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Cheap flights from Peoria, Illinois to Denver from $101

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Peoria, Illinois to Denver departing on 5/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Peoria, Illinois to Denver

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Peoria, Illinois to Denver.
Allegiant Air Logo
10:09 am - 11:34 amPIA-DEN
2h 25mnonstop
Allegiant Air Logo
12:24 pm - 3:24 pmDEN-PIA
2h 00mnonstop
$101Allegiant Air
Find Deal
Mon, May 26 - Fri, May 30
Allegiant Air Logo
3:08 pm - 4:27 pmPIA-DEN
2h 19mnonstop
Allegiant Air Logo
5:17 pm - 8:17 pmDEN-PIA
2h 00mnonstop
$103Allegiant Air
Find Deal
Fri, May 2 - Mon, May 5
Allegiant Air Logo
3:08 pm - 4:27 pmPIA-DEN
2h 19mnonstop
Allegiant Air Logo
5:17 pm - 8:17 pmDEN-PIA
2h 00mnonstop
$121Allegiant Air
Find Deal
Fri, Apr 18 - Mon, Apr 21
Allegiant Air Logo
3:08 pm - 4:27 pmPIA-DEN
2h 19mnonstop
Allegiant Air Logo
5:17 pm - 8:17 pmDEN-PIA
2h 00mnonstop
$123Allegiant Air
Find Deal
Fri, Apr 25 - Mon, Apr 28
United Airlines Logo
5:25 pm - 11:12 pmPIA-DEN
6h 47m1 stop
United Airlines Logo
5:29 pm - 8:51 pmDEN-PIA
2h 22mnonstop
$219United Airlines
Find Deal
Wed, May 14 - Sun, May 18
 Logo
3:08 pm - 4:27 pmPIA-DEN
2h 19mnonstop
 Logo
8:30 am - 2:18 pmDEN-PIA
28h 48m2 stops
Fri, May 2 - Sun, May 4
American Airlines Logo
5:16 pm - 10:39 pmPIA-DEN
6h 23m1 stop
American Airlines Logo
4:17 pm - 11:56 pmDEN-PIA
6h 39m1 stop
$229American Airlines
Find Deal
Fri, Apr 25 - Mon, Apr 28
United Airlines Logo
5:25 pm - 11:12 pmPIA-DEN
6h 47m1 stop
United Airlines Logo
5:29 pm - 8:51 pmDEN-PIA
2h 22mnonstop
$242United Airlines
Find Deal
Fri, May 16 - Sun, May 18
American Airlines Logo
4:18 pm - 10:59 pmPIA-DEN
7h 41m1 stop
American Airlines Logo
5:00 am - 11:04 amDEN-PIA
5h 04m1 stop
$280American Airlines
Find Deal
Wed, May 14 - Mon, May 19
 Logo
9:07 pm - 6:30 pmPIA-DEN
22h 23m3 stops
 Logo
5:17 pm - 8:17 pmDEN-PIA
2h 00mnonstop
Fri, Apr 18 - Mon, Apr 21

Allegiant Air flights from Peoria, Illinois to Denver

Our best Allegiant Air deals on Peoria, Illinois to Denver flight tickets
Allegiant Air
May 26
PIA10:09 amGreater Peoria
2h 25m
DEN11:34 amDenver Intl
May 30
DEN12:24 pmDenver Intl
2h 00m
PIA3:24 pmGreater Peoria
Allegiant Air
May 2
PIA3:08 pmGreater Peoria
2h 19m
DEN4:27 pmDenver Intl
May 5
DEN5:17 pmDenver Intl
2h 00m
PIA8:17 pmGreater Peoria
Allegiant Air
Apr 18
PIA3:08 pmGreater Peoria
2h 19m
DEN4:27 pmDenver Intl
Apr 21
DEN5:17 pmDenver Intl
2h 00m
PIA8:17 pmGreater Peoria

