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23,332 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 88% depart on time. After 4 pm it’s 57%.

Best time to leave 5–6 am 95% arrive on time from ORD, 91% arrive on time from MDW
Best airport pair ORD → JFK 73% on time, 5.5% cancelled, 3,188 flights
Best single flight DL 2767 ORD 06:00 → LGA 09:09 · 92% on time Avoid UA 534 ORD 18:28 → EWR 21:58 · 58% 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
ORD
94
90
88
85
80
75
74
71
70
66
64
60
56
61
54
57
55
71
MDW
93
93
77
81
70
84
72
61
60
48
44
47
44
% 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
New York flights leaving MDW 7–8 pm: 2Close ×
WN 2289 MDW 19:45 LGA 22:58 2h 12m 16 38% 18.8% 37 min
WN 4120 MDW 19:45 LGA 22:55 2h 12m 34 27% 8.8% 60 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.
JetBlue ORD→JFK only 602 82% 6.5% 97 min
Delta (incl. Endeavor, Republic) 4,177 73% 6.1% 95 min
United (incl. SkyWest, Republic) 9,461 70% 3.6% 84 min
Southwest MDW→LGA only 2,385 70% 4.2% 58 min
American (incl. Envoy, Republic) 6,070 66% 4.8% 81 min
Frontier 188 62% 4.8% 98 min
Spirit 449 50% 11.4% 93 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.
DL 2767 ORD 06:00 LGA 09:09 92%
UA 563 ORD 07:10 EWR 10:30 91%
AA 327 ORD 06:00 LGA 09:16 91%
UA 2092 ORD 08:00 LGA 11:17 86%
UA 1657 ORD 07:00 LGA 10:17 82%
· · ·
UA 759 ORD 20:07 EWR 23:39 65%
DL 1390 ORD 19:00 LGA 22:29 64%
UA 534 ORD 18:28 EWR 21:58 58%
All 94 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.
JetBlue ORD JFK 2h 18m 82% 6.5% 602 Flying now
Delta ORD JFK 2h 25m 74% 6.0% 1,412 Flying now
United ORD EWR 2h 20m 73% 2.6% 4,391 Flying now
Delta ORD LGA 2h 19m 72% 6.2% 2,765 Flying now
Southwest MDW LGA 2h 05m 70% 4.2% 2,385 Flying now
United ORD LGA 2h 18m 68% 4.4% 5,070 Flying now
American ORD JFK 2h 25m 68% 4.4% 1,057 Flying now
American ORD EWR 2h 20m 66% 5.2% 1,530 Flying now
American ORD LGA 2h 15m 66% 4.8% 3,483 Flying now
Frontier MDW EWR 2h 04m 66% 5.6% 71 Not flying now
Frontier ORD JFK 2h 24m 60% 4.3% 117 Not flying now
Spirit ORD LGA 2h 05m 52% 9.4% 299 Not flying now
Spirit ORD EWR 2h 09m 46% 15.3% 150 Not 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