American AirlinesAA
Flights AA38 19:45 daily
live
Direct flights from Miami (MIA) to London (LHR): 21 nonstop departures observed each week across 3 airlines. 33% of the last 6 operated flights arrived within 15 minutes of schedule. The median arrival is 12 minutes late. 3 of the 6 tracked flights were cancelled. The nonstop covers 7,109 km, an estimated 9 hours 37 minutes in the air. Measured by Pro Flight Search from live flight boards at Miami and London. Updated 8 September 2026 at 00:09 UTC.
MIA
Miami
disrupted · +131
LHR
London
smooth · +0
7,109 km · ~9h 37m est.
Runs rough · 3 airlines · 21x weekly · nonstop
33% on time
of the last 6 operated MIA → LHR flights arrived within 15 minutes
Median arrival delay is +12 min. 3 of 6 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+12 minacross the last 6 operated legs
Flight time~9h 37mestimated from route distance
Weekly departures21x3 direct airlines on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
American AirlinesBritish AirwaysVirgin Atlantic
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 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 MIA and LHR: 32% odds of a 15+ minute delay and around +-1 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 Miami to London route actually runs
Pro Flight Search records official board updates for nonstop MIA to LHR 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 — Miami (MIA) to London (LHR) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/MIA-LHR
MIA to LHR questions
Is MIA–LHR running on time right now?
Significant delay risk. The departure side at MIA 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 MIA–LHR?
Operators schedule evening departures around 17:00 from MIA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the LHR delay card to confirm conditions when you'd arrive.
How long is the flight from MIA to LHR?
Great-circle distance is 7,109 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 532–639 min gate-to-gate on this route.
How often does MIA–LHR fly?
3 carriers operate this route, around 30 flights a week between them. Compare carrier days and times in the airline list above.
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