MCI → ATL Southwest Airlines

Southwest Airlines · Kansas City, MO to Atlanta, GA · 365 flights, 2025-07-01 to 2026-06-30 · aggregated across 24 flight numbers

This route runs much more reliably at some times of day than others — 91% on-time departing 9am–12pm vs. 55% departing 3–6pm.
On-time arrival
80%
Median delay
-4 min
90th percentile
+39 min
Cancellation rate
0%

How on-time is Southwest Airlines from MCI to ATL?

Across every Southwest Airlines flight number on MCI → ATL (365 flights, 2025-07-01 to 2026-06-30), 80% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +39 min or later. 0% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time29080%
16-30 min257%
31-60 min267%
61-120 min113%
2+ hrs113%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073161%+22 min
2025-083194%+3 min
2025-093097%-6 min
2025-103187%+2 min
2025-113087%+2 min
2025-123168%+23 min
2026-013087%-3 min
2026-022886%-2 min
2026-033060%+26 min
2026-043083%+1 min
2026-053174%+9 min
2026-063077%+11 min

Performance by day of week

DayFlightsOn-time
Mon5271%
Tue5383%
Wed5285%
Thu5288%
Fri5184%
Sat5277%
Sun5171%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…