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5,002 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 7 in 10.

Best time to leave 5–6 am 89% arrive on time from PHL
Best single flight UA 660 PHL 06:00 → ORD 07:30 · 88% on time Avoid F9 2111 PHL 17:06 → ORD 18:47 · 60% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
PHL
91
93
87
84
80
84
87
75
80
76
65
76
77
67
70
61
85
48
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55
Chicago flights leaving PHL 2–3 pm: 1Close ×
AA 1251 PHL 14:00 ORD 15:33 2h 33m 13 50% 7.7% 88 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
United (incl. Republic) 1,811 75% 2.2% 106 min
American (incl. Republic) 2,998 75% 4.0% 100 min
Frontier 193 58% 5.2% 128 min

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
UA 660 PHL 06:00 ORD 07:30 88%
UA 1811 PHL 08:05 ORD 09:34 87%
AA 2095 PHL 08:58 ORD 10:38 81%
AA 470 PHL 15:45 ORD 17:29 64%
UA 308 PHL 17:00 ORD 18:33 63%
· · ·
F9 2111 PHL 17:06 ORD 18:47 60%
All 21 flights on this route →

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
United PHL ORD 2h 28m 75% 2.2% 1,811 Flying now
American PHL ORD 2h 34m 75% 4.0% 2,998 Flying now
Frontier PHL ORD 2h 41m 58% 5.2% 193 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON