It is hard to find a good accommodation in Barcelona.
It is hard to find good accommodation in Barcelona.
There are no reasonably priced accommodations in the area.
There is no reasonably priced accommodation in the area.
In British English, accommodation, meaning ‘a place to stay’, is normally an uncountable noun. Do not use it with a/an or in the plural: ‘We offer cheap accommodation in nice neighbourhoods.’ In American English, accommodations is also common.