Best Time to Fly SJU to TPA: On-Time Stats by Hour & Airline
Luis Munoz Marin International → Tampa International
Data through July 2026 · Last updated October 18, 2026
1,519 flights were scheduled from San Juan (SJU) to Tampa (TPA) in the last 12 months, and 76.1% of those that flew arrived on time, 1.5 points below the US average of 77.6%.
Among 4 airlines, Southwest Airlines led with 79.4% on time and Spirit Airlines was last with 55.8%.
Over 24 months, Tuesday was the most reliable day (83% on time) and August the worst month (64%).
The cancellation rate was 1.7% (US average 1.8%).
SJU to TPA 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 |
|---|---|---|---|---|
| Southwest Airlines | 79.4% | 63 min | 0.8% | 470 |
| JetBlue | 76.5% | 70 min | 0.9% | 645 |
| Frontier Airlines | 73.5% | 91 min | 2.5% | 354 |
| Spirit Airlines | 55.8% | 51 min | 14.0% | 50 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SJU to TPA
On-time arrival % by scheduled departure hour (local time), 3,018 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 2am–3am | Limited data | 1 | |
| 4am–5am | Limited data | 1 | |
| 5am–6am | 89.7% | 0.8% | 119 |
| 6am–7am | 94.5% | 1.2% | 502 |
| 7am–8am | 93.4% | 0.4% | 257 |
| 8am–9am | 93.4% | 0.0% | 77 |
| 9am–10am | Limited data | 25 | |
| 10am–11am | 83.7% | 3.4% | 89 |
| 11am–12pm | 77.2% | 0.0% | 127 |
| 12pm–1pm | 70.7% | 0.0% | 58 |
| 1pm–2pm | 81.2% | 4.1% | 73 |
| 2pm–3pm | 72.6% | 2.1% | 191 |
| 3pm–4pm | 66.7% | 1.5% | 134 |
| 4pm–5pm | 70.2% | 0.8% | 389 |
| 5pm–6pm | 61.9% | 3.5% | 174 |
| 6pm–7pm | 63.5% | 0.0% | 167 |
| 7pm–8pm | 68.3% | 2.9% | 208 |
| 8pm–9pm | 69.1% | 3.1% | 287 |
| 9pm–10pm | 66.9% | 0.8% | 134 |
| 10pm–11pm | Limited data | 5 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SJU to TPA
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) | 69.7% | -11.4 pts | 0.0% | 66 |
| Christmas & New Year (Dec 20 - Jan 3) | 64.6% | -16.5 pts | 4.6% | 151 |
| Summer peak (Jun 15 - Aug 15) | 68.9% | -12.2 pts | 1.6% | 626 |
| All other days | 81.1% | — | 1.4% | 2,175 |
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).