[2025 Edition] Best eSIM for Traveling in Thailand: Why “Saily” is the Smartest Choice (+$5 Discount Code Included)

When traveling abroad, having reliable internet access is essential. In Thailand, you’ll need your phone for everything—from checking Google Maps and booking a Grab ride to finding local restaurants or using translation apps.
That’s why eSIMs are quickly becoming the go-to solution for international travelers. And among the many options out there, “Saily” stands out for its ease of use, flexibility, and great value.
In this guide, we’ll cover why Saily is perfect for your trip to Thailand, what data plans are available, and how to get $5 off using the exclusive promo code “DOMUEH5022.”
目次
- 1. What is Saily?
- 2. Saily’s Thailand eSIM Plans (2025 Edition)
- 3. How to Buy & Set Up Saily (It’s Easy!)
- 4. Get $5 OFF with Promo Code “DOMUEH5022”
- 5. Saily vs Other eSIM Services
- 6. How You’ll Use Your eSIM in Thailand
- 7. Frequently Asked Questions (FAQ)
- 8. Final Thoughts: Travel Smarter with Saily in Thailand
1. What is Saily?
Saily is a global eSIM provider loved by travelers and digital nomads. With just a few taps, you can install a data plan straight to your phone—no need for a physical SIM or visiting a store.
Why users love Saily:
- No hidden fees and budget-friendly options
- Available in over 100 countries
- Purchase and install via app in minutes
- Secure payment with credit card, Apple Pay, or Google Pay
2. Saily’s Thailand eSIM Plans (2025 Edition)
Here are the data plans you can choose for Thailand, all priced in USD:

The 20GB plan is the most recommended option.
Why?
- 30-day validity for long-term travelers and remote workers
- Plenty of data for video streaming, navigation, and uploads
- Around $1 per GB — unbeatable value
3. How to Buy & Set Up Saily (It’s Easy!)
- Download the Saily app from the App Store or Google Play
- Select your destination as “Thailand” and choose a plan
- Pay using your preferred method
- Install the eSIM directly from the app
- Enable mobile data once you arrive in Thailand—and you’re connected!
4. Get $5 OFF with Promo Code “DOMUEH5022”
Use this exclusive promo code to get $5 off your first Saily purchase.
Promo Code: DOMUEH5022
Examples:
- 3GB plan ($5.99) → only $0.99 after discount!
- 10GB plan ($10.99) → just $5.99!
Just enter the code during checkout. It’s that simple.
5. Saily vs Other eSIM Services
Feature | Saily | Other Providers |
---|---|---|
App Usability | ✅ Excellent | ⚪︎ Basic |
Plan Variety | ✅ Wide options | ⚪︎ Limited |
Promo Discounts | ✅ $5 OFF | ⚪︎ Often none |
Countries Supported | ✅ 100+ | ⚪︎ 50 or less |
Customer Support | ✅ Japanese & English | ⚪︎ Mostly English only |
If you’re new to eSIMs, Saily offers an intuitive and beginner-friendly experience.
6. How You’ll Use Your eSIM in Thailand
- Use Grab to book taxis or rideshare
- Find must-try local food with Google Maps
- Share your adventures on Instagram or TikTok
- Communicate with locals using translation apps
- Stay connected in places with weak Wi-Fi like cafes or rural areas
7. Frequently Asked Questions (FAQ)
Q. What is an eSIM?
A: It’s a digital version of a SIM card installed directly on your phone—no need to swap physical cards.
Q. Is my phone compatible with eSIM?
A: Most recent models like iPhone XS and above, and Pixel 4 and above, are eSIM-ready.
Q. Can I use Saily alongside my regular SIM?
A: Yes! You can keep your home SIM and add Saily as a secondary data line.
8. Final Thoughts: Travel Smarter with Saily in Thailand
Skip the SIM card lines, avoid roaming charges, and get online instantly with Saily’s eSIM. With flexible plans and an exclusive $5 discount, it’s the smart traveler’s choice in 2025.
💡Download the Saily app now and enter code “DOMUEH5022” to save $5 on your Thailand data plan.