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Route Reliability

Cleveland → San Francisco

CLE–SFO · 2,161 miles · Cleveland Hopkins International Airport to San Francisco International Airport

98
Nerd Approved
WanderNerd Reliability Score
90%
Arrive within 15 minutes
3 min early
Average arrival delay
0%
Cancelled
589
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 90% of the time across 589 flights. No comparison to make.

What the data says

Morning-you made the right choice.

CLE–SFO flights departing between 6–9 AM arrived on time 93% of the time, versus 80% between 6–9 PM.

Saturday has been the better bet.

A small edge: 94% on time on Saturdays against 87% on Thursdays.

It basically never cancels.

Out of 589 scheduled flights, only 0.0% were cancelled.

Trending in the right direction.

CLE–SFO flights arrived on time 94% of the time over the last three months in the data, compared with 80% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon88%(89 flights)
  • Tue93%(75 flights)
  • Wed90%(82 flights)
  • Thu87%(87 flights)
  • Fri88%(89 flights)
  • Sat94%(78 flights)
  • Sun89%(89 flights)
On-time by departure window
  • 6–9 AM93%(395 flights)
  • 9 AM–12 PM—(1 flights)
  • 3–6 PM82%(173 flights)
  • 6–9 PM80%(20 flights)
On-time trend by month
91%
May

Jun 92% → May 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202592%60
July 202585%61
August 202593%57
September 202595%57
October 202596%76
November 202592%59
December 202575%52
January 202675%36
February 202689%28
March 2026100%31
April 202690%30
May 202691%42

Keep nerding

Based on 589 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.