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Route Reliability

San Francisco → SBP

SFO–SBP · 191 miles · San Francisco International Airport to SBP Airport

75
Usually Fine
WanderNerd Reliability Score
77%
Arrive within 15 minutes
18 min
Average arrival delay
1.0%
Cancelled
1,144
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 77% of the time across 1,144 flights. No comparison to make.

What the data says

The 12–3 PM departure wins.

SFO–SBP flights departing between 12–3 PM arrived on time 94% of the time, versus 71% between 9 AM–12 PM.

Mondays have been rough.

SFO–SBP flights arrived on time 85% of the time on Tuesdays and just 70% on Mondays. That gap is worth planning around.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon70%(158 flights)
  • Tue85%(153 flights)
  • Wed77%(161 flights)
  • Thu79%(160 flights)
  • Fri73%(164 flights)
  • Sat84%(155 flights)
  • Sun71%(176 flights)
On-time by departure window
  • 6–9 AM77%(31 flights)
  • 9 AM–12 PM71%(356 flights)
  • 12–3 PM94%(18 flights)
  • 3–6 PM76%(216 flights)
  • 6–9 PM80%(265 flights)
  • 9 PM–12 AM82%(241 flights)
On-time trend by month
66%
May

Jun 82% → May 66% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%89
July 202576%92
August 202585%92
September 202579%85
October 202570%118
November 202572%108
December 202572%86
January 202682%96
February 202677%83
March 202687%93
April 202674%90
May 202666%95

Keep nerding

Based on 1,144 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.