Preston passed away in 2020 after battling cancer.
Travolta's wife Kelly Preston died in 2020 of breast cancer.
Jett died in 2009 at the age of 16.
Travolta posted just hours before a tragic airplane crash in China.
"He said to me once, 'Because mom passed away, I'm afraid you're going to," the 67-year-old star of Pulp Fiction and Grease recalled.
The late actor stars in 'Off the Rails'.
The Hollywood star posted some of his favourite family photos in tribute to his late wife.
Kelly Preston died last year following a private two year battle with breast cancer.
The actor's first child died in 2009 at the age of 16.
The couple purchased the mansion back in 1991.
John Travolta has a special dance partner in a new Super Bowl commercial: his 20-year-old daughter Ella.
Here are 30 of the stars we've sadly lost in the year 2020.
Actor John Travolta has taken to social media to give his gratitude to fans for their support on the first Thanksgiving since the death of his wife Kelly Preston
The 10-year-old is the third child Travolta had with his late wife Kelly Preston.
The Australian star has launched her own foundation to help fund research into cancer treatments.
The actor remembered his wife's birthday with a touching message.
The 'Saturday Night Fever' star said one of his late wife's "favourite things" was dancing with him.
Jett died aged 16 in January 2009, during a family vacation in the Bahamas.
The Hollywood actor has opened up about the family tragedy.