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Cheap Flights from Denver (DEN) to Peoria (PIA)

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      Travellers and cabin class, 1 Adult, Economy
      United
      Allegiant Air

      Compare Denver International to Greater Peoria flight deals

      Find the cheapest month or even day of the year to fly to Greater Peoria

      Book the best Greater Peoria fare with no extra fees

      Flight deals from Denver International to Greater Peoria

      Looking for a cheap last-minute deal or the best return flight from Denver International Airport to Greater Peoria Airport? If you want to travel next month, return fares start from $265. Find the lowest prices on one-way and return tickets right here.
      Peoria.$168 per passenger.Departing Thu, 29 Oct, returning Sun, 1 Nov.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Denver International on Thu, 29 Oct, arriving in Greater Peoria.Inbound direct flight with Allegiant Air departs from Greater Peoria on Sun, 1 Nov, arriving in Denver International.Price includes taxes and charges.From $168, select.
      Peoria.$238 per passenger.Departing Thu, 29 Apr, returning Sun, 2 May.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Denver International on Thu, 29 Apr, arriving in Greater Peoria.Inbound direct flight with Allegiant Air departs from Greater Peoria on Sun, 2 May, arriving in Denver International.Price includes taxes and charges.From $238, select.
      Peoria.$265 per passenger.Departing Thu, 10 Sep, returning Sun, 13 Sep.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Denver International on Thu, 10 Sep, arriving in Greater Peoria.Inbound direct flight with Allegiant Air departs from Greater Peoria on Sun, 13 Sep, arriving in Denver International.Price includes taxes and charges.From $265, select.
      Peoria.$270 per passenger.Departing Thu, 22 Oct, returning Sun, 25 Oct.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Denver International on Thu, 22 Oct, arriving in Greater Peoria.Inbound direct flight with Allegiant Air departs from Greater Peoria on Sun, 25 Oct, arriving in Denver International.Price includes taxes and charges.From $270, select.
      Peoria.$290 per passenger.Departing Sun, 13 Sep, returning Thu, 1 Oct.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Denver International on Sun, 13 Sep, arriving in Greater Peoria.Inbound direct flight with Allegiant Air departs from Greater Peoria on Thu, 1 Oct, arriving in Denver International.Price includes taxes and charges.From $290, select.
      Peoria.$387 per passenger.Departing Sat, 7 Nov, returning Sat, 14 Nov.Return flight with United.Outbound direct flight with United departs from Denver International on Sat, 7 Nov, arriving in Greater Peoria.Inbound direct flight with United departs from Greater Peoria on Sat, 14 Nov, arriving in Denver International.Price includes taxes and charges.From $387, select.
      Peoria.$403 per passenger.Departing Wed, 25 Nov, returning Wed, 2 Dec.Return flight with United.Outbound indirect flight with United, departs from Denver International on Wed, 25 Nov, arriving in Greater Peoria.Inbound indirect flight with United, departs from Greater Peoria on Wed, 2 Dec, arriving in Denver International.Price includes taxes and charges.From $403, select.
      Peoria.$514 per passenger.Departing Wed, 17 Feb, returning Wed, 24 Feb.Return flight with United.Outbound indirect flight with United, departs from Denver International on Wed, 17 Feb, arriving in Greater Peoria.Inbound indirect flight with United, departs from Greater Peoria on Wed, 24 Feb, arriving in Denver International.Price includes taxes and charges.From $514, select.
      Peoria.$522 per passenger.Departing Thu, 22 Apr, returning Sun, 25 Apr.Return flight with United.Outbound indirect flight with United, departs from Denver International on Thu, 22 Apr, arriving in Greater Peoria.Inbound indirect flight with United, departs from Greater Peoria on Sun, 25 Apr, arriving in Denver International.Price includes taxes and charges.From $522, select.
      Peoria.$825 per passenger.Departing Fri, 25 Dec, returning Mon, 28 Dec.Return flight with United.Outbound indirect flight with United, departs from Denver International on Fri, 25 Dec, arriving in Greater Peoria.Inbound indirect flight with United, departs from Greater Peoria on Mon, 28 Dec, arriving in Denver International.Price includes taxes and charges.From $825, select.

      Find the cheapest month to fly from Denver International to Greater Peoria

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Greater Peoria flights are currently cheapest in September.
      Aug
      Find prices
      Sep
      from $265
      Oct
      from $270
      Nov
      from $387
      Dec
      from $825
      Jan
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      Feb
      from $514
      Mar
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      Apr
      from $522
      May
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      Jun
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      Jul
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      Direct flights from Denver International to Greater Peoria

      Allegiant Air
      United

      Denver International to Greater Peoria: Alternative routes

      Compare routes from Denver International to Peoria below. You may find an airport to fly into that's cheaper, faster, or easier than Greater Peoria.

