Boston (BOS) to Tampa (TPA): On-Time Performance
Data through May 2026
Boston (BOS) to Tampa (TPA) effectively runs on two schedules. In November 2024, 88% of arrivals were on time; in July 2024 that fell to 58% — a 30-point seasonal swing. Across the full period the route averages 74% on-time against a national 78%. Morning departures also hold up better than evening ones (84% vs 62%), which matters most in the rough months.
- On-time
- 74%
- arrived <15 min late
- Avg delay
- 20 min
- completed flights
- Cancelled
- 2.4%
- Flights/day
- 7.8
- last 12 months
- Duration
- 3h 26m
- scheduled
- Distance
- 1,185 mi
Best airline from BOS to TPA
4 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Spirit Airlinesmost reliable | 79% | 16 min | 0.6% | 179 |
| Delta Air Lines | 74% | 20 min | 2.3% | 2,134 |
| Frontier Airlines | 74% | 22 min | 2.6% | 230 |
| JetBlue Airways | 73% | 20 min | 2.5% | 3,133 |
Monthly on-time trend
Best time to fly from BOS to TPA
Aim for departures around 6 a.m. (92% on-time); avoid 8 p.m. departures (59%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 68% | 24 min |
| Tuesday | 79% | 17 min |
| Wednesdaybest | 81% | 13 min |
| Thursday | 72% | 21 min |
| Friday | 73% | 20 min |
| Saturday | 75% | 18 min |
| Sunday | 67% | 26 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft41%
- Airline operations35%
- National airspace system21%
- Weather2%
Frequently asked questions
- How often are flights from BOS to TPA delayed?
- 27% of BOS–TPA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 20 minutes.
- Which airline is most reliable from BOS to TPA?
- Spirit Airlines has the best on-time record on this route at 79%, based on 179 flights. 4 airlines flew BOS–TPA frequently enough to compare in this period.
- What is the best time of day to fly from BOS to TPA?
- Departures around 6 a.m. have the best record (92% on-time), while departures around 8 p.m. have the worst (59%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BOS to TPA?
- The scheduled BOS–TPA flight time averages 3h 26m over 1,185 miles. Actual arrival times vary — flights on this route land 15+ minutes late 27% of the time.
- How often are BOS to TPA flights cancelled?
- 2.4% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
- What is the worst month to fly from BOS to TPA?
- July 2024 was the roughest month in this dataset, with only 58% of arrivals on time. The best was November 2024 at 88%. If your dates are flexible, that 30-point gap is worth planning around.
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Based on 5,685 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.