Historical on-time performance
Detroit to Atlanta
594 miData through May 2026Source: US DOT · BTS
Flights on DTW–ATL arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.9%of scheduled flights
based on 4,881 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesbestOn-time80%Medianon timep9035 minCancel0.6%Flights3,701
- Spirit AirlinesOn-time73%Medianon timep9055 minCancel1.7%Flights755
- Frontier AirlinesOn-time64%Medianon timep9080 minCancel2.1%Flights425
Why flights run late
Delay causes
- Airline47%
- Weather4%
- Air traffic (NAS)20%
- Late aircraft29%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline49%
- Weather49%
- Air traffic (NAS)2%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 43 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 DTW → ATL
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 15 min · 5,260 flights
- Middays81% on time · p90 35 min · 2,907 flights
- Afternoons78% on time · p90 40 min · 2,770 flights
- Evenings72% on time · p90 60 min · 2,560 flights
- Overnights71% on time · p90 65 min · 1,549 flights
Best day of week
Wednesdays are the most reliable day to fly this route — 85% on time.
- Wednesdays85% on time · p90 25 min · 2,049 flights
- Tuesdays82% on time · p90 30 min · 2,015 flights
- Saturdays81% on time · p90 35 min · 1,999 flights
- Thursdays80% on time · p90 40 min · 2,246 flights
- Fridays79% on time · p90 40 min · 2,269 flights
- Mondays78% on time · p90 45 min · 2,233 flights
- Sundays75% on time · p90 50 min · 2,235 flights
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