South Korea eSIM Data Plans
From $0.92/GB
Looking for the cheapest eSIM data plan for South Korea? Citrus Mobile offers wholesale pay-as-you-go rates starting from just $0.92 per GB on KT. Choose from 3 networks. No contracts, no expiration, and free eSIM activation.
Available Networks in South Korea
You get the fastest speeds each network offers — the same 4G/5G experience as a local customer.
How much data do you need?
Trip length
Usage style
Frequently Asked Questions
What is the best eSIM for South Korea?
Citrus Mobile offers the cheapest eSIM data for South Korea at wholesale rates. The most affordable network is KT at $0.92/GB. You pay only for the data you use with no contracts or expiration dates.
How much data do I need for a trip to South Korea?
Most travelers use 1–3 GB per week for messaging, maps, and social media. Heavy users streaming video may need 5–10 GB. With Citrus Mobile’s pay-as-you-go pricing in South Korea, you never overpay — just top up your wallet and use what you need.
Does my eSIM work as soon as I land in South Korea?
Yes! We recommend installing your eSIM before your trip while on Wi-Fi. Once you land in South Korea, simply enable data roaming and your eSIM connects to a local network automatically. No waiting, no activation required.
What networks does Citrus Mobile support in South Korea?
Citrus Mobile connects to 3 networks in South Korea: KT, SK Telecom, LG Telecom. You get the same 4G/5G speeds as local customers, with rates starting at $0.92/GB.
How do I top up my eSIM balance for use in South Korea?
Simply log into your Citrus Mobile account and add funds starting from $4. Your balance works in South Korea and 200+ other countries — one wallet, one eSIM, worldwide coverage. Get up to 30% bonus credit on larger top-ups.
More eSIM Destinations in Asia
Top up your wallet to start using data in South Korea and 200+ other countries