It comes as the die-hard Manchester United fan has also been sent a personal message by manager Ruben Amorim and an invite to display the Masters trophy at Old Trafford.
The new Masters champion from Holywood landed early on Wednesday morning, with flight tracking data showing his plane touching down at 7.23am at Farnborough Airport in England.
The Co Down golfing star has been keenly watched by avid fans, with many taking to plane watching sites to gauge when he will potentially come back home for his heroes welcome home in Northern Ireland.
This week, the Holywood man donned the famous green jacket at Augusta after winning the 89th US Masters.
With his most recent victory, McIlroy became the sixth man to win all four golf majors. Those being the PGA Championship, US Open, Open Championship and the recent Masters.
The 35-year-old golfer branded the achievement a “dream come true”.
AUGUSTA, GEORGIA – APRIL 13: Rory McIlroy of Northern Ireland is congratulated after receiving the green jacket during the ceremony after the 2025 Masters Tournament at Augusta National Golf Club on April 13, 2025 in Augusta, Georgia. (Photo by Michael Reaves/Getty Images)
Now, following the major victory, keen fans are already speculating when exactly the golfer will return home in his private Gulfstream G650ER jet.
First Minister Michelle O’Neill offered her own congratulations to McIlroy on Monday, suggesting that Northern Ireland should “have the biggest party possible” to celebrate the major win.
“As First Minister, can I say directly to Rory, we are busting with pride,” she said.
“It just was really an emotional rollercoaster for everybody, but we all were behind him every step of the way.
“His story now is one of such a positive journey. That no matter, no matter how many setbacks you have in life, if you work hard and you’re determined, you can get there in the end.
“I look forward to certainly welcoming Rory home. I think we have to have the biggest party possible.”
Her political colleague, deputy First Minster Emma Little-Pengelly, also took to social media to share her well wishes.
“Amazing Rory McIlroy – you made Northern Ireland so, so proud! What an incredible result, a grand slam and so very well deserved,” wrote the DUP politician.
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It comes as Manchester United manager Ruben Amorim also offered lifelong fan McIlroy his own personal congratulations message.
The Portuguese coach also invited the Northern Irishman to United’s stadium Old Trafford to show off the Masters trophy.
In a clip posted on X by the Manchester club, Amorim said: “HI Rory. Congratulation for the Masters and I want to invite you to Old Trafford to show your trophy.
Rory McIlroy’s jet has landed in London
Watch: Holywood Co Down celebrates McIlroy’s Masters and career grand slam victory
“It’s really important for us in this moment. You achieved something that a lot of people thought would be impossible and we want that feeling in our stadium.
“So I hope to see you soon at Old Trafford and to meet you.”