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Showing JetBlue only (incl. its regional partners)All airlines ×
1,736 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 88% depart on time. After 4 pm it’s 7 in 10.

Best time to leave 6–7 am 91% arrive on time from SFO
Best single flight B6 434 SFO 06:00 → BOS 14:41 · 86% on time Avoid B6 1734 SFO 10:25 → BOS 19:12 · 70% 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
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23
SFO
97
86
85
72
63
73
77
81
73
81
62
75
52
% 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.
B6 434 SFO 06:00 BOS 14:41 86%
B6 734 SFO 15:18 BOS 23:59 78%
B6 1734 SFO 10:25 BOS 19:12 70%

All 8 JetBlue 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.
B6 434 SFO 06:00 BOS 14:41 5h 41m 319 86% 2.5% 74 min
B6 1734 SFO 10:25 BOS 19:12 5h 47m 342 70% 2.6% 66 min
B6 1534 SFO 11:26 BOS 20:16 5h 50m 54 66% 1.9% 74 min
B6 834 SFO 12:03 BOS 20:50 5h 47m 129 74% 0.0% 70 min
B6 1634 SFO 12:30 BOS 21:18 5h 48m 88 66% 2.3% 95 min
B6 734 SFO 15:18 BOS 23:59 5h 41m 341 78% 3.8% 78 min
B6 134 SFO 22:17 BOS 07:01 5h 44m 148 65% 0.7% 100 min
B6 1034 SFO 23:48 BOS 08:30 5h 42m 91 54% 2.2% 110 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.
JetBlue SFO BOS 5h 44m 74% 2.4% 1,736 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