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Route Reliability

Richmond → Denver

RIC–DEN · 1,481 miles · Richmond International Airport to Denver International Airport

78
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
8 min
Average arrival delay
1.0%
Cancelled
724
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines86%374 flights
  2. 2.Southwest Airlines68%297 flights

Not enough history to rank: Frontier Airlines (53 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning flights do better here.

RIC–DEN flights departing between 6–9 AM arrived on time 85% of the time, versus 51% between 3–6 PM.

Sunday scaries are real for this one.

RIC–DEN flights arrived on time 90% of the time on Wednesdays and just 69% on Sundays. That gap is worth planning around.

United Airlines has a clear lead on this route.

United Airlines arrived on time 86% of the time on this route; Southwest Airlines managed 68%.

Flights on this route

The breakdown

On-time by weekday
  • Mon78%(99 flights)
  • Tue80%(91 flights)
  • Wed90%(86 flights)
  • Thu78%(116 flights)
  • Fri73%(103 flights)
  • Sat80%(91 flights)
  • Sun69%(124 flights)
On-time by departure window
  • 3–6 AM—(1 flights)
  • 6–9 AM85%(399 flights)
  • 9 AM–12 PM—(2 flights)
  • 12–3 PM82%(142 flights)
  • 3–6 PM51%(131 flights)
  • 6–9 PM71%(35 flights)
On-time trend by month
69%
May

Jun 82% → May 69% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%60
July 202573%60
August 202576%58
September 202583%60
October 202577%65
November 202591%57
December 202567%55
January 202680%46
February 202677%52
March 202674%65
April 202682%62
May 202669%70

Keep nerding

Based on 724 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.