About Madrid
Madrid is the capital and most populous city of Spain. It had a population of over 3.4 million in the city proper in 2025, and a metropolitan area population of approximately 6.8 million. Madrid is the second-largest city in the European Union (EU), after Berlin, and its metropolitan area is the second-largest in the EU, after Paris. The municipality covers an area of 605.77 square kilometres (233.89 sq mi). Madrid lies on the River Manzanares in the central part of the Iberian Peninsula at about 660 metres (2,170 ft) above mean sea level. The capital city of both Spain and the surrounding autonomous community of Madrid, it is the political, economic and cultural centre of the country. Source: "Madrid" by Wikipedia contributors (https://en.wikipedia.org/wiki/Madrid), licensed under CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Edit history on the linked Wikipedia page.
Overview
Madrid, Spain is served by 1 airport tracked in this guide: Adolfo Suárez Madrid–Barajas Airport (MAD). Together they handle inbound and outbound flying for the metropolitan area, and each one links through to a full guide on this site with terminal, lounge, layover and ground-transport pages.
Choosing the right airport
Because Madrid has a single primary airport, all scheduled commercial traffic funnels through one terminal complex. That keeps ground transport simple, but it also means peak banks can get crowded. Aim to arrive a little earlier than usual when local school holidays or major events are on the calendar, and check the airport's published live-wait page before you leave the house if your route is on a known busy bank.
Ground transport
Ground transport between central Madrid and its airports normally includes licensed taxis with published rank fares, ride-hail apps with dedicated pickup points, public transport (bus, metro or rail) into the city centre, and rental car desks landside. For an early morning departure, a pre-booked airport transfer or an airport-hotel stay the night before is usually the most reliable option. Cash-only taxis still operate in parts of Spain, so carrying a small amount of local currency is a sensible backup even if you plan to pay by card.
Layover tips
If you are visiting Madrid, it often makes sense to combine the airport visit with a short stay nearby. Look at hotel clusters within a 15-minute drive of arrivals if you have an overnight layover, and check luggage storage options at the airport if you want to head into the city centre between flights. Most major airports now have a left-luggage office airside or landside, although prices and hours vary widely.
When to fly through Madrid
When you fly through Madrid matters more than you might think. The morning bank between roughly 6am and 9am is the busiest at most airports, with a second peak in the late afternoon as long-haul flights time their arrivals into evening connection banks elsewhere. If your dates are flexible, a midday departure usually means shorter security lines and a calmer terminal. The shoulder seasons either side of the local holidays tend to be the cheapest and the least crowded.