Philippa accompanied Edward on his expeditions to Scotland, and the European continent in his early campaigns of the Hundred Years War where she won acclaim for her gentle nature and compassion.
Philippa menemani Edward dalam ekspedisinya ke Skotlandia, dan benua Eropa dalam kampanye awal Perang Seratus Tahun di mana ia mendapatkan pujian atas sifat lembut dan belas kasihnya.