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Flight Reliability

UA 1175 · United Airlines

San Francisco → Honolulu (SFO–HNL)100% of its flights flew this route. The rest (IAH–SFO) are included in these numbers.

98
Nerd Approved
WanderNerd Reliability Score
92%
Arrive within 15 minutes
6 min early
Average arrival delay
0.5%
Cancelled
8 min early
Median arrival delay

Based on 366 historical flights. Data through May 2026.

What the data says

Friday is doing you no favors.

UA 1175 arrived on time 98% of the time on Tuesdays. On Fridays: 87%.

Better than the SFO–HNL route average.

UA 1175 arrived on time 92% of the time, versus 82% across the SFO–HNL route.

Better than the United Airlines network average.

UA 1175 arrived on time 92% of the time, versus 79% across the United Airlines network.

Recent months have been rougher.

UA 1175 arrived on time 87% of the time over the last three months in the data, compared with 97% in the three months before that.

The breakdown

On-time by weekday
  • Mon90%(52 flights)
  • Tue98%(52 flights)
  • Wed96%(51 flights)
  • Thu96%(53 flights)
  • Fri87%(52 flights)
  • Sat89%(52 flights)
  • Sun90%(52 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM92%(363 flights)
On-time trend by month
71%
May

Jun 97% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202597%30
July 202593%30
August 202587%31
September 202590%30
October 202590%31
November 2025100%29
December 202594%31
January 202697%31
February 2026100%29
March 2026100%31
April 202690%30
May 202671%31
Departures on time
82%
Diverted
0%
Flights flown
364
Months covered
12

Same route, other flights

Keep nerding

Based on 366 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.