At 21 years old, you can apply to be a flight attendant with any airline. Minimum age requirements typically apply at the time of training completion, so candidates who will reach an airline's minimum age during training can apply for flight attendant roles. There is no upper age limit for flight attendants.

Yes, you can absolutely become a member of the cabin crew at the age of 40 or even older. In 2026, many major global airlines—including Delta, United, Emirates, and British Airways—actively value "mature" candidates for their life experience, conflict-resolution skills, and professional reliability. There is no maximum age limit for applying to be a flight attendant in most countries, provided you can pass the mandatory physical and safety tests. These include being able to reach overhead emergency equipment, fasten a harness in a jumpseat without an extender, and swim a certain distance. In fact, many people choose "flight attendant" as a second or third career after their children have grown or after retiring from other industries. While some budget carriers in specific regions were historically known for hiring younger staff, the modern industry trend is toward a diverse workforce where a 40-year-old’s ability to handle a medical emergency or a difficult passenger with calm maturity is seen as a significant competitive advantage.