Stay connected in South Korea

South Korea
eSIM

Fast, reliable data across Seoul, Busan and Jeju the second you touch down.

No roaming charges
Keep your WhatsApp number

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Activate within 6 months Instant email delivery

Plans from £1.53

Connect in Under 60 seconds

Choose your plan type

Fixed data plans

Choose the right data amount for your trip

7 day plans

1GB

WhatsApp, maps and email for short trips

£1.53

£1.53/GB

Technical Specs

Plan Validity: 7 Days
Activate Within: 180 Days
Hotspot / tethering: Supported
Network: LG U+ (5G), SKTelecom (5G)
Where it works: KR
Calls & SMS: Not included

15 day plans

3GB

Maps, WhatsApp and light browsing each day

£2.69

£0.90/GB

Technical Specs

Plan Validity: 15 Days
Activate Within: 180 Days
Hotspot / tethering: Supported
Network: LG U+ (5G), SKTelecom (5G)
Where it works: KR
Calls & SMS: Not included

30 day plans

3GB

Maps, WhatsApp and light browsing each day

£3.39

£1.13/GB

Technical Specs

Plan Validity: 30 Days
Activate Within: 180 Days
Hotspot / tethering: Supported
Network: LG U+ (5G), SKTelecom (5G)
Where it works: KR
Calls & SMS: Not included

5GB

More room for photos, social apps and navigation

£4.58

£0.92/GB

Technical Specs

Plan Validity: 30 Days
Activate Within: 180 Days
Hotspot / tethering: Supported
Network: LG U+ (5G), SKTelecom (5G)
Where it works: KR
Calls & SMS: Not included

Technical Specs

Plan Validity: 30 Days
Activate Within: 180 Days
Hotspot / tethering: Supported
Network: LG U+ (5G), SKTelecom (5G)
Where it works: KR
Calls & SMS: Not included

20GB

Extra data for video calls, hotspot and longer stays

£10.83

£0.54/GB

Technical Specs

Plan Validity: 30 Days
Activate Within: 180 Days
Hotspot / tethering: Supported
Network: LG U+ (5G), SKTelecom (5G)
Where it works: KR
Calls & SMS: Not included

Running low while travelling? Top up anytime from your account, no need to buy a new eSIM.

Selected South Korea 1GB 7Days

£1.53

Install before travel. Ready when you land.

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30-day refund if unused

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Everything you need for stress-free travel

Stay connected across South Korea

Coverage is fast and consistent across Seoul, Busan and the cities, on the subway and the KTX trains and out to Jeju, connecting through a major South Korean network. As one of the most connected countries, strong signal is the norm.

Need help? We're here

Questions before or during your trip? Our UK-based team prides itself on fast, friendly support whenever you need us.

Need your eSIM urgently?

Order in seconds and receive your eSIM almost instantly by email, ready to install before you even leave for the airport.

Travel with confidence

Every eSIM includes instant activation, transparent pricing and our 30-day unused refund for complete peace of mind.

Running low on data?

Top up in seconds without replacing your eSIM, so you can carry on using maps, WhatsApp and everything else.

The questions everyone asks us

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Just now

Using an eSIM in South Korea

South Korea is one of the most connected countries anywhere, and a Korea eSIM lets you tap into that from the moment you land at Incheon, ready for maps, translation, transport and messaging. Install it before you fly and switch it on as you arrive.

Fast, and just about everywhere

Coverage is fast and consistent across Seoul, Busan and the cities, on the subway and underground, on the KTX high-speed trains and out to Jeju Island. You will rarely be without a strong signal, which suits a trip that leans heavily on maps, translation apps and transport cards.

How much data

Korea tends to be a data-heavy trip once translation, maps, transport and social media add up. A week is often around 5-10GB and two weeks nearer 10-20GB, with more if you stream or share a hotspot. These are starting points, and actual use varies.

Travel eSIM FAQs

Will I have signal on the Seoul subway and the KTX trains?

Yes, consistently, including underground on the subway and along the high-speed KTX lines, so maps, messaging and transport apps keep working as you travel.

Are there any calling or app restrictions in South Korea?

No. South Korea has an open internet, so WhatsApp, KakaoTalk, FaceTime and social apps all work normally over your data.

Does it work on Jeju Island?

Yes, Jeju is well covered, so maps, messaging and photo sharing all work as you explore the island's coast and volcano.

Will data help with the language and getting around?

Very much. Translation apps like Papago, maps and transport apps all run on your data, and having it from the moment you land makes navigating Seoul far easier.

Can I use my eSIM as a hotspot in Korea?

Where the plan supports tethering, yes, which is handy for a laptop or a travel companion's device. Check the plan details to confirm hotspot use is included.

How much data will I need for two weeks in South Korea?

Korea is data-heavy once translation, maps and transport add up, so two weeks is often around 10-20GB and a single week nearer 5-10GB, with more for streaming or hotspot use. These are starting points, and actual use varies.

Can I top-up or extend the plan later?

Top-up availability depends on the plan. Some eSIMs can be topped up, including certain unlimited plans, while others may require a new plan once the current one ends or runs out. Check the individual plan details for your selected option.

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