70% of flights from Miami to Hartford arrived on time over the past 12 months. That is worse than the typical U.S. route. 10% of flights arrived more than an hour late or not at all.
How late?
The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for MIA → BDL: when a flight was late, it was under 45 minutes late 57% of the time. About 1 in 12 flights landed an hour or more late, and 1 in 428 three hours or more; 1.6% were cancelled outright.
- On time or early70%
- 15–30 min late10%
- 30–60 min late9.6%
- 1–2 hours late5.6%
- 2–3 hours late2.3%
- 3+ hours late0.2%
- Diverted0.2%
- Cancelled1.6%
Share of all 428 scheduled flights, past 12 months, by arrival time against schedule.
By airline
| Airline | Flights | On time | Cancelled | Typical arrival | 1h+ late | Avg when late | Operated by |
|---|---|---|---|---|---|---|---|
| American Airlines | 395 | 70% | 1.5% | −2 min | 8.6% | +53 min | American Airlines |
| Frontier Airlines | 33 | — | — | — | — | — | Frontier Airlines |
Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.
Best time of day to fly
On-time rate by scheduled departure hour (local time at MIA). Delays build through the day as late planes knock on, so early flights usually do best.
By airline and hour
| Departs | American Airlines |
|---|---|
| 8 p.m. | 66% |
By month
Each calendar month pooled over 2023–2026. Best: October (84%). Worst: March (65%).
By day of week
| Day | Flights | On time | Cancelled |
|---|---|---|---|
| Monday | 65 | — | — |
| Tuesday | 58 | — | — |
| Wednesday | 57 | — | — |
| Thursday | 63 | — | — |
| Friday | 63 | — | — |
| Saturday | 56 | — | — |
| Sunday | 66 | — | — |
Why flights were late
Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.
Cancellations: weather 6 · airline 1
Month by month
Not enough months with data to draw a trend.
Flight numbers on this route
Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.
| Flight | Departs | Flights | On time | Cancelled | Typical arrival | Operated by |
|---|---|---|---|---|---|---|
| AA 1272 | 8:46 p.m. | 209 | 72% | 0.5% | −4 min | American Airlines |
Nearby airport alternatives
Other ways to make the same trip, using airports within 60 miles of Miami or Hartford. None has been clearly more reliable than MIA → BDL.
| Route | Flights | On time | Cancelled |
|---|---|---|---|
| MIA → BDL (this route) | 428 | 70% | 1.6% |
| FLL → BDL Fort Lauderdale to Bradley | 726 | 64% | 2.2% |
Questions
How often are flights from MIA to BDL on time?
70% of 428 scheduled flights from Miami, FL to Hartford, CT arrived within 15 minutes of schedule between September 2025 and August 2026. 1.6% were cancelled.
What month has the most delays from MIA to BDL?
March (65% on time). The best month is October (84%), over 2023–2026.
Related
- BDL → MIA (return)
- Miami (MIA) delays by hour
- Flights into Bradley (BDL)
- American Airlines on-time record
- Frontier Airlines on-time record
- Connecting off this flight? Check the risk
Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.