- Prince William's three-day official visit to Saudi Arabia in February 2026 was the most expensive royal trip, costing £130,106, according to the royal family's annual financial report.
- This marks the first time Prince William has topped the annual list of most expensive royal trips, surpassing the King and Queen's state visit to Italy, which cost £126,946.
- The financial report covers the 12 months to March 2026 and details journeys by family members with travel costs of at least £20,000, an increase from the previous £17,000 threshold.
- Other significant expenses included the Prince of Wales's trip to Brazil for the Cop30 climate summit (£78,542) and the King and Queen's visit to the Vatican City (£75,371).
- Total spending on journeys across the 12-month period, including trips that cost both above and below £20,000, was £3,316,024
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