Top picks for Halong Wi-Fi & SIM cards

Discover 26 Wi-Fi & SIM cards in Halong on Trip.com, updated March 22, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From USD 0.21 per person, with an average total of USD 4.26. Choose the option that suits your plan.

With 13.056k verified reviews, Wi-Fi & SIM cards Halong boast an average rating of 4.5.

This week's most popular Wi-Fi & SIM cards: "Global (66 countries) | 5G/4G eSIM | Total Package | 24H Billing | 1-7 days | QR code", with 3.871k reviews and a 4.5 rating.

The next available day tour departs on March 23, 2026. Book now to secure your spot!

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

March is the perfect time to visit Halong! Choose from Wi-Fi & SIM cards available day tours, including seasonal favorites like Global (66 countries) | 5G/4G eSIM | Total Package | 24H Billing | 1-7 days | 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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26 results for Halong Wi-Fi & SIM cards

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Reviews/Trip Moments

Reviews: Global (66 countries) | 4G/5G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code
Guest User2026-01-22
It was strong and lasted for 2 days (3GB), we have been using it consistently and it was very efficient👍
Reviews: Global 77 Countries 4G/5G eSIM | Day Pass/Total Data Package | 1-30 Days | 24-Hour Billing | QR Code
Guest User2025-11-04
I always use it when I come back to Japan during my trip around the world. It's easy to connect to the internet, so I can use mobile payments like Mobile Suica and Rakuten Pay.
Reviews: Asia 4G/5G eSIM | Day Pass/Total Data Package | 1-30 Days | 24-Hour Billing | QR Code
Guest User2026-03-08
The sim worked good. There service is amazing, I had a lot of problems with my phone. They tried to help out. Eventually my phone stopt working so I to buy a new one, they gave me a refund on the GB I didn't use on my phone.
Reviews: Global (100 countries) 4G/5G eSIM | DayPass/Total | 500MB/day - 30GB Total Data | 1-30 days | 24-hour billing | QR code
Guest User2026-03-09
This trip involved visiting three countries in a short period with very short stays at each location. While purchasing separate eSIMs might be cheaper, it wouldn't be possible to predict data usage in each location. So, I opted for an eSIM that works in 100 different regions, which is incredibly convenient. Although customer service advised activating it upon arrival, since it included Taiwan, I installed and activated it in Taiwan before boarding. Plus, it's calculated 24/7, which is truly fantastic.
Reviews: Singapore/Malaysia/Thailand/Indonesia Southeast Asia universal 5G eSIM | Daily package/Total package | 500MB/day-total 30GB | QR code
Guest User2026-03-08
Loaded well, eSIM is really convenient and you can always buy for a day or a week and have internet at hand without any problems
Reviews: Asia 8 countries 4G/5G eSIM | DayPass/Total | 1-30 days | QR code
Guest User2026-03-09
Really good value for money, my only improvement would be to send reminders when your data is low. Mine ran out and I wasn’t notified it just stopped working
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