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Flight Reliability

UA 4694 · United Airlines

BIS → Denver (BIS–DEN)99% of its flights flew this route. The rest (ORD–PIA, ORD–PSP) are included in these numbers.

84
Pretty Reliable
WanderNerd Reliability Score
85%
Arrive within 15 minutes
1 min
Average arrival delay
0.8%
Cancelled
17 min early
Median arrival delay

Based on 365 historical flights. Data through May 2026.

What the data says

Mondays have been rough.

UA 4694 arrived on time 96% of the time on Wednesdays and just 75% on Mondays. That gap is worth planning around.

A bit ahead of the BIS–DEN route.

UA 4694 arrived on time 85% of the time, versus 78% across the BIS–DEN route.

A bit ahead of the United Airlines network.

UA 4694 arrived on time 85% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon75%(52 flights)
  • Tue86%(49 flights)
  • Wed96%(52 flights)
  • Thu88%(50 flights)
  • Fri92%(50 flights)
  • Sat82%(51 flights)
  • Sun76%(53 flights)
On-time by departure window
  • 9 AM–12 PM—(1 flights)
  • 12–3 PM85%(356 flights)
On-time trend by month
90%
May

Jun 79% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202579%28
July 202582%28
August 202581%31
September 202593%30
October 202594%31
November 202590%29
December 202571%31
January 202680%30
February 202696%27
March 202677%31
April 202687%30
May 202690%31
Departures on time
84%
Diverted
1.4%
Flights flown
357
Months covered
12

Same route, other flights

Keep nerding

Based on 365 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.