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Airport · 12 months to July 2026
Frederick Douglass Grtr Rochester International: delays and on-time record
Rochester, New York
BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report. Data through July 2026; this is a monthly history, not live airport status.
Reporting carriers scheduled 10,281 domestic departures from Frederick Douglass Grtr Rochester International (ROC), Rochester, in the 12 months to July 2026: about 28 a day to 22 destinations.
75.3% of those flights left the gate less than 15 minutes late, 0.8 points below the national departure figure of 76.1%. Flights arriving at ROC were on time 72.1% of the time, 3.9 points below the national arrival figure of 76.0%.
2.7% of scheduled departures were cancelled (national: 1.8%), and the average departure delay, counting early and on-time departures as zero, was 19.9 min.
Southwest Airlines is the largest reporting carrier at ROC with 20% of departures. Among carriers with at least 120 departures, Republic Airline had the highest on-time arrival share for its ROC departures (78.8%) and Allegiant Air the lowest (45.7%).
On-time departures are down 3.2 points on the previous 12 months (78.5%).
Of the delay minutes that carriers assigned to a BTS cause category for flights leaving ROC, late-arriving aircraft 38%, air carrier 31% and national aviation system 26%.
- On time 74.8%
- Arrived 15+ minutes late 22.3%
- Cancelled 2.7%
- Diverted 0.2%
As origin and as destination, against the nation
| Measure | Departures from ROC | Arrivals at ROC | All reported flights | ROC departures, previous 12 months |
|---|---|---|---|---|
| Departed on time (less than 15 min late) | 75.3% | 71.3% | 76.1% | 78.5% |
| Arrived on time | 74.8% | 72.1% | 76.0% | 77.7% |
| Cancelled | 2.7% | 2.7% | 1.8% | 1.7% |
| Diverted | 0.2% | 0.3% | 0.3% | 0.1% |
| Average departure delay (late minutes only) | 19.9 min | 18.2 min | 17.4 min | 15.8 min |
| Arrival delay minutes per 100 flights | 2,015 | 1,734 | 1,684 | 1,607 |
| Scheduled flights | 10,281 | 10,282 | 7,043,858 | 10,965 |
12 months to July 2026. The first column follows flights that left ROC; the second follows flights that landed there. Year on year, on-time departures moved −3.2 pts.
Airlines at ROC
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| WN Southwest Airlines | 2,105 | 20% | 76.1% | 8.2 min | 1.1% |
| YX Republic Airline | 1,906 | 19% | 78.8% | 3.3 min | 3.8% |
| DL Delta Air Lines | 1,158 | 11% | 78.3% | 5.5 min | 2.5% |
| OH PSA Airlines | 974 | 9% | 64.1% | 28.4 min | 5.0% |
| MQ Envoy Air | 954 | 9% | 78.8% | 5.1 min | 2.0% |
| AA American Airlines | 818 | 8% | 78.5% | 11.0 min | 2.0% |
| OO SkyWest Airlines | 752 | 7% | 69.1% | 28.2 min | 3.1% |
| B6 JetBlue Airways | 698 | 7% | 78.4% | 2.7 min | 4.3% |
| UA United Airlines | 625 | 6% | 67.4% | 21.5 min | 1.4% |
| NK Spirit Airlines | 153 | 1% | 71.2% | 18.3 min | 2.6% |
| G4 Allegiant Air | 138 | 1% | 45.7% | 27.0 min | 1.4% |
Departures from ROC by reporting carrier, ordered by flights; on time means the flight reached its destination less than 15 minutes late. Green is at or above the airport's overall share of 74.8%. Carriers fly different routes at different hours, so the rows are not a like-for-like test.
Busiest routes from ROC
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| ROC–ORD | Rochester to Chicago | 2,355 | 73.6% | 13.5 min | 2.4% |
| ROC–BWI | Rochester to Baltimore | 1,105 | 81.4% | 4.4 min | 1.2% |
| ROC–ATL | Rochester to Atlanta | 1,041 | 77.8% | 5.0 min | 2.4% |
| ROC–DCA | Rochester to Washington | 1,033 | 63.3% | 28.9 min | 5.6% |
| ROC–CLT | Rochester to Charlotte | 994 | 79.8% | 8.5 min | 1.6% |
| ROC–JFK | Rochester to New York | 606 | 79.5% | 1.4 min | 4.8% |
| ROC–EWR | Rochester to Newark | 600 | 76.8% | 2.6 min | 5.5% |
| ROC–MCO | Rochester to Orlando | 504 | 62.3% | 20.9 min | 1.2% |
| ROC–MDW | Rochester to Chicago | 496 | 76.6% | 5.1 min | 1.6% |
| ROC–DTW | Rochester to Detroit | 482 | 76.8% | 17.5 min | 2.5% |
| ROC–BOS | Rochester to Boston | 384 | 81.3% | 0.1 min | 2.9% |
| ROC–IAD | Rochester to Washington | 155 | 81.3% | 4.8 min | 1.9% |
| ROC–LAS | Rochester to Las Vegas | 149 | 76.5% | 12.2 min | 0.7% |
| ROC–LGA | Rochester to New York | 120 | 71.7% | 22.4 min | 2.5% |
The 14 busiest of 22 routes with reported flights. Routes with at least 10 flights a month have their own page.
Month by month
By scheduled departure hour
Among hours with at least 206 departures, 6 am to 7 am had the highest on-time share (88.9% of 2,392 flights) and 7 pm to 8 pm the lowest (55.2% of 268).
Delay causes
Cancellations by reported reason (278 in the period): air carrier 15%, weather 60%, national aviation system 24%, security 0%.
Checkpoint volumes
TSA publishes daily checkpoint passenger counts for the country as a whole, not for ROC on its own. The national series through September 2026 is on the checkpoint volumes page.
Questions and answers
How often do flights leave ROC on time?
75.3% of the 10,281 scheduled domestic departures in the 12 months to July 2026 left less than 15 minutes late; the national figure was 76.1%. 2.7% were cancelled.
How often do flights arrive at ROC on time?
72.1% of 10,282 scheduled arrivals were on time by the BTS definition, against 76.0% nationally.
Which airline has the highest on-time share at ROC?
Counting departures from ROC and whether they reached their destination on time, Republic Airline had the highest share (78.8% of 1,906 flights), then Envoy Air (78.8%) and American Airlines (78.5%). Carriers fly different routes at different hours, so the figures are not a like-for-like test.
What causes delays at ROC?
For departures from ROC that reached their destination 15 or more minutes late, carriers attributed the delay minutes as follows: late-arriving aircraft 38%, air carrier 31%, national aviation system 26%, extreme weather 5%, security 0%.
What time of day has the highest on-time share at ROC?
Departures scheduled from 6 am to 7 am local time left on time 88.9% of the time, the highest of any hour with enough flights to compare; 7 pm to 8 pm was lowest at 55.2%.
Is it getting better?
On-time departures for the 12 months to July 2026 were 75.3%, down 3.2 points on the previous 12 months (78.5%). The monthly chart shows each of the last 36 months, and each month has its own page.
Does this page show today's delays at ROC?
No. BTS publishes on-time records about two months after the month ends, so this page is a monthly history through July 2026. For live conditions use the FAA airport status service or your airline.
Provenance
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (1987 to present), monthly files August 2023 to July 2026; airport name from the BTS airport lookup table. US government works in the public domain. Domestic scheduled flights by reporting carriers only: international flights, charters and smaller carriers are not in the source. Totals and averages only; no individual flight or aircraft is identified. See the methodology; report processing errors through corrections.