Beside this, can I fly within Spain without a passport?
For domestic flights inside Spain a Spanish issued driver's license and a residency card can also be used. For some EU destinations even an expired passport (the duration of the expiration length excepted may change) .
One may also ask, can I travel without a passport? You can also travel without a passport if it is stolen or lost while abroad. There are also special relationships between countries that entitle their citizens to travel between them without a passport. For example, US citizens can travel to US territories like Puerto Rico and Guam with approved photo ID.
Also question is, can I fly in the EU without a passport?
If you are an EU national, you do not need to show your national ID card or passport when you are travelling from one border-free Schengen EU country to another. Driving licences, post, bank or tax cards are not accepted as valid travel documents or proof of identity.
Can you travel to Spain without a passport from the UK?
Visas. If you hold a British Citizen passport, you don't need a visa to enter Spain. If you're planning a stay of longer than 3 months, see our Living in Spain guide and contact the Spanish Embassy if you have further questions.