To reach a live person at United Airlines customer service for support, you can call their 24/7 United Phone number hotline at +1-877-590-0011. OTA (Live Person) or 1-800-United +1-877-590-0011. You can also use the live chat feature on their website or reach out to them via email. Speaking with a live representative at United Airlines is straightforward . https://www.greenbuildingadvisor.com/question/ways-to-call-united-airlines-customer-service-by-phone-chat-and-email-a-complete-guide?discussion=new