Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ho Chi Minh City to Bristol as you normally would.
Related info for your journey
Useful info, stats and facts about Ho Chi Minh City to Bristol flights.
Ho Chi Minh City Airport is SGN and Bristol Airport is BRS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.