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Showing Delta only (incl. its regional partners)All airlines ×
1,012 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 3 in 4.

Best time to leave 7–8 am 92% arrive on time from SLC
Best single flight DL 2247 SLC 07:50 → ORD 12:00 · 88% on time Avoid DL 2377 SLC 14:35 → ORD 18:58 · 72% 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).

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SLC
96
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76
% 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 2247 SLC 07:50 ORD 12:00 88%
DL 2413 SLC 17:21 ORD 21:29 75%
DL 2377 SLC 14:35 ORD 18:58 72%

All 4 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 879 SLC 07:45 ORD 11:52 3h 07m 31 87% 0.0% 27 min
DL 2247 SLC 07:50 ORD 12:00 3h 10m 334 88% 0.6% 68 min
DL 2377 SLC 14:35 ORD 18:58 3h 23m 276 72% 1.4% 65 min
DL 2413 SLC 17:21 ORD 21:29 3h 12m 363 75% 0.8% 87 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 SLC ORD 3h 12m 79% 0.9% 1,012 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