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Route · SFO → SBP · 2020–2025 BTS data

San Francisco to San Luis Obispo

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SFO to SBP (San Francisco to San Luis Obispo) ranks #2192 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

82.4%
On-time
+3.4 pts
vs US avg
93 min
Delay when late
5,726
Flights
#2192 of 4927
Corpus placement

Cancelled

1.5%

Best Month

Jun 2024 93%

Worst Month

Oct 2025 70%

Distance

190 mi

Carriers

2

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 88 26 2 0 OO
Nov 2025 115 31 6 1 OO
Oct 2025 120 36 0 2 OO
Sep 2025 85 18 0 0 OO
Aug 2025 93 14 0 1 OO
Jul 2025 92 23 0 0 OO
Jun 2025 90 16 0 1 OO
May 2025 108 23 0 0 OO
Apr 2025 111 17 0 2 OO
Mar 2025 95 25 1 0 OO
Feb 2025 78 14 3 1 OO
Jan 2025 81 10 0 0 OO
Dec 2024 92 20 4 4 OO
Nov 2024 119 23 5 0 OO
Oct 2024 124 11 0 1 OO
Sep 2024 96 9 2 3 OO
Aug 2024 75 8 0 0 OO
Jul 2024 62 10 0 0 OO
Jun 2024 59 4 0 0 OO
May 2024 61 10 0 0 OO,UA
Apr 2024 60 11 4 0 OO
Mar 2024 68 8 3 0 OO
Feb 2024 73 20 2 0 OO
Jan 2024 70 12 0 0 OO

SFO–SBP seasonal on-time pattern

Best: July (84.4%) · weakest: December (76.6%)

76%78%80%82%84%86% JanFebMarAprMayJunJulAugSepOctNovDec 76.6%

Strongest calendar month

July

84.4% on-time · ~86 flights/mo

Busiest calendar month

October

~94 flights/mo avg

Weakest calendar month

December

76.6% on-time · ~77 flights/mo

Cancellation Rate

1.5%

32 of 2,115 flights

Diversion Rate

0.8%

16 of 2,115 flights

Origin-hub reliability standing

Mid-pack among SFO departures

From SFO, this corridor sits with 50 other 75–85% on-time routes out of 73 tracked departures, not the hub's reliability leaders (20 at ≥85%) and not the softest ( 3 below 75%). Destination: San Luis Obispo · fleet on-time rank #2206 of 4927.

What the Data Says About SFO to SBP

Bureau of Transportation Statistics records show San Francisco to San Luis Obispo (SFO to SBP) running a 82.4% on-time rate over 5,726 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 93.2 minutes. The 190-mile corridor is served by 2 carriers, and over the last 24 months 1.5% of 2,115 flights were cancelled, 0.8% diverted.

The monthly split is wide on this route: Jun 2024 posted the strongest performance at 93% on-time, while Oct 2025 came in at just 70% - a 23-point swing worth factoring into travel timing.

On the multi-year calendar, SFO–SBP peaks in July at 84.4% on-time while October carries the heaviest traffic (~94 flights per month) ; the softest month is December at 76.6%, a 7.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SFO to SBP rank among US routes by traffic?
According to PlainFlights' route traffic ranking, SFO to SBP ranks #2192 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from SFO to SBP?
Flights from San Francisco to San Luis Obispo have a 82.4% on-time rate based on 5,726 flights. The average delay is 93.2 minutes. The best recent month was Jun 2024 with 93% on-time.
What is the cancellation rate for SFO to SBP?
Over the last 24 months, 1.5% of flights on this route were cancelled (32 of 2,115 flights) and 0.8% were diverted.
How far is the flight from SFO to SBP?
The flight distance from San Francisco (SFO) to San Luis Obispo (SBP) is approximately 190 miles. This route is served by 2 carriers.
When is the best time to fly from SFO to SBP?
The best recent month for on-time performance was Jun 2024 (93% on-time). The worst was Oct 2025 (70% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Using SFO–SBP data

SFO–SBP runs 3.4 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare SFO and SBP airport profiles: delay causes and top routes differ even on the same corridor. SFO airport
  • If your dates flex, July (84.4% on-time) beats December (76.6%) on this corridor. Seasonal chart
  • 4 other routes post a similar 82.4% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.