 stop

$367American Airlines

Sat, Sep 12 - Sat, Sep 19

4:43 pm - 10:23 pm

PIA

COS

6h 40m

1 stop

10:44 am - 12:15 am

COS

PIA

12h 31m

2 stops

$410American Airlines

Tue, Jul 14 - Sat, Jul 18

8:24 pm - 12:13 pm

PIA

GJT

40h 49m

2 stops

12:53 pm - 11:59 am

GJT

PIA

22h 06m

1 stop

$571Multiple Airlines

Sun, Jul 12 - Thu, Jul 16

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United Airlines flights from Peoria, Illinois to Colorado

Our best United Airlines deals on Peoria, Illinois to Colorado flight tickets

United Airlines

Aug 26

PIA8:45 amGreater Peoria

2h 41m

DEN10:26 amDenver Intl

Aug 29

DEN5:30 pmDenver Intl

2h 20m

PIA8:50 pmGreater Peoria

$269

United Airlines

Aug 1

PIA5:43 pmGreater Peoria

7h 06m

1 stop

DEN11:49 pmDenver Intl

Sep 2

DEN5:30 pmDenver Intl

2h 20m

PIA8:50 pmGreater Peoria

$279

United Airlines

Aug 25

PIA5:45 amGreater Peoria

5h 48m

1 stop

COS10:33 amColorado Springs

Sep 1

COS7:55 amColorado Springs

6h 05m

1 stop

PIA3:00 pmGreater Peoria

$309

Allegiant Air flights from Peoria, Illinois to Colorado

Our best Allegiant Air deals on Peoria, Illinois to Colorado flight tickets

Allegiant Air

Oct 1

PIA5:24 pmGreater Peoria

2h 20m

DEN6:44 pmDenver Intl

Oct 4

DEN11:15 amDenver Intl

1h 59m

PIA2:14 pmGreater Peoria

$143

Allegiant Air

Sep 27

PIA10:07 amGreater Peoria

2h 20m

DEN11:27 amDenver Intl

Sep 27

DEN2:26 pmDenver Intl

2h 03m

PIA5:29 pmGreater Peoria

$147

Allegiant Air

Aug 20

PIA10:07 amGreater Peoria

2h 19m

DEN11:26 amDenver Intl

Aug 27

DEN2:17 pmDenver Intl

2h 07m

PIA5:24 pmGreater Peoria

$151

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Sun 9/27

10:07 am-11:27 am

Nonstop2h 20m

Denver Intl

Sun 9/27

2:26 pm-5:29 pm

Nonstop2h 03m

$147

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Thu 8/20

10:07 am-11:26 am

Nonstop2h 19m

Denver Intl

Thu 8/27

2:17 pm-5:24 pm

Nonstop2h 07m

$151

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Sun 8/23

10:07 am-11:26 am

Nonstop2h 19m

Denver Intl

Thu 8/27

2:17 pm-5:24 pm

Nonstop2h 07m

$152

Quickest round-trip

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Sun 9/27

10:07 am-11:27 am

Nonstop2h 20m

Denver Intl

Thu 10/1

10:20 am-1:19 pm

Nonstop1h 59m

$156

PeoriaDenver

PIA - DEN

PIADEN

Greater Peoria

Sun 8/23

10:07 am-11:26 am

Nonstop2h 19m

Denver Intl

Thu 8/27

2:17 pm-5:24 pm

Nonstop2h 07m

$158

PeoriaColorado Springs

PIA - COS

PIACOS

Greater Peoria

Tue 8/25

5:45 am-10:33 am

1 stop5h 48m

Colorado Springs

Tue 9/1

7:55 am-3:00 pm

1 stop6h 05m

$309

PeoriaColorado Springs

PIA - COS

PIACOS

Greater Peoria

Tue 8/25

5:45 am-10:33 am

1 stop5h 48m

Colorado Springs

Tue 9/1

5:30 am-3:00 pm

2 stops8h 30m

$314

PeoriaColorado Springs

PIA - COS

PIACOS

Greater Peoria

Sat 9/12

6:00 am-2:43 pm

2 stops9h 43m

Colorado Springs

Sat 9/19

4:08 pm-11:15 pm

1 stop6h 07m

$367

PeoriaColorado Springs

PIA - COS

PIACOS

Greater Peoria

Tue 7/14

4:43 pm-10:23 pm

1 stop6h 40m

Colorado Springs

Sat 7/18

10:44 am-12:15 am

2 stops12h 31m

$410

PeoriaGrand Junction

PIA - GJT

PIAGJT

Greater Peoria

Sun 7/12

8:24 pm-12:13 pm

2 stops40h 49m

Grand Junction Regnl

Thu 7/16

12:53 pm-11:59 am

1 stop22h 06m

$571

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Peoria, Illinois to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

The month of September is, on average, the cheapest month to fly to Colorado from Peoria, Illinois, with most prices found around $45. The month of November is another great option to travel to Colorado, with average flight prices from Peoria, Illinois averaging around $61.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Peoria, Illinois to Colorado is on a Friday when prices can be found for as low as $343. On the other hand, Tuesday is the most expensive day to depart from Peoria, Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $425.

