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4,761 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: airlines and hours on this route all land within a few points of 78% on time.

Best time to leave 11 pm–12 am 88% arrive on time from LAX
Best single flight UA 2210 LAX 23:59 → BOS 08:40 · 91% on time Avoid B6 1388 LAX 10:59 → BOS 19:42 · 68% 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).

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LAX
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% 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.

United 716 87% 1.1% 70 min
Delta 1,236 78% 1.9% 90 min
JetBlue 1,629 77% 1.8% 72 min
American 1,180 76% 1.6% 96 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.

UA 2210 LAX 23:59 BOS 08:40 91%
DL 507 LAX 21:00 BOS 05:28 85%
UA 1783 LAX 08:35 BOS 17:20 83%
DL 639 LAX 06:40 BOS 15:15 83%
AA 2453 LAX 23:59 BOS 08:35 81%
· · ·
DL 437 LAX 10:45 BOS 19:25 71%
B6 288 LAX 08:00 BOS 16:40 70%
B6 1388 LAX 10:59 BOS 19:42 68%

All 18 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 888 LAX 06:00 BOS 14:37 5h 37m 129 88% 0.8% 52 min
DL 639 LAX 06:40 BOS 15:15 5h 35m 365 83% 2.7% 76 min
AA 12 LAX 08:00 BOS 16:38 5h 38m 364 78% 1.4% 74 min
B6 288 LAX 08:00 BOS 16:40 5h 40m 330 70% 1.2% 74 min
UA 1783 LAX 08:35 BOS 17:20 5h 45m 365 83% 0.8% 85 min
B6 988 LAX 09:59 BOS 18:42 5h 43m 342 81% 2.0% 72 min
AA 1691 LAX 10:00 BOS 18:40 5h 40m 30 53% 0.0% 87 min
DL 437 LAX 10:45 BOS 19:25 5h 36m 342 71% 1.5% 106 min
B6 1388 LAX 10:59 BOS 19:42 5h 43m 164 68% 1.8% 78 min
AA 3138 LAX 12:03 BOS 20:38 5h 35m 40 70% 0.0% 213 min
AA 1805 LAX 15:05 BOS 23:43 5h 38m 57 65% 5.3% 155 min
DL 2166 LAX 15:20 BOS 23:51 5h 31m 79 78% 1.3% 79 min
B6 188 LAX 15:25 BOS 23:59 5h 34m 123 74% 1.6% 66 min
B6 1488 LAX 20:47 BOS 05:20 5h 33m 63 79% 0.0% 57 min
DL 507 LAX 21:00 BOS 05:28 5h 28m 287 85% 2.8% 75 min
B6 488 LAX 22:12 BOS 06:51 5h 40m 84 72% 3.6% 95 min
AA 2453 LAX 23:59 BOS 08:35 5h 36m 354 81% 0.8% 80 min
UA 2210 LAX 23:59 BOS 08:40 5h 41m 348 91% 1.4% 42 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.

United LAX BOS 5h 45m 87% 1.1% 716 Flying now
Delta LAX BOS 5h 34m 78% 1.9% 1,236 Flying now
JetBlue LAX BOS 5h 37m 77% 1.8% 1,629 Flying now
American LAX BOS 5h 31m 76% 1.6% 1,180 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