ATL → IAH Spirit Airlines

Spirit Airlines · Atlanta, GA to Houston, TX · 384 flights, 2025-07-01 to 2026-05-01 · aggregated across 20 flight numbers

This route has been getting less reliable recently — 2026-04's on-time rate (40%) is well below the 68% average from earlier months.
On-time arrival
67%
Median delay
0 min
90th percentile
+96 min
Cancellation rate
5%

How on-time is Spirit Airlines from ATL to IAH?

Across every Spirit Airlines flight number on ATL → IAH (384 flights, 2025-07-01 to 2026-05-01), 67% arrived within 15 minutes of schedule. Median arrival delay 0 min; the worst 10% ran +96 min or later. 5% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time24467%
16-30 min349%
31-60 min318%
61-120 min329%
2+ hrs247%

Performance by month

MonthFlightsOn-timeAvg delay
2025-074171%+9 min
2025-083447%+31 min
2025-093077%+12 min
2025-103781%+0 min
2025-114188%-2 min
2025-123379%+8 min
2026-014772%+21 min
2026-024470%+11 min
2026-032726%+75 min
2026-043040%+37 min
2026-0510%+235 min

Performance by day of week

DayFlightsOn-time
Mon5569%
Tue4873%
Wed4774%
Thu5562%
Fri5661%
Sat5774%
Sun4755%

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