Top picks for Hanoi Wi-Fi & SIM cards

Discover 32 Wi-Fi & SIM cards in Hanoi on Trip.com, updated March 30, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From HKD 0.71 per person, with an average total of HKD 24.06. Choose the option that suits your plan.

With 79.771k verified reviews, Wi-Fi & SIM cards Hanoi boast an average rating of 4.6.

This week's most popular Wi-Fi & SIM cards: "Mainland China 5G eSIM | Day Pass/Total Data Package | ChatGPT Available | 24-Hour Billing | 1-365 Days | QR Code", with 36.506k reviews and a 4.6 rating.

The next available day tour departs on March 31, 2026. Book now to secure your spot!

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

March is the perfect time to visit Hanoi! Choose from Wi-Fi & SIM cards available day tours, including seasonal favorites like Mainland China 5G eSIM | Day Pass/Total Data Package | ChatGPT Available | 24-Hour Billing | 1-365 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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32 results for Hanoi Wi-Fi & SIM cards

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Reviews/Trip Moments

Reviews: Vietnam 5G eSIM | Supports mainstream apps including TikTok, Google Maps & ChatGPT | Day Pass/Total Package | 24H Billing | 1-30 days | QR code
Guest User2026-03-29
For my trip to Hanoi, Vietnam, I purchased a 10-day, 20GB e-SIM. The deciding factor was that it was a China Telecom product, which I had used before. I completed the e-SIM activation in Japan, and while waiting for my checked baggage at Hanoi airport, I switched the SIM, manually set the APN, and after turning airplane mode on and off a couple of times, the connection worked immediately. I was able to maintain a stable connection not only in Hanoi city but also while traveling to Sapa and on the bus during my Ha Long Bay cruise. Incidentally, the smartphone I used was a Sharp AQUOS sense 10. If you are using a Japanese Android smartphone, you will likely need to manually set the APN, so you should familiarize yourself with that procedure, but I was able to use it comfortably in Vietnam.
Reviews: Asia (12 countries) | 4G/5G eSIM | Total Package | 365-day validity | 24H Billing | Real-Name Verification Required for Hong Kong & Taiwan | QR code
Guest User2026-03-26
It's very convenient that you don't have to scan the code for each country; just reboot your connection and, if it can't find your connection, use the network search. The speed is excellent, and you can access Instagram and other sites without a VPN.
Reviews: Asia & Oceania 4G/5G eSIM | Daily/Total Data Package | 1–30 Days | 24-Hour Billing | QR Code
Guest User2026-03-19
I dont know how i need a picture but im just making the review for the trip coins…;)
Reviews: Mainland China 5G eSIM | Day Pass/Total Data Package | ChatGPT Available | 24-Hour Billing | 1-365 Days | QR Code
Guest User2026-02-20
If you are visiting China and do not already have a Chinese mobile phone number, then you must have a eSIM card to move around, because China is a massive digital land!
Reviews: Vietnam 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code
Guest User2026-03-30
Very easy and simple to set up. The eSIM worked instantly after activation without any issues. Smooth experience overall.
Reviews: Vietnam Vinaphone 5G eSIM | TikTok & ChatGPT Available | In-app Installation | Day Pass/Total Data Package | 24-Hour Billing | QR Code
Guest User2026-03-30
This was my first time purchasing an eSIM from Trip.com, and the process was fast and easy to use. The installation was simple and the connection worked well. I would definitely use it again.