Namastey London follows Jasmeet 'Jazz' Malhotra, a spoilt Indian girl, brought up in London. She parties hard, consumes alcohol, goes to the discotheque and has an English boyfriend Charlie Brown, who is thrice divorced. Her father Manmohan Malhotra is adamant and wants her to marry an Indian only. Her parents bring her to India and forcibly gets her married to Arjun, a rough and tough farmer who can barely speak English. Once back in London, she tells her husband and family of her intention to marry Charlie. And Arjun is forced to helplessly watch as Jazz flirts with Charlie. However, he will do anything to make his beloved happy and fall in love with him.