BA213BritishIn the air, 73 min late
Left LHR at 12:53, 73 min after its 11:40 slot.
- Landing
- 14:42BOS board estimate · sched 14:20
live
Direct flights from London (LHR) to Boston (BOS): 49 nonstop departures observed each week across 5 airlines. 45% of the last 11 tracked flights arrived within 15 minutes of schedule. The median arrival is 20 minutes late. 1 of the 16 tracked flights was cancelled. The nonstop covers 5,239 km, an estimated 7 hours 13 minutes in the air. Measured by Pro Flight Search from live flight boards at London and Boston. Updated 14 November 2026 at 21:23 UTC.
Today, LHR → BOS
Sat 14 Nov · local timesBA203BritishIn the air, 15 min late
Left LHR at 17:15, 15 min after its 17:00 slot.
- Landing
- 19:17BOS board estimate · sched 19:40
- 09:20 B61621JetBlue Left 11:51 +151 Landed 13:52 +97
- 09:40 DL59Delta Left 12:37 +177 Landed 14:28 +123
- 11:40 BA213British Left 12:53 +73 BOS est. 14:42 +22In the air · sched 14:20
- 13:10 AA109American Left 13:33 +23 Landed 15:18 −27
- 17:00 BA203British Left 17:15 +15 BOS est. 19:17In the air · sched 19:40
- 17:20 VS11Virgin Atlantic Left 17:30 +10 BOS est. 19:25In the air · sched 20:15
Checked LHR board 21:23 · BOS board 16:08
LHR
London
busy · +19
BOS
Boston
heavy · +30
5,239 km · ~7h 13m est.
Runs rough · 5 airlines · 49x weekly · nonstop
45% on time
of the last 11 tracked LHR → BOS flights arrived within 15 minutes
Median arrival delay is +20 min. 1 of 16 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+20 minacross the last 10 arrivals
Flight time~7h 13mestimated from route distance
Weekly departures49x5 direct airlines on the leg
Cancelled6.3%recent route rate · 1 of 16
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
American AirlinesBritish AirwaysDelta Air LinesJetBlue Airways
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 daysHistory
operated legs · board outcomes11-12AA107arrived+0
11-12B620arrived+358
11-12BA173arrived+210
Actual 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
Conditions are tightest at BOS: a 33% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +4 min. Both figures come from the two airports' delay records in similar weather. See live delays → · Weather risk by airport →
next sweep in 120s
How the London to Boston route actually runs
Pro Flight Search records official board updates for nonstop LHR 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: London (LHR) to Boston (BOS) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/LHR-BOS
LHR to BOS questions
Is LHR–BOS running on time right now?
Some delays possible. The arrival side at BOS is the weaker end, route health score 67/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on LHR–BOS?
Operators schedule morning departures around 09:20 and evening departures around 17:00 from LHR. 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 LHR to BOS?
Great-circle distance is 5,239 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 400–479 min gate-to-gate on this route.
How often does LHR–BOS fly?
5 carriers operate this route, around 49 flights a week between them. Compare carrier days and times in the airline list above.
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