Skip to content
WanderNerd
Check a flight

Route Reliability

San Francisco → MRY

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

79
Usually Fine
WanderNerd Reliability Score
79%
Arrive within 15 minutes
16 min
Average arrival delay
0.6%
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 79% of the time across 684 flights. No comparison to make.

What the data says

Mornings have a slight edge.

Departures between 9 AM–12 PM arrived on time 81% of the time, against 75% between 6–9 PM.

Thursdays have been rough.

SFO–MRY flights arrived on time 91% of the time on Saturdays and just 73% on Thursdays. That gap is worth planning around.

Recent months have been rougher.

SFO–MRY flights arrived on time 75% of the time over the last three months in the data, compared with 86% 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
  • Mon75%(103 flights)
  • Tue83%(87 flights)
  • Wed82%(98 flights)
  • Thu73%(99 flights)
  • Fri75%(96 flights)
  • Sat91%(90 flights)
  • Sun77%(103 flights)
On-time by departure window
  • 9 AM–12 PM81%(282 flights)
  • 12–3 PM—(8 flights)
  • 3–6 PM79%(72 flights)
  • 6–9 PM75%(91 flights)
  • 9 PM–12 AM80%(223 flights)
On-time trend by month
64%
May

Jun 71% → May 64% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202571%59
July 202578%60
August 202581%57
September 202581%53
October 202582%61
November 202582%60
December 202582%45
January 202684%49
February 202691%45
March 202682%39
April 202679%79
May 202664%69

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.