This can be annoying, but on the bright side, the price you buy in at is locked after buying. Join us via email and social channels to get the latest updates straight to your inbox. Due to the outdated processing times involved with bank accounts, purchasing Bitcoin instantly with your bank account is not exactly possible. Disclaimer: Buy Bitcoin Worldwide is not offering, promoting, or encouraging the purchase, sale, or trade of any security or commodity. An international speaker and author who loves blockchain and crypto world.