Best Time to Fly SFO to SAN
San Francisco to San Diego — month-by-month delay data from the Bureau of Transportation Statistics.
Best month
January
1% on time
Worst month
January
1% on time
SFO → SAN on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
Monthly breakdown
| Month | On-time | Cancel rate | Flights |
|---|---|---|---|
| January | 1% | 0% | 1,931 |
| February | 1% | 0% | 1,743 |
| March | 1% | 0% | 2,044 |
| April | 1% | 0% | 2,114 |
| May | 1% | 0% | 2,248 |
| June | 1% | 0% | 2,146 |
| July | 1% | 0% | 2,330 |
| August | 1% | 0% | 1,731 |
| September | 1% | 0% | 1,677 |
| October | 1% | 0% | 1,722 |
| November | 1% | 0% | 1,665 |
| December | 1% | 0% | 1,619 |
Frequently asked
What is the best month to fly from SFO to SAN?
January has the highest on-time rate at 1% for flights from San Francisco to San Diego.
What is the worst month to fly SFO to SAN?
January has the lowest on-time rate at 1%, often due to winter weather.
How often are SFO to SAN flights delayed?
On average, 1% of flights from SFO to SAN arrive on time. That means about 99% experience some form of delay.
Source: Bureau of Transportation Statistics.