--- title: "Peoria (PIA) to Denver (DEN) flights: who flies it" description: "United Airlines and Allegiant Air fly nonstop from PIA to DEN, about 8 flights a week, scheduled at 2h 20m to 2h 41m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/pia-den" url: "https://2lnr.com/routes/pia-den.md" date_modified: "2026-10-18T05:10:47Z" --- # Peoria to Denver (PIA-DEN): nonstop flights and who flies them United Airlines and Allegiant Air fly the PIA to DEN nonstop about 8 times a week. The timetable below shows the nonstop scheduled at 2h 20m to 2h 41m for the 791 miles. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 23, 2026. See PIA to DEN on the interactive map [Get started free](https://2lnr.com/login) 8 Flights a week, 4-week average 2h 20m to 2h 41m Scheduled flight time 791 mi Nonstop distance Free To get started ## Peoria to Denver flight schedule Scheduled nonstop departures for PIA to DEN starting October 22, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Peoria (PIA) to Denver (DEN) | Date | Flight | Airline | Departs PIA | Arrives DEN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | UA 5455 | United Airlines | 08:45 | 10:26 | 2h 41m | [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) | | Thu, Oct 22 | G4 1452 | Allegiant Air | 17:24 | 18:44 | 2h 20m | [Airbus A319](https://2lnr.com/seatmaps/g4/a319.md) | | Fri, Oct 23 | UA 5455 | United Airlines | 08:45 | 10:26 | 2h 41m | Embraer E175 | | Sat, Oct 24 | UA 5455 | United Airlines | 08:45 | 10:26 | 2h 41m | Embraer E175 | | Sun, Oct 25 | UA 5455 | United Airlines | 08:45 | 10:26 | 2h 41m | Embraer E175 | | Sun, Oct 25 | G4 1452 | Allegiant Air | 17:24 | 18:44 | 2h 20m | Airbus A319 | | Mon, Oct 26 | UA 5455 | United Airlines | 08:45 | 10:26 | 2h 41m | Embraer E175 | | Tue, Oct 27 | UA 5455 | United Airlines | 08:45 | 10:26 | 2h 41m | Embraer E175 | | Wed, Oct 28 | UA 5455 | United Airlines | 08:45 | 10:26 | 2h 41m | Embraer E175 | Showing all 9 scheduled PIA to DEN departures across 7 days with service, starting October 22, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every PIA to DEN date on the interactive map ## Aircraft on the Peoria to Denver nonstop In the schedule table on this page, United Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md), and Allegiant Air flies the [Airbus A319](https://2lnr.com/seatmaps/g4/a319.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full PIA to DEN nonstop schedule This page carries the full PIA to DEN nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each PIA to DEN nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See PIA to DEN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Peoria to Denver nonstop Carriers operating PIA to DEN nonstop in the current schedule. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) - [Allegiant Air (G4) route map](https://2lnr.com/routes/airlines/g4.md)\ [The aircraft G4 flies](https://2lnr.com/seatmaps/g4.md) See PIA to DEN on the interactive map → ## Frequently asked questions about PIA to DEN **How long is the flight from Peoria (PIA) to Denver (DEN)?** Scheduled flight times from Peoria (PIA) to Denver (DEN) run from 2h 20m to 2h 41m across the departures in the schedule table on this page. The nonstop covers about 791 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from PIA to DEN?** United Airlines and Allegiant Air fly PIA to DEN nonstop. 2LNR doesn't show award or upgrade space for any of them on PIA to DEN, so this page carries the schedule rather than a space claim. **How many flights a week are there from PIA to DEN?** About 8 nonstop flights a week run between Peoria (PIA) and Denver (DEN) in the current schedule, operated by United Airlines and Allegiant Air. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from PIA to DEN depart?** Scheduled PIA to DEN nonstops in the next 7 days with service leave between 08:45 and 17:24, local time at Peoria. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate PIA to DEN nonstop?** In the schedule table on this page, PIA to DEN nonstops fly as UA 5455 on United Airlines and G4 1452 on Allegiant Air. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on PIA to DEN?** Not on this route: 2LNR doesn't show award or upgrade space for any airline flying PIA to DEN. The page carries the full PIA to DEN nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [DEN to PIA nonstop flights](https://2lnr.com/routes/den-pia.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Peoria (PIA)](https://2lnr.com/routes/pia.md), or [every route from Denver (DEN)](https://2lnr.com/routes/den.md). Nonstops to Denver (DEN) from other airports within 150 miles of Peoria (PIA): - [Moline (MLI) to Denver (DEN)](https://2lnr.com/routes/mli-den.md), 68 miles from PIA - [Chicago (ORD) to Denver (DEN)](https://2lnr.com/routes/ord-den.md), 129 miles from PIA - [Cedar Rapids (CID) to Denver (DEN)](https://2lnr.com/routes/cid-den.md), 133 miles from PIA - [St. Louis (STL) to Denver (DEN)](https://2lnr.com/routes/stl-den.md), 138 miles from PIA Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full PIA to DEN nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)