eSIM.sm Thailand 2026: Cheap Data Plans & Prices

The cheapest eSIM.sm for Thailand costs $4.30 and gives you 1 GB for 7 days. It's the regional eSIM, which also works in other countries. We recheck prices daily, so this price is up to date. You can buy it on the official eSIM.sm site.

Yes, eSIM.sm works in Thailand on its Thailand-only plans and on its regional eSIMs. If your eSIM is installed but won't connect after you land, open your phone's settings and turn on data roaming for it. Your home SIM can stay as it is.

For Thailand alone, these are eSIM.sm's lowest prices by trip length:

• 7 days: $5.10 for 1 GB
• 15 days: $7.70 for 3 GB
• 30 days: $18.00 for 10 GB

No, eSIM.sm has no unlimited plans for Thailand, so every plan comes with a set amount of data.

eSIM.sm is an eSIM store for travelers, with plans covering 184 destinations. On Trustpilot, 11,085 people have rated it 4.7 out of 5.

With eSIM.sm, 1 GB in Thailand can cost as little as $1.55, on the plan with 50 GB for 60 days.

Yes, you can share your data through a personal hotspot, with no limit on how much you share.

Yes, as a paid extra, but only with its Global eSIM: you can add a US or UK phone number with minutes included every month. eSIM.sm's Thailand plans themselves are data only.

Yes, you can buy it ahead and activate it within 180 days of purchase. On most plans, the days start only when you reach Thailand and the eSIM connects to a network.

Yes, plans with a set amount of data can be topped up on the website or in the app under My eSIMs, and a top-up adds both data and days. Unlimited plans and expired eSIMs can't be topped up.

Yes, eSIM.sm has 6 regional plans that cover Thailand and other countries. These keep you online as you cross borders. For Thailand alone, a Thailand-only plan costs the same: 10 GB for 30 days is $18.00 on both.