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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 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.

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