BY39 CancúnCUN · 16:30 LondonLGW · 07:55
BY39 by TUI Airways flies from Cancún (CUN) to London (LGW).
scheduled from CUN
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at CUN and LGW are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Cancún to London flights
same route · TUI AirwaysIf BY39 is cancelled, these are the other TUI Airways nonstop flights from Cancún to London, with scheduled departure times in CUN local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How BY39 actually runs
Pro Flight Search has tracked every published board update for BY39 across the CUN and LGW boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: landed +32 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how BY39 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as CUN and LGW published them.
Planning around BY39? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — BY39 Cancún to London on-time performance, measured from the CUN and LGW airport boards.
https://proflightsearch.com/flight/BY39
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