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9,090 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 3 in 5.

Best time to leave 6–7 am 92% arrive on time from DCA
Best single flight DL 5710 DCA 06:00 → BOS 07:40 · 93% on time Avoid AA 3207 DCA 17:00 → BOS 18:47 · 43% 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
DCA
92
93
85
84
85
78
80
68
69
61
52
56
57
61
63
63
70
% 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 78% 4.1% 72 min
American (incl. Envoy, Republic) 3,337 70% 3.4% 78 min
JetBlue 2,626 66% 4.3% 90 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 5710flown by Republic DCA 06:00 BOS 07:40 93%
DL 5698flown by Republic DCA 06:59 BOS 08:41 92%
DL 5687flown by Republic DCA 08:29 BOS 10:14 88%
DL 5693flown by Republic DCA 11:47 BOS 13:28 84%
DL 5776flown by Republic DCA 17:45 BOS 19:42 64%
· · ·
B6 2754 DCA 18:41 BOS 20:15 50%
B6 1354 DCA 14:25 BOS 16:00 49%
AA 3207 DCA 17:00 BOS 18:47 43%

All 33 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.
AA 1550 DCA 06:00 BOS 07:39 1h 39m 62 97% 4.8% 106 min
DL 5710flown by Republic DCA 06:00 BOS 07:40 1h 40m 261 93% 3.1% 53 min
AA 1605 DCA 06:55 BOS 08:34 1h 39m 51 98% 3.9% 59 min
DL 5698flown by Republic DCA 06:59 BOS 08:41 1h 42m 325 92% 2.8% 66 min
AA 1556 DCA 08:00 BOS 09:35 1h 39m 53 90% 1.9% 65 min
DL 5687flown by Republic DCA 08:29 BOS 10:14 1h 45m 275 88% 0.4% 73 min
AA 4544flown by Republic DCA 08:39 BOS 10:17 1h 41m 10 90% 0.0% 97 min
B6 554 DCA 08:50 BOS 10:27 1h 36m 141 88% 2.8% 73 min
AA 4691flown by Republic DCA 09:40 BOS 11:24 1h 44m 61 89% 0.0% 68 min
DL 5611flown by Republic DCA 10:00 BOS 11:43 1h 43m 47 85% 0.0% 82 min
AA 1582 DCA 10:14 BOS 11:52 1h 33m 71 77% 0.0% 79 min
B6 2454 DCA 11:00 BOS 12:35 1h 35m 141 82% 2.1% 66 min
DL 5693flown by Republic DCA 11:47 BOS 13:28 1h 43m 284 84% 2.8% 69 min
DL 5592flown by Republic DCA 12:55 BOS 14:39 1h 44m 69 82% 1.4% 102 min
AA 4380flown by Republic DCA 12:59 BOS 14:44 1h 44m 71 72% 5.6% 75 min
B6 1254 DCA 13:25 BOS 15:01 1h 35m 97 68% 5.2% 82 min
B6 1354 DCA 14:25 BOS 16:00 1h 37m 325 49% 2.2% 92 min
DL 5672flown by Republic DCA 14:35 BOS 16:19 1h 44m 86 78% 4.7% 75 min
AA 1557 DCA 14:59 BOS 16:42 1h 43m 62 59% 4.8% 111 min
DL 5600flown by Republic DCA 15:15 BOS 17:02 1h 49m 234 61% 5.6% 65 min
B6 1554 DCA 16:15 BOS 17:50 1h 36m 21 85% 4.8% 87 min
AA 3207 DCA 17:00 BOS 18:47 1h 47m 191 43% 2.1% 89 min
DL 5839flown by Republic DCA 17:00 BOS 18:51 1h 51m 48 50% 8.3% 101 min
DL 5820flown by Republic DCA 17:00 BOS 18:48 1h 48m 31 52% 0.0% 69 min
B6 2954 DCA 17:25 BOS 19:03 1h 41m 137 49% 5.1% 108 min
DL 5776flown by Republic DCA 17:45 BOS 19:42 1h 56m 190 64% 5.3% 73 min
DL 5689flown by Republic DCA 18:25 BOS 20:23 1h 58m 125 62% 12.8% 84 min
B6 2754 DCA 18:41 BOS 20:15 1h 37m 335 50% 6.3% 91 min
AA 4382flown by Republic DCA 20:40 BOS 22:19 1h 41m 136 67% 8.1% 53 min
B6 1854 DCA 21:00 BOS 22:33 1h 33m 145 66% 7.6% 87 min
DL 5633flown by Republic DCA 22:00 BOS 23:44 1h 44m 48 67% 18.8% 63 min
AA 2932 DCA 22:16 BOS 23:59 1h 43m 11 80% 9.1% 64 min
AA 4051flown by Envoy DCA 22:30 BOS 23:59 1h 29m 51 58% 15.7% 47 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.
Delta DCA BOS 1h 43m 78% 4.1% 3,127 Flying now
American DCA BOS 1h 37m 70% 3.4% 3,337 Flying now
JetBlue DCA BOS 1h 35m 66% 4.3% 2,626 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