Baltimore (BWI) to Hartford (BDL): On-Time Performance
Data through May 2026
The calendar drives reliability on BWI–BDL. September 2025 flights landed on schedule 90% of the time, but July 2024 dropped to 56% — a gap of 35 points. Across the full period the route averages 79% on-time against a national 78%. Morning departures also hold up better than evening ones (92% vs 64%), which matters most in the rough months.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 1.3%
- Flights/day
- 4.8
- last 12 months
- Duration
- 1h 17m
- scheduled
- Distance
- 283 mi
Monthly on-time trend
Best time to fly from BWI to BDL
Aim for departures around 7 a.m. (99% on-time); avoid 10 p.m. departures (48%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 77% | 16 min |
| Tuesday | 80% | 11 min |
| Wednesdaybest | 83% | 11 min |
| Thursday | 78% | 13 min |
| Friday | 80% | 11 min |
| Saturday | 79% | 12 min |
| Sunday | 73% | 15 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft46%
- Airline operations40%
- National airspace system11%
- Weather3%
Frequently asked questions
- How often are flights from BWI to BDL delayed?
- 21% of BWI–BDL 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.
- What is the best time of day to fly from BWI to BDL?
- Departures around 7 a.m. have the best record (99% on-time), while departures around 10 p.m. have the worst (48%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BWI to BDL?
- The scheduled BWI–BDL flight time averages 1h 17m over 283 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are BWI to BDL flights cancelled?
- 1.3% 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 BWI to BDL?
- July 2024 was the roughest month in this dataset, with only 56% of arrivals on time. The best was September 2025 at 90%. If your dates are flexible, that 35-point gap is worth planning around.
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Based on 3,470 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.