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Flight Reliability

UA 5755 · United Airlines

GJT → Denver (GJT–DEN)

50
A Little Dicey
WanderNerd Reliability Score
65%
Arrive within 15 minutes
24 min
Average arrival delay
4.1%
Cancelled
4 min
Median arrival delay

Based on 362 historical flights. Data through May 2026.

What the data says

The late departure is the smart one here.

UA 5755 departing between 6–9 PM arrived on time 69% of the time, versus 46% between 3–6 PM.

Mondays have been rough.

UA 5755 arrived on time 77% of the time on Wednesdays and just 57% on Mondays. That gap is worth planning around.

Lagging the GJT–DEN route.

UA 5755 arrived on time 65% of the time, versus 77% across the GJT–DEN route.

Lagging the United Airlines network.

UA 5755 arrived on time 65% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon57%(51 flights)
  • Tue65%(49 flights)
  • Wed77%(51 flights)
  • Thu63%(49 flights)
  • Fri63%(48 flights)
  • Sat73%(48 flights)
  • Sun61%(51 flights)
On-time by departure window
  • 3–6 PM46%(57 flights)
  • 6–9 PM69%(290 flights)
On-time trend by month
52%
May

Jun 52% → May 52% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202552%27
July 202552%25
August 202540%30
September 202573%30
October 202574%31
November 202587%23
December 202577%31
January 202673%30
February 202671%28
March 202658%31
April 202677%30
May 202652%31
Departures on time
73%
Diverted
0%
Flights flown
347
Months covered
12

Same route, other flights

Keep nerding

Based on 362 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.