Frontier Airlines PHL to LAX on-time performance
Frontier Airlines nonstop flights from Philadelphia to Los Angeles · Aug 2025 – Jul 2026
On-time arrivals
71%
arrived < 15 min late
Cancelled
0.0%
0 flights
Avg arrival delay
21 min
68 min when late
Rank on route
#2 of 3
route average 78% on time
Key facts
- Frontier Airlines flights on PHL to LAX arrived on time 71% of the time in Aug 2025 – Jul 2026.
- 0% were cancelled, and 12% arrived an hour or more late.
- That ranks #2 of 3 airlines on this route, which averaged 78% on time overall.
- The largest source of delay minutes was air traffic control & airport congestion (36%).
On-time trend by month
Why this airline's flights were late
- Air traffic control & airport congestion36%
- Late-arriving aircraft36%
- Airline (crew, maintenance, cleaning, fueling)22%
- Extreme weather7%
- Security0%
Other airlines on PHL to LAX
- American Airlines79% on time · 16 min avg delay
- Spirit Airlines0% on time · 16 min avg delay
Full PHL to LAX comparison →
Frontier Airlines on-time record across all routes →
66 Frontier Airlines flights tracked on this route; 0 cancelled, 0 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.