Top picks for Thailand Wi-Fi & SIM cards

Discover 35 Wi-Fi & SIM cards in Thailand on Trip.com, updated January 28, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From THB 2.12 per person, with an average total of THB 83.50. Choose the option that suits your plan.

With 64.867k verified reviews, Wi-Fi & SIM cards Thailand boast an average rating of 4.5.

This week's most popular Wi-Fi & SIM cards: "Global (66 countries) | 4G/5G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code", with 13.891k reviews and a 4.4 rating.

The next available day tour departs on January 29, 2026. Book now to secure your spot!

Thailand Wi-Fi & SIM cards usually take about 1 hours — perfect for a relaxed, immersive experience!

January is the perfect time to visit Thailand! Choose from Wi-Fi & SIM cards available day tours, including seasonal favorites like Global (66 countries) | 4G/5G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

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35 results for Thailand Wi-Fi & SIM cards

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Reviews/Trip Moments

Reviews: Thailand | 5G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code
Guest User2026-01-28
We couldn't connect the e-SIM right away, but customer support helped 👌 The connection quality is excellent, without interruptions. I recommend it.
Reviews: Thailand 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | QR Code
Guest User2025-12-25
Very Fast Internet , easy to install . Recommend who travel to Thailand
Reviews: Thailand AIS 5G eSIM | Unlimited Data | Local Phone Number | Real-Name Authentication Required | QR code
Guest User2026-01-26
It was extremely convenient because it was unlimited and only available for a limited time. I had a video I needed to watch for work coming up, so I streamed it nonstop while I was traveling. The connection was seamless and I had no problems no matter where I was. It was a great deal for the price. I'd definitely use it again.
Reviews: South Korea 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code
Guest User2026-01-28
The best SIM card for traveling around Korea; I renew it every time I go. It works instantly and everywhere. Cheaper than buying one in the city or at the airport.
Reviews: South Korea SKT eSIM | Unlimited Data + 010 phone number | 1-90 days | 24-hour billing | QR code
Guest User2026-01-25
This is my second time visiting Korea. I also used this service on my previous visit. Unlimited data is something no other carrier offers, so it's very useful. However, the signal strength can be poor from 2:00 PM to 4:00 PM, but as long as you can tolerate that, it's an eSIM that works without any issues.
Reviews: [South Korea] SKT Native Card|unlimited data|Includes local number|3–90 days|4G SIM cards|Pick up at South Korea airport
Guest User2026-01-25
Using the SKT SIM card in South Korea during this trip was a very stable experience overall. The network connection was fast, and I hardly encountered any disconnections or lag in the city, subway, or major tourist attractions. Navigation, researching information, and uploading photos were all smooth, and it handled everyday use without much difficulty. The installation and activation process was intuitive; simply follow the instructions. It's very user-friendly for travelers. Hotspot sharing worked normally during actual use, which is convenient for those who need to connect multiple devices. The only thing to note is that different plans have different restrictions on call and SMS functions. If you need to receive verification codes or make calls, it's recommended to check the plan details beforehand.
Contact Center <br>of the year 2025
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