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

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

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

As of September 2026, there are 3 flights per week flying from Colorado to Peoria, Illinois. The most common day of the week flights depart is Mon, with 33% of flights taking off on this day.

How long does it take to fly to Peoria, Illinois?

Flight times vary depending on what airport in Colorado you fly out of and what airport in Peoria, Illinois you fly into. For example, flying from Denver to Moline takes 2h 18m on average. On the other hand, flying from Durango to Moline takes 6h 06m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Peoria, Illinois?

United Airlines, American Airlines and Allegiant Air are the top three most popular airlines that fly to Peoria, Illinois from Colorado according to our data. United Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Peoria, Illinois. Keep in mind that there are 3 different airlines that fly to Peoria, Illinois on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Colorado to Greater Peoria Airport are refreshed on a daily basis.

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

As of September 2026, there are 3 operators available to choose from for flights from Colorado to Greater Peoria Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado to Greater Peoria Airport.

What documentation or ID do you need to fly to Greater Peoria Airport?

The required travel and health documents for your Greater Peoria Airport 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 Greater Peoria Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$127 Cheap Flights from Colorado to Peoria, Illinois in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Colorado to Peoria

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:20 am - 1:19 pmDEN Denver Intl-PIA Greater Peoria

1h 59mnonstop

5:24 pm - 6:44 pmPIA Greater Peoria-DEN Denver Intl

2h 20mnonstop

$198Allegiant Air

Thu, Oct 22 - Thu, Oct 29

10:20 am - 1:19 pmDEN Denver Intl-PIA Greater Peoria

1h 59mnonstop

5:24 pm - 6:44 pmPIA Greater Peoria-DEN Denver Intl

2h 20mnonstop

$318Allegiant Air

Thu, Oct 1 - Thu, Oct 1

5:45 pm - 9:06 pmDEN Denver Intl-PIA Greater Peoria

2h 21mnonstop

8:41 am - 10:35 amPIA Greater Peoria-DEN Denver Intl

2h 54mnonstop

$319United Airlines

Fri, Nov 13 - Sun, Nov 15

5:25 pm - 8:51 pmDEN Denver Intl-PIA Greater Peoria

2h 26mnonstop

8:41 am - 10:35 amPIA Greater Peoria-DEN Denver Intl

2h 54mnonstop

$319United Airlines

Sat, Oct 24 - Sat, Oct 31

5:45 pm - 9:06 pmDEN Denver Intl-PIA Greater Peoria

2h 21mnonstop

8:41 am - 10:35 amPIA Greater Peoria-DEN Denver Intl

2h 54mnonstop

$319United Airlines

Wed, Oct 28 - Sat, Oct 31

10:20 am - 1:19 pmDEN Denver Intl-PIA Greater Peoria

1h 59mnonstop

5:24 pm - 6:44 pmPIA Greater Peoria-DEN Denver Intl

2h 20mnonstop

$329Allegiant Air

Thu, Oct 1 - Sun, Oct 4

5:30 am - 11:55 amDEN Denver Intl-PIA Greater Peoria

5h 25m1 stop Dallas/Fort Worth

12:25 pm - 7:53 pmPIA Greater Peoria-DEN Denver Intl

8h 28m1 stop Dallas/Fort Worth

$339American Airlines

Sun, Dec 6 - Sun, Dec 13

7:33 am - 3:48 pmDEN Denver Intl-PIA Greater Peoria

7h 15m1 stop Dallas/Fort Worth

4:43 pm - 10:20 pmPIA Greater Peoria-DEN Denver Intl

6h 37m1 stop Dallas/Fort Worth

$339American Airlines

Thu, Dec 3 - Sun, Dec 6

10:20 am - 1:19 pmDEN Denver Intl-PIA Greater Peoria

1h 59mnonstop

6:16 pm - 9:31 pmPIA Greater Peoria-DEN Denver Intl

52h 15m3 stops Sarasota Bradenton Intl Cincinnati Cinci./N. Kentucky Atlanta Hartsfield-Jackson

$481Multiple Airlines

Thu, Oct 15 - Mon, Oct 19

10:44 am - 10:01 amDEN Denver Intl-PIA Greater Peoria

22h 17m3 stops Atlanta Hartsfield-Jackson Cleveland Hopkins Intl Orlando

5:24 pm - 6:44 pmPIA Greater Peoria-DEN Denver Intl

2h 20mnonstop

$505Multiple Airlines

Fri, Oct 2 - Sun, Oct 4

Cheap last minute flights

Enter your travel dates to find the best prices.

