PHL → ORD Frontier Airlines

Frontier Airlines · Philadelphia, PA to Chicago, IL · 189 flights, 2025-07-03 to 2026-06-29 · aggregated across 2 flight numbers

This route runs much more reliably at some times of day than others — 80% on-time departing 12–3pm vs. 17% departing 9pm–12am.
On-time arrival
59%
Median delay
+2 min
90th percentile
+140 min
Cancellation rate
4%

How on-time is Frontier Airlines from PHL to ORD?

Across every Frontier Airlines flight number on PHL → ORD (189 flights, 2025-07-03 to 2026-06-29), 59% arrived within 15 minutes of schedule. Median arrival delay +2 min; the worst 10% ran +140 min or later. 4% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time10759%
16-30 min179%
31-60 min137%
61-120 min1810%
2+ hrs2614%

Performance by month

MonthFlightsOn-timeAvg delay
2025-071631%+99 min
2025-081747%+83 min
2025-091675%+19 min
2025-102171%+8 min
2025-111759%+67 min
2025-121155%+34 min
2026-011464%+89 min
2026-02743%+21 min
2026-03757%+21 min
2026-041553%+100 min
2026-052075%+6 min
2026-062060%+37 min

Performance by day of week

DayFlightsOn-time
Mon4455%
Tue1100%
Wed367%
Thu3465%
Fri4863%
Sat1250%
Sun3956%

F9 flight numbers on PHL → ORD

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