Best eSIM providers for Thailand in 2025

In short, this article reveals the 5 top-performing eSIM providers for traveling in Thailand, their competitive prices, network coverage quality, and expert tips to help you choose the perfect plan for your travel style.

1. Why Choose an eSIM for Your Trip to Thailand

Using an eSIM while traveling in Thailand is the ideal way to avoid excessive roaming charges from your French or home operator. Unlike traditional physical SIM cards, this modern technology allows instant activation — no need to swap SIMs.

The advantages are numerous for travelers. First, digital activation means you can buy and install your plan even before leaving home, ensuring an instant connection as soon as you land in Bangkok or Phuket. Second, you can use your eSIM and physical SIM together, keeping your French number active while enjoying a local data plan.

Multi-activation management is another great feature. It allows you to store multiple eSIM profiles on your smartphone and switch between them easily depending on your needs — ideal for multi-destination travelers or those exploring different Thai regions.

For a full breakdown, check our complete guide on how eSIM works and how to activate it in 2025.

2. Top 5 Best eSIM Providers for Thailand

2.1 Yesim – Best Value for Money

Yesim stands out as the #1 choice for Thailand thanks to its excellent balance of price and simplicity. Yesim offers affordable Thailand eSIM plans for Thailand starting at just €8 for 1 GB valid for 7 days.

Highlights:

• Yesim is trusted by more than 2 million users worldwide
• Intuitive app and activation in under 2 minutes
• Yesim provides a built-in VPN service
• Excellent coverage through local Thai carriers AIS and TrueMove H
• Responsive 24/7 customer support
• Promo code MYBESTSIM15 for 15% off for new users

2.2 Airalo – Global Leader

Airalo is a trusted global brand with over 5 million users worldwide. It offers the widest variety of eSIM mobile data plans for Thailand, ranging from 1 GB to 20 GB.

Advantages:

• Wide range of plans for every budget
• Award-winning user interface and smooth purchase process
• Reliable coverage through AIS and dtac local partners

2.3 Holafly – Data and Accessibility

Holafly provides both eSIMs and prepaid SIM cards tailored for travelers, with plans starting around €6.90 for limited data, plus unlimited options depending on the destination. It’s a great fit for short trips or light users who want to avoid roaming fees.

Key Features:

• Competitive, transparent pricing with flexible duration options
• Easy activation via QR code or Holafly app
• Broad coverage across multiple destinations and regions

2.4 Ubigi – Premium Option with Built-in VPN

Ubigi stands out thanks to its built-in VPN, included with every plan. This feature secures your personal data on public Wi-Fi networks — perfect for cafés and hotels in Thailand.

Notable features:

• Integrated VPN for secure browsing
• Flexible plans from 3 GB to 50 GB
• Excellent connection stability in tourist areas

2.5 TruePhone – Technology-Driven Connectivity

TruePhone focuses on innovation, offering smart data management and network optimization based on your location. Ideal for professionals or digital nomads seeking reliability and efficiency.

Tech advantages:

• Intelligent bandwidth management with multi-network optimization
• App with real-time data tracking and cost control
• Flexible and scalable plans with dynamic data adjustments

Comparison Table – Best eSIMs for Thailand (2025)

3. Why Yesim Is a Smart Choice for Thailand

Yesim stands out as the best overall eSIM for Thailand in 2025, combining affordability, flexibility, and excellent coverage.

Top reasons to choose Yesim:

• 💸 Affordable prepaid plans — from €8 for 1 GB, or €15 for 5 GB.
• 📱 Seamless mobile app experience — activate your plan in less than 2 minutes.
• 🌴 Strong coverage in Bangkok, Phuket, Chiang Mai, and major islands.
• 🌍 Ideal for all travelers — digital nomads, backpackers, and tourists alike.
• 🎁 Promo code: Use MYBESTSIM15 to get 15% off your first purchase.

Yesim connects through AIS and TrueMove H, two of Thailand’s best-performing networks, ensuring fast and stable 4G/5G connections throughout the country.

👉 See Yesim’s Thailand plans

4. How to Set Up Your eSIM in Thailand

Device Compatibility
Ensure your smartphone supports eSIM technology (iPhone XS or newer, or Android with eSIM support).

How to Purchase & Install

• 1. Buy your plan via the provider’s app or website.
• 2. Receive the QR code by email.
• 3. Go to *Settings → Mobile Data → Add eSIM / Mobile Plan*.
• 4. Scan the QR code and confirm activation.
• 5. Set your eSIM as the main data line.

Tips to Avoid Roaming Fees

• Disable data roaming on your physical SIM.
• Activate data roaming only for your Thai eSIM.
• Use Wi-Fi whenever possible to save data.

Most providers (like Yesim or Airalo) offer in-app technical support if you encounter issues during setup.

5. Final Thoughts

In 2025, Thailand offers excellent network coverage for eSIMs, making it easy to stay online anywhere — from Bangkok to Koh Phi Phi.

Our recommendation:
Yesim is the best balance of price, quality, and ease of use.
Airalo is a solid alternative for frequent travelers.
Ubigi is perfect if you prioritize data security with its built-in VPN.

Whether you’re exploring temples, relaxing on the beach, or working remotely, an eSIM will keep you connected instantly — no SIM swaps, no stress, no roaming fees.