Denmark-based research and analysis specialist SeaIntelligence reported that global schedule reliability in July dropped to lowest 2026 level. There was a sharp 6.1 percentage point drop M/M in schedule reliability in July 2026 to 56.4%, according to Sea-Intelligence report.

The company released its 180 issue of the Global Liner Performance (GLP) report, with schedule reliability figures up to and including July 2026.

This is the lowest schedule reliability has been in 2026 and the lowest since February 2025.

On a Y/Y level, schedule reliability was lower by ‑8.8 percentage points. The average delay for late vessel arrivals also deteriorated, increasing M/M by 0.59 days to 6.06 days. This is the highest level reached in 2026, and the highest since January 2024. On a Y/Y level, the July 2026 figure was 1.34 days higher.

Container line schedule reliability drops to lowest 2026 level in July

Maersk was the most reliable top-13 carrier in July 2026 with schedule reliability of 73.7%, followed by Hapag-Lloyd with 69.3%.

Maersk was the only carrier with schedule reliability over 70%, and Hapag-Lloyd was the only carrier in the 60-70% range.

Five of the remaining carriers were in the 50-60% range.

The full report can be found here.