Flights from Cardiff to Belize City lean towards being more expensive in August. Prices are generally better when you fly from Cardiff to Belize City in May, with the cheapest ticket starting at £584.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Cardiff and Belize City for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
You can imagine temperatures to be in the 32 °C range in May. The weather in Belize City is generally hotter than Cardiff's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.