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2,828 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 58%.

Best time to leave 6–7 am 91% arrive on time from BOS
Best single flight DL 2066 BOS 06:20 → RDU 08:28 · 91% on time Avoid DL 817 BOS 20:05 → RDU 22:16 · 55% 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
BOS
92
91
75
89
88
66
80
82
79
68
73
59
60
51
54
45
% 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
Raleigh/Durham flights leaving BOS 8–9 pm: 2Close ×
DL 817 BOS 20:05 RDU 22:16 2h 12m 289 55% 3.1% 88 min
B6 2783 BOS 20:55 RDU 22:59 2h 05m 279 62% 3.9% 75 min

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 (incl. Republic) 1,568 79% 2.7% 86 min
JetBlue 1,092 73% 3.0% 70 min
Frontier 168 73% 0.0% 52 min

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 2066 BOS 06:20 RDU 08:28 91%
DL 2118 BOS 10:00 RDU 12:04 89%
B6 1883 BOS 06:30 RDU 08:33 88%
DL 2283 BOS 13:00 RDU 15:04 83%
B6 2283 BOS 11:38 RDU 13:39 78%
· · ·
F9 3057 BOS 08:42 RDU 10:52 73%
B6 2783 BOS 20:55 RDU 22:59 62%
DL 817 BOS 20:05 RDU 22:16 55%
All 10 flights on this route →

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 BOS RDU 2h 21m 79% 2.7% 1,568 Flying now
JetBlue BOS RDU 2h 10m 73% 3.0% 1,092 Flying now
Frontier BOS RDU 2h 09m 73% 0.0% 168 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