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Flight Reliability

UA 601 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 601 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

90%
Arrive within 15 minutes
3 min early
Average arrival delay
1.6%
Cancelled
10 min early
Median arrival delay

Based on 437 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon90%(61 flights)
  • Tue89%(63 flights)
  • Wed92%(63 flights)
  • Thu89%(61 flights)
  • Fri91%(63 flights)
  • Sat91%(56 flights)
  • Sun91%(63 flights)
On-time by departure window
  • 3–6 AM—(1 flights)
  • 6–9 AM95%(322 flights)
  • 9 AM–12 PM90%(71 flights)
  • 6–9 PM50%(36 flights)
On-time trend by month
97%
May

Jun 93% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%30
July 202548%31
August 202597%29
September 202596%50
October 202597%31
November 202590%30
December 202587%31
January 202690%29
February 202692%26
March 202693%57
April 202695%55
May 202697%31
Departures on time
93%
Diverted
0%
Flights flown
430
Months covered
12

Keep nerding

Based on 437 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.