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Data: Daily: 5GB/6GB high-speed data 5G/4G/LTE |
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Validity: 7/10/15/30 days |
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Network operator: Viettel, Vinaphone, MobiFone |
| eSIM number: Including Vietnamese phone number | |
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Delivery time: Immediate, after order checkout |
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Delivery: via registered email |
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Best time to buy: Before departure |
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Validity start: when you activate your eSIM plan |
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Hotspot/Tethering: Yes |
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Top-up options: No |
| Coverage: Ha Long Bay & across Vietnam |
Instructions before you go
Viettel / Vinaphone / Mobifone– the best of Vietnam eSIMs for tourists!
What is included in our Ha Long Bay eSIM Travel?
- Data: 5GB – 6GB/day, high-speed data per day
Our Ha Long Bay eSIM will work for 7/10/15 & 30 days, from the date you activate your eSIM Data plan, not from the date you install it on your phone. So, you can buy it and get it ready on your phone before departure, and get connected in minutes upon landing in Vietnam.
This eSIM for Ha Long Bay uses Viettel / VinaPhone / Mobifone network, the fastest in the country.
Especially, it’s effortless for you to set up the Our eSIM: You will receive a QR code and users’ guide immediately in your email. Scan it with your cellphone camera, activate its data plan, and in a matter of minutes, you’re connected to the internet in Vietnam. It’s that easy!
However, if you need to use the eSIM on your iPad, please let us know before making order, as it requires us to do some steps before delivering the QR code to you.
This Vietnam eSIM unlimited data plan is your best choice.
It is covered by Viettel / Vinaphone / Mobifone network.
You can see its coverage map here.

This Vietnam eSIM unlimited data plan is your best choice.
It is covered by Viettel / Vinaphone / Mobifone network
Wondering whether this eSIM works for your phone or not?
Just make sure your phone has eSIM function and is unlocked, you can use this eSIM. You can check full list of eSIM-compatible devices.
You can buy the eSIM before departure or even when you are in Vietnam. And its setup is effortless: You will receive a QR code immediately in your email. Scan it with your cellphone camera, and in a matter of minutes, you’re connected to the internet in the Vietnam. It’s that easy!
How to Activate Your Ha Long eSIM
Activation is quick and simple:
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Purchase your eSIM plan online or at the airport.
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Scan the QR code provided in your confirmation email.
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Wait a few seconds for installation.
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Turn on “Mobile Data” and start surfing!
Tip: Keep your primary SIM active for calls and use your eSIM Vietnam for data only.
Top Places to Use Your eSIM in Ha Long Bay
Once connected Ha Long Bay eSIM, you can enjoy seamless travel experiences:
Islands and bays
- Ti Top Island: Features a beach and a viewpoint on the mountain summit.
- Cat Ba Island: The largest island in the bay, offering opportunities for outdoor activities and trekking.
- Bai Tu Long Bay and Lan Ha Bay: These are less crowded alternatives to the main Ha Long Bay, offering a more tranquil experience.
Caves
- Sung Sot Cave: A large, impressive cave with stalactites and stalagmites.
- Dau Go Cave: Another cave worth exploring in the area.
Halong City attractions
- Bai Chay Beach: A popular beach located in Halong City.
- Bai Tho Mountain: Hike to the summit for panoramic views of the bay.
- Sun World Halong Park: A theme park with games, rides, and a large water park.
- Quang Ninh Museum: A museum with a unique architectural design that showcases local art and history.
- Night Market: Located inside the Halong Marine Plaza for evening shopping and food.
Water-based activities
- Cruising: A cruise is the most popular way to see the bay, with options for day trips or overnight stays.
- Kayaking: Explore areas of the bay that larger boats can’t reach.
Visit a floating village: See the unique lifestyle of the locals who live on the water.
Frequently Asked Questions about Ha Long Bay eSIM
Yes, eSIM Ha Long works not only in Ha Long but also 99% of the time in Vietnam. City eSIM Plans help you connect to the best network in the selected city.
If you plan to stay longer in a particular city, consider choosing our City eSIM Plans for added convenience.
You can purchase an eSIM at your convenience, either one day before your travel date or upon arrival at your destination.
Additionally, please note that to install the eSIM, your device must be connected to a Wi-Fi or a cellular data network.
Our QR code is sent automatically to the email address you’ve written in the order form within 15 minutes. If you haven’t received your email, please check the followings below :
Please check your junk or spam folder first.
You may have a typo in the email address you provided to us. In this case, please contact us at [email protected], so we can resend it to you as soon as possible.
Please check the email associated with your payment method, as the QR code will be sent to that address.
It depends on your esim plans, Vinaphone and Local eSIM can top up to outgoing calls and SMS. But Viettel is esim data only.





