With just weeks left of the year, many Britons will be looking ahead and planning their 2026 getaway. And according to new travel research, cities in Asia are worth booking for the coming months. Closer to home, a British city has been named among the best holiday destinations for the new year.Japan is set to be the place everyone wants to visit next year, according to fresh booking data from Trip.com.The country consistently ranks in the top three outbound destinations for travellers from across Asia, and Britons are also keen to visit.Japan is set to be the place everyone wants to visit next year | GETTYThe 10 most popular cities for 2026TokyoSeoulBangkokTaipeiOsakaSingaporeHong KongKuala LumpurLondonHanoiTokyo and Osaka are both expected to be among the top 10 most popular cities that international tourists will explore in 2026. Japan has become massively more popular in recent years, offering a blend of history, futuristic cities and places of natural beauty.This is not the place where British travellers are heading east. UK holidaymakers are on track to rank among the top 10 source markets going to China in 2026.Other destinations making waves include Thailand and Vietnam, all set to feature heavily in travel plans. In terms of who is going to Asia, millennials are driving the travel boom next year.Those aged 29 to 44 will form the largest group of holidaymakers and contribute to almost half of all booking volume in 2026. Gen Z travellers, aged 15 to 28, follow closely behind as the second biggest demographic group.Meanwhile, German travellers have their sights set on warmer climates, with Thailand and Turkey emerging as their top two outbound destinations for the year ahead.Seoul is a popular holiday option in Asia | GETTY London was the only UK city on the list, making it the perfect option for a 2026 staycation | GETTYBritish holidaymakers looking to stay closer to home should consider a UK city break to London, which was the only place in the country to make the list. The bustling city has everything from iconic landmarks and historical sites to scenic parks and great places to eat and drink. Looking for something more affordable? Europe’s budget breaks have been named in new data, with Kraków in Poland topping the list. The city claimed victory with the cheapest meal for two at just £41.80, while a night’s stay averages £48 and a beer costs a respectable £3.40.