The couple - who parted company just weeks ago - were in Utah for a spot of seasonal skiing with fellow pop couple One Direction's Harry Styles and Taylor Swift.
And according to US reports, Sel-ieber looked very cosy at Salt Lake City before heading home.
A spy told Radar Online: "They were very affectionate with each other. They were kissing on and off and they just sat together and talked and looked totally in love."
JB and Selena won't be spending Christmas together though - they are each expected to spend the holidays with their families.
Last week, Perez Hilton suggested the relationship was over for good.
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