Spain has an extensive network of internal flights. These are operated by both Spanish airlines and a handful of low-cost international airlines. Carriers include the following:
Air Europa (www.aireuropa.com) Madrid to A Coruña, Vigo, Bilbao and Barcelona, as well as other routes between Spanish cities.
Iberia (www.iberia.com) Spain’s national airline and its subsidiary, Iberia Regional-Air Nostrum, have an extensive domestic network.
Ryanair (www.ryanair.com) Some domestic Spanish routes.
Volotea (www.volotea.com) Budget airline that flies domestically and internationally. Domestic routes take in Alicante, Bilbao, Málaga, Seville, Valencia, Zaragoza, Oviedo and the Balearics (but not Madrid or Barcelona).
Vueling (www.vueling.com) Spanish low-cost company with loads of domestic flights within Spain, especially from Barcelona.