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Showing Delta only (incl. its regional partners)All airlines ×
1,671 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 96% depart on time. After 4 pm it’s 84%.

Best time to leave 8–9 am 96% arrive on time from SLC
Best single flight DL 1452 SLC 11:30 → GEG 12:15 · 82% on time Avoid DL 1503 SLC 15:25 → GEG 16:11 · 80% 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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% 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 1452 SLC 11:30 GEG 12:15 82%
DL 1466 SLC 23:15 GEG 23:55 82%
DL 1503 SLC 15:25 GEG 16:11 80%

All 7 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 4444flown by SkyWest SLC 08:15 GEG 09:07 1h 52m 55 98% 0.0% 29 min
DL 3795flown by SkyWest SLC 08:20 GEG 09:10 1h 50m 31 97% 0.0% 47 min
DL 1452 SLC 11:30 GEG 12:15 1h 45m 322 82% 0.6% 51 min
DL 1503 SLC 15:25 GEG 16:11 1h 46m 187 80% 1.6% 64 min
DL 1024 SLC 17:30 GEG 18:14 1h 44m 44 84% 0.0% 42 min
DL 3963flown by SkyWest SLC 17:30 GEG 18:23 1h 53m 62 90% 0.0% 33 min
DL 1466 SLC 23:15 GEG 23:55 1h 44m 224 82% 0.4% 110 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 GEG 1h 52m 87% 0.5% 1,671 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