The bus fare, £7.42, and cheapest meal, £12.81, is where things get expensive in the German capital.
Porto, Naples and Athens follow as the forth, fifth and sixth cheapest European city breaks.
Valencia, Bologna and Lisbon come in at seventh, eighth and ninth, with a one-night trip to Belgium averaging at £119.03 – the 10th cheapest.
Money.co.uk also revealed its findings on the priciest European city breaks.
Dublin, Ireland, is known worldwide as being an expensive destination, and was found to be the most big-budget European city break.
Costing just under £300 at £299.73, one night in an Airbnb works out at an astonishing £252.88, while visiting a top-rated attraction can cost travellers £20.83.