If you have had an issue with British Airways and need to file a complaint, there are several ways to reach out to their customer service. Below are the most effective methods to submit your complaint and seek resolution. . So, if you have already made a complaint but have yet to get a response to your queries from a live person, you must escalate a complaint with British Airways and request a solution. If you still have doubts and are looking for guidance, please get the significant points from the customer representative page as soon as possible.