Vietnam SIM card for tourists: local SIM or eSIM?

For a week of everyday use (6 GB), the cheapest prepaid SIM in Vietnam costs VND 150,000 (MobiFone, 50 GB, 10 days), sold at the airport. A travel eSIM for the same week costs from $10.90 (Ubigi) and is installed before you leave.

Offers checked on October 21, 2026 on the carriers’ websites

The best travel eSIMs in Vietnam for a week

For 7 days and 6 GB

1Best unlimited
GigSky
Unlimited · 7 days
$24.49$3.50 per day
- 3.5 GB a day at full speed, then 500 kbps
- Networks: MobiFone, Viettel, and VinaPhone
- Hotspot allowed
See the plan
2Cheapest
Ubigi
10 GB · 7 days
$10.90$1.09 per GB
- Lowest total price for 7 days
- Network: VinaPhone
- Hotspot allowed
See the plan
3Best price per GB
Orange Travel
20 GB · 14 days
€14.99€0.75 per GB
- Lowest price per GB for this trip
- Networks: Gmobile, MobiFone, Vietnamobile, VinaPhone, and Viettel
- Hotspot allowed
See the plan

Three steps, three questions: the best unlimited plan, the cheapest and the best price per GB, from three different providers. How we pick the podium · Affiliate links

Local SIM or travel eSIM?

For a week of everyday use (6 GB), at the prices on the carriers’ and providers’ websites.

Local SIM, 7 days

VND 150,000

MobiFone · 50 GB · 10 days

Sold at the airport counter (SGN · HAN · DAD), or online for some offers.
It also comes as an eSIM: your SIM then stays on for calls and texts.
Passport required at purchase.

Travel eSIM, 7 days

$10.90

with Ubigi

Installed at home before you leave, it works as soon as you land.
Your SIM stays on for calls and texts.
ID: our provider pages say who asks for one.

See the plan

The currencies differ: we convert nothing. · Affiliate links

Vietnam SIM card: our analysis

From the carriers’ websites, checked on October 21, 2026.

The carriers

MobiFoneMobiFone tourist top-up FR10 · as an eSIM · at the airport · onlineVND 150,000
Viettel5G150T (Tourist package, Data Only) · as an eSIM · at the airport · in storesVND 150,000

Unlimited, phone number, eSIM

No unlimited offer among the 5 we found: the largest is 5G150T (Tourist package, Data Only) (Viettel, 5 GB a day).
3 of 5 offers come with a number for calls (MobiFone and Viettel).
All 5 offers we found also come as an eSIM (MobiFone and Viettel): no counter to find.

Where to buy it

At the airport: Tan Son Nhat (Ho Chi Minh City) (Viettel, SASCO); Noi Bai (Hanoi) (Viettel); Da Nang (Viettel).
Online before you leave: 3 of 5 offers (MobiFone).
In stores in town: Viettel.

eSIMs in Vietnam at a glance

In Vietnam, we compare plans from 7 eSIM providers: GigSky, GoMoWorld, Jetpac, Nomad, Orange Travel, Ubigi, and Yesim.
The cheapest unlimited plan for a week is from GigSky: $24.49 (Unlimited · 7 days).

The carriers’ prepaid offers

For each carrier, the cheapest offers that cover everyday use (maps, messaging, social media) for a week, two weeks or a month.

We found 5 prepaid offers from 2 carriers in Vietnam: MobiFone and Viettel. Prices are those on their websites, in their currency (VND), not converted.

Offer	Carrier	Data	Validity	Price	As eSIM
MobiFone tourist top-up FR10	MobiFone	50 GB	10 days	VND 150,000	Yes
5G150T (Tourist package, Data Only)	Viettel	5 GB a day	30 days	VND 150,000	Yes
MobiFone tourist top-up FR30	MobiFone	150 GB	30 days	VND 250,000	Yes

Sources: mobifone.vn, shop.viettel.vn

Compare eSIMs in Vietnam →

What your trip costs, SIM or eSIM

For each trip length, the cheapest offer that covers everyday use.

Trip	Local SIM	Travel eSIM	Offer
1 week · 6 GB	VND 150,000 MobiFone	$10.90 Ubigi	See the plan
2 weeks · 12 GB	VND 150,000 Viettel	$12.99 GoMoWorld	See the plan
1 month · 24 GB	VND 150,000 Viettel	$24.99 GoMoWorld	See the plan

The currencies differ: we convert nothing. · Affiliate links

Where to buy it when you land

Carriers and SIM resellers named by the airports’ and carriers’ websites.

Airport	Where to buy a SIM
Tan Son Nhat (Ho Chi Minh City) (SGN)	Viettel, SASCO
Noi Bai (Hanoi) (HAN)	Viettel
Da Nang (DAD)	Viettel

Vietnam SIM card: your questions

Answered from the carriers’ websites and today’s prices.

How much is a SIM card in Vietnam?

For a week of everyday use, from VND 150,000 with MobiFone (50 GB, 10 days), checked on October 21, 2026.

Where can I buy a SIM card in Vietnam?

At the airport: Tan Son Nhat (Ho Chi Minh City) (Viettel, SASCO); Noi Bai (Hanoi) (Viettel); Da Nang (Viettel). Carriers also sell their offers in shops or online, depending on the offer.

Do I need a passport for a SIM card in Vietnam?

Yes: carriers ask for your passport to activate the SIM.

Local SIM or eSIM in Vietnam?

A travel eSIM is installed before you leave and keeps your SIM on for calls and texts; for a week, it costs from $10.90 (Ubigi). The cheapest local SIM costs VND 150,000 (MobiFone).

How much is a SIM card in Vietnam for two weeks or a month?

For two weeks, from VND 150,000 (5G150T (Tourist package, Data Only), Viettel); for a month, from VND 150,000 (5G150T (Tourist package, Data Only), Viettel).

Is there an unlimited SIM card in Vietnam?

No unlimited offer among the 5 we found: the largest is 5G150T (Tourist package, Data Only) (Viettel, 5 GB a day).

Does a tourist SIM card in Vietnam come with a phone number?

3 of 5 offers come with a number for calls (MobiFone and Viettel).

Can I buy the SIM card before I leave?

Online before you leave: 3 of 5 offers (MobiFone). All 5 offers we found also come as an eSIM (MobiFone and Viettel): no counter to find.

Which carrier should I pick in Vietnam?

For a week of everyday use: MobiFone from VND 150,000 and Viettel from VND 150,000.