66% of TPA → SJU flights arrived on time in June-August 2026 (479 flights). The most reliable was WN 343, on time 89% of the time on this route. Morning flights did best (90%), evening flights worst (54%). Tampa (TPA): no delay reported. SJU (SJU): no delay reported.
Best time of day to fly TPA → SJU
| Morning (before noon) | |
| Afternoon (noon-5 PM) | |
| Evening (after 5 PM) |
Flights TPA → SJU, most reliable first
| Flight | Departs | On time on this route | Cancelled |
|---|---|---|---|
| WN 343 Southwest | 6:35 AM | 0.9% | |
| B6 1751 JetBlue | 10:10 AM | 2.2% | |
| F9 2216 Frontier | 9:35 PM | 3.6% | |
| B6 2851 JetBlue | 2:56 PM | 0% | |
| B6 751 JetBlue | 9:07 PM | 6.1% | |
| WN 4047 Southwest | 8:35 PM | 0% |
TPA conditions · SJU → TPA · Cancellations
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From BTS on-time data, June-August 2026; flights with 20+ trips on this route. On-time rates cover each flight number's whole day, which can include other legs. Departure times are local.