CHANGE YOUR LIFE.
Fitness & Weight Loss Retreats
Koh Fit Thailand offers all-inclusive fitness holidays and weight loss retreats in Koh Samui. Based in Lamai, we’re just minutes from the beach and surrounded by lush jungle, creating an ideal environment to reset both body and mind.
Our retreats combine structured training, expert coaching, and supportive accountability with the relaxed rhythm of island life.
Guests enjoy daily group classes, optional outdoor activities, nutritious meals, and dedicated recovery time, allowing you to focus fully on sustainable fat loss, improved fitness, and long-term lifestyle change in one of Thailand’s most beautiful destinations.
World class fitness & health facility.
Start Your Fitness Journey
Choose your fitness or weight loss retreat:
all retreats come with unlimited access to our gym + swimming pool
Weight Loss Retreat
all Inclusive includes:
- Accommodation & Food
- Structured Weight Loss Classes
- 2x PT Sessions per week
- Daily Yoga Classes
- 1 Massage per week
- 2 Spa sessions per week
- 7 Day Detox Programme
- Nutritional Consultation
- So much more
VIP Transformation
all Inclusive includes:
- Accommodation & Food
- 30+ Classes per week
- 5x PT Sessions per week
- Daily Yoga Classes
- 3 Massages per week
- 4 Spa Sessions per week
- Weekly Assessments + Analysis
- 10 Muay Thai Sessions per week
- So much more
Muay Thai Retreat
all Inclusive includes:
- Accommodation & Food
- 2x Daily Muay Thai Sessions
- 5 S&C Classes per week
- 1x PT Session per week
- Nutrition Built for Fighters
- 3 Spa Sessions per week
- Koh Samui Hikes
- So much more
Total Fitness Retreat
all Inclusive includes:
- Accommodation & Food
- 20+ Classes per week
- 7x Muay Thai Sessions per week
- Weekly Body Analysis
- Onsen Spa Session
- Koh Samui Hikes
- Full Gym + Pool Access
- So much more
Modern Well Equiped Fitness Centre
& Gym on Koh Samui
- 500 sqm functional fitness area
- Air-conditioned cardio room
- Multi-storey gym with weight machines
- 2x Swimming pools
- Yoga room
- On-site health food café
- Onsen spa and massage services
Songkran Promotion - GET 10% OFF
Songkran is the festival of cleansing and renewal. What better time to reset your body? Get an extra 10% off all 3 week+ fitness and weight loss retreats at Koh Fit Thailand.
Book any all-inclusive retreat to be attended from 15th April 2026 until 30th May 2026 and receive an additional 10% off the total cost.
Get started Today!
Join the Best Koh Samui Fitness Retreat and the Leading Weight Loss Bootcamp in Thailand
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Our Opening Times
06:30 – 21:00
Saturdays & Sundays
06:30 – 20:00