Tampa (TPA) to Boston (BOS): On-Time Performance
Data through May 2026
Tampa (TPA) to Boston (BOS) effectively runs on two schedules. In October 2024, 85% of arrivals were on time; in July 2025 that fell to 62% — a 23-point seasonal swing. Across the full period the route averages 75% on-time against a national 78%. Morning departures also hold up better than evening ones (86% vs 63%), which matters most in the rough months.
- On-time
- 75%
- arrived <15 min late
- Avg delay
- 20 min
- completed flights
- Cancelled
- 2.5%
- Flights/day
- 7.8
- last 12 months
- Duration
- 3h 6m
- scheduled
- Distance
- 1,185 mi
Best airline from TPA to BOS
4 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Spirit Airlinesmost reliable | 81% | 15 min | 2.3% | 176 |
| Delta Air Lines | 75% | 20 min | 2.4% | 2,133 |
| JetBlue Airways | 75% | 20 min | 2.6% | 3,137 |
| Frontier Airlines | 70% | 23 min | 2.6% | 230 |
Monthly on-time trend
Best time to fly from TPA to BOS
Aim for departures around 5 a.m. (94% on-time); avoid 9 p.m. departures (53%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 71% | 24 min |
| Tuesday | 78% | 17 min |
| Wednesdaybest | 80% | 16 min |
| Thursday | 73% | 19 min |
| Friday | 75% | 19 min |
| Saturday | 78% | 18 min |
| Sunday | 70% | 27 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft47%
- Airline operations27%
- National airspace system24%
- Weather2%
Frequently asked questions
- How often are flights from TPA to BOS delayed?
- 25% of TPA–BOS 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 TPA to BOS?
- Spirit Airlines has the best on-time record on this route at 81%, based on 176 flights. 4 airlines flew TPA–BOS frequently enough to compare in this period.
- What is the best time of day to fly from TPA to BOS?
- Departures around 5 a.m. have the best record (94% on-time), while departures around 9 p.m. have the worst (53%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from TPA to BOS?
- The scheduled TPA–BOS flight time averages 3h 6m over 1,185 miles. Actual arrival times vary — flights on this route land 15+ minutes late 25% of the time.
- How often are TPA to BOS flights cancelled?
- 2.5% 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 TPA to BOS?
- July 2025 was the roughest month in this dataset, with only 62% of arrivals on time. The best was October 2024 at 85%. If your dates are flexible, that 23-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.