American AirlinesAA
Flights AA2141 10:30 daily · AA1578 16:59 daily · AA2713 19:37 Tu We Sa Su
live
Direct flights from Boston (BOS) to Los Angeles (LAX): 28 nonstop departures observed each week across 4 airlines. 80% of the last 10 operated flights arrived within 15 minutes of schedule. The median arrival is 26 minutes early. 1 of the 10 tracked flights was cancelled. 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 Boston and Los Angeles. Updated 7 September 2026 at 02:11 UTC.
BOS
Boston
disrupted · +120
LAX
Los Angeles
smooth · +0
4,193 km · ~5h 53m est.
Runs reliable · 4 airlines · 28x weekly · nonstop
80% on time
of the last 10 operated BOS → LAX flights arrived within 15 minutes
Median arrival delay is −26 min. 1 of 10 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−26 minacross the last 10 operated legs
Flight time~5h 53mestimated from route distance
Weekly departures28x4 direct airlines on the leg
Cancelled10.0%recent route rate · 1 of 10
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 DL479 06:25 daily · DL2004 10:50 daily · DL318 16:30 daily · DL321 20:35 Mo We Th Fr Su
JetBlue AirwaysB680% on time
Flights B6287 06:00 daily · B6687 07:00 daily · B61487 varies Mo Tu We Th Fr Su · B6487 15:55 daily
United AirlinesUA
Flights UA360 08:15 daily · UA659 varies daily · UA202 18:35 Mo We Th Fr Su
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 Boston to Los Angeles route actually runs
Pro Flight Search records official board updates for nonstop BOS to LAX 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 — Boston (BOS) to Los Angeles (LAX) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/BOS-LAX
BOS to LAX questions
Is BOS–LAX running on time right now?
Significant delay risk. The departure side at BOS is the weaker end, route health score 50/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on BOS–LAX?
Operators schedule morning departures around 06:00 and evening departures around 18:35 from BOS. Earlier flights typically land before destination-airport delays accumulate later in the day; check the LAX delay card to confirm conditions when you'd arrive.
How long is the flight from BOS to LAX?
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 BOS–LAX fly?
4 carriers operate this route, around 104 flights a week between them. Compare carrier days and times in the airline list above.
.