Historical on-time performance
Atlanta to Rochester
749 miData through Dec 2025Source: US DOT · BTS
Flights on ATL–ROC arrive on time 70% of the time over the last 12 months.
On-time rate70%arrived within 15 min
p90 delay50 min1 in 10 flights is worse (tail risk)
Cancelled1.9%of scheduled flights
based on 1,047 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time70%Medianon timep9050 minCancel1.9%Flights1,047
Why flights run late
Delay causes
- Airline49%
- Weather6%
- Air traffic (NAS)12%
- Late aircraft33%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ATL → ROC
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 73% to 84% on time.
- Middays84% on time · p90 25 min · 301 flights
- Mornings80% on time · p90 30 min · 795 flights
- Afternoons74% on time · p90 45 min · 864 flights
- Overnights73% on time · p90 50 min · 1,080 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 68% to 81% on time.
- Tuesdays81% on time · p90 35 min · 448 flights
- Thursdays79% on time · p90 40 min · 448 flights
- Saturdays78% on time · p90 50 min · 365 flights
- Wednesdays77% on time · p90 30 min · 446 flights
- Fridays76% on time · p90 40 min · 447 flights
- Mondays73% on time · p90 45 min · 456 flights
- Sundays68% on time · p90 55 min · 446 flights
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