How much do things cost in Barcelona and London? London Barcelona Meal at McDonald's or similar£5.00£5.76 Bottle of local beer (0.5 litre)£1.53£0.65 Pair of jeans£61.00£67.08 Cheap meal£10.00£8.23 3 course meal for 2£50.00£32.91 Last updated on 15/04/2014 source