Airport billboards are available in varied formats and sizing, depending on the structure and layout of the airport compound and terminal. In most cases, billboards are roughly 20 feet long by 10 feet high – approximately six by three metres, offering a massive space to create advertising that is impossible to forget.

Larger 96-sheet billboards are 40 by 10 feet (12 by three metres), and compact six sheets often found inside terminal buildings measure six feet long by three feet wide (1.8 metres long and just under one metre tall).

Roadside billboards along the access roads, car park barrier panels, entrance banners and drop-off zone displays. This is landside inventory, so it reaches everyone entering the estate rather than just ticketed passengers: drivers, taxi and rideshare traffic, and the people meeting arrivals. Audiences are moving and attention is split, so these formats work for brand recognition and simple messages rather than detail. They are usually the cheapest airport inventory available and are often sold as a package with terminal placements.

The showpiece inventory. Atrium banners and drapes hanging in the terminal void, mega walls, full-height glazing vinyls along the window runs, column wraps, digital towers and totems, and backlit lightboxes. Passengers arriving for a flight look up and around while they orient themselves and find their desk, which makes this the one place in an airport where genuinely large creative earns its cost. It is also the most photographed part of any terminal, so a spectacular here tends to carry beyond the airport itself.

Security tray liners in the bag tubs, queue-line panels along the switchback, and the screens people face while shuffling forward. The dwell time is among the longest anywhere in the passenger journey, and the audience is entirely captive with nothing else to look at. Tray advertising in particular puts a message directly in someone's hands at close range. The mindset is worth noting: passengers here are mildly stressed and task-focused, which suits simple, calm creative better than anything demanding.

Gate screens, seat-back panels on the fixed seating, charging station branding and jet bridge or air bridge panels along the walkway onto the aircraft. Dwell time is the longest in the entire airport, often forty minutes or more, with passengers seated, settled and on their phones. That combination suits longer messages, QR-driven response and anything asking for an action, and it makes gate inventory unusually good for direct response rather than pure brand.

Baggage carousel wraps and belt advertising, trolley advertising, arrivals hall banners, meet-and-greet area panels, and digital screens facing the reclaim queue. Passengers stand still watching a belt with nothing to do, which is close to guaranteed attention. It is the strongest position for reaching inbound visitors at the moment they arrive in a country, which is why car hire, banking, telecoms and hotel brands dominate it. Arrivals also reaches waiting friends, family and drivers, so the audience is larger than the flight manifest.

Wi-Fi sponsorship with a branded landing page, boarding pass advertising, airport app placements, and programmatic DOOH bought against live flight data. These wrap around the physical formats rather than competing with them, and they follow the passenger through the whole journey instead of owning one spot. Wi-Fi sponsorship is particularly valuable because it buys a deliberate interaction: the passenger actively chooses to connect and sees the brand as the price of doing so.