Skip to content
WanderNerd
Check a flight

Flight Reliability

UA 1973 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1973 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

80%
Arrive within 15 minutes
6 min
Average arrival delay
1.5%
Cancelled
7 min early
Median arrival delay

Based on 461 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(66 flights)
  • Tue87%(68 flights)
  • Wed78%(67 flights)
  • Thu82%(65 flights)
  • Fri77%(66 flights)
  • Sat84%(56 flights)
  • Sun79%(66 flights)
On-time by departure window
  • 6–9 AM87%(171 flights)
  • 9 AM–12 PM76%(53 flights)
  • 12–3 PM81%(31 flights)
  • 3–6 PM77%(100 flights)
  • 6–9 PM76%(62 flights)
  • 9 PM–12 AM70%(37 flights)
On-time trend by month
60%
May

Jun 55% → May 60% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202555%53
July 202584%31
August 202593%28
September 202593%58
October 202582%61
November 202580%54
December 202567%33
January 202690%29
February 202685%27
March 202694%31
April 202683%29
May 202660%20
Departures on time
83%
Diverted
0%
Flights flown
454
Months covered
12

Keep nerding

Based on 461 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.