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2,730 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 4 in 5.

Best time to leave 6–7 am 98% arrive on time from SFO
Best single flight UA 1453 SFO 16:34 → IAD 00:55 · 87% on time Avoid UA 336 SFO 10:50 → IAD 19:11 · 78% 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
21
22
23
SFO
99
89
85
73
76
78
78
84
76
80
% 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.
United 2,693 85% 0.7% 63 min
Alaska 37 – 0.0% 41 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.
UA 1453 SFO 16:34 IAD 00:55 87%
UA 1849 SFO 08:10 IAD 16:25 84%
UA 336 SFO 10:50 IAD 19:11 78%

All 9 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 1849 SFO 08:10 IAD 16:25 5h 15m 365 84% 1.9% 81 min
UA 336 SFO 10:50 IAD 19:11 5h 21m 207 78% 0.5% 97 min
UA 2274 SFO 12:45 IAD 20:52 5h 07m 35 66% 0.0% 66 min
UA 1791 SFO 13:15 IAD 21:25 5h 10m 93 76% 0.0% 81 min
UA 1453 SFO 16:34 IAD 00:55 5h 21m 285 87% 0.4% 50 min
UA 357 SFO 21:30 IAD 05:53 5h 23m 72 74% 0.0% 45 min
UA 2837 SFO 22:35 IAD 06:58 5h 23m 72 67% 0.0% 53 min
UA 2111 SFO 23:05 IAD 07:30 5h 25m 102 87% 0.0% 39 min
UA 1083 SFO 23:05 IAD 07:30 5h 25m 66 80% 0.0% 43 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 IAD 5h 12m 85% 0.7% 2,693 Flying now
Alaska SFO IAD 5h 09m 49%few flights 0.0% 37 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