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Route Reliability

MRY → San Francisco

MRY–SFO · 77 miles · MRY Airport to San Francisco International Airport

80
Pretty Reliable
WanderNerd Reliability Score
75%
Arrive within 15 minutes
9 min
Average arrival delay
0.7%
Cancelled
684
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 75% of the time across 684 flights. No comparison to make.

What the data says

Morning-you made the right choice.

MRY–SFO flights departing between 3–6 AM arrived on time 93% of the time, versus 70% between 12–3 PM.

Tuesday has been the better bet.

A small edge: 77% on time on Tuesdays against 72% on Fridays.

Recent months have been rougher.

MRY–SFO flights arrived on time 57% of the time over the last three months in the data, compared with 76% in the three months before that.

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
  • Mon73%(103 flights)
  • Tue77%(88 flights)
  • Wed75%(100 flights)
  • Thu76%(101 flights)
  • Fri72%(101 flights)
  • Sat77%(88 flights)
  • Sun75%(98 flights)
On-time by departure window
  • 3–6 AM93%(97 flights)
  • 6–9 AM74%(209 flights)
  • 9 AM–12 PM—(5 flights)
  • 12–3 PM70%(267 flights)
  • 3–6 PM—(8 flights)
  • 6–9 PM77%(93 flights)
On-time trend by month
40%
May

Jun 81% → May 40% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202581%59
July 202590%60
August 202593%57
September 202587%53
October 202587%62
November 202583%60
December 202567%45
January 202688%48
February 202673%48
March 202687%38
April 202646%79
May 202640%70

Keep nerding

Based on 684 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.