      Greater Peoria

      9km from central Peoria
      ClosestCheapest
      from $168
      Search flights

      Central Illinois Regional

      61km from central Peoria
      from $441
      Search flights

      Denver to Peoria: Flight information

      The things to know before you go.
      Cheapest flight found$168
      Cheapest month to flyOctober
      Average flight time2 hrs, 11 mins
      Most popular airlineUnited
      Average flights per week11

      Finding cheap flights from Denver International to Greater Peoria: Frequently asked questions

      The best price we found for a return flight from Denver International to Greater Peoria is $168. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      2 hours and 11 minutes is the average flight time from Denver International to Greater Peoria.
      United and Allegiant Air fly direct from Denver International to Greater Peoria.
      As of August 2026, there are 11 flights per week flying from Denver International to Greater Peoria.
      The cheapest month to fly from Denver International to Greater Peoria is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Greater Peoria Airport on Thursday, 29 October 2026.
      Yes – the average flight time is 2 hours and 11 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Greater Peoria but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Peoria is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Allegiant Air offers the cheapest flight tickets to Greater Peoria.

      Travelling from Denver International Airport (DEN) to Greater Peoria Airport (PIA): what you need to know

      • Around 2 hours 20 minutes is how long you'll be travelling on a direct flight from Denver International Airport to Greater Peoria Airport.

      • Choose from eight weekly Denver International Airport to Greater Peoria Airport flights. The 12:05 departure with Allegiant Air is the earliest flight you can take. Allegiant Air operates the last service of the day at 18:41.

      • Your DEN to PIA flight won't wait if you're running late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

      • You'll likely experience bigger queues during popular months like July. Arriving up to four hours in advance for international flights and two hours for domestic departures is a wise move.

      • United is your ticket to exploring Peoria (and perhaps some other exciting parts of the United States!). Browse the direct flights from Denver International Airport to Greater Peoria Airport offered by this airline.

      • The majority of travellers choose to travel with United on this route.

      • Among carriers operating DEN to PIA flights, United has the highest rate of on-time arrivals.

      • If you want to add a stop to your trip, simply deselect 'Direct flights only' when searching for your ticket from Denver International Airport to Greater Peoria Airport. These are the top stopovers between DEN and PIA:

        • Chicago O'Hare International Airport

        • Dallas Fort Worth International Airport

        • Nashville Airport

      Handy information about Denver International Airport (DEN)

      • The address for DEN is 8500 Pena Boulevard.

      • Denver International Airport has a strong on-time record, reducing your chances of a delayed flight. Departures from DEN make it to their destination as scheduled 80% of the time.

      • To get to Denver International Airport from central Denver, it takes about 35 minutes if you're going by car. This depends on traffic though. It's approximately 40 kilometres from the airport to the city centre.

      • Expect a journey time of around 35 minutes on public transport.

      • Looking for a place to stay before your flight from Denver International Airport to Greater Peoria Airport? Consider Baymont by Wyndham Denver International Airport. Catch some z's here before heading to DEN.

      Arriving at Greater Peoria Airport (PIA)

      • Hop off your Denver International Airport to Greater Peoria Airport flight and be snoozing in your hotel bed shortly after. If you want a comfy option a short journey from PIA, head for OYO Hotel Downtown Peoria I-74.

      • Follow your own route with a Greater Peoria Airport rental car. Pick up a set of wheels from Budget, Enterprise or Alamo and discover more of Peoria and beyond.

      • Book your ride from Greater Peoria Airport several weeks before your departure to get the best possible rate. If you're planning to travel during peak season, it's wise to book even earlier.

      When to fly to Greater Peoria Airport (PIA)

      • July is the most popular month for flights from Denver International Airport to Greater Peoria Airport. To avoid the crowds, travel to Peoria in March.

      • The warmest month in Peoria is July, with temperatures ranging between 15ºC (59ºF) and 31ºC (88ºF). Book your flights from Denver International Airport to Greater Peoria Airport in this month if this is the type of weather you like.

      • If you want cooler conditions, search for a cheap ticket from DEN to PIA in January. Temperatures average between -12ºC (10ºF) and 4ºC (39ºF) then.

      Explore more of the United States

      • You've visited Peoria, now it's time to explore more of the United States. Journey around 209 kilometres north-east to Chicago to tick off its must-visit sights. From Millennium Park to Art Institute of Chicago and Willis Tower, there's plenty to keep you busy.

      • Indianapolis is another must-experience destination in the United States and is around 306 kilometres east of Peoria. No trip is complete without experiencing Lucas Oil Stadium, Eiteljorg Museum and The Children's Museum of Indianapolis.

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      Plan the rest of your trip from Denver to Peoria

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.