A source told Us Weekly: "They were having a lovely time, laughing and talking with each other".
The royal brothers have shared a household for 10 years, however, they will formally create separate courts ahead of the birth of Harry's first child.
"There is a gulf in the style and approach to the type of work that William and Kate will increasingly do as future head of state and consort, and Harry and Meghan, who have more of a blank canvas with their roles", an insider told The Sunday Times.
Prince Harry and Meghan made headlines around the world past year when they touched down in Australia for their long-awaited tour of the country.
The tension between Kate and Meghan has apparently also caused tension between Harry and William, which they hope will ease up if they spend a little less time working together.
However, Kensington Palace has not commented on any of the reports yet.
"Harry and Meghan have none of that, and seem ambitious about forging their own paths".
Just a day before traveling, the duchess spent a quiet Valentine's Day with Prince Harry at their Kensington Palace home.
Now married and with different duties (Prince William the heir, Prince Harry the spare) the new office will help manage the expectations of each royal.
The Cambridges and the Sussexes will reportedly split their communications team between them, and take extra staff from Buckingham Palace possibly stepping in as needed.