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Showing Delta only (incl. its regional partners)All airlines ×
4,176 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 64%.

Best time to leave 6–7 am 90% arrive on time from LGA
Best airport pair JFK → ORD 76% on time, 6.4% cancelled, 1,411 flights
Best single flight DL 2917 LGA 07:30 → ORD 09:14 · 81% on time Avoid DL 2806 LGA 20:45 → ORD 22:36 · 59% 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
JFK
87
89
83
75
76
69
LGA
93
90
85
92
75
68
68
65
60
57
% 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

Pick an hour to see this route’s flights leaving then.

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 2917 LGA 07:30 ORD 09:14 81%
DL 1390 LGA 16:00 ORD 18:00 66%
DL 2806 LGA 20:45 ORD 22:36 59%

All 16 Delta flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
DL 2251 LGA 06:00 ORD 07:32 2h 32m 62 93% 8.1% 103 min
DL 4725flown by Endeavor JFK 07:30 ORD 09:25 2h 55m 48 74% 12.5% 107 min
DL 5737flown by Republic LGA 07:30 ORD 09:14 2h 44m 56 82% 7.1% 38 min
DL 2917 LGA 07:30 ORD 09:14 2h 44m 177 81% 7.9% 44 min
DL 2985 LGA 08:45 ORD 10:31 2h 46m 95 80% 4.2% 63 min
DL 5119flown by Endeavor JFK 10:30 ORD 12:20 2h 50m 86 86% 7.0% 46 min
DL 2240 LGA 11:30 ORD 13:12 2h 43m 86 74% 7.0% 89 min
DL 2226 LGA 14:45 ORD 16:45 3h 00m 103 64% 4.9% 119 min
DL 4783flown by Endeavor JFK 15:00 ORD 17:11 3h 11m 55 74% 23.6% 83 min
DL 4903flown by Endeavor JFK 15:45 ORD 17:49 3h 04m 31 63% 3.2% 102 min
DL 1390 LGA 16:00 ORD 18:00 3h 00m 219 66% 8.7% 102 min
DL 2503 LGA 17:00 ORD 19:10 3h 10m 110 62% 7.3% 111 min
DL 2513 LGA 18:50 ORD 20:45 2h 55m 95 57% 7.4% 129 min
DL 5640flown by Republic JFK 19:35 ORD 21:48 3h 13m 55 65% 20.0% 108 min
DL 5605flown by Republic JFK 19:55 ORD 21:56 3h 01m 31 65% 0.0% 77 min
DL 2806 LGA 20:45 ORD 22:36 2h 49m 193 59% 5.7% 94 min

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.
Delta JFK ORD 2h 56m 76% 6.4% 1,411 Flying now
Delta LGA ORD 2h 47m 70% 6.2% 2,765 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