Kate Middleton often travels by royal jet whilst heading abroad on a state visit.
She will normally join her husband Prince William, as well as bringing along her two children Prince George, 4, and Princess Charlotte, 2.
Despite the usual royal rules not allowing two heirs to the throne to travel together, they have been given permission by the Queen not to do so.
The Duchess of Cambridge also broke protocol when heading abroad to the Netherlands last year.
Kate was spotted on a British Airways flight in October 2016, when retur…
Daily Express :: Travel Feed