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Flight Reliability

UA 5037 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 5037 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

85%
Arrive within 15 minutes
3 min
Average arrival delay
0.8%
Cancelled
9 min early
Median arrival delay

Based on 367 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(54 flights)
  • Tue88%(48 flights)
  • Wed90%(52 flights)
  • Thu83%(54 flights)
  • Fri87%(54 flights)
  • Sat85%(48 flights)
  • Sun89%(54 flights)
On-time by departure window
  • 6–9 AM96%(55 flights)
  • 9 AM–12 PM84%(280 flights)
  • 12–3 PM79%(29 flights)
On-time trend by month
84%
May

Jun 91% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202591%23
July 202587%31
August 202590%39
September 202597%30
October 202587%31
November 202597%30
December 202574%31
January 202684%31
February 202682%27
March 202673%30
April 202680%30
May 202684%31
Departures on time
86%
Diverted
0%
Flights flown
364
Months covered
12

Keep nerding

Based on 367 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.