As summer draws to an end, we welcome cooler, crisp autumn days coloured by the burnt orange and flaming red of falling leaves and roaring fires. After long, sweltering summer days spent trying to stay cool, autumn brings a welcome respite from the heat and the perfect time for a city escape. While most of Europe’s cities are rammed during the summer months, come autumn, the majority of the tourists have returned home. Cooler weather and quieter streets make it the perfect season for exploring before the chill of winter settles in. This autumn, why not spend a spontaneous weekend away exploring the cultural delights of Rome, the architectural magnificence of Barcelona, the buzzing night-life of Dublin, or another European city gem? With NetJets, you’re able to book a flight with as little as 10 hours’ notice, leaving you free to make plans at the last-minute. Here are seven cities that should be on your radar: