Luxury hotel offers in Koh Samui: free nights and upgrades
6 luxury hotels in Koh Samui offer a free night, stay discount or confirmed upgrade promotion. Book instantly through Rialto with VIP amenities. Offers open as of November 13, 2026.
3rd Night Free
5 hotels
Stay three nights and the third is complimentary.
Hotel
Offer
Marriott STARS · Koh Samui
Included with the Marriott STARS VIP rate: Daily breakfast for two · $100 hotel credit per stay · Room upgrade on arrival, based on availability · Early check-in and late check-out, based on availability · Welcome amenity · Marriott Bonvoy points, elite nights and status benefits, as this is a direct hotel booking · Nightly Upgrade Awards can be applied to these rates
3rd Night Free (pool suites)
Stays until Dec 20, 2027 · Book by Dec 19
IHG Destined · Koh Samui
Included with the IHG Destined VIP rate: Daily breakfast for two · $100 hotel credit per stay · Room upgrade on arrival, based on availability · Early check-in and late check-out, based on availability · Welcome amenity · IHG One Rewards points, elite nights and status benefits, as this is a direct hotel booking
3rd Night Free
Stays until Dec 31, 2026 · Book by Dec 31
Hilton for Luxury · Koh Samui
Included with the Hilton for Luxury VIP rate: Daily breakfast for two · $100 hotel credit per stay · Room upgrade on arrival, based on availability · Early check-in and late check-out, based on availability · Hilton Honors points, elite nights and status benefits, as this is a direct hotel booking
3rd Night Free
Stays until Jul 31, 2027 · Book by Jul 31
Marriott Luminous · Koh Samui
Included with the Marriott Luminous VIP rate: Daily breakfast for two · Hotel credit per stay at select hotels · Room upgrade on arrival, based on availability · Early check-in and late check-out, based on availability · Welcome amenity · Marriott Bonvoy points, elite nights and status benefits, as this is a direct hotel booking · Nightly Upgrade Awards can be applied to these rates
3rd Night Free (villas)
Stays until Sep 30, 2027 · Book by Sep 30
W Koh Samui8.5+
Marriott Luminous · Koh Samui
Included with the Marriott Luminous VIP rate: Daily breakfast for two · Hotel credit per stay at select hotels · Room upgrade on arrival, based on availability · Early check-in and late check-out, based on availability · Welcome amenity · Marriott Bonvoy points, elite nights and status benefits, as this is a direct hotel booking · Nightly Upgrade Awards can be applied to these rates
3rd Night Free
Stays until Dec 23, 2027 · Book by Dec 22
4th Night Free
1 hotel
Stay four nights and the fourth is complimentary.
Hotel
Offer
IHG Destined · Koh Samui
Included with the IHG Destined VIP rate: Daily breakfast for two · $100 hotel credit per stay · Room upgrade on arrival, based on availability · Early check-in and late check-out, based on availability · Welcome amenity · IHG One Rewards points, elite nights and status benefits, as this is a direct hotel booking
4th Night Free
Stays until Dec 31, 2026 · Book by Dec 31