ROC to BOS flight delays & on-time performance
Nonstop flights from Frederick Douglass Greater Rochester International Airport to Boston Logan International Airport · 343 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ROC or BOS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Rochester (ROC) to Boston (BOS) arrived on time 84% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 2.9% were cancelled, and 9% arrived an hour or more late.
- Envoy Air was the most punctual airline here (87% on time); Republic Airways was the least (83%).
- Departures scheduled around 6am did best (93% on time); around 6pm did worst (57%).
- Saturday was the most reliable day to fly (93% on time) and Wednesday the least (74%).
- The largest source of delay minutes was late-arriving aircraft (41%).
Which airline is most on time from ROC to BOS?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Envoy AirRegional airline operating American Eagle flights. | 87% | 1.2% | 7 min | 3.7% | 83 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 83% | 3.3% | 16 min | 10.7% | 301 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am89%28 flights
- 6am93%75 flights
- 7am90%65 flights
- 11am92%37 flights
- 12pm86%73 flights
- 2pm100%10 flights
- 3pm75%12 flights
- 5pm60%30 flights
- 6pm57%38 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday92%5.4% cancelled
- Tuesday83%6.9% cancelled
- Wednesday74%1.7% cancelled
- Thursday74%0.0% cancelled
- Friday90%1.7% cancelled
- Saturday93%0.0% cancelled
- Sunday83%3.6% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft41%
- Air traffic control & airport congestion34%
- Airline (crew, maintenance, cleaning, fueling)24%
- Extreme weather1%
- Security1%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather64%
- Air traffic control & airport congestion27%
- Airline (crew, maintenance, cleaning, fueling)9%
- Security0%
ROC to BOS: common questions
- How often are ROC to BOS flights on time?
- 84% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Rochester to Boston cancelled?
- 2.9% of scheduled flights were cancelled (11 of 384).
- How long are typical delays?
- Across all flights the average arrival delay was 14 min (early arrivals count as zero). Flights that were late arrived 82 min behind schedule on average, and 9.1% of flights were an hour or more late.
- How long is taxi time at ROC?
- Flights on this route spent 15 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BOS to ROC — 79% on time
More flights from Rochester
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ROC → BOS, nonstop flights by US airlines that report to the DOT. How we calculate this.