Travel from London to Reykjavik on 12 May 2027, where you’ll spend 3 nights exploring highlights such as the Hallgrímskirkja church, Harpa Concert Hall, and the surrounding geothermal landscapes before staying at Alda Hotel Reykjavik; continue on 15 May to Chicago for 3 nights at Millennium Hotel Knickerbocker Chicago, ideally positioned for visiting Millennium Park, the Magnificent Mile, and the city’s lakefront; then return via Reykjavik on 18–19 May, arriving back into London Heathrow on the morning of 19 May 2027.