Bangkok eSIM plans start at $3.49 for 3 GB (7 days). 66 plans from 7 vetted providers on AIS, TrueMove H, dtac, and True Move H, hotspot on every plan. Buy online, install and top up in one MobiMatter app. Prices updated ·
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Vietnam Plus 60 GB 60 Days
TSimTech
BEST COVERAGE
60 days
60 GB
$42.99
🇹🇭 🇻🇳 & 4 other countries
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Get 10% cashback with every purchase
Each plan connects to the networks listed on its page, so you choose your carrier before you buy. Coverage varies by area: a listed network does not guarantee signal everywhere.
Yes. You can buy a Thailand eSIM online before you fly, install it at home over Wi-Fi and have data as soon as you land at Suvarnabhumi or Don Mueang. Tourist SIMs and eSIMs from Thai carriers, sold at the airports and in shops, must be registered with your passport, which can mean a queue on arrival. The same plans work across Thailand, so a trip on to Chiang Mai, Phuket or the islands needs no second eSIM.
Reviewed Oct 8, 2026 · Source
The cheapest Bangkok eSIM on MobiMatter costs $3.49 for 3 GB, valid for 7 days. Prices come live from 7 vetted providers and change often; the price on this page is the current one.
For most tourists and business travellers, yes, if your phone supports eSIM. Bangkok plans start at $3.49 for 3 GB, and you install the eSIM before you fly, so you have data when you land, without queuing for a tourist SIM at the airport. If your home plan already covers Bangkok at no extra cost, you may not need one.
Bangkok eSIMs on MobiMatter run on AIS, TrueMove H, dtac, and True Move H. Every plan names its network, so you can choose the carrier you prefer before you buy.
Our best plan for Bangkok right now is 50 GB for 10 days at $9.99 from True. We rank plans on quality and value for money, and this one comes first in the list.
It depends on how you use your phone. Light use (maps, messaging, browsing) takes about 0.5–1 GB a day; scrolling a lot of social video can take 2–3 GB or more. Typical use per hour:
The cheapest Bangkok plan with at least 5 GB for a week or longer is 5 GB for 15 days at $4.99.
5G is available on 31 plans for Bangkok, where the local network has 5G coverage; the others use 4G/LTE. Hotspot (tethering) works on every plan, so you can share your data with other devices.
Most travel eSIMs, including most Bangkok plans, are data-only and have no local number. You keep your usual number on your main SIM for calls, texts and WhatsApp. Plans that include a number or minutes say so on the plan page.
Yes, if it supports eSIM and is not locked to a carrier. To check, dial *#06#: if an EID number appears, your phone supports eSIM. Most iPhones from the XS/XR on, Galaxy S20 and later and Pixel 3 and later do, except models sold in mainland China.
Yes. Your eSIM and your main SIM can be active at the same time. Use the eSIM for mobile data with data roaming on for that line, and turn data roaming off on your home SIM to avoid charges. WhatsApp keeps working on your usual number.
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Once eSIM is configured, you can enjoy high speed roaming data connectivity
All your eSIMs in one app
Buy, install and top up every eSIM in the MobiMatter app, and check how much data you have left at any time.
Choose your network
MobiMatter shows which network each plan uses, so you choose your carrier before you buy. Pick from 66 plans from 7 vetted providers with the data and price that fit your trip.
24/7 support
Our support team is available 24/7, before and after you buy, for every eSIM you get from MobiMatter.

Oct 8, 2026 — 8 min read
Southeast Asia welcomed more than 198 million international visitors in 2025, a figure that surpassed pre-pandemic travel levels by 12 percent, according to recent backpacker travel data. A large share of that traffic is not single-destination tourism. It is the modern version of the Banana Pancake Trail, where travelers land in Singapore, island-hop through Bali, land in Bangkok, and finish along Vietnam's coast in Da Nang, all inside one trip. The route has existed for decades, but the way tra...
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Aug 12, 2025 — 10 min read
Picture this: You’ve just landed in Bangkok, the vibrant heart of Thailand, with the scent of spicy street food filling the air and the buzz of tuk-tuks echoing around you. You’re ready to explore the golden temples, pristine beaches, and lush jungles of this incredible country. But before you dive into the adventure, you need to stay connected—whether it’s sharing Instagram stories from the Grand Palace, navigating Chiang Mai’s night markets with Google Maps, or booking a last-minute snorkeling...
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