Travel eSIM · South Korea
eSIM for South Korea: prepaid data plans from $5.43
A travel eSIM for South Korea gives you working mobile data the instant you land, with no roaming charges and no local SIM to track down. From the pace of Seoul to the beaches of Busan and Jeju, you buy before you fly, pay by card, and scan a QR code so everything is ready on arrival.
| Data | Validity | Price (USD) | Delivery |
|---|
| 1 GB | 7 days | $5.43 | Instant, by email |
| 5 GB | 15 days | $12.63 | Instant, by email |
| 10 GB | 30 days | $20.60 | Instant, by email |
| 20 GB | 30 days | $35.58 | Instant, by email |
| 50 GB | 30 days | $54.45 | Instant, by email |
Prices shown in USD. At checkout you pay in your own currency by card.
Networks the eSIM connects to in South Korea
Once activated, the eSIM automatically connects to the strongest local partner network — no manual setup:
LG U+5GSKTelecom5G
Built for a connected trip
South Korea runs on quick, app-driven travel, and you'll want data constantly — for transport cards, maps, translation and messaging. Across Seoul, Busan and the wider country your eSIM connects to local networks, keeping you online through subways, markets and day trips without a second thought.
Set it up before you go
Add the eSIM at home while your wifi is steady. Scan the QR code from your email and the plan sits ready, starting only when it reaches South Korea. Arriving already connected saves you time at a busy airport and gets you onto the train into the city faster.
How much data you'll need
Light use — maps, chat, the odd search — goes a long way, while video, navigation and sharing clips eat through far more. If you'll be streaming or posting as you explore, pick a larger plan, and top up whenever you need rather than rationing your days.
FAQ
Will the eSIM work on Jeju?
Yes. As well as the mainland, your eSIM connects to networks on Jeju, so maps, messages and photos keep working across the island. It's the same plan throughout your trip, with nothing extra to arrange when you fly south.
Can I keep using my messaging apps?
You can. Your usual number stays on your normal SIM, so WhatsApp, KakaoTalk and other apps keep working over the eSIM's data just as they do at home — useful for coordinating with friends or reaching a hotel.
When does the plan activate?
When your phone first connects to a network in South Korea, not when you buy it. That lets you install the eSIM days beforehand and still get your full data allowance from the moment you arrive.