2:16 pm - 5:19 pmDEN Denver Intl-PIA Greater Peoria

2h 03mnonstop

5:24 pm - 6:44 pmPIA Greater Peoria-DEN Denver Intl

2h 20mnonstop

$318Allegiant Air

Thu, Sep 24 - Thu, Oct 1

2:16 pm - 5:19 pmDEN Denver Intl-PIA Greater Peoria

2h 03mnonstop

10:07 am - 11:27 amPIA Greater Peoria-DEN Denver Intl

2h 20mnonstop

$338Allegiant Air

Thu, Sep 24 - Sun, Sep 27

11:57 am - 7:01 pmCOS Colorado Springs-PIA Greater Peoria

6h 04m1 stop Chicago O'Hare Intl

4:05 pm - 9:53 pmPIA Greater Peoria-COS Colorado Springs

6h 48m1 stop Chicago O'Hare Intl

$429United Airlines

Sat, Sep 26 - Mon, Sep 28

11:57 am - 7:01 pmCOS Colorado Springs-PIA Greater Peoria

6h 04m1 stop Chicago O'Hare Intl

4:05 pm - 11:59 pmPIA Greater Peoria-COS Colorado Springs

8h 54m2 stops Chicago O'Hare Intl Denver Intl

$434United Airlines

Sat, Sep 26 - Mon, Sep 28

3:09 pm - 8:45 pmCOS Colorado Springs-PIA Greater Peoria

4h 36m1 stop Denver Intl

6:15 am - 10:55 amPIA Greater Peoria-COS Colorado Springs

5h 40m1 stop Chicago O'Hare Intl

$444United Airlines

Wed, Sep 23 - Tue, Sep 29

1:18 pm - 12:08 amCOS Colorado Springs-PIA Greater Peoria

9h 50m2 stops Dallas/Fort Worth Chicago O'Hare Intl

12:31 pm - 4:29 pmPIA Greater Peoria-COS Colorado Springs

4h 58m1 stop Dallas/Fort Worth

$449American Airlines

Wed, Sep 23 - Tue, Sep 29

1:18 pm - 12:08 amCOS Colorado Springs-PIA Greater Peoria

9h 50m2 stops Dallas/Fort Worth Chicago O'Hare Intl

6:00 am - 2:39 pmPIA Greater Peoria-COS Colorado Springs

9h 39m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$490American Airlines

Wed, Sep 23 - Tue, Sep 29

2:16 pm - 5:19 pmDEN Denver Intl-PIA Greater Peoria

2h 03mnonstop

9:53 pm - 9:46 amPIA Greater Peoria-DEN Denver Intl

36h 53m2 stops Las Vegas Harry Reid Intl San Francisco

$508Multiple Airlines

Thu, Sep 24 - Sun, Sep 27

5:30 am - 12:01 pmDEN Denver Intl-PIA Greater Peoria

5h 31m1 stop Dallas/Fort Worth

12:31 pm - 7:38 pmPIA Greater Peoria-DEN Denver Intl

8h 07m1 stop Dallas/Fort Worth

$559American Airlines

Wed, Sep 23 - Tue, Sep 29

2:16 pm - 5:19 pmDEN Denver Intl-PIA Greater Peoria

2h 03mnonstop

9:53 pm - 12:51 pmPIA Greater Peoria-DEN Denver Intl

15h 58m1 stop Las Vegas Harry Reid Intl

$567Multiple Airlines

Thu, Sep 24 - Sun, Sep 27

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United Airlines flights from Colorado to Peoria, Illinois

