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Route Reliability

Denver → PIA

DEN–PIA · 793 miles · Denver International Airport to PIA Airport

60
A Little Dicey
WanderNerd Reliability Score
64%
Arrive within 15 minutes
20 min
Average arrival delay
1.2%
Cancelled
434
Flights in the data

Data through May 2026.

Airlines on this route

  • United Airlines66% on time · 365 flights
  • Allegiant Air52% on time · 69 flights

Too little history on this route to call a winner. We rank airlines only after 100 flights each.

What the data says

The 3–6 PM departure wins.

DEN–PIA flights departing between 3–6 PM arrived on time 64% of the time, versus 25% between 6–9 PM.

Friday is doing you no favors.

DEN–PIA flights arrived on time 78% of the time on Wednesdays and just 56% on Fridays. That gap is worth planning around.

Ticking up lately.

DEN–PIA flights arrived on time 76% of the time over the last three months in the data, compared with 72% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon58%(83 flights)
  • Tue61%(51 flights)
  • Wed78%(54 flights)
  • Thu61%(54 flights)
  • Fri56%(80 flights)
  • Sat74%(49 flights)
  • Sun64%(56 flights)
On-time by departure window
  • 12–3 PM—(8 flights)
  • 3–6 PM64%(407 flights)
  • 6–9 PM25%(12 flights)
On-time trend by month
74%
May

Jun 49% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202549%39
July 202536%39
August 202550%40
September 202551%39
October 202570%40
November 202576%38
December 202564%39
January 202670%33
February 202682%28
March 202668%28
April 202686%29
May 202674%35

Keep nerding

Based on 434 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.