Too often, sustainable travel is marketed as a luxury – which means many people end up avoiding it altogether. Yet that doesn’t have to be the case. As these budget-friendly and climate-conscious hotels, destinations and experiences go to show, it really is possible to stick to a budget while travelling sustainably. From the Norwegian capital which was recently named the world's most sustainable city to an ambitious 'energy-positive' hotel, here’s our pick of the most affordable eco destinations in 2023. (Please note that prices are correct at the time of writing and may be subject to change).