South Korea eSIM guide
1 network with 5G · 11 data plans from $2.99. Prices below are live.
- Networks
- SK 5G
- 5G
- Yes
- Cheapest plan
- 1 GB · 7 days · $2.99
- Best per GB
- 20 GB · 30 days · $0.90/GