So how did the duo spend their first day in Australia? By taking a luxury flight with Sydney Seaplanes from Rose Bay, to the Cottage Point Inn on the Hawkesbury River.
The newlyweds aren't the only celebrities to enjoy the experience, with stars including Ed Sheeran, Ellie Goulding and Leonardo DiCaprio also trying out the Seaplanes during trips down under.
The flight boasts views of the Sydney Harbour Bridge, the Opera House and the cities beaches including Bondi and Manly, and, um, they're not joking:
Meanwhile, Pippa and James' lunch location, Cottage Point Inn, is known for it's fine dining, stunning riverside views and breathtaking location in the heart of the Ku-ring-gai Chase National Park.
It's believed the couple are staying in the iconic Park Hyatt for their stay in Sydney, meaning they'll also be treated to the stunning skyline as Vivid's main attractions glow up the city.
We're officially jealous of Pippa and James' Aussie vaycay. Who knows where the couple will end up next? We'll be keeping a close eye on the royal(ish) couple as they celebrate their honeymoon in Sydney, finding out what other local gems we've been missing out on.
If you're keen to treat yourself to a day of Pippa Middleton approved romance, you can find out more about the $520 per person flight experience here.