Use restriction:
The voucher is valid from 30 minutes after shipment until the indicated validity date for the purchase of tickets online to any destination, passenger, or date within the indicated validity
Additional information:
Once you've selected your destination, flight date, add-ons, and seats, when you reach the payment section, you'll see a button at the bottom of the screen (after the card and cash payment options) that says "I HAVE A VOUCHER!" to enter your voucher and PIN information. Clicking "ADD" will show the discount applied in the total details.
