Once you receive your voucher you can use it book new flights until you have used up all the credit. Choose your flights, fill in your details and then enter the voucher code on the payment.
Available airlines: LEVEL, Iberia Express, Iberia Regional Air Nostrum, Iberia. Connections permitted with other carriers.
Latest permitted travel date (Return): September 30, 2021.
Number of remaining uses: No limit, usable until the balance runs out.