How do I get to Saint Barthélemy? Can I use data while in transit?

There are no direct flights to Saint Barthélemy, so you leave from Incheon, fly via the United States (New York, Miami, etc.) or Paris in France, and then change at Sint Maarten (SXM) to a small light aircraft or a ferry. If you choose a plan that supports them, a Yeohaengyusim eSIM can be used continuously in the United States, where you transit, and on nearby Caribbean islands too, so it is convenient during transfers as well.

Can I look up Saint Barthélemy's beaches and good restaurants on the spot?

Yes, the Orange and Digicel 4G/LTE networks provide 92% coverage across the island. You can use the internet reliably at the main beaches such as Shell Beach and Saint-Jean Beach, and in Gustavia's busy restaurant and boutique areas too.

Saint Barthélemy is a French territory. Can I use a Europe eSIM there?

Saint Barthélemy is classified not as an outermost region of the EU but as an 'overseas collectivity' (COM), so European roaming benefits do not apply. If you use a Europe eSIM, roaming charges may be added, so it is better to choose a dedicated plan that covers the Caribbean region.

Will I need a power adapter in Saint Barthélemy?

Saint Barthélemy uses Type C and Type E sockets. Korea's ordinary round two-pin plugs (Type C) are mostly compatible, but this can vary by resort or accommodation, so it is safest to pack a multi-adapter.

Which season suits a trip to Saint Barthélemy?

December to April, the Caribbean dry season, is the most pleasant. Late December to January in particular is the peak season, when crowds of celebrities and tourists arrive. May to November is hurricane season, so the weather can be unstable. To check weather information in real time before your trip, eSIM data is a must.

Does eSIM work in Saint Barthélemy?

Saint Barthélemy supports eSIM, and plans start from ₩5,894. 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 Saint Barthélemy?

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 Saint Barthélemy eSIM use?

In Saint Barthélemy it connects automatically to local carrier networks such as Orange · Digicel · Dauphin Telecom (4G/LTE, 5G where supported). Population coverage is about 92%. 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 Saint Barthélemy?

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 Saint Barthélemy 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 Saint Barthélemy?

Yes. In Saint Barthélemy 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 Saint Barthélemy. Just remember "set up before you leave, switch on when you arrive" and you can use the internet as soon as you land.

Saint Barthélemy eSIM plans

Instant delivery

A travel eSIM for Saint Barthélemy starts from ₩5,894 and works as soon as you buy it. In Saint Barthélemy it connects automatically to local networks such as Orange · Digicel · Dauphin Telecom (4G/LTE, 5G where supported), with population coverage of about 92%. Install it with the QR code before you leave and you can use the internet as soon as you land, with no roaming setup.

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

Saint Barthélemy eSIM at a glance

Price: From ₩5,894
Local networks: Orange · Digicel · Dauphin Telecom
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 Saint Barthélemy

Data	Validity	Price
Unlimited	1 day	₩8,016
Unlimited	3 days	₩22,289
Unlimited	5 days	₩36,535
Unlimited	7 days	₩50,781
Unlimited	10 days	₩72,143
Unlimited	15 days	₩107,765
Unlimited	30 days	₩214,644
1 GB	7 days	₩5,894
2 GB	15 days	₩10,876
3 GB	30 days	₩15,025
5 GB	30 days	₩24,410
10 GB	30 days	₩44,363
20 GB	30 days	₩79,273
50 GB	30 days	₩179,009

Called the jewel of the Caribbean, Saint Barthélemy is a French island and a luxury resort destination where emerald seas and white sandy beaches make for spectacular scenery. This small island, a favourite of world-famous celebrities, is full of stylish boutique resorts, Michelin-level restaurants and beautiful snorkelling spots. The yachts in Gustavia harbour and the unusual seashell beach at Shell Beach make for unforgettable memories. Even in a holiday spot this perfect, checking accommodation bookings, searching for restaurants and posting on Instagram are a must. If you install a Yeohaengyusim eSIM in advance, you are connected to the local network the moment you reach Saint Barthélemy, so you can enjoy every precious moment without missing a thing.

Flight time from Korea

About 20–24 hours (including layovers)

Time difference

13 hours behind Korea (KST -13)

Best season to go

December–April (Caribbean dry season)

Plug type

Type C/E (multi-adapter recommended)

Why an eSIM really helps in Saint Barthélemy

Saint Barthélemy is a small island of only about 25 km², but the journey to get there is anything but short. From Korea, you fly via the United States or France to Sint Maarten airport (SXM), then change again to a small light aircraft or a ferry. To check flight information in real time during this complicated transfer and not miss your connecting flight, you need a reliable data connection. Even after you reach the island, you use the internet often: booking a rental car, finding restaurant locations, looking up beach tour information and more. Local SIMs are hard to get, and international roaming is very expensive. If you get a Yeohaengyusim eSIM ready in Korea, you can install it easily with a single QR code and use the Orange and Digicel 4G/LTE networks straight away, without the hassle of buying a separate local SIM. With 92% coverage, you get a reliable connection all over the island, so enjoy your relaxing Caribbean holiday the smart way.

Network coverage in Saint Barthélemy

Carrier

Orange

+ Digicel

Network

4G/LTE

Coverage

92%

How do I install a Saint Barthélemy eSIM?

1
Buy a plan
Choose a data plan for Saint Barthélemy 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 Saint Barthélemy, switch data roaming on and you're online.

1
Buy a plan
Choose a data plan for Saint Barthélemy 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 Saint Barthélemy, 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 Saint Barthélemy 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 ₩5,894	₩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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