South Korea eSIM — instant install

A South Korea eSIM keeps you online across Seoul, Busan, and Jeju without the airport SIM queue. Install before your flight to ICN or GMP and your data works the second your phone finds a Korean network.

Why a travel eSIM for South Korea

  • Blazing-fast 5G — Korea has some of the highest median speeds in the world
  • Works on SK Telecom, KT, and LG U+ automatically
  • From RM12 for short city breaks
  • Great for KakaoTaxi, Papago translation, and Naver Maps
AI summary

Coverage & specs

Networks
SK Telecom / KT / LG U+
Speed
4G / 5G where supported
Activation
eSIM-capable iPhones and Android devices install the profile in seconds.
Hotspot
Supported
Type
Data only (no calls/SMS)
Refund guarantee
100% refund when 0 MB is used — full terms

Coverage is essentially universal in populated areas.

South Korea eSIM plans & prices

Pick your trip length. Live prices.

7-day plans from RM 11.90Live prices

Prices update automatically from our live plan catalogue.

Total vs Daily vs Unlimited

Which plan type fits your trip.

Total

One pot of data for the whole trip

Best for most trips
  • No speed cap — full 4G / 5G
  • Maps, social, photos, video calls
  • Unused data stays until the last day
  • Runs out if you stream heavily

Daily

A fresh allowance every 24 hours

Best for short trips
  • Cheapest for 1–3 day trips
  • Great for texting, maps, ride-hailing
  • Leftover data does not roll over
  • Tight for video or hotspot use

Unlimited

Truly unlimited volume, capped speed

Best for heavy users
  • Never runs out of data
  • Stream, upload and hotspot freely
  • Speed capped around 10 Mbps
  • Costs more on short trips

Good for different South Korea trips

  • Seoul weekenders and K-pop concert trips

    Seoul weekenders and K-pop concert trips

    Maps, ride-hailing and social all day — a small Total plan is plenty.

  • Busan, Jeonju, and Gyeongju cultural circuits

    Busan, Jeonju, and Gyeongju cultural circuits

    Two weeks-plus of moving around? Go Unlimited and stop counting.

  • Jeju island escapes

    Jeju island escapes

    Long travel days online — steady data between cities.

  • Ski trips to Pyeongchang and Yongpyong

    Ski trips to Pyeongchang and Yongpyong

    Long travel days online — steady data between cities.

Frequently asked questions

How do I know if my phone is compatible with a South Korea eSIM?

Your device must be carrier-unlocked and support eSIM technology, which includes most modern iPhones, Samsung Galaxies, and Google Pixels. You can verify compatibility by checking for an EID number in your phone's settings or dialing *#06#. Unlocked global models connect seamlessly to major South Korean networks like SK Telecom, KT, and LG U+.

How much data do I need for a trip to South Korea?

For daily navigation using Naver Map, social media, and translation apps, 1GB to 2GB per day is usually sufficient for most travelers. If you plan to stream high-definition video or share a hotspot, consider an unlimited data plan or at least 3GB daily. Having a reliable data plan is essential in South Korea since key apps require an active internet connection to navigate transit systems.

When should I install and activate my South Korea eSIM?

You should install the eSIM profile on your phone prior to departure or while connected to stable Wi-Fi at the airport. Once you land in South Korea, turn on the eSIM line and enable Data Roaming in your cellular settings to activate service. Your plan's validity period typically starts the moment the eSIM connects to a local Korean network.

Will WhatsApp, Instagram, and iMessage still work in South Korea?
Yes

all your social media platforms, messaging apps, and iMessage will continue to function normally without changing your registered phone number. The eSIM provides mobile data, allowing WhatsApp and Instagram to run smoothly anywhere in the country. Just make sure to keep data roaming turned off on your primary home SIM to avoid extra carrier fees.

Does the South Korea eSIM include a local phone number?

Most travel eSIMs for South Korea are data-only and do not include a local (+82) phone number for standard voice calls or SMS. You can easily make internet-based calls and send messages using KakaoTalk, WhatsApp, or Skype over your eSIM data connection. If a local number is strictly required for restaurant reservations or app verifications, specialized plans with incoming call capabilities are available.

What should I do if my eSIM does not work upon arrival?

First, verify that Data Roaming is toggled ON for the eSIM line and that it is selected as your active Mobile Data option. Restarting your phone or switching Airplane Mode on and off usually forces the device to connect to local networks like SKT or KT. If you still experience issues, connect to free airport Wi-Fi and manually select a network provider in your cellular settings.

Is a travel eSIM cheaper than international carrier roaming in South Korea?
Yes

using a prepaid travel eSIM is significantly cheaper than daily international roaming passes from home carriers, which often cost $10 to $15 per day. Travel eSIMs provide high-speed local 4G/5G data at a flat rate with no hidden fees or surprise overages. You get affordable, direct access to South Korea's fast telecom infrastructure for a fraction of the cost.

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Before you travel to South Korea