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Showing United only (incl. its regional partners)All airlines ×
2,330 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 92% depart on time. After 4 pm it’s 3 in 4.

Best time to leave 7–8 am 92% arrive on time from SFO
Best single flight UA 2279 SFO 16:27 → SEA 18:47 · 76% on time Avoid UA 1007 SFO 20:54 → SEA 23:19 · 66% 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
14
15
16
17
18
19
20
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SFO
95
90
91
85
63
85
83
85
73
79
78
71
72
63
% 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.
UA 2279 SFO 16:27 SEA 18:47 76%
UA 1007 SFO 20:54 SEA 23:19 66%

All 10 United 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.
UA 1708 SFO 07:00 SEA 09:22 2h 22m 60 92% 0.0% 88 min
UA 2192 SFO 10:15 SEA 12:34 2h 19m 60 47% 1.7% 49 min
UA 2744 SFO 12:10 SEA 14:30 2h 20m 79 72% 1.3% 60 min
UA 1265 SFO 14:00 SEA 16:20 2h 20m 58 59% 0.0% 53 min
UA 2279 SFO 16:27 SEA 18:47 2h 20m 265 76% 0.0% 71 min
UA 1577 SFO 18:28 SEA 20:53 2h 25m 101 69% 0.0% 53 min
UA 1007 SFO 20:54 SEA 23:19 2h 25m 211 66% 0.5% 61 min
UA 1389 SFO 22:59 SEA 01:13 2h 14m 10 78% 10.0% 60 min
UA 1885 SFO 22:59 SEA 01:13 2h 14m 17 62% 5.9% 34 min
UA 5579flown by SkyWest SFO 22:59 SEA 01:29 2h 30m 136 72% 0.7% 56 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.
United SFO SEA 2h 18m 77% 0.5% 2,330 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