Vietnam

eSIM for Vietnam: Stay Connected Without Roaming Fees

Vietnam offers travellers an extraordinary journey from the limestone karsts of Ha Long Bay to the bustling streets of Ho Chi Minh City and the ancient charm of Hoi An. With a Vietnam eSIM, you'll have reliable mobile data for navigating busy markets, booking Grab rides, and sharing your adventures across this stunning country.

Why Choose an eSIM for Vietnam?

• Instant connectivity when you land at Tan Son Nhat or Noi Bai airports — no queuing for tourist SIM cards
• Reliable 4G/5G coverage across major cities, beach towns like Da Nang, and popular tourist routes
• Save up to 90% compared to international roaming charges from your home provider
• Install before you travel and activate on arrival — your physical SIM stays safely in place for home calls

How Much Data Do You Need in Vietnam?

For a typical one-week trip, 3-5GB covers standard use including maps, messaging, social media, and restaurant research. If you're travelling for two weeks or plan to video call frequently, consider 7-10GB. Heavy users streaming content or working remotely should look at 15GB+ plans. Vietnam's café culture means free WiFi is widely available, which can supplement your data usage in cities like Hanoi and Ho Chi Minh City.

Frequently Asked Questions

Does eSIM work in Vietnam?

Yes, eSIM works well throughout Vietnam. Major networks including Viettel, Vinaphone, and Mobifone provide strong coverage in cities, tourist destinations, and most rural areas. You'll need an eSIM-compatible phone (iPhone XS or newer, most recent Samsung Galaxy and Google Pixel models).

How do I set up my eSIM for Vietnam?

After purchase you receive a QR code by email. Scan it in your phone settings before you travel. Your eSIM activates automatically when you arrive in Vietnam.

Can I use my eSIM hotspot in Vietnam?

Yes — all Oatfish eSIM plans include shareable hotspot so you can connect other devices to your data plan.