EUROCONTROL Flash Briefing Week 32

EUROCONTROL Flash Briefings provide you with an update on how the network is performing during the busy summer season. 

For Week 32 (4-10 August 2025):

Traffic: During Week 32, there were 35,332 daily flights, slightly below the previous week, +4% vs 2024, and +3% vs 2019 levels. Daily network records for a Saturday and a Sunday were set on both weekend days of Week 32, with 33,987 flights recorded on Saturday 9 August 2025 and 35,009 flights recorded on Sunday 10 August 2025 (the busiest network day for reference remains a Friday in 2019, when 37,228 flights were recorded). In Austria, the Czech Republic, Hungary, Romania, Bulgaria and Türkiye, during Week 32 traffic was more than 10% higher vs 2024.  

ATFM delays: Averaged 3.0 minutes per flight — a 36% decrease vs the previous week, and 16% lower than in 2024. A total of 52,184 flights were delayed by air traffic flow management (ATFM) restrictions, an average of 7,455 flights a day and 21% of all flights. 

Arrival punctuality: Up 6.8 percentage points vs Week 31 to 75%, and better than last year by 4.8 percentage points. 

Network hot spots:

  • France (26% of all delays in the network): Affected by ongoing capacity and staffing issues.
  • Greece (16% of all delays in the network): Affected mostly by staffing issues and weather.
  • Spain (13% of all delays in the network): Affected by capacity issues related to high demand.

Network Operations Plan (NOP) delivery:

  • With 3.9% year-to-date traffic growth, en-route ATFM delay so far is 24% better than 2024, with enhanced delivery by all air navigation service providers (ANSPs) in South-East Europe, Central Europe, Italy and Switzerland. 
  • Most ANSPs are delivering the agreed capacity.
  • However, Marseille ACC and Beograd ACC did not fully provide the capacity planned in the NOP (generating respectively 98K and 41K delay minutes).  
     

Actions to be taken: Brest, Marseille, Reims and Beograd ACCs will need to revise their plans to align with the NOP for the upcoming weeks. The implementation of capacity management scenarios by EUROCONTROL’s Network Manager Operations Centre (NMOC) will be further amplified and, in this context, the proactive support of all ANSPs will be further requested.

Weather: There were no major weather events in the network during Week 32. Regarding more local network events, the scenarios pre-agreed between the ANSPs and the EUROCONTROL Network Manager, moving traffic away from areas of forecasted convective weather, saved 9K minutes of delay on the only applicable day, Monday 4th, 8% of the total weather delay in Week 32, with a further 1K minutes saved on the scenarios purely based around capacity shortfall. 

Files

EUROCONTROL Flash Briefing - Week 32

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