south korea esim
eSIM for South Korea flag

eSIM for South Korea

Use your phone in South Korea like at home.

boltInstant QR flight_landConnect after landing smartphoneKeep your SIM currency_poundNo roaming fees
boltInstant QR flight_landConnect after landing smartphoneKeep your SIM currency_poundNo roaming fees

Pick your data and trip length.

How much data?
How long is your trip?
Your travel plan — · —
Recommended

Good for maps, messaging and travel apps.

Total £6.99
— per day

Secure checkout. Delivered digitally after purchase.

Apple Pay Google Pay Mastercard Shop Pay Visa

eSIM details

Network KT
Speed 4G, 5G
Hotspot Allowed
Activation QR code scan
Compatibility

Check your phone in seconds

Most modern phones support eSIM. Check before checkout to avoid surprises.

smartphone
iPhone support
XS, XR and newer models usually support eSIM.
1

Open Settings

2

General → About

3

Find EID

4

eSIM supported

android
Android support
Pixel, Samsung S/Z series and newer flagships usually support eSIM.
1

Open Settings

2

SIM settings

3

Find Add eSIM

4

Available = supported

Carrier-locked or region-specific models may not support eSIM.
verified_user
Buy with confidence

14-day refund review for unused eSIMs

If your eSIM cannot connect to a supported local network and has not been heavily used, contact support within 14 days of purchase and we’ll review the issue.

  • check_circle Support for genuine connection issues
  • check_circle Fast help before and during travel
  • check_circle Refund eligibility depends on activation and usage status
South Korea travel eSIM

Prepaid mobile data for Incheon arrivals, Seoul subway days and Korea city trips.

Best for travellers visiting South Korea who want data for airport rail, subway maps, translation apps, hotel messages and city-to-city travel without daily roaming surprises.

verified

Core benefits

Keep mobile data ready for Naver Maps, KakaoMap, translation apps, hotel details, airport rail updates and subway route checks across South Korea.

travel_explore

Best for

Incheon arrivals, Seoul city breaks, Myeongdong shopping days, Hongdae nights, Gangnam meetings, Busan routes and Jeju travel plans.

compare_arrows

Compared with roaming

Use prepaid data upfront instead of daily UK roaming add-ons or looking for a local SIM after landing at Incheon Airport.

location_on

Popular Korea routes

Useful for Seoul, Busan, Jeju, Incheon, Gyeongju, Daegu and train connections between major Korean cities.

Coverage may vary in underground stations, rural areas, mountains, islands, large indoor venues and during heavy network congestion.
Travel resources

Travelling to South Korea?

Read our South Korea eSIM guide and travel tips before you fly. Learn about setup, compatibility, mobile data, airport arrival and everyday travel apps.

Read eSIM guide Travel tips
Comparison

Why choose us?

A clear side-by-side comparison to show how our travel eSIM experience differs from a local SIM or a basic limited-data eSIM.

Roampass eSIM
Local SIM
Basic eSIM
all_inclusive
Flexible high-data options
check
close
close
payments
Clear upfront pricing
check
close
close
bolt
Instant setup
check
close
check
network_check
Reliable travel coverage
check
check
close
People also ask

Questions travellers ask before buying a South Korea eSIM

Clear answers about using a South Korea eSIM for roaming, maps, messages, airport arrivals, phone compatibility and travel data.

Do I need an eSIM for South Korea?

A South Korea eSIM is useful if you want mobile data as soon as you arrive, without relying on airport Wi-Fi, hotel Wi-Fi or expensive roaming from your home network. It is especially helpful for maps, transport apps, hotel messages and travel bookings.

Is a South Korea eSIM better than roaming?

For many travellers, yes. A South Korea eSIM gives you a clear prepaid data allowance and price before you travel, while roaming can involve daily charges, add-ons or unexpected pay-as-you-go data costs depending on your home mobile provider.

Can I keep my normal SIM and phone number while using this South Korea eSIM?

Yes. In most phones, your travel eSIM can be used for mobile data while your normal SIM stays active for calls, texts or banking messages. You do not usually need to remove your physical SIM card.

Should I install my South Korea eSIM before I travel?

Yes, it is usually better to install your eSIM before departure while you still have stable Wi-Fi. In most cases, you should only activate or start using the plan when you arrive in South Korea, so the validity period is used during your trip.

What can I use a South Korea eSIM for when travelling?

You can use mobile data for maps, messaging, hotel check-ins, transport apps, translation, email, travel bookings, ride apps and everyday browsing. Coverage and speed depend on the local mobile network and the area you are visiting.

Will my phone work with a South Korea eSIM?

Your phone must support eSIM and be network-unlocked. Many recent iPhone, Samsung Galaxy, Google Pixel and flagship Android models support eSIM. Check your phone settings for “Add eSIM” or “Add mobile plan” before buying.

Does this South Korea eSIM include calls and SMS?

Most travel eSIM plans are data-only. You can still use internet-based services such as WhatsApp, iMessage, FaceTime, Messenger, maps, email and translation apps while connected to mobile data in South Korea.

What happens if I use all my South Korea eSIM data?

If you use all your data, you can buy another eSIM plan when needed. There is no physical SIM swap, so adding more travel data is usually easier than finding a local SIM card during your trip.