D
Is Spirit Airlines on time San Juan to Boston?
154 flights · January 2025 – August 2026 · all airlines on SJU to BOS →
72.79%
Arrived on time
Route average 71.84%
3.9%
Cancelled
Route average 2.75%
56 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| JetBlue Airways | 1,415 | 69.93% | D |
| Delta Air Lines | 398 | 78.41% | C |
| Frontier Airlines | 34 | 69.7% | — |
Month by month
Jul 2025
peak 82
Apr 2026