STL → LAS Frontier Airlines

Frontier Airlines · St. Louis, MO to Las Vegas, NV · 295 flights, 2025-07-03 to 2026-06-30 · aggregated across 2 flight numbers

This route has been getting less reliable recently — 2026-06's on-time rate (52%) is well below the 81% average from earlier months.
On-time arrival
79%
Median delay
-14 min
90th percentile
+54 min
Cancellation rate
3%

How on-time is Frontier Airlines from STL to LAS?

Across every Frontier Airlines flight number on STL → LAS (295 flights, 2025-07-03 to 2026-06-30), 79% arrived within 15 minutes of schedule. Median arrival delay -14 min; the worst 10% ran +54 min or later. 3% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time22779%
16-30 min114%
31-60 min248%
61-120 min114%
2+ hrs135%

Performance by month

MonthFlightsOn-timeAvg delay
2025-071782%+73 min
2025-081979%+100 min
2025-092785%-3 min
2025-102785%-4 min
2025-112781%+25 min
2025-122785%+24 min
2026-012273%-5 min
2026-021788%-15 min
2026-033291%-16 min
2026-041765%+10 min
2026-052781%+20 min
2026-062752%+76 min

Performance by day of week

DayFlightsOn-time
Mon6172%
Tue1782%
Wed1283%
Thu5178%
Fri6383%
Sat2893%
Sun5476%

F9 flight numbers on STL → LAS

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