Every year for our World’s Best Awards survey, T+L asks readers to weigh-in on travel experiences around the globe — to share their opinions on the top hotels, resorts, cities, islands, cruise ships, spas, airlines, and more. Hotels were rated on their facilities, location, service, food, and overall value. Properties were classified as city or resort based on their locations and amenities.
Below is the list of 10 best hotels in Southeast Asia in 2021 with the highest position belonging to:

1. Six Senses Con Dao, Con Dao, Vietnam

Score: 96.21
More information: sixsenses.com

2. Pimalai Resort & Spa, Koh Lanta, Thailand

Score: 94.75
More information: pimalai.com

3. Amanpuri, Phuket, Thailand

Score: 94.36
More information: aman.com

4. Raffles Grand Hotel d’Angkor, Siem Reap, Thailand

Score: 94.00
More information: raffles.com

5. Four Seasons Resort Chiang Mai, Chiang Mai, Thailand

Score: 93.95
More information: fourseasons.com

6. Four Seasons Resort the Nam Hai, Hoi An, Vietnam

Score: 93.78
More information: fourseasons.com

7. Cape Fahn Hotel, Koh Samui, Thailand

Score: 93.57
More information: capefahnhotel.com

8. Amansara, Siem Reap, Cambodia

Score: 93.33
More information: aman.com

9. Anantara Chiang Mai Resort, Chiang Mai, Thailand

Score: 93.07
More information: anantara.com

10. Banyan Tree Samui, Koh Samui, Thailand

Score: 89.60
More information: banyantree.com

According to travelandleisure

(https://www.travelandleisure.com/worlds-best/resort-hotels-in-southeast-asia)