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4,146 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 94% depart on time. After 4 pm it’s 78%.

Best time to leave 6–7 am 94% arrive on time from SLC
Best single flight DL 2874 SLC 07:50 → SEA 09:05 · 93% on time Avoid AS 719 SLC 20:46 → SEA 22:12 · 65% 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
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15
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SLC
93
94
90
87
90
80
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87
78
71
80
76
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73
77
89
% 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.

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 2,230 84% 0.5% 55 min
Alaska (incl. SkyWest, Horizon) 1,826 78% 1.2% 55 min
Frontier 90 – 3.3% 62 min

Dimmed: fewer than 150 flights in the year, too few to rank.

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 2874 SLC 07:50 SEA 09:05 93%
DL 2998 SLC 22:45 SEA 23:59 91%
DL 2995 SLC 11:35 SEA 12:52 89%
AS 796 SLC 11:17 SEA 12:30 87%
DL 2921 SLC 13:20 SEA 14:40 85%
· · ·
DL 2817 SLC 15:14 SEA 16:30 77%
AS 734 SLC 16:00 SEA 17:16 67%
AS 719 SLC 20:46 SEA 22:12 65%

All 18 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.
AS 1444 SLC 06:23 SEA 07:35 2h 12m 39 95% 0.0% 34 min
AS 3295flown by SkyWest SLC 07:15 SEA 08:40 2h 25m 28 96% 0.0% 20 min
DL 2874 SLC 07:50 SEA 09:05 2h 15m 365 93% 0.3% 53 min
AS 3381flown by SkyWest SLC 09:10 SEA 10:35 2h 25m 116 56% 0.0% 82 min
AS 3135flown by SkyWest SLC 09:27 SEA 10:54 2h 27m 27 59% 0.0% 46 min
AS 796 SLC 11:17 SEA 12:30 2h 13m 281 87% 1.1% 60 min
DL 2995 SLC 11:35 SEA 12:52 2h 17m 365 89% 0.5% 67 min
AS 664 SLC 12:51 SEA 14:04 2h 13m 52 88% 0.0% 84 min
DL 2921 SLC 13:20 SEA 14:40 2h 20m 287 85% 0.7% 50 min
DL 2817 SLC 15:14 SEA 16:30 2h 16m 363 77% 0.3% 52 min
AS 1477 SLC 15:42 SEA 17:00 2h 18m 28 79% 0.0% 66 min
AS 734 SLC 16:00 SEA 17:16 2h 16m 276 67% 1.1% 42 min
DL 871 SLC 17:20 SEA 18:36 2h 16m 332 82% 0.6% 59 min
AS 665 SLC 18:44 SEA 20:00 2h 16m 37 54% 0.0% 64 min
AS 1320 SLC 19:55 SEA 21:20 2h 25m 37 65% 0.0% 56 min
DL 2016 SLC 20:44 SEA 22:05 2h 21m 86 46% 1.2% 53 min
AS 719 SLC 20:46 SEA 22:12 2h 26m 160 65% 2.5% 43 min
DL 2998 SLC 22:45 SEA 23:59 2h 14m 268 91% 0.0% 68 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 SEA 2h 17m 84% 0.5% 2,230 Flying now
Alaska SLC SEA 2h 19m 78% 1.2% 1,826 Flying now
Frontier SLC SEA 2h 21m 69% 3.3% 90 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