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🇵🇹 Lisbon, Portugal

Humberto Delgado Airport (Lisbon Portela Airport) (LIS)

Humberto Delgado Airport (Lisbon Portela Airport) (LIS, LPPT) serves Lisbon, Portugal. Flights leaving LIS left an average of 22.5 min late in the twelve months to July 2026, the 84th least delayed of 88 busy European airports. 36.2 million passengers used it in the twelve months to February 2026, most often flying to or from Madrid.

Delays at LIS

Average departure delay per flight: 22.5 min over the twelve months to July 2026. Delays were worst in August (27.4 min) and lightest in March (15.6 min).

Average departure delay per flight from LIS, all causes, by month. Green is the least delayed month, orange the most.
See the figures
MonthAverage departure delayDepartures
August 202527.4 min10,594
September 202525.5 min10,129
October 202525.6 min10,206
November 202525.4 min8,888
December 202526.0 min9,020
January 202620.3 min8,689
February 202621.3 min8,143
March 202615.6 min9,375
April 202616.0 min9,709
May 202620.4 min10,231
June 202621.8 min9,820
July 202624.2 min10,581

Air traffic flow restrictions held 4.9% of arrivals at LIS for more than 15 minutes in the twelve months to August 2026, most often because of weather (64% of those delay minutes).

Departure delay counts every cause, from the airline to air traffic control, and is measured against the scheduled time. Source: EUROCONTROL Aviation Intelligence Portal, summarised by TripStow. EUROCONTROL does not endorse TripStow.

Passengers at LIS

36,242,450 passengers used LIS in the twelve months to February 2026, on 223,823 commercial flights.

Passengers by month at LIS, arrivals and departures together.
See the figures
MonthPassengersFlights
March 20252,840,29918,058
April 20253,092,63418,706
May 20253,266,02419,758
June 20253,234,63619,590
July 20253,413,30520,514
August 20253,493,20320,731
September 20253,313,96819,699
October 20253,285,44819,759
November 20252,707,69917,146
December 20252,666,68317,491
January 20262,495,30916,663
February 20262,433,24215,708

Eurostat publishes airport figures a few months behind. Source: Eurostat (CC BY 4.0), summarised by TripStow.

Busiest routes from LIS

  1. Madrid (MAD)1,905,986 passengers
  2. Paris-Orly (ORY)1,527,513 passengers
  3. Funchal (FNC)1,395,044 passengers
  4. Barcelona (BCN)1,305,408 passengers
  5. London Heathrow (LHR)1,121,519 passengers
  6. Amsterdam Airport Schiphol (AMS)1,044,889 passengers
  7. Ponta Delgada (PDL)933,707 passengers
  8. Sao Paulo (GRU)864,997 passengers
  9. Porto (OPO)755,476 passengers
  10. Frankfurt am Main (FRA)730,466 passengers

Passengers in 2024, both directions together. Source: Eurostat (CC BY 4.0), summarised by TripStow.

Questions and answers

How delayed are flights at Lisbon (LIS)?
Flights leaving LIS left an average of 22.5 min late in the twelve months to July 2026, the 84th least delayed of 88 busy European airports.
Which month has the most delays at LIS?
August 2025, when flights left an average of 27.4 minutes late; the lightest month was March 2026 (15.6 minutes).
Why are flights delayed at LIS?
EUROCONTROL records why air traffic flow restrictions delay arrivals. At LIS in the last year the biggest cause was weather (64% of those minutes), then airport capacity (33%).

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