Does the eSIM get a good signal in Laos? Is it OK for travel in remote areas too?

In major tourist areas and city centres such as Vientiane, Luang Prabang and Vang Vieng, 4G/LTE connects reliably. However, overall coverage in Laos is about 55%, so in remote and mountainous areas such as Si Phan Don or Phongsaly coverage can be patchy or drop out. If you save offline maps and your accommodation details in advance, you can travel much more comfortably.

Can I post photos of the dawn alms giving in Luang Prabang to social media straight away?

Yes! Unitel 4G/LTE has good reception in central Luang Prabang, so you can upload photos and videos in real time. At the alms procession itself, though, it is polite to use your phone quietly, out of respect for the monks and the local culture.

Can I use Google Maps and translation apps in Laos?

Yes, there are no particular restrictions on using Google services in Laos. Both Google Maps and Google Translate work normally. The local language, Lao, may feel unfamiliar, but with the camera feature of a translation app you can easily make sense of menus and signs.

Will I have internet during cave tours or kayaking in Vang Vieng?

The signal is fairly good in the centre of Vang Vieng town. But once you get further from town, for example at the Blue Lagoon or Tham Sang Cave, the signal may weaken. Before your tour sets off, use your accommodation's Wi-Fi to save maps offline and download things like your tour booking confirmation, for peace of mind.

How many days should my Laos eSIM be for?

Typical backpacking trips in Laos often run 7–14 days. Because you are often on the move, starting in Vientiane and passing through Vang Vieng and Luang Prabang, just choose a plan that exactly matches the length of your trip. Yeohaengyusim offers plans of various durations, so pick one that fits your itinerary.

Does eSIM work in Laos?

Laos supports eSIM, and plans start from ₩24,880. Install it with the QR code you receive after buying, then just turn on data roaming after you arrive and you are connected straight away. There is no need to swap your SIM.

Travel eSIM or carrier roaming: which is cheaper for a trip to Laos?

For a short trip or light data use, a travel eSIM is usually cheaper. Unlimited roaming from Korean carriers costs about ₩11,000–₩15,000 a day, but with an eSIM you can buy just the days of data you need in advance. For a short trip for one or two people, an eSIM has a big advantage; for a family or very heavy data use, compare carrier unlimited roaming too.

Which carrier network does a Laos eSIM use?

In Laos it connects automatically to local carrier networks such as Unitel · Lao Telecom · ETL (4G/LTE, 5G where supported). Population coverage is about 55%. It picks the network with the strongest signal automatically, so there is nothing to set up.

Can I keep using my Korean number while travelling in Laos?

Yes. The eSIM works as a data-only second line, so your Korean SIM and number stay as they are. Use the Yeohaengyusim eSIM for data only, and keep receiving calls, texts and KakaoTalk on your Korean number.

Can I add to or extend my Laos eSIM plan?

Yes. When you use up your data or the plan period ends, you can buy a new plan at any time. Keep using the eSIM profile you already installed; there is no need to install it again, so you carry on without interruption.

Can I use tethering (hotspot) in Laos?

Yes. In Laos you can share your eSIM data with other devices such as a laptop or tablet by tethering (hotspot). Shared data also comes out of your plan allowance, so if you tether a lot we recommend choosing a little more data.

Do I set up the eSIM before I leave or after I arrive?

We recommend installing it (registering the QR code) before you leave, while you have Wi-Fi. Data starts when you turn on data roaming after you arrive in Laos. Just remember "set up before you leave, switch on when you arrive" and you can use the internet as soon as you land.

Laos eSIM plans

Instant delivery

A travel eSIM for Laos starts from ₩24,880 and works as soon as you buy it. In Laos it connects automatically to local networks such as Unitel · Lao Telecom · ETL (4G/LTE, 5G where supported), with population coverage of about 55%. Install it with the QR code before you leave and you can use the internet as soon as you land, with no roaming setup.

Unlimited data plans

Use as much data as you like, worry-free.

1 days

Unlimited₩35,152VAT included

3 days

Unlimited₩103,670VAT included

5 days

Unlimited₩172,174VAT included

Popular

7 days

Unlimited₩240,679VAT included

Data plans

Buy just the amount of data you'll use.