United Airlines flights from Peoria, Illinois to Denver

Our best United Airlines deals on Peoria, Illinois to Denver flight tickets
United Airlines
May 14
PIA5:25 pmGreater Peoria
6h 47m
1 stop
DEN11:12 pmDenver Intl
May 18
DEN5:29 pmDenver Intl
2h 22m
PIA8:51 pmGreater Peoria
United Airlines
May 16
PIA5:25 pmGreater Peoria
6h 47m
1 stop
DEN11:12 pmDenver Intl
May 18
DEN5:29 pmDenver Intl
2h 22m
PIA8:51 pmGreater Peoria
United Airlines
May 14
PIA8:50 amGreater Peoria
2h 40m
DEN10:30 amDenver Intl
May 18
DEN5:29 pmDenver Intl
2h 22m
PIA8:51 pmGreater Peoria

See travel insights to Denver from

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

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

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Peoria, Illinois is in January. Flight prices, which tend to average around $107, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in January, then you should wait until February to fly from Peoria, Illinois, when ticket prices are also cheap, with an average price of $148.

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

The cheapest day to depart on your flight to Denver is on a Monday when prices can be found for as low as $185. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Tuesday, with ticket prices averaging around $508.

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

The cheapest time of day to fly to Denver is in the afternoon when flights can be purchased for as low as $165. Flights in the morning are often more expensive with an average ticket price of $359.

What is the cheapest Greater Peoria to Denver Intl flight route?

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

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from Peoria, Illinois when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $219 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Peoria, Illinois for as low as $135 on momondo.

What cabin class options are available on Greater Peoria to Denver Intl flights?

There are 2 cabin classes available to choose from on Greater Peoria to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Peoria, Illinois to Denver flight prices changed over time?

As of April 2025, prices for Peoria, Illinois to Denver flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from Peoria, Illinois to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Peoria, Illinois to Denver according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Peoria, Illinois to Denver (PIA to DEN) flight deals and tips

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

Best Price Found

$177

Fastest flight time

2h 18m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from Peoria, Illinois in the past 72 hours is $177. The best round-trip flight deal from Peoria, Illinois to Denver found on momondo in the last 72 hours is $101.
The fastest flight from Peoria, Illinois to Denver takes 2h 18m
Direct flights go from Peoria, Illinois to Denver every day.
There is 1 airport near Denver: Denver Intl (DEN)

  • How far is Greater Peoria to Denver Intl by plane?

    Denver Intl is 813.3 mi away from Greater Peoria. A reasonable flight in good conditions will take 2h 18m.

  • When did momondo last update prices for flights from Greater Peoria Airport to Denver Intl Airport?

    Prices for flights from Greater Peoria Airport to Denver Intl Airport were last updated today.

  • How many operators does momondo search for flights from Greater Peoria Airport to Denver Intl Airport?

  • How old do you have to be to fly from Greater Peoria Airport to Denver Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Greater Peoria Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Peoria, Illinois to Denver?

  • What is the most popular airline from Peoria, Illinois to Denver?


Best airlines flying from Peoria, Illinois to Denver

Compare and see reviews for airlines that fly from Peoria, Illinois to Denver with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $91Free CancellationRating
7.3
732 reviews
Search Allegiant Air flights
American AirlinesPriceFrom $208Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $209Free CancellationRating
7.4
8,618 reviews
Search United Airlines flights
  • United Airlines Flights From Peoria, Illinois to Denver

    United Airlines flies from Peoria, Illinois to Denver around 7 times per week, with 8,621 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Peoria, Illinois to Denver in the last 72 hours was $209 (round-trip), much lower than the average airfare cost of $314 for United Airlines flights on this route.

  • Allegiant Air Flights From Peoria, Illinois to Denver

    $91 is the best Allegiant Air flight deal from Peoria, Illinois to Denver found on momondo over the last 72 hours. The average Allegiant Air ticket price found was closer to $161, however, with flight time and availability significantly affecting the price. Allegiant Air (7.3/10 from 732 user reviews) flies into Denver from Peoria, Illinois 2 times in an average week so prices can vary.


Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Estes Park
Breckenridge
Aurora
Black Hawk
Fort Collins
Keystone
Lakewood
Longmont
Cripple Creek
Boulder
Westminster
Greeley
Manitou Springs
Thornton
Sterling
Winter Park
Silverthorne
Copper Mountain
Golden
Centennial

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Peoria to Denver for you.

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

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

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

momondo provides multiple filters to help you find the best flight to Denver from Peoria. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Peoria to Denver flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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