Showing Delta only (incl. its regional partners)All airlines ×

1,059 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: Delta’s SLC → MSO flights land within a few points of 9 in 10 on time whatever the hour.

Best time to leave 10–11 am 93% arrive on time from SLC

Best single flight DL 4112 SLC 10:53 → MSO 12:37 · 96% on time Avoid DL 1723 SLC 22:55 → MSO 00:28 · 83% 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).

SLC

% 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 4112flown by SkyWest	SLC 10:53	MSO 12:37	96%
DL 3808flown by SkyWest	SLC 16:10	MSO 17:49	91%
DL 1723	SLC 22:55	MSO 00:28	83%

All 3 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 4112flown by SkyWest	SLC 10:53	MSO 12:37	1h 44m	252	96%	2.8%	36 min
DL 3808flown by SkyWest	SLC 16:10	MSO 17:49	1h 39m	340	91%	0.3%	46 min
DL 1723	SLC 22:55	MSO 00:28	1h 33m	344	83%	0.3%	109 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	MSO	1h 36m	89%	0.9%	1,059	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