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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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SLC
96
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74
% 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
Spokane flights leaving SLC 8–9 am: 2Close ×
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

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Delta (incl. SkyWest) 1,671 87% 0.5% 75 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 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 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.
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