She beat eight other nominees to win the editor of the year (business media) category at the PPA Awards 2017.
Jacks won the accolade after judges described her as "an all-round outstanding editor".
"The dedication to her work is clear and she makes a real personal impact on the brand," they said.
"Pippa has successfully raised the profile of TTG throughout the travel industry, and she has also delivered impressive audience engagement and strong financial results."
Jacks said: "I am delighted to receive this award. How amazing to have the brilliance of the whole of TTG Media recognised by the PPA."
