Having represented Papua New Guinea at both the under-20 and senior levels, Padio's journey began with the 2016 FIFA U-20 Women's World Cup, marking the country's debut in a FIFA tournament.
Padio's prowess extended to the senior team, making her international debut in a remarkable 5–0 victory against Samoa during the 2018 OFC Women's Nations Cup.
Notably, she emerged as the top goal-scorer in the Pacific Games in Apia 2019 and Honiara 2023, showcasing her skill with 9 and 11 goals respectively.