What is the cheapest time of day to depart on your flight to Colorado?

The cheapest time of day to fly to Colorado is in the afternoon when flights can be purchased for as low as $209. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $416 per ticket.

What is the cheapest Greater Peoria to Colorado flight route?

Fly from Greater Peoria to Denver Intl for the best Greater Peoria - Colorado flight prices

How far in advance should I book a flight from Peoria, Illinois to Colorado?

You are more likely to see cheaper flights to Colorado from Peoria, Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $328 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Peoria, Illinois for as low as $193 on momondo.

What cabin class options are available on Peoria, Illinois to Colorado flights?

There are 4 cabin classes available to choose from on Peoria, Illinois to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Peoria, Illinois to Colorado flights?

No. A direct flight is the cheapest option for a flight between Peoria, Illinois to Colorado.

Cheap Peoria, Illinois to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Peoria, Illinois to Colorado

Best Price Found	$343
Fastest flight time	2h 19m
Direct flights	Mon, Tue, Wed, Thu, Fri and Sat
Airports in Colorado	87 airports

The best one-way flight to Colorado from Peoria, Illinois in the past 72 hours is $343. The best round-trip flight deal from Peoria, Illinois to Colorado found on momondo in the last 72 hours is $319.

The fastest flight from Peoria, Illinois to Colorado takes 2h 19m

Direct flights go from Peoria, Illinois to Colorado on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.

There are 87 airports in Colorado. From Peoria, Illinois there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Peoria, Illinois to Colorado

When did momondo last update prices for flights from Greater Peoria Airport to Colorado?
Prices for flights from Greater Peoria Airport to Colorado are updated daily.
How many operators does momondo search for flights from Greater Peoria Airport to Colorado?
The number of operators available for flights from Greater Peoria Airport to Colorado is 3 as of June 2026.
How old do you have to be to fly from Greater Peoria Airport to Colorado?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Greater Peoria Airport to Colorado.
What documentation or ID do you need to fly to Colorado?
The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Peoria, Illinois to Colorado?
Based on momondo bookings for flights between Peoria, Illinois and Colorado, the leading plane model is Embraer 175 (Enhanced Winglets), making up 57.83% of the total bookings. Other popular models include Airbus A320-100/200 with 31.30%, Airbus A319 with 4.78%, and Airbus A321neo with 0.87%.

Best airlines flying from Peoria, Illinois to Colorado

Compare and see reviews for airlines that fly from Peoria, Illinois to Colorado with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $51	Free Cancellation	Rating 7.3 689 reviews	Search Allegiant Air flights
United Airlines	PriceFrom $223	Free Cancellation	Rating 7.4 9,899 reviews	Search United Airlines flights
American Airlines	PriceFrom $228	Free Cancellation	Rating 7.1 11,764 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Peoria to Colorado?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Colorado from Peoria.

Can I find flights from Peoria to Colorado with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Colorado from Peoria with this policy.

How can momondo help me find flights from Peoria to Colorado?

momondo helps you find the best flight between Peoria and Colorado by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Peoria to Colorado right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Peoria to Colorado now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Colorado and let you know when they change.

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Flights to New Yorkfrom $73

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Flights to Orlandofrom $62

Flights to Miamifrom $78

Flights to Chicagofrom $69

Flights to San Franciscofrom $55

Flights to Las Vegasfrom $56

Flights to Washington, D.C.from $55

Flights to Bostonfrom $61

Flights to Atlantafrom $58

Flights to Fort Lauderdalefrom $59

Flights to Dallasfrom $104

Cheap flights from Peoria, Illinois to Colorado from $75

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Peoria, Illinois to Colorado departing on 8/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Peoria, Illinois to Colorado

Our best United Airlines deals on Peoria, Illinois to Colorado flight tickets

Allegiant Air flights from Peoria, Illinois to Colorado

Our best Allegiant Air deals on Peoria, Illinois to Colorado flight tickets

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How to get the cheapest flight ticket from Peoria, Illinois to Colorado

What is the cheapest month to fly to Colorado?

What is the cheapest day to depart on your flight to Colorado?

What is the cheapest time of day to depart on your flight to Colorado?

What is the cheapest Greater Peoria to Colorado flight route?

How far in advance should I book a flight from Peoria, Illinois to Colorado?

What cabin class options are available on Peoria, Illinois to Colorado flights?

Can stopping save me money on Peoria, Illinois to Colorado flights?

What is the cheapest airline that flies from Greater Peoria to Colorado?

What airlines fly to Colorado?

How many flights depart from Peoria, Illinois to Colorado on average per day?

How many flights depart from Peoria, Illinois to Colorado on average per week?

Cheap Peoria, Illinois to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Peoria, Illinois to Colorado

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

Frequently asked questions about flying from Peoria, Illinois to Colorado

Best airlines flying from Peoria, Illinois to Colorado

Compare and see reviews for airlines that fly from Peoria, Illinois to Colorado with momondo

Why use momondo?

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Colorado

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