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7,342 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 93% depart on time. After 4 pm it’s 63%.

Best time to leave 6–7 am 93% arrive on time from BOS
Best single flight AA 4424 BOS 06:00 → LGA 07:24 · 92% on time Avoid DL 5716 BOS 19:00 → LGA 20:32 · 64% 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
BOS
96
93
90
92
86
84
82
81
76
76
64
68
63
64
59
56
68
% 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.
American (incl. Republic) 2,294 78% 5.1% 79 min
Delta (incl. Republic) 5,048 77% 6.1% 76 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 4424flown by Republic BOS 06:00 LGA 07:24 92%
DL 5732flown by Republic BOS 09:00 LGA 10:20 88%
DL 5735flown by Republic BOS 08:00 LGA 09:21 87%
DL 5744flown by Republic BOS 10:00 LGA 11:15 86%
DL 5755flown by Republic BOS 11:00 LGA 12:19 85%
· · ·
DL 5726flown by Republic BOS 16:00 LGA 17:30 68%
DL 5831flown by Republic BOS 18:00 LGA 19:31 65%
DL 5716flown by Republic BOS 19:00 LGA 20:32 64%

All 27 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.
DL 5836flown by Republic BOS 06:00 LGA 07:20 1h 20m 40 95% 2.5% 88 min
AA 4424flown by Republic BOS 06:00 LGA 07:24 1h 24m 238 92% 4.6% 44 min
DL 2770 BOS 07:00 LGA 08:24 1h 24m 55 98% 3.6% 29 min
DL 5826flown by Republic BOS 07:00 LGA 08:24 1h 24m 23 96% 0.0% 42 min
AA 4396flown by Republic BOS 07:02 LGA 08:28 1h 26m 51 92% 5.9% 60 min
DL 5735flown by Republic BOS 08:00 LGA 09:21 1h 21m 278 87% 3.2% 61 min
AA 4377flown by Republic BOS 08:06 LGA 09:32 1h 26m 71 91% 2.8% 82 min
DL 5732flown by Republic BOS 09:00 LGA 10:20 1h 20m 271 88% 5.9% 66 min
DL 5744flown by Republic BOS 10:00 LGA 11:15 1h 15m 293 86% 4.1% 53 min
AA 4373flown by Republic BOS 10:54 LGA 12:18 1h 23m 105 80% 2.9% 66 min
DL 5755flown by Republic BOS 11:00 LGA 12:19 1h 19m 186 85% 7.0% 52 min
DL 5611flown by Republic BOS 12:00 LGA 13:19 1h 19m 29 75% 3.4% 38 min
DL 5854flown by Republic BOS 12:00 LGA 13:18 1h 18m 48 71% 6.2% 95 min
AA 4367flown by Republic BOS 12:23 LGA 13:49 1h 24m 61 74% 4.9% 48 min
DL 5748flown by Republic BOS 13:00 LGA 14:28 1h 28m 274 82% 3.6% 78 min
DL 5730flown by Republic BOS 14:00 LGA 15:17 1h 17m 293 77% 5.5% 71 min
AA 4375flown by Republic BOS 14:05 LGA 15:30 1h 26m 100 68% 6.0% 87 min
DL 5736flown by Republic BOS 15:00 LGA 16:30 1h 30m 304 74% 4.9% 84 min
DL 5726flown by Republic BOS 16:00 LGA 17:30 1h 30m 186 68% 8.6% 81 min
DL 5721flown by Republic BOS 17:00 LGA 18:29 1h 29m 319 69% 8.2% 77 min
AA 4632flown by Republic BOS 17:51 LGA 19:19 1h 28m 70 49% 10.0% 87 min
DL 5831flown by Republic BOS 18:00 LGA 19:31 1h 31m 298 65% 8.1% 87 min
DL 5716flown by Republic BOS 19:00 LGA 20:32 1h 32m 304 64% 10.5% 84 min
DL 5849flown by Republic BOS 20:00 LGA 21:29 1h 29m 48 50% 12.5% 81 min
AA 4397flown by Republic BOS 20:00 LGA 21:26 1h 26m 61 64% 13.1% 101 min
DL 5609flown by Republic BOS 21:00 LGA 22:21 1h 21m 90 67% 6.7% 67 min
DL 5840flown by Republic BOS 22:00 LGA 23:23 1h 23m 95 69% 11.6% 69 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.
American BOS LGA 1h 24m 78% 5.1% 2,294 Flying now
Delta BOS LGA 1h 25m 77% 6.1% 5,048 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