Does the internet work well at beach resorts in Antigua and Barbuda?

The Digicel and FLOW networks cover about 90% of the islands, so you can use 4G LTE reliably at the main beaches and resort areas. Note, however, that coverage can be patchy on remote beaches and in remote areas of Barbuda.

How far is Antigua and Barbuda from Korea? Where do I change planes?

No direct flights run from Incheon in Korea to Antigua and Barbuda. You usually travel via New York or Miami in the United States, or Toronto in Canada, and the total flight time is about 20–25 hours including layovers. It is a long journey, so eSIM data is also handy for passing the time at your layover airport.

When is the best season to visit Antigua and Barbuda?

The best time is the dry season, from December to April. Clear skies and low humidity make it ideal for the beach and water sports. June–November, on the other hand, is hurricane season and the weather can change sharply, so be sure to check a weather app when you plan your trip.

Can I pay with a Korean card in Antigua and Barbuda? How do I exchange money?

Resorts, restaurants and large shops accept international cards such as Visa and Mastercard. However, small markets and local shops may need cash (Eastern Caribbean dollars, XCD). eSIM data is also handy for checking exchange rates and finding ATMs.

Do I really need a power adapter in Antigua and Barbuda?

Yes. Antigua and Barbuda uses American-style Type A/B outlets, and the voltage is 110V. This is different from Korean plugs (Type C, 220V), so be sure to bring a multi-adapter. You need an adapter ready to charge the smartphone your eSIM is installed on.

Does eSIM work in Antigua and Barbuda?

Antigua and Barbuda supports eSIM, and plans start from ₩6,766. 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 Antigua and Barbuda?

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 Antigua and Barbuda eSIM use?

In Antigua and Barbuda it connects automatically to local carrier networks such as Digicel · FLOW (4G/LTE, 5G where supported). Population coverage is about 90%. 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 Antigua and Barbuda?

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 Antigua and Barbuda 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 Antigua and Barbuda?

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

Antigua and Barbuda eSIM plans

Instant delivery

A travel eSIM for Antigua and Barbuda starts from ₩6,766 and works as soon as you buy it. In Antigua and Barbuda it connects automatically to local networks such as Digicel · FLOW (4G/LTE, 5G where supported), with population coverage of about 90%. 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

Antigua and Barbuda eSIM at a glance

Price: From ₩6,766
Local networks: Digicel · FLOW
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 Antigua and Barbuda

Data	Validity	Price
Unlimited	1 day	₩6,766
Unlimited	3 days	₩24,094
Unlimited	5 days	₩39,162
Unlimited	7 days	₩51,216
Unlimited	10 days	₩63,271
Unlimited	15 days	₩91,900
Unlimited	30 days	₩143,131
1 GB	7 days	₩9,026
2 GB	15 days	₩16,560
3 GB	30 days	₩23,340
5 GB	30 days	₩36,148
10 GB	30 days	₩52,723
20 GB	30 days	₩76,832
50 GB	30 days	₩162,720

Famous for its white sand beaches and emerald sea, Antigua and Barbuda is one of the Caribbean's top luxury destinations. Antigua alone is said to have no fewer than 365 beaches, so you could spend a whole year exploring a different beach every day. There are plenty of water activities, such as yacht sailing, snorkelling and diving, and you cannot miss World Heritage sites such as Nelson's Dockyard from the British colonial era. Between all these activities, you need a reliable internet connection to check beach locations on Google Maps, book tours and post great photos on social media. If you install a Yeohaengyusim eSIM before departure, you are connected right after landing at the airport in Antigua and Barbuda, so you do not waste a single moment of your precious travel time.

Flight time from Korea

About 20–25 hours (with a layover)

Time difference

13 hours behind Korea (UTC-4, relative to KST)

Best season

December–April (dry season)

Plug type

Type A/B (adapter needed, 110V)

Why an eSIM really helps in Antigua and Barbuda

Antigua and Barbuda is a small Caribbean island nation, but its resorts and beaches are scattered all over the islands, so your internet must not drop while you move around. To get a SIM locally, you have to visit a mobile shop in Bridgewater in person, and on a short trip that is time you would rather not lose. A Yeohaengyusim eSIM, by contrast, is installed on your smartphone in Korea before departure, and it connects to the local network automatically the moment you arrive at Antigua's airport (V.C. Bird International Airport). You don't need to take your SIM card out and put it back in, and you keep your important Korean number. In Antigua and Barbuda you will often book water sports operators or restaurants on the beach, or call a taxi or a rental car, and to handle all of this with just your smartphone you need a data connection. Based on the Digicel and FLOW networks, it offers 90% coverage across the islands, so you can use it without interruption at beachside resorts and in town alike.

Network coverage in Antigua and Barbuda

Carrier

Digicel

+ FLOW

Network

4G/LTE

Coverage

90%

How do I install a Antigua and Barbuda eSIM?

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

1
Buy a plan
Choose a data plan for Antigua and Barbuda 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 Antigua and Barbuda, 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 Antigua and Barbuda 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 ₩6,766	₩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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Antigua and Barbuda eSIM FAQ

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