Great Circle Distance between Heathrow and Sir Grantley Adams International Airport is 4,195 miles. Barbados's IATA airport code is BGI. One World Lounge Details Here.
Climate:
Barbados benefits from a typically tropical climate with two well defined seasons: The dry season which runs from November to May and the rainy season from June to October. There is lots of sunshine here with temperatures varying between 25°C and 35°C. Short tropical downpours could occur at any time throughout the year although the period between June and October can bring storms and harder rainfall for longer periods. However you can comfortably visit Barbados at any time of the year.