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

United Airlines

Oct 24

DEN5:25 pmDenver Intl

2h 26m

PIA8:51 pmGreater Peoria

Oct 31

PIA8:41 amGreater Peoria

2h 54m

DEN10:35 amDenver Intl

$319

United Airlines

Nov 13

DEN4:48 pmDenver Intl

5h 25m

1 stop

PIA11:13 pmGreater Peoria

Nov 15

PIA8:41 amGreater Peoria

2h 54m

DEN10:35 amDenver Intl

$329

United Airlines

Oct 24

DEN8:51 amDenver Intl

5h 15m

1 stop

PIA3:06 pmGreater Peoria

Oct 31

PIA8:15 amGreater Peoria

5h 30m

1 stop

DEN12:45 pmDenver Intl

$339

American Airlines flights from Colorado to Peoria, Illinois

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

American Airlines

Oct 24

DEN1:20 pmDenver Intl

9h 50m

2 stops

PIA12:10 amGreater Peoria

Oct 31

PIA12:35 pmGreater Peoria

6h 14m

1 stop

DEN5:49 pmDenver Intl

$344

American Airlines

Oct 24

DEN1:20 pmDenver Intl

9h 50m

2 stops

PIA12:10 amGreater Peoria

Oct 31

PIA6:00 amGreater Peoria

11h 04m

2 stops

DEN4:04 pmDenver Intl

$349

American Airlines

Oct 2

COS10:17 amColorado Springs

12h 51m

2 stops

PIA12:08 amGreater Peoria

Oct 6

PIA4:42 pmGreater Peoria

7h 49m

1 stop

COS11:31 pmColorado Springs

$374

momondo Fare Finder

Use the filters below to find and compare flights from Colorado to Peoria, Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverPeoria

DEN Denver Intl - PIA Greater Peoria

DENPIA

Denver Intl

Thu 10/22

10:20 am-1:19 pm

Nonstop1h 59m

Greater Peoria

Thu 10/29

5:24 pm-6:44 pm

Nonstop2h 20m

$198

DenverPeoria

DEN Denver Intl - PIA Greater Peoria

DENPIA

Denver Intl

Thu 10/1

10:20 am-1:19 pm

Nonstop1h 59m

Greater Peoria

Thu 10/1

5:24 pm-6:44 pm

Nonstop2h 20m

$318

DenverPeoria

DEN Denver Intl - PIA Greater Peoria

DENPIA

Denver Intl

Fri 11/13

5:45 pm-9:06 pm

Nonstop2h 21m

Greater Peoria

Sun 11/15

8:41 am-10:35 am

Nonstop2h 54m

$319

DenverPeoria

DEN Denver Intl - PIA Greater Peoria

DENPIA

Denver Intl

Sat 10/24

5:25 pm-8:51 pm

Nonstop2h 26m

Greater Peoria

Sat 10/31

8:41 am-10:35 am

Nonstop2h 54m

$319

DenverPeoria

DEN Denver Intl - PIA Greater Peoria

DENPIA

Denver Intl

Wed 10/28

5:45 pm-9:06 pm

Nonstop2h 21m

Greater Peoria

Sat 10/31

8:41 am-10:35 am

Nonstop2h 54m

$319

DenverPeoria

DEN Denver Intl - PIA Greater Peoria

DENPIA

Denver Intl

Thu 10/1

10:20 am-1:19 pm

Nonstop1h 59m

Greater Peoria

Sun 10/4

5:24 pm-6:44 pm

Nonstop2h 20m

$329

DenverPeoria

DEN Denver Intl - PIA Greater Peoria

DENPIA

Denver Intl

Sun 12/6

5:30 am-11:55 am

1 stop5h 25m

Greater Peoria

Sun 12/13

12:25 pm-7:53 pm

1 stop8h 28m

$339

DenverPeoria

DEN Denver Intl - PIA Greater Peoria

DENPIA

Denver Intl

Thu 12/3

7:33 am-3:48 pm

1 stop7h 15m

Greater Peoria

Sun 12/6

4:43 pm-10:20 pm

1 stop6h 37m

$339

DenverPeoria

DEN Denver Intl - PIA Greater Peoria

DENPIA

Denver Intl

Thu 10/15

10:20 am-1:19 pm

Nonstop1h 59m

Greater Peoria

Mon 10/19

6:16 pm-9:31 pm

3 stops52h 15m

$481

DenverPeoria

DEN Denver Intl - PIA Greater Peoria

DENPIA

Denver Intl

Fri 10/2

10:44 am-10:01 am

3 stops22h 17m

Greater Peoria

Sun 10/4

5:24 pm-6:44 pm

Nonstop2h 20m

$505

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 Colorado to Peoria, Illinois

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 Peoria, Illinois?

The cheapest month to fly to Peoria, Illinois from Colorado is in November. Flight prices, which tend to average around $219, are often lower during this time because this is during the off-season. If you’re not able to fly to Peoria, Illinois in November, then December is your next best option. Flight prices from Colorado to Peoria, Illinois during December average around $284.

