Are you sure? According to https://aviation.stackexchange.com/questions/654/whats-the-typical-cost-and-its-breakdown-for-a-long-haul-commercial-flight https://a

Are you sure? According to https://aviation.stackexchange.com/questions/654/whats-the-typical-cost-and-its-breakdown-for-a-long-haul-commercial-flight https://aviation.stackexchange.com/questions/654/whats-the-t..., flight deck salary costs are about 1~2% of total flight costs