Iberia, Líneas Aéreas de España, S.A. Operadora (Iberia) is Spain's largest airline, founded in 1927 and headquartered in Madrid, with its hub airport being Madrid Barajas International Airport. Operadora is a founding member of the airline, which flies to more than 100 cities worldwide.

Spanair, a Spanish low-cost airline, is a subsidiary of the Group and a member of the Group, operating routes mainly to Europe and West Africa.

Air Europa is a Spanish airline founded in 1986, headquartered in Madrid, with its hub airport being Madrid Baja Las Airports, of which it is a member, mainly operating scheduled and charter flights. Air Europa is a Spanish airline founded in 1986;

Air Nostrum is a Spanish airline founded in 1994, headquartered in Valencia and a member of oneworld, with hubs at Barcelona, Madrid-Barajas and Valencia airports.

The Spanish National Railways (Spanish: Renfe Operadora, or Renfe) is the national railroad company of Spain, founded in 1941 and operating a total of 15,000 km of lines. The official website of Spanish National Railways provides train schedule inquiry, hotel and ticket booking.