TP1921 PortoOPO · 09:00 LisbonLIS · 09:55
TP1921 by TAP Air Portugal flies from Porto (OPO) to Lisbon (LIS).
scheduled from OPO
Where the minutes go
last 4 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at OPO 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 Porto to Lisbon flights today
same route · TAP Air PortugalIf TP1921 is cancelled, these are the other TAP Air Portugal nonstop flights from Porto to Lisbon on the same day, with scheduled departure times in OPO local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How TP1921 actually runs
Pro Flight Search has tracked every published board update for TP1921 across the OPO and LIS boards: schedule changes, gate pushes and actual clocks. Usually lands ~7 min late. Based on 4 confirmed landings · 3/4 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how TP1921 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 OPO and LIS published them.
Planning around TP1921? 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 — TP1921 Porto to Lisbon on-time performance, measured from the OPO and LIS airport boards.
https://proflightsearch.com/flight/TP1921
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