Tommy Fleetwood, making his pro debut at the Czech Open, passed the cut and finished 67th. In September 2011 he won the Kazakhstan Open, part of the Challenge Tour, thus securing a place on the 2012 European Tour.

In the first season he managed to keep the right to play on the European Tour thanks to a top ten finish at the South African Open, while in 2013 his first success came at the Johnnie Walker Championship at Gleneagles, after a three-way playoff in which he beat Stephen Gallacher and Ricardo Gonzalez. Of note, in the 2015 vintage, an albatross that Fleetwood scored on the fourth hole (par 5) in the second round of the BMW PGA Championship.

2017 was the most successful year for Fleetwood. In January he won the Abu Dhabi Golf Championship and in March he finished second at the World Golf Championships, one stroke behind Dustin Johnson. In April, they lost to Shenzhen International in a play-off. After a fourth-place finish at the U.S. Open, in July he won the French Open. At the end of 2017 he thus finished first in the Race to Dubai.

2018 opened with his second victory at the Abu Dhabi Golf Championship, where he beat compatriot Ross Fisher by two strokes.

In 2019 Fleetwood took a second place in another Major, the Open Championship. He then took down the Nedbank Golf Challenge with three eagles on the final round, after which he defeated Marcus Kinhult in the play-off. About a year later he played another play-off, at the Scottish Open, but was overtaken on the first hole by Aaron Rai.