Historical on-time performance
San Francisco to Fort Lauderdale
2,584 miData through May 2026Source: US DOT · BTS
Flights on SFO–FLL arrive on time 81% of the time over the last 12 months.
On-time rate81%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.4%of scheduled flights
based on 1,245 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesbestOn-time85%Medianon timep9020 minCancel0.4%Flights468
- JetBlue AirwaysOn-time78%Medianon timep9040 minCancel0.4%Flights777
Why flights run late
Delay causes
- Airline43%
- Weather0%
- Air traffic (NAS)22%
- Late aircraft35%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline60%
- Weather40%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 5 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SFO → FLL
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 85% on time.
- Mornings85% on time · p90 20 min · 1,159 flights
- Overnights79% on time · p90 40 min · 1,917 flights
- Middays78% on time · p90 35 min · 761 flights
- Afternoons56% on time · p90 85 min · 151 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 82% on time.
- Tuesdays82% on time · p90 30 min · 528 flights
- Wednesdays81% on time · p90 25 min · 546 flights
- Thursdays80% on time · p90 35 min · 584 flights
- Fridays79% on time · p90 50 min · 589 flights
- Mondays79% on time · p90 40 min · 572 flights
- Saturdays78% on time · p90 35 min · 576 flights
- Sundays77% on time · p90 40 min · 593 flights
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