eSIM South Korea
The best travel eSIM for South Korea: fast setup, clear pricing, and reliable data on the go.
Choose Your South Korea eSIM Plan
Select a plan below, then press Buy Now
eSIM South Korea
1 GB · 7 days
South Korea eSIM: networks, coverage & travel guide
An eSIMLLY South Korea eSIM gives you mobile data from the moment you land, without hunting for a local SIM card or paying your home carrier's roaming rates. Choose from 7 prepaid data plans starting at $4.00 with up to 30 days of validity, install the eSIM with a QR code in minutes, and connect to SK Telecom on 4G LTE and 5G.
Seoul, Busan and Jeju have some of the fastest mobile networks in the world, and a South Korea eSIM puts you on SK Telecom, the country's largest operator, from the moment you land at Incheon or Gimpo. No airport counter, no SIM pin and no deposit for a rental router.
Every South Korea plan is data-only and includes personal hotspot, so you can share your connection with a laptop or travel companion. Use WhatsApp, FaceTime or Telegram for calls and messages, and keep your regular SIM active alongside the eSIM to receive texts from home.
Partner networks
- SK Telecom5G / LTE
5G availability
5G supported in South Korea where local coverage and your phone allow, with 4G LTE everywhere else.
Hotspot included
Share your data with a laptop, tablet or travel companion on every plan.
Data-only plans
No local phone number. Call and message over WhatsApp, FaceTime or Telegram.
Traveler tips for South Korea
- Google Maps has limited walking and driving directions in Korea. Download Naver Map or KakaoMap for accurate transit and walking routes.
- KakaoTalk is the main messaging app in Korea and is useful for contacting guesthouses, tour operators and shops.
- Some Korean services (food delivery apps and certain bookings) require a Korean phone number for verification. A data-only eSIM cannot receive those codes, so plan alternatives in advance.
- Coverage is excellent in Seoul, Busan and on Jeju Island, including the subway.
South Korea eSIM FAQ
Which network does the South Korea eSIM use?
Your eSIMLLY eSIM connects to SK Telecom in South Korea.
Does the South Korea eSIM support 5G?
Yes. 5G is supported on SK Telecom wherever your phone and local 5G coverage allow; elsewhere you stay connected on 4G LTE.
How much does an eSIM for South Korea cost?
Plans for South Korea start at $4.00, with 7 options and up to 30 days of validity. You pay once: no contract, no roaming charges and no hidden fees.
Can I use hotspot with my South Korea eSIM?
Yes. Every South Korea plan supports personal hotspot (tethering), so you can share data with a laptop, tablet or travel companion. Hotspot use counts toward your plan's data allowance.
Does the South Korea eSIM come with a phone number?
No. South Korea plans are data-only, so there is no local number for regular calls or SMS. You can still call and message over data with WhatsApp, FaceTime or Telegram, and keep your home SIM on for SMS.
When should I install my South Korea eSIM?
Install it at home on Wi-Fi a day or two before you fly. When you land in South Korea, switch mobile data to the eSIM line and turn on data roaming, and you are online.
Does the South Korea eSIM work on Jeju Island?
Yes. Jeju Island is covered by the same partner network as the mainland, so your plan works there without any changes.
Can I use Naver Map and KakaoTalk with the Korea eSIM?
Yes. Both work over mobile data. Install them before you travel so you can navigate and message as soon as you land.
South Korea travel guides
The Best Travel eSIM for South Korea
Stay connected with fast data—no roaming fees, no contracts, just simple connectivity.
Unlimited Experience
Choose a plan that fits your trip and browse confidently with stable connectivity.
24/7 Support
If you have questions or run into issues, we’re available anytime to help.
Immediate Delivery
Get your eSIM details by email right after purchase so you can activate in minutes.
Share your data
Use your phone as a hotspot when needed to connect other devices during the trip.
High Speed Coverage
Reliable 4G/5G connectivity in South Korea.
Transparent Pricing
Clear costs upfront with no hidden fees or surprise charges.
Change of plans? No problem at all!
Buy your eSIMLLY eSIM with added peace of mind. You have up to 6 months to request a refund if your trip is cancelled.
Use WhatsApp and iMessage as usual
Call and message your contacts as you normally do—no changes needed. Maintain your number and stay connected while you travel.
Why choose eSIMLLY?
Premium, straightforward experience before and after purchase.
eSIMLLY
- No hidden feesYes
- Instant connectionYes
- Reliable 5G/4G coverageYes
- 24/7 Human supportYes
Local provider
- No hidden feesNo
- Instant connectionNo
- Reliable 5G/4G coverageYes
- 24/7 Human supportNo
Limited eSIM
- No hidden feesNo
- Instant connectionYes
- Reliable 5G/4G coverageNo
- 24/7 Human supportNo
Need Help?
Don't worry! We are here for you.
If you have any questions, we’re available 24/7 through our online chat.
Let's talk!What is an eSIM?+
An eSIM is a digital SIM you can install on compatible devices without inserting a physical SIM card.
When will I receive my eSIM?+
Right after purchase. We deliver the installation details to your email so you can activate quickly.
Which devices work with eSIMLLY?+
Most modern iPhone, Samsung Galaxy, and Google Pixel devices support eSIM. Check your device settings or our support page.
How do I set up the eSIM on my device?+
Go to your phone’s cellular settings and add an eSIM by scanning the QR code or entering details manually.
How do refunds work?+
If you no longer need the plan, your device is incompatible/locked, or you experience qualifying service issues, you can request a refund. Conditions may apply.
Does the iPhone 18 Pro support eSIM?+
Yes, the iPhone 18 Pro fully supports eSIM technology. Like other recent iPhone models, it lets you install multiple eSIM profiles and switch between them instantly from Settings. This means you can activate an eSIMLLY data plan the moment you land at your destination, without hunting for a local SIM card or swapping trays.
Does the iPhone 18 Pro Max support eSIM?+
Yes, the iPhone 18 Pro Max is fully eSIM-compatible and supports multiple active eSIM profiles at once. You can keep your home number active for calls and texts while using an eSIMLLY eSIM for fast, affordable data whenever you travel abroad.
Does the new iPhone Duo support eSIM?+
Yes, the iPhone Duo supports eSIM technology, allowing you to install and activate a digital SIM profile without needing a physical SIM card or SIM tray. Simply scan your eSIMLLY QR code after purchase to get connected in seconds, whether you are using it as your primary line or as a secondary travel data plan.
How do I install an eSIMLLY eSIM on the iPhone 18 Pro, iPhone 18 Pro Max, or iPhone Duo?+
Installation is quick on all new iPhone models: go to Settings > Cellular (or Mobile Data) > Add eSIM, then choose 'Use QR Code' and scan the QR code from your eSIMLLY confirmation email. Alternatively, you can tap the manual installation link sent in the same email. Your plan will be ready to activate as soon as you arrive at your destination.
Can I use Dual SIM (physical SIM + eSIM) on the iPhone 18 Pro, iPhone 18 Pro Max, or iPhone Duo?+
Yes. All of these models support Dual SIM functionality, letting you keep your physical SIM or primary eSIM active for calls and SMS while using a second eSIMLLY eSIM purely for data. This is the easiest way to stay reachable on your home number while avoiding expensive roaming charges when you travel.
