Originally Posted by
Repooc17
Both outbound and return would be March 2019. I had thought the peak season would start as of April 1 in 2019.
The "Using My Avios" page gives the relevant peak dates, which are closely aligned to Spanish school holidays. 15, 16 and 19 March are peak days, the last is St Joseph Day. which is a regional holy day and Father's Day.