Vietnam Hot Springs Tourism Emerges as a Luxury Ecotourism Trend

Capitalizing on nearly 21.2 million international arrivals and 137 million domestic trips in 2025, Vietnam is developing a national thermal hot springs and onsen circuit.

The Core Transit Update

Regional rail connections, municipal airport routes, and highway loops in Vietnam are preparing for a rise in wellness-oriented travel. The development of hot springs tourism creates a niche market for balneotherapy and Japanese-style onsen, helping disperse visitor density away from crowded coastal hotspots.

Official figures show that 2025 international arrivals rose 20.4 per cent year-on-year (exceeding 2019 baseline levels by 17.8 per cent), while total tourism receipts approached VND1 quadrillion. To capture this demand, destinations are investing in mineral resources. Thanh Thuy in Phu Tho attracted over 2.2 million visitors and VND7 trillion in investment over five years (drawing from the Ngoc Son mineral resource which flows at 704 cubic meters daily at Grade B and 366 cubic meters at Grade C1). Other developments include Yoko Onsen Quang Hanh in Quang Ninh (which initially capped capacity at 200 to 300 guests daily), Kim Boi, My Lam, Bang, and Binh Chau (featuring a 137-room resort).

Thermal Destinations & Global Wellness Markets

Planning a wellness trip to Vietnam requires comparing mineral assets and tracking global market sizes. The following tables outline Vietnam's leading hot-spring destinations and summarize global mineral-spring revenues.

Stated Thermal Destination	Distinctive Natural / Mineral Asset	Stated Emerging Tourism & Wellness Proposition
Thanh Thuy, Phu Tho	Natural hot mineral water (Ngoc Son resource)	Japanese-inspired wellness and weekend retreats
Kim Boi, Phu Tho	Mineral hot springs & Muong culture	Nature, thermal relaxation, & cultural tourism
Quang Hanh, Quang Ninh	Mineral-rich thermal waters	Premium onsen-style wellness (near Ha Long)
My Lam, Tuyen Quang	Hot mineral spring	Resort and restorative wellness tourism
Binh Chau, Ba Ria-Vung Tau	Southern thermal resource (137-room resort)	Spa, resort, and coastal-wellness combination
Bang, Quang Binh	Extremely hot natural spring	Nature-led geothermal wilderness attraction

Vietnam's emerging thermal hot spring destinations.

Measured National Market	Stated Thermal / Mineral Revenue (2023)	Stated Industry Ecotourism Relevance
China	US$18.32 billion	Leading global market by volume and revenue
Japan	US$11.57 billion	Traditional onsen culture & ryokan economy
Germany	US$7.04 billion	European balneotherapy & medical spa hubs
Italy	US$1.71 billion	Historic thermal baths & thermal tourism
Iceland	US$0.72 billion	Geothermal energy lagoons & wellness resorts
South Korea	US$0.71 billion	Urban jjimjilbangs & family spa destinations

Global thermal and mineral-spring revenues.

Traveler Logistics Guide

From a ground-level perspective, the best way to navigate this is to book your mineral bath and onsen sessions online prior to arriving at the resort, as capacity limits (such as Quang Hanh's 200 to 300 daily caps) are strictly enforced to protect water quality and maintain a tranquil environment. Checking booking slots is recommended.

To plan your thermal journey:

Allow Safe Connecting Windows: When transiting from Hanoi's Noi Bai International Airport (HAN) to regional hot spring resorts in Phu Tho or Quang Ninh, allow at least a three-hour window to clear customs and manage local car transfers.
Observe Onsen Etiquette: Premium facilities like Yoko Onsen Quang Hanh require guests to shower thoroughly before entering the mineral pools. Swimwear rules can vary, so verify guidelines at check-in.
Verify Water Temperatures: Geothermal water in natural springs like Bang (Quang Binh) can be extremely hot. Test the water temperature before stepping in.
Observe Health Limits: Limit your initial hot bath session to 15 or 20 minutes to prevent dehydration and dizziness, especially in high-humidity saunas.

Infrastructure Impact Assessment

The implementation of unified municipal sewage controls and the installation of scientific water extraction monitors protect fragile geothermal aquifers from over-extraction and environmental pollution.

By directing traveler spending to accredited wellness properties (supporting local Muong community tourism in Kim Boi and hospitality jobs in Quang Ninh), the hot springs sector funds geological monitoring, reduces the pressure on coastal beaches, and ensures that natural hot springs remain protected.