The 2018 Tour de Langkawi was the 23rd edition of an annual professional road bicycle racing stage race held in Malaysia since 1996.
The race was run at the highest category apart from those races which make up the UCI World Tour, and was rated by the Union Cycliste Internationale (UCI) as a 2.HC (hors category) race as part of the 2018 UCI Asia Tour.
23 teams accepted invitations to participate in the 2017 Tour de Langkawi.
Two UCI WorldTeam – Team Dimension Data and Astana was invited to the race, along with six UCI Professional Continental and thirteen UCI Continental teams.
The field was completed by one national selection teams.