PlainFlights

Route · SBA → SFO · 2020–2025 BTS data

Santa Barbara to San Francisco

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SBA to SFO (Santa Barbara to San Francisco) ranks #1718 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

79.2%
On-time
+0.2 pts
vs US avg
81 min
Delay when late
7,381
Flights
#1718 of 4927
Corpus placement

Cancelled

1.8%

Best Month

Sep 2024 90%

Worst Month

Feb 2024 40%

Distance

262 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 118 35 2 0 UA,OO
Nov 2025 146 64 7 0 OO,UA
Oct 2025 142 48 0 0 OO,UA
Sep 2025 132 30 1 0 UA,OO
Aug 2025 111 36 1 0 OO,UA
Jul 2025 123 49 5 0 OO,UA
Jun 2025 120 41 0 0 OO,UA
May 2025 153 47 1 0 OO,UA
Apr 2025 145 37 0 0 OO,UA
Mar 2025 116 31 1 0 OO,UA
Feb 2025 91 18 3 0 OO,UA
Jan 2025 80 10 0 0 OO,UA
Dec 2024 91 15 1 0 OO,UA
Nov 2024 117 39 0 1 OO,UA
Oct 2024 120 21 1 0 UA,OO
Sep 2024 115 11 0 0 OO,UA
Aug 2024 122 13 2 0 OO,UA
Jul 2024 123 24 1 0 OO,UA
Jun 2024 60 9 5 0 OO,UA
May 2024 84 24 1 0 OO,UA
Apr 2024 82 47 3 0 OO,UA
Mar 2024 92 46 1 0 OO,UA
Feb 2024 87 52 9 0 OO,UA
Jan 2024 93 27 3 0 OO,UA

SBA–SFO seasonal on-time pattern

Best: September (83.3%) · weakest: December (73.7%)

70%75%80%85% JanFebMarAprMayJunJulAugSepOctNovDec 73.7%

Strongest calendar month

September

83.3% on-time · ~115 flights/mo

Busiest calendar month

August

~115 flights/mo avg

Weakest calendar month

December

73.7% on-time · ~89 flights/mo

Cancellation Rate

1.8%

48 of 2,663 flights

Diversion Rate

0.0%

1 of 2,663 flights

Origin-hub reliability standing

Mid-pack among SBA departures

From SBA, this corridor sits with 6 other 75–85% on-time routes out of 12 tracked departures, not the hub's reliability leaders (6 at ≥85%) and not the softest ( 0 below 75%). Destination: San Francisco · fleet on-time rank #3452 of 4927.

What the Data Says About SBA to SFO

7,381 tracked flights put the SBA to SFO pairing (Santa Barbara to San Francisco) at a 79.2% on-time rate, squarely in line with the wider network. Delays that do occur run 81.0 minutes on average. Across the 262-mile route and its 3 carriers, the trailing 24 months show 1.8% cancelled and 0.0% diverted (2,663 flights sampled).

The monthly split is wide on this route: Sep 2024 posted the strongest performance at 90% on-time, while Feb 2024 came in at just 40% - a 50-point swing worth factoring into travel timing.

On the multi-year calendar, SBA–SFO peaks in September at 83.3% on-time while August carries the heaviest traffic (~115 flights per month) ; the softest month is December at 73.7%, a 9.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SBA to SFO rank among US routes by traffic?
According to PlainFlights' route traffic ranking, SBA to SFO ranks #1718 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 SBA to SFO?
Flights from Santa Barbara to San Francisco have a 79.2% on-time rate based on 7,381 flights. The average delay is 81.0 minutes. The best recent month was Sep 2024 with 90% on-time.
What is the cancellation rate for SBA to SFO?
Over the last 24 months, 1.8% of flights on this route were cancelled (48 of 2,663 flights) and 0.0% were diverted.
How far is the flight from SBA to SFO?
The flight distance from Santa Barbara (SBA) to San Francisco (SFO) is approximately 262 miles. This route is served by 3 carriers.
When is the best time to fly from SBA to SFO?
The best recent month for on-time performance was Sep 2024 (90% on-time). The worst was Feb 2024 (40% 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 SBA–SFO data

SBA–SFO is mid-pack at 79.2% on-time; month and carrier mix move more than the corridor headline.

  • Compare SBA and SFO airport profiles: delay causes and top routes differ even on the same corridor. SBA airport
  • If your dates flex, September (83.3% on-time) beats December (73.7%) on this corridor. Seasonal chart
  • 4 other routes post a similar 79.2% 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.