What is the cheapest day to depart on your flight to Peoria, Illinois?

Our data shows that Thursday is the least expensive day to fly to Peoria, Illinois. Tickets to fly out on this day can be as low as $299. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $360. These prices are subject to change though, so be sure to set up a Price Alert for flights to Peoria, Illinois.

What is the cheapest time of day to depart on your flight to Peoria, Illinois?

Our most recent data shows that the best time of day to fly to Peoria, Illinois is at noon. Flights from Colorado to Peoria, Illinois during this time can be as low as $185. Try not to purchase tickets in the afternoon because they tend to be around $318. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Colorado to Greater Peoria flight route?

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

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

There are 2 cabin classes available to choose from on Colorado to Peoria, Illinois 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 Colorado to Peoria, Illinois flights?

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

Cheap Colorado to Peoria, Illinois flight deals and tips

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

Best Price Found	$127
Fastest flight time	1h 59m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
Airports in Peoria, Illinois	1 airport

The best one-way flight to Peoria, Illinois from Colorado in the past 72 hours is $127. The best round-trip flight deal from Colorado to Peoria, Illinois found on momondo in the last 72 hours is $198.

The fastest flight from Colorado to Peoria, Illinois takes 1h 59m

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

There is 1 airport in Peoria, Illinois. From Colorado there are direct flights to Greater Peoria (PIA).

Search flight deals

Frequently asked questions about flying from Colorado to Peoria, Illinois

When did momondo last update prices for flights from Colorado to Greater Peoria Airport?
Prices for flights from Colorado to Greater Peoria Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Colorado to Greater Peoria Airport?
As of September 2026, there are 3 operators available to choose from for flights from Colorado to Greater Peoria Airport.
How old do you have to be to fly from Colorado to Greater Peoria Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado to Greater Peoria Airport.
What documentation or ID do you need to fly to Greater Peoria Airport?
The required travel and health documents for your Greater Peoria Airport 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 Greater Peoria Airport. 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 Colorado to Peoria, Illinois?
momondo data reveals that the most frequently booked plane model on the route from Colorado to Peoria, Illinois is Embraer 175 (Enhanced Winglets), representing 57.58% of all bookings. The subsequent popular models are Airbus A320-100/200 at 20.20%, Airbus A319 at 16.16%, and Boeing 777-300ER at 2.02%.

Best airlines flying from Colorado to Peoria, Illinois

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

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $100	Free Cancellation	Rating 7.3 678 reviews	Search Allegiant Air flights
American Airlines	PriceFrom $228	Free Cancellation	Rating 7.0 12,082 reviews	Search American Airlines flights
United Airlines	PriceFrom $229	Free Cancellation	Rating 7.4 10,222 reviews	Search United Airlines flights

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Why use momondo?

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

It is quick and easy to find Colorado to Peoria flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Peoria that suits you.

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

momondo does allow users to show only those flights to Peoria from Colorado which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Colorado to Peoria flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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Airports servicing Illinois

Bloomington-Normal Airport

Chicago Airport

Champaign University-Willard Airport

Decatur Arpt Airport

Moline Quad-City Airport

Marion Williamson County Airport

Springfield Capital Airport

Quincy Regional Airport

Cheap flights from Colorado to Peoria from $127

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Peoria departing on 10/15. 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 Colorado to Peoria, Illinois

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

American Airlines flights from Colorado to Peoria, Illinois

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

momondo Fare Finder

Use the filters below to find and compare flights from Colorado to Peoria, Illinois that are best for you.

See travel insights to Peoria from

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

What is the cheapest month to fly to Peoria, Illinois?

What is the cheapest day to depart on your flight to Peoria, Illinois?

What is the cheapest time of day to depart on your flight to Peoria, Illinois?

What is the cheapest Colorado to Greater Peoria flight route?

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

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

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

What airlines fly to Peoria, Illinois?

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

How long does it take to fly to Peoria, Illinois?

Cheap Colorado to Peoria, Illinois flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Peoria, Illinois

Frequently asked questions about flying from Colorado to Peoria, Illinois

Best airlines flying from Colorado to Peoria, Illinois

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

Traveling to a place near Peoria?

Why use momondo?

An easier way to manage your Peoria, Illinois 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 the United States

Airports servicing Illinois

Fly your favorite airline to Peoria

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Peoria

List of cabin classes available on flights landing in Peoria. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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