Historical on-time performance
Atlanta to Detroit
594 miData through May 2026Source: US DOT · BTS
Flights on ATL–DTW arrive on time 76% of the time over the last 12 months.
On-time rate76%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.9%of scheduled flights
based on 4,868 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesbestOn-time77%Medianon timep9040 minCancel0.6%Flights3,693
- Spirit AirlinesOn-time73%Medianon timep9060 minCancel1.9%Flights750
- Frontier AirlinesOn-time69%Medianon timep9055 minCancel1.6%Flights425
Why flights run late
Delay causes
- Airline48%
- Weather6%
- Air traffic (NAS)16%
- Late aircraft30%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline45%
- Weather55%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 42 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ATL → DTW
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 87% on time.
- Mornings87% on time · p90 20 min · 4,562 flights
- Middays82% on time · p90 30 min · 2,641 flights
- Afternoons75% on time · p90 45 min · 2,664 flights
- Evenings72% on time · p90 55 min · 2,279 flights
- Overnights67% on time · p90 60 min · 2,909 flights
Best day of week
Wednesdays are the most reliable day to fly this route — 84% on time.
- Wednesdays84% on time · p90 25 min · 2,031 flights
- Tuesdays81% on time · p90 35 min · 2,028 flights
- Saturdays80% on time · p90 35 min · 2,010 flights
- Thursdays78% on time · p90 40 min · 2,241 flights
- Mondays76% on time · p90 45 min · 2,245 flights
- Fridays75% on time · p90 45 min · 2,269 flights
- Sundays71% on time · p90 55 min · 2,231 flights
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