Convert 1 British Pound to US Dollar. Get live exchange rates, historical rates & charts for GBP to USD with XE's free currency calculator. Our currency rankings show that the most popular United Kingdom Pound exchange rate is the GBP to EUR rate. The currency code for Pounds is GBP, and the currency symbol is £. Currency converter to convert from United States Dollar (USD) to British Pound Sterling (GBP) including the latest exchange rates, a chart showing the exchange rate history for the last 120-days and information about the currencies. With the outbreak of WWII, the dollar dropped significantly against the pound and the British government decided to officially peg the dollar against the pound at a rate of $4.03. The post-war pound. Following the devaluation of the pound over the next few years, the exchange rate fell to a fixed rate of $2.40 by 1967.