Aena
Aena, the airport operator, provides a free shuttle bus that connects Terminals 1, 2, 3 and 4 of Madrid-Barajas around the clock. A separate free bus carries connecting passengers with checked baggage between Terminal 1 and the Terminal 4 satellite building.
Routes (1)
Airport Inter-Terminal Shuttle
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Free airport bus linking Terminals 1, 2, 3 and 4, running 24 hours a day. The run departing Terminal 1 does not stop at Terminal 3. Terminals 1, 2 and 3 are also connected on foot.