Caitlyn added to the look with sleek tresses and a pair of chic shades to protect her from the sunny rays.
The 70-year-old former Olympian - who was known as Bruce Jenner before her gender reassignment surgery in 2017 - is reportedly being paid £500,000 to take part in the forthcoming series.
I'm A Celebrity returns on Sunday, 17 November, on ITV.
"I am not allowed to talk about this until next week".
Caitlyn was seen taking selfies with fans as she arrived in Australia, dressed in a white sweater and black trousers as she wheeled her silver luggage through the airport.
Declan Donnelly has been spotted enjoying some downtime in Australia ahead of what's sure to be a insane new series of I'm a Celebrity... I am not allowed to say anything'. 2019 for an eye-watering £500,000 fee (approx United States dollars $640,000) fee, which is said to be the most being paid to any star this series. ITV think she is one of their best ever signings'.
An insider shared: "She's such a huge name and a great get for producers". They've asked her every year for a long time, but she finally felt the time was right'.
Although we've still got a week to go until the show returns, The Sun has published a list of this year's "confirmed" campmates.
The family, including Dec's wife Ali, touched down in Oz earlier this week.
Caitlyn will be by far the biggest name of the series if she does turn up at camp.