Upon witnessing a fire, what is an essential action for FA 3, 4, and 5?

Notifying the Flight Deck about the fire details is a crucial action for FAs 3, 4, and 5 because the cockpit crew needs to be immediately informed about any onboard emergency, including a fire. This information is vital for several reasons. First, the Flight Deck needs to assess the situation to ensure the safety of the aircraft and its occupants. They can take appropriate measures, such as deciding whether to divert the flight or prepare for an emergency landing.

In addition to managing the situation, the Flight Deck can coordinate with the cabin crew to provide additional support, allocate resources, and communicate with emergency response teams waiting at the destination or along the flight path. Timely communication about the fire's location, size, and potential for spreading allows for a more effective response. Ensure that all actions taken on board are in alignment with established procedures and that first responders are ready upon landing. This response is standard protocol to ensure the safety and well-being of everyone onboard.