ICC ODI World Cup Format — History, Qualification and How It Works

The ICC Cricket World Cup is the flagship event of 50-over One Day International cricket, held every four years. First contested in England in 1975, it has grown into one of sport's most-watched tournaments. The World Cup determines the champion nation in the ODI format for each four-year cycle, with qualification pathways designed to include the broadest possible competitive spread of nations.

Current Format

The current 10-team format — introduced for the 2019 edition in England — features a round-robin league phase where all 10 teams play each other once (45 matches), followed by two semi-finals and a final. The top four teams from the league phase advance to the knockouts. This structure maximises the number of meaningful matches: every team plays 9 league games, giving genuine opportunity to recover from an early defeat.

Qualification

Places in the 10-team field are allocated through the ICC Men's Cricket World Cup Super League — a three-year bilateral ODI competition among the top 13 teams. The top eight finishers in the Super League qualify automatically. The host nation receives automatic qualification. The remaining places go through a global qualifier event. This system replaced the old route where many nations had to go through qualifiers every cycle, giving more bilateral ODI context to the 3-year period.

Tournament History

The first four World Cups (1975–1987) used 60 overs per side. From 1992, the format moved to 50 overs. Australia's five titles (1987, 1999, 2003, 2007, 2023) make them the most successful World Cup nation. West Indies won the first two editions (1975, 1979). India won in 1983 and 2011. England won their first ODI World Cup in 2019 — decided by a Super Over after the final and Super Over both ended tied.