Best eSIM for Thailand โ Instant Data Plans
Thailand is one of Southeast Asia's most visited countries โ and an eSIM is the smartest way to stay connected without overpaying for roaming.
Your calls stay on your home number.
Your data runs on LTE.app.
Most modern iPhones and Android phones support two connections at once. Keep your existing SIM active โ your number never changes, your apps keep working. Just add a Thailand data plan on top.
- โ Calls and texts work normally
- โ WhatsApp, iMessage unchanged
- โ Bank 2FA still arrives
- โ Nothing to cancel or port
- โ Full 4G / 5G speeds
- โ Hotspot included
- โ Activates the moment you land
- โ From $1.84 โ not $10โ15/day
- โ ~$10โ15 per day, every day
- โ Throttled after 512 MB
- โ No hotspot on most plans
- โ Bill shock when you get home
Available Plans (20)
LocalWhy LTE.app
Best eSIM for Thailand โ what you need to know
Thailand is one of Southeast Asia's most visited countries โ and an eSIM is the smartest way to stay connected without overpaying for roaming.
LTE.app offers 20 eSIM plans for Thailand, starting from $1.84. Plans are instant โ purchase, scan the QR code in Settings, and your data is live. No physical SIM, no airport queue, no contract.
Coverage is provided through AIS and DTAC and True Move H, giving you data across Bangkok, Phuket, Chiang Mai and beyond. AIS and True Move H provide reliable 4G LTE across popular tourist areas including beaches, islands, and mountain resorts.
Why use an eSIM in Thailand?
Thailand eSIM coverage & networks
LTE.app plans in Thailand route through AIS, DTAC, True Move H. AIS and True Move H provide reliable 4G LTE across popular tourist areas including beaches, islands, and mountain resorts.
Major destinations covered include Bangkok, Phuket, Chiang Mai, Koh Samui, and Pattaya. Urban areas and popular tourist sites generally have reliable 4G LTE; rural and mountainous areas may vary.
More questions about Thailand eSIMs
Does the eSIM work as a hotspot in Thailand?+
Hotspot/tethering is supported on most Thailand plans, great for sharing data on guesthouses without fast Wi-Fi.
Does the Thailand eSIM include a phone number?+
Data-only plans โ no Thai phone number included.
Which network will my eSIM use in Thailand?+
LTE.app plans in Thailand use AIS and DTAC and True Move H. The network your device connects to depends on your plan and device compatibility.
Can I top up or extend my Thailand eSIM?+
Some plans allow top-ups or extensions from within the LTE.app. If you run out of data, you can purchase an additional plan โ the new eSIM will be delivered instantly as a QR code.
Travelling nearby?
Extend your trip or compare plans for neighbouring destinations.
Vietnam eSIM โ
Cambodia eSIM โ
Malaysia eSIM โ
Indonesia eSIM โ
Singapore eSIM โWhat you need to know
This eSIM provides data access only. It does not include a Thailand phone number. Use WhatsApp, FaceTime, or Signal for calls.
Set up the eSIM at home over Wi-Fi before your trip. Data only starts counting once you connect to a local network on arrival.
Mobile hotspot is available on most Thailand plans. Share your data with a laptop or travel companion without extra cost.
Your phone must be eSIM-compatible and carrier-unlocked. Most iPhones from 2018 and flagship Android phones from 2020 support eSIM.
Your QR code is emailed the moment your payment completes โ no waiting, no shipping, no airport queue.
How to install your Thailand eSIM
Note for Thailand: Set up your eSIM before departure. Island areas like Koh Tao have patchy cellular โ install while you still have Wi-Fi.
Full install guide with screenshots โLove the price? The savings don't stop when you land home.
Pro and Premium subscribers save up to 12% on every plan they ever buy โ whether they're in Thailand next week or somewhere else next year. One membership. Every destination.
Frequently Asked Questions
Need help choosing?
Ask Smart Coach about the best eSIM plans for Thailand, compare carriers, get installation help, and more.
Thailand travel connectivity
All Thailand pages โ linked for faster research