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Route · FLL → SFO · 2020–2025 BTS data

Fort Lauderdale to San Francisco

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), FLL to SFO (Fort Lauderdale to San Francisco) ranks #2042 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

78.3%
On-time
-0.7 pts
vs US avg
73 min
Delay when late
6,125
Flights
#2042 of 4927
Corpus placement

Cancelled

0.9%

Best Month

Apr 2025 91%

Worst Month

Mar 2024 43%

Distance

2,584 mi

Carriers

8

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 141 36 0 0 B6,UA
Nov 2025 121 20 0 0 UA,B6
Oct 2025 97 12 0 1 B6,UA
Sep 2025 66 12 0 0 UA,B6
Aug 2025 81 18 1 0 UA,B6
Jul 2025 113 18 3 0 B6,UA
Jun 2025 90 18 1 0 B6,UA
May 2025 93 20 0 0 B6,UA
Apr 2025 106 10 0 0 UA,B6
Mar 2025 115 29 0 0 B6,UA
Feb 2025 104 12 0 0 B6,UA
Jan 2025 127 20 0 1 AS,B6,UA
Dec 2024 144 28 1 0 AS,B6,UA
Nov 2024 118 16 0 0 UA,B6,AS
Oct 2024 96 11 1 0 UA,B6
Sep 2024 89 19 0 1 UA,B6
Aug 2024 92 19 1 0 B6,UA
Jul 2024 93 16 2 0 B6,UA
Jun 2024 102 17 3 0 B6,UA
May 2024 125 34 0 2 B6,UA
Apr 2024 149 70 0 1 B6,UA
Mar 2024 169 97 1 0 AS,B6,UA
Feb 2024 159 67 0 2 AS,B6,UA
Jan 2024 165 45 12 5 AS,B6,UA

FLL–SFO seasonal on-time pattern

Best: November (86.2%) · weakest: March (71.1%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 75.1%

Strongest calendar month

November

86.2% on-time · ~96 flights/mo

Busiest calendar month

December

~121 flights/mo avg

Weakest calendar month

March

71.1% on-time · ~104 flights/mo

Cancellation Rate

0.9%

26 of 2,755 flights

Diversion Rate

0.5%

13 of 2,755 flights

Origin-hub reliability standing

Mid-pack among FLL departures

From FLL, this corridor sits with 32 other 75–85% on-time routes out of 62 tracked departures, not the hub's reliability leaders (1 at ≥85%) and not the softest ( 29 below 75%). Destination: San Francisco · fleet on-time rank #3746 of 4927.

What the Data Says About FLL to SFO

The Fort Lauderdale to San Francisco corridor (FLL to SFO) posts a 78.3% on-time rate on the lower edge of the average band, based on 6,125 tracked flights. Late flights run 73.4 minutes behind on average. 8 carriers cover the 2,584-mile route; over the last 24 months, 26 of 2,755 flights were cancelled (0.9%) and 0.5% diverted.

The monthly split is wide on this route: Apr 2025 posted the strongest performance at 91% on-time, while Mar 2024 came in at just 43% - a 48-point swing worth factoring into travel timing.

On the multi-year calendar, FLL–SFO peaks in November at 86.2% on-time while December carries the heaviest traffic (~121 flights per month) ; the softest month is March at 71.1%, a 15.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does FLL to SFO rank among US routes by traffic?
According to PlainFlights' route traffic ranking, FLL to SFO ranks #2042 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 FLL to SFO?
Flights from Fort Lauderdale to San Francisco have a 78.3% on-time rate based on 6,125 flights. The average delay is 73.4 minutes. The best recent month was Apr 2025 with 91% on-time.
What is the cancellation rate for FLL to SFO?
Over the last 24 months, 0.9% of flights on this route were cancelled (26 of 2,755 flights) and 0.5% were diverted.
How far is the flight from FLL to SFO?
The flight distance from Fort Lauderdale (FLL) to San Francisco (SFO) is approximately 2,584 miles. This route is served by 8 carriers.
When is the best time to fly from FLL to SFO?
The best recent month for on-time performance was Apr 2025 (91% on-time). The worst was Mar 2024 (43% 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 FLL–SFO data

FLL–SFO is mid-pack at 78.3% on-time; month and carrier mix move more than the corridor headline.

  • Compare FLL and SFO airport profiles: delay causes and top routes differ even on the same corridor. FLL airport
  • If your dates flex, November (86.2% on-time) beats March (71.1%) on this corridor. Seasonal chart
  • 4 other routes post a similar 78.3% 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.