Fort Lauderdale (FLL) to San Francisco (SFO): On-Time Performance
Data through July 2026
Fort Lauderdale (FLL) to San Francisco (SFO) effectively runs on two schedules. In April 2025, 91% of arrivals were on time; in April 2026 that fell to 70% — a 21-point seasonal swing. Across the full period the route averages 81% on-time against a national 78%. Morning departures also hold up better than evening ones (90% vs 68%), which matters most in the rough months.
- On-time
- 81%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 0.5%
- Flights/day
- 3.4
- last 12 months
- Duration
- 6h 18m
- scheduled
- Distance
- 2,584 mi
Best airline from FLL to SFO
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| United Airlinesmost reliable | 83% | 12 min | 0.8% | 1,017 |
| JetBlue Airways | 79% | 13 min | 0.3% | 1,580 |
Monthly on-time trend
Best time to fly from FLL to SFO
Aim for departures around 10 a.m. (96% on-time); avoid 5 p.m. departures (62%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 13 min |
| Tuesday | 84% | 11 min |
| Wednesdaybest | 87% | 10 min |
| Thursday | 82% | 12 min |
| Friday | 79% | 12 min |
| Saturday | 82% | 12 min |
| Sunday | 74% | 19 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft36%
- Airline operations26%
- National airspace system36%
- Weather3%
Frequently asked questions
- How often are flights from FLL to SFO delayed?
- 19% of FLL–SFO flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 13 minutes.
- Which airline is most reliable from FLL to SFO?
- United Airlines has the best on-time record on this route at 83%, based on 1,017 flights. 2 airlines flew FLL–SFO frequently enough to compare in this period.
- What is the best time of day to fly from FLL to SFO?
- Departures around 10 a.m. have the best record (96% on-time), while departures around 5 p.m. have the worst (62%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from FLL to SFO?
- The scheduled FLL–SFO flight time averages 6h 18m over 2,584 miles. Actual arrival times vary — flights on this route land 15+ minutes late 19% of the time.
- How often are FLL to SFO flights cancelled?
- 0.5% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from FLL to SFO?
- April 2026 was the roughest month in this dataset, with only 70% of arrivals on time. The best was April 2025 at 91%. If your dates are flexible, that 21-point gap is worth planning around.
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Based on 2,625 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.