Historical on-time performance
Kansas City to Atlanta
692 miData through May 2026Source: US DOT · BTS
Flights on MCI–ATL arrive on time 86% of the time over the last 12 months.
On-time rate86%arrived within 15 min
p90 delay15 min1 in 10 flights is worse (tail risk)
Cancelled1.5%of scheduled flights
based on 3,112 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesbestOn-time88%Medianon timep9015 minCancel1.6%Flights2,775
- Southwest AirlinesOn-time76%Medianon timep9040 minCancel0.3%Flights337
Why flights run late
Delay causes
- Airline34%
- Weather5%
- Air traffic (NAS)19%
- Late aircraft42%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline70%
- Weather30%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 46 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 MCI → 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 — 90% on time.
- Mornings90% on time · p90 10 min · 3,541 flights
- Middays86% on time · p90 20 min · 2,844 flights
- Afternoons81% on time · p90 30 min · 1,541 flights
- Evenings80% on time · p90 35 min · 1,921 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 82% to 89% on time.
- Tuesdays89% on time · p90 15 min · 1,362 flights
- Thursdays88% on time · p90 15 min · 1,460 flights
- Wednesdays87% on time · p90 15 min · 1,372 flights
- Fridays85% on time · p90 20 min · 1,503 flights
- Saturdays85% on time · p90 20 min · 1,200 flights
- Mondays84% on time · p90 20 min · 1,507 flights
- Sundays82% on time · p90 35 min · 1,447 flights
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