People booking packages also booked nearly a month and a half in advance, while those booking a standalone room night waited almost a month later to book. Other key findings include: - Travel demand for holiday packages to the UK increased by a fifth in the first quarter of 2014 when compared to the same period last year. - The top international markets for package holidays to the UK were the US, France, Germany and Italy. - The fastest growing international markets included Spain, Holland and Japan. - Package travellers who stayed the longest in the UK came from Canada, Japan and the US. Get the full story at Travolution