Hartford (BDL) to Miami (MIA): On-Time Performance
Data through May 2026
When you fly BDL to MIA matters as much as anything else about the booking: the route swung from 98% on-time in October 2025 to just 77% in December 2025. Across the full period the route averages 89% on-time against a national 78%.
- On-time
- 89%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 1.4%
- Flights/day
- 1.2
- last 12 months
- Duration
- 3h 20m
- scheduled
- Distance
- 1,194 mi
Best airline from BDL to MIA
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| American Airlinesmost reliable | 89% | 14 min | 1.3% | 760 |
| Frontier Airlines | 81% | 12 min | 3.3% | 60 |
Monthly on-time trend
Best time to fly from BDL to MIA
Aim for departures around 6 a.m. (96% on-time); avoid 7 a.m. departures (61%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 86% | 11 min |
| Tuesday | 91% | 4 min |
| Wednesday | 89% | 9 min |
| Thursdaybest | 94% | 3 min |
| Friday | 93% | 6 min |
| Saturday | 86% | 28 min |
| Sunday | 85% | 30 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft8%
- Airline operations74%
- National airspace system17%
- Weather1%
Frequently asked questions
- How often are flights from BDL to MIA delayed?
- 11% of BDL–MIA 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 13 minutes.
- Which airline is most reliable from BDL to MIA?
- American Airlines has the best on-time record on this route at 89%, based on 760 flights. 2 airlines flew BDL–MIA frequently enough to compare in this period.
- What is the best time of day to fly from BDL to MIA?
- Departures around 6 a.m. have the best record (96% on-time), while departures around 7 a.m. have the worst (61%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BDL to MIA?
- The scheduled BDL–MIA flight time averages 3h 20m over 1,194 miles. Actual arrival times vary — flights on this route land 15+ minutes late 11% of the time.
- How often are BDL to MIA flights cancelled?
- 1.4% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from BDL to MIA?
- December 2025 was the roughest month in this dataset, with only 77% of arrivals on time. The best was October 2025 at 98%. If your dates are flexible, that 21-point gap is worth planning around.
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Based on 854 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.