1 GB

7 days₩24,880VAT included

2 GB

15 days₩48,861VAT included

3 GB

30 days₩68,733VAT included

5 GB

30 days₩113,942VAT included

10 GB

30 days₩209,851VAT included

Selected plan

Please select a plan

Payment methods

Sent instantly by email
30-day refund
Customer support in Korean
Credit card · Apple Pay

Laos eSIM at a glance

Price: From ₩24,880
Local networks: Unitel · Lao Telecom · ETL
Network: 4G/LTE
Activation: QR code — install before you leave
Recommended data: Maps and messaging 1 GB a day · more room 2 GB a day · video: unlimited

eSIM plans you can use in Laos

Data	Validity	Price
Unlimited	1 day	₩35,152
Unlimited	3 days	₩103,670
Unlimited	5 days	₩172,174
Unlimited	7 days	₩240,679
1 GB	7 days	₩24,880
2 GB	15 days	₩48,861
3 GB	30 days	₩68,733
5 GB	30 days	₩113,942
10 GB	30 days	₩209,851

The slow-flowing Mekong River, golden temples, and simple but warm-hearted people. Laos is a country in Southeast Asia that still keeps an unspoilt art of slowness. From the Patuxai victory gate in Vientiane and the dawn alms procession in Luang Prabang to the emerald waters of Vang Vieng — every scene that unfolds is worth a photo. But when you want to share these beautiful moments with family and friends in real time, or need to open a map in an unfamiliar alley, a stable internet connection is a must. Buying a local SIM card means a language barrier and long queues, and roaming with a Korean carrier is far from cheap. Install a Yeohaengyusim eSIM before you go and you are all set before you even leave Incheon Airport, connected right after landing at the airport in Laos.

Flight time from Korea

About 5–6 hours (direct flight, Incheon → Vientiane)

Time difference

2 hours behind Korea (UTC+7, KST-2)

Best season to go

November–February (dry season, cool weather)

Plug type

Type A/B/C/E/F (no adapter needed)

Why an eSIM really helps for a trip to Laos

Laos is a country whose infrastructure is still developing, so there are few SIM shops at its airports, and communicating in English with local carrier staff isn't easy either. Buying a local SIM card yourself at Vientiane's Wattay International Airport or at Luang Prabang Airport can easily waste precious travel time. With a Yeohaengyusim eSIM, just install it in Korea in advance using the app or a QR code, and it links up automatically with the Unitel network the moment you reach Laos. You don't need to take your SIM card out and put it back in, and your Korean number stays as it is, so you don't need to worry about staying in touch after you get back either. Especially when travelling through remote areas such as Vang Vieng or Si Phan Don (the 4,000 Islands), it is much more convenient because you can download offline maps in advance and quickly search for information wherever the internet reaches. Coverage across Laos is around 55%: major tourist areas and city centres are well connected on 4G/LTE, but please note that coverage can be patchy in remote mountain areas and border regions.

Network coverage in Laos

Carrier

Unitel

+ Lao Telecom

Network

4G/LTE

Coverage

55%

How do I install a Laos eSIM?

1
Buy a plan
Choose a data plan for Laos and complete payment.
2
Scan the QR code
Open the email we sent and point your phone camera at its QR code.
3
Install the eSIM
Complete the eSIM installation as prompted. Doing it before you leave is simplest.
4
Connect on arrival
Once you land in Laos, switch data roaming on and you're online.

1
Buy a plan
Choose a data plan for Laos and complete payment.
2
Scan the QR code
Open the email we sent and point your phone camera at its QR code.
3
Install the eSIM
Complete the eSIM installation as prompted. Doing it before you leave is simplest.
4
Connect on arrival
Once you land in Laos, switch data roaming on and you're online.

Which plan is right for me?

Short trip

For a short 3–7 day trip, an unlimited data plan is ideal.

Business trip

We recommend a high-data plan with plenty for video calls and email.

Long stay

Staying a month or more? A large-data plan gives the best value.

Family trip

Families sharing a connection across multiple devices should pick a tethering-enabled plan with a generous data allowance.

eSIM, local SIM or pocket Wi-Fi: what suits a trip to Laos best?

	eSIM	Local SIM	Pocket Wi-Fi
Activation	Instant (QR code)	Buy locally	Pick up / delivery
Setup	2 minutes	SIM swap needed	Separate device
Price	From ₩24,880	₩10,000~50,000	₩5,000~15,000/day
Network	Local 4G/LTE	Local 4G/LTE	Local 4G/LTE
Devices	1 smartphone	1 smartphone	Up to 5
Flexibility	Top up any time	Fixed data	Daily rental
Best for	Ideal for travellers	Long stays	Families / groups

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Laos eSIM FAQ

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