TP1243 PraguePRG · 19:30 LisbonLIS · 22:05
TP1243 by TAP Air Portugal flies from Prague (PRG) to Lisbon (LIS) for the Mon, Sep 7 departure.
arrival expected at LIS · on schedule
board checked 30m ago · checking again in 45s
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at PRG and LIS 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 Prague to Lisbon flights today
same route · TAP Air PortugalIf TP1243 is cancelled, this is the other TAP Air Portugal nonstop flight from Prague to Lisbon on the same day, with scheduled departure times in PRG local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How TP1243 actually runs
Pro Flight Search has tracked every published board update for TP1243 across the PRG and LIS boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: left noticeably late (~28 min) but landed a little late (~11 min). Not enough to call it.
The verdict above is that record speaking, so it reflects how TP1243 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 PRG and LIS published them.
Planning around TP1243? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — TP1243 Prague to Lisbon on-time performance, measured from the PRG and LIS airport boards.
https://proflightsearch.com/flight/TP1243
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