Cirium reveals the most punctual airlines and airports in May 2023

Cirium’s Global On-Time Performance Report: May 2023


  • Norwegian Air Shuttle was named Europe’s most punctual carrier last month, with 89.25% of flights arriving on-time
  • LOT Polish Airlines landed second position, with over 88.68% of all flights arriving on-time
  • Iberia, Finnair and Austrian Airlines also made the top five, offering customers punctual service on over 80% of flights
  • No UK airline featured in the top 10 of most punctual European carriers.


  • Globally, Avianca was named the most punctual airline in May, with 89.51% of flights arriving at their destination on-time
  • The second spot was highly contested, with Delta Air Lines securing an 88.86% punctuality score, just head of LATAM Airlines which took third place with 88.23%
  • Iberia and ANA took fourth and fifth spot, with 86.63% and 86.04% respectively.


  • Four of the top five most on-time airports were in North America – with Minneapolis-St. Paul International Airport taking the top spot
  • Detroit, Salt Lake City and Philadelphia also made the top five, alongside Bogota Airport which took second position
  • Oslo Airport was the most punctual in Europe, with 86.41% of all flights departing on-time.


  • The number of cancelled flights within Europe remained relatively constant in May 2023 compared to the previous month
  • In May 2023, 7,600 flights were cancelled within Europe, up from 7,468 in April 2023.

For further analysis of airlines’ punctuality scores in May 2023, please see the full report here.