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Flight Reliability

UA 276 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 276 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
3 min
Average arrival delay
1.6%
Cancelled
9 min early
Median arrival delay

Based on 387 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(56 flights)
  • Tue85%(54 flights)
  • Wed84%(57 flights)
  • Thu76%(54 flights)
  • Fri81%(57 flights)
  • Sat80%(49 flights)
  • Sun80%(54 flights)
On-time by departure window
  • 6–9 AM100%(41 flights)
  • 9 AM–12 PM92%(76 flights)
  • 12–3 PM76%(49 flights)
  • 3–6 PM93%(29 flights)
  • 6–9 PM76%(75 flights)
  • 9 PM–12 AM66%(111 flights)
On-time trend by month
96%
May

Jun 67% → May 96% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%30
July 202547%30
August 202572%43
September 202578%51
October 202577%31
November 202574%23
December 202577%30
January 202693%28
February 202689%28
March 202697%31
April 2026100%29
May 202696%27
Departures on time
80%
Diverted
0%
Flights flown
381
Months covered
12

Keep nerding

Based on 387 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.