Get $50 credit when booking a hotel with Hotel Tonight! The last minute booking app Hotel Tonight offers a $25 credit to new and existing users when using the promo code “BOOKEUROPE”. The credit can be used for up to one year and for any hotel served by the application. If you are a brand new user than you get an extra $25 credit when using the promo code “AWISE”. That’s $50 all together for new users of Hotel Tonight.