Standard one-time purchases for game time in the Battle.net Shop are now restricted to 60-day blocks. Option 1: One-Month Recurring Subscription
A standard subscription costs (or regional equivalent) and grants immediate access for 30 days. buy one month wow time
To get exactly one month (30 days) of World of Warcraft game time, you have two primary options: or using an in-game WoW Token . Standard one-time purchases for game time in the Battle