Baltimore (BWI) to Rochester (ROC): On-Time Performance
Data through May 2026
When you fly BWI to ROC matters as much as anything else about the booking: the route swung from 91% on-time in September 2025 to just 50% in July 2024. Across the full period the route averages 74% on-time against a national 78%. Morning departures also hold up better than evening ones (85% vs 60%), which matters most in the rough months.
- On-time
- 74%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 1.1%
- Flights/day
- 3.0
- last 12 months
- Duration
- 1h 16m
- scheduled
- Distance
- 277 mi
Monthly on-time trend
Best time to fly from BWI to ROC
Aim for departures around 2 p.m. (86% on-time); avoid 10 p.m. departures (48%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 73% | 18 min |
| Tuesdaybest | 78% | 13 min |
| Wednesday | 77% | 12 min |
| Thursday | 75% | 13 min |
| Friday | 77% | 13 min |
| Saturday | 71% | 14 min |
| Sunday | 70% | 17 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft45%
- Airline operations38%
- National airspace system12%
- Weather6%
Frequently asked questions
- How often are flights from BWI to ROC delayed?
- 26% of BWI–ROC 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 14 minutes.
- What is the best time of day to fly from BWI to ROC?
- Departures around 2 p.m. have the best record (86% 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 ROC?
- The scheduled BWI–ROC flight time averages 1h 16m over 277 miles. Actual arrival times vary — flights on this route land 15+ minutes late 26% of the time.
- How often are BWI to ROC flights cancelled?
- 1.1% 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 ROC?
- July 2024 was the roughest month in this dataset, with only 50% of arrivals on time. The best was September 2025 at 91%. If your dates are flexible, that 41-point gap is worth planning around.
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Based on 2,214 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.