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Town in Quang Tri, Vietnam

Internet in Phong Nha: speed, SIM cards and coworking

Updated October 2026Sources
301 MbpsMedian download

Is the internet good in Phong Nha?

Median fixed broadband in Vietnam is 301 Mbps and mobile is 220 Mbps (Speedtest Global Index, 2026-08). Hostel and café wifi is fine for messaging and light work. Signal fades in the national park and valleys.

Getting online in Phong Nha

Details
Home fibreFibre is in most guesthouses; long-term furnished rentals are rare and not a normal way to stay here.
Cafés and coworkingHostel and café wifi is fine for messaging and light work. Signal fades in the national park and valleys.
OutagesPower and internet cuts during floods and typhoons
Tourist SIMViettel, Vinaphone and MobiFone airport kiosks sell tourist SIMs with big data allowances; passport required. City shops are cheaper.
eSIMLocal carriers sell eSIMs to visitors.
CarriersViettel, Vinaphone, MobiFone
Monthly data plan₫100,000–200,000 ($3.9–7.7)
Blocked servicesTelegram has been blocked since mid-2025; other major apps work. VPNs are widely used.

Coworking in Phong Nha

There's no dedicated coworking scene here; people work from cafés and accommodation.

Internet speeds in Southeast Asia

National medians, Speedtest Global Index.

CountryFixedMobile
Singapore463 Mbps164 Mbps
Vietnam301 Mbps220 Mbps
Thailand299 Mbps134 Mbps
Malaysia179 Mbps165 Mbps
Philippines114 Mbps66 Mbps
Brunei86 Mbps254 Mbps
Laos60 Mbps45 Mbps
Cambodia55 Mbps112 Mbps
Indonesia51 Mbps66 Mbps
Myanmar25 Mbps—

Quick answers

Is the internet fast in Phong Nha?

Median fixed broadband in Vietnam is 301 Mbps and mobile is 220 Mbps (Speedtest Global Index, 2026-08). Hostel and café wifi is fine for messaging and light work. Signal fades in the national park and valleys.

Which SIM card should I get in Phong Nha?

Viettel, Vinaphone and MobiFone airport kiosks sell tourist SIMs with big data allowances; passport required. City shops are cheaper.

Can I use an eSIM in Vietnam?

Yes. Local carriers sell eSIMs to visitors, and travel eSIMs work too.

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Sources

Speeds are medians from Ookla's Speedtest Global Index, cited for reference. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.