The average salary of flight attendants in the United States is $42,290. The flight attendant starting salary is typically between $25,000-$28,000.The lowest earners earns an average of $28,820. The highest earners earn an average of $72,560.They are typically union members, which can offer pay scale stability.he flight attendant starting salary is typically between $25,000-$28,000. The lowest earners earns an average of $28,820. The highest earners earn an average of $72,560. They are typically union members, which can offer pay scale stability.