Historical on-time performance
Atlanta to Windsor Locks
859 miData through Dec 2025Source: US DOT · BTS
Flights on ATL–BDL arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled1.0%of scheduled flights
based on 2,172 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time75%Medianon timep9045 minCancel1.0%Flights2,172
Why flights run late
Delay causes
- Airline49%
- Weather11%
- Air traffic (NAS)16%
- Late aircraft24%
- 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 → BDL
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 74% to 85% on time.
- Mornings85% on time · p90 25 min · 1,454 flights
- Middays83% on time · p90 25 min · 1,671 flights
- Afternoons78% on time · p90 35 min · 1,054 flights
- Overnights77% on time · p90 40 min · 1,218 flights
- Evenings74% on time · p90 45 min · 1,066 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 84% on time.
- Tuesdays84% on time · p90 25 min · 884 flights
- Wednesdays84% on time · p90 20 min · 880 flights
- Thursdays83% on time · p90 25 min · 983 flights
- Saturdays81% on time · p90 35 min · 778 flights
- Mondays78% on time · p90 35 min · 984 flights
- Fridays76% on time · p90 40 min · 972 flights
- Sundays74% on time · p90 50 min · 982 flights
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