Best Time to Fly SAT to FLL: On-Time Stats by Hour & Airline
San Antonio International → Fort Lauderdale-Hollywood International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 78.0% of San Antonio (SAT) to Fort Lauderdale (FLL) flights arrived on time (224 scheduled flights). That is in line with the national average of 77.6%.
Spirit Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Saturday was the most reliable day (88% on time) and December the worst month (64%).
The cancellation rate was 4.5% (US average 1.8%).
SAT to FLL on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Spirit Airlines | 77.5% | 68 min | 4.6% | 219 |
| Southwest Airlines | Limited data | 5 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SAT to FLL
On-time arrival % by scheduled departure hour (local time), 524 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 12 | |
| 6am–7am | Limited data | 12 | |
| 7am–8am | 87.0% | 0.0% | 92 |
| 8am–9am | Limited data | 1 | |
| 10am–11am | 80.2% | 5.8% | 139 |
| 11am–12pm | Limited data | 28 | |
| 1pm–2pm | Limited data | 8 | |
| 2pm–3pm | Limited data | 19 | |
| 4pm–5pm | Limited data | 3 | |
| 5pm–6pm | Limited data | 15 | |
| 6pm–7pm | 67.2% | 1.5% | 65 |
| 7pm–8pm | 76.8% | 3.1% | 98 |
| 8pm–9pm | 81.2% | 0.0% | 32 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SAT to FLL
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 15 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 59.4% | -19.7 pts | 3.0% | 33 |
| Summer peak (Jun 15 - Aug 15) | 86.8% | +7.7 pts | 2.9% | 70 |
| All other days | 79.0% | — | 2.5% | 406 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).