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9,092 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 5.

Best time to leave 6–7 am 93% arrive on time from BOS
Best single flight AA 2159 BOS 06:00 → DCA 07:44 · 94% on time Avoid B6 1355 BOS 16:03 → DCA 17:48 · 57% 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
95
92
89
87
85
82
80
77
76
71
64
63
51
57
56
69
% 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.
Delta (incl. Republic) 3,127 77% 3.7% 62 min
American (incl. Envoy, Republic) 3,337 77% 3.6% 86 min
JetBlue 2,628 69% 4.1% 74 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.
AA 2159 BOS 06:00 DCA 07:44 94%
DL 5687flown by Republic BOS 06:00 DCA 07:49 93%
DL 5692flown by Republic BOS 07:25 DCA 09:18 89%
DL 5693flown by Republic BOS 09:15 DCA 11:07 87%
DL 5672flown by Republic BOS 12:35 DCA 14:26 85%
· · ·
DL 5666flown by Republic BOS 20:05 DCA 22:03 59%
B6 1955 BOS 18:12 DCA 19:59 57%
B6 1355 BOS 16:03 DCA 17:48 57%
All 34 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 DCA 1h 54m 77% 3.7% 3,127 Flying now
American BOS DCA 1h 48m 77% 3.6% 3,337 Flying now
JetBlue BOS DCA 1h 44m 69% 4.1% 2,628 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