Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Cardiff (94% of total searches to South Glamorgan). The next most popular destinations are Newport (4%) and Pontypridd (1%). Searches for hotels in Barry (1%) are also popular.
KAYAK users have found double rooms in South Glamorgan for as cheap as $29 (Cardiff) in the last 3 days. The average price is $239.