Route Reliability
Rochester → New York
ROC–LGA · 254 miles · Frederick Douglass Greater Rochester International Airport to LaGuardia Airport
- 74%
- Arrive within 15 minutes
- 16 min
- Average arrival delay
- 6.5%
- Cancelled
- 975
- Flights in the data
Data through May 2026.
Delta Air Lines is the only airline in this data on this route, arriving on time 74% of the time across 975 flights. No comparison to make.
What the data says
Morning-you made the right choice.
ROC–LGA flights departing between 6–9 AM arrived on time 83% of the time, versus 65% between 6–9 PM.
Sunday scaries are real for this one.
ROC–LGA flights arrived on time 84% of the time on Saturdays. On Sundays: 70%.
Keep a backup plan handy.
This route was cancelled 6.5% of the time. Typical for U.S. flights is around 1–2%.
Trending in the right direction.
ROC–LGA flights arrived on time 74% of the time over the last three months in the data, compared with 65% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon71%(141 flights)
- Tue75%(145 flights)
- Wed79%(141 flights)
- Thu71%(138 flights)
- Fri76%(148 flights)
- Sat84%(57 flights)
- Sun70%(142 flights)
- 6–9 AM83%(354 flights)
- 12–3 PM73%(296 flights)
- 6–9 PM65%(262 flights)
Jun 77% → May 80% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 77% | 74 |
| July 2025 | 78% | 73 |
| August 2025 | 80% | 81 |
| September 2025 | 88% | 81 |
| October 2025 | 78% | 81 |
| November 2025 | 70% | 77 |
| December 2025 | 59% | 71 |
| January 2026 | 68% | 69 |
| February 2026 | 68% | 69 |
| March 2026 | 65% | 76 |
| April 2026 | 78% | 81 |
| May 2026 | 80% | 79 |
Same trip, other airports
Keep nerding
Based on 975 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.