PHL → IAH Spirit Airlines

Spirit Airlines · Philadelphia, PA to Houston, TX · 42 flights, 2025-07-01 to 2025-08-12 · aggregated across 2 flight numbers

This route's reliability varies a lot by day of week — 83% on-time on Mondays vs. 40% on Thursdays.
On-time arrival
60%
Median delay
+5 min
90th percentile
+96 min
Cancellation rate
5%

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

Across every Spirit Airlines flight number on PHL → IAH (42 flights, 2025-07-01 to 2025-08-12), 60% arrived within 15 minutes of schedule. Median arrival delay +5 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-time2460%
16-30 min410%
31-60 min513%
61-120 min38%
2+ hrs410%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072857%+33 min
2025-081267%+8 min

Performance by day of week

DayFlightsOn-time
Mon683%
Tue667%
Wed650%
Thu540%
Fri540%
Sat650%
Sun683%

NK flight numbers on PHL → IAH

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