American AirlinesAA
Flights AA12 08:00 daily · AA382 15:05 daily · AA2453 22:59 daily
live
Direct flights from Los Angeles (LAX) to Boston (BOS): 28 nonstop departures observed each week across 4 airlines. 83% of the last 6 operated flights arrived within 15 minutes of schedule. The median arrival is 14 minutes early. No cancellations were recorded across the 6 tracked flights. The nonstop covers 4,193 km, an estimated 5 hours 53 minutes in the air. Measured by Pro Flight Search from live flight boards at Los Angeles and Boston. Updated 6 September 2026 at 14:38 UTC.
LAX
Los Angeles
smooth · +10
BOS
Boston
smooth · +0
4,193 km · ~5h 53m est.
Runs reliable · 4 airlines · 28x weekly · nonstop
83% on time
of the last 6 operated LAX → BOS flights arrived within 15 minutes
Median arrival delay is −14 min. 0 of 6 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−14 minacross the last 6 operated legs
Flight time~5h 53mestimated from route distance
Weekly departures28x4 direct airlines on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
American AirlinesDelta Air LinesJetBlue AirwaysUnited Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysDelta Air LinesDL
Flights DL639 06:40 daily · DL437 10:47 daily · DL2166 15:20 Mo Tu We Th Fr Su · DL507 21:00 Mo We Th Fr Sa Su
JetBlue AirwaysB6
Flights B6888 06:00 daily · B6288 08:10 daily · B6988 10:03 daily · B61388 11:03 daily
United AirlinesUA
Flights UA1783 08:39 daily · UA2126 12:50 Mo We Th Fr Su · UA2210 23:14 daily
History
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at BOS: 42% odds of a 15+ minute delay and around +8 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Los Angeles to Boston route actually runs
Pro Flight Search records official board updates for nonstop LAX to BOS flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Los Angeles (LAX) to Boston (BOS) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/LAX-BOS
LAX to BOS questions
Is LAX–BOS running on time right now?
Smooth skies ahead. The departure side at LAX is the weaker end, route health score 93/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on LAX–BOS?
Operators schedule morning departures around 06:00 and evening departures around 21:00 from LAX. Earlier flights typically land before destination-airport delays accumulate later in the day; check the BOS delay card to confirm conditions when you'd arrive.
How long is the flight from LAX to BOS?
Great-circle distance is 4,193 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 326–389 min gate-to-gate on this route.
How often does LAX–BOS fly?
4 carriers operate this route, around 107 flights a week between them. Compare carrier days and times in the airline list above.
.