BY PLANE: From Valencia Airport, you can easily reach the Marina by Metro. Take line 5 from the airport to Marítim - Serreria, followed by line 6 to Les Arenes. The festival site is a short walk from there.
BY TRAIN: From Valencia Nord Station, the Line 19 bus runs close to the Marina. Alternatively, you can take the Metro (lines 5 and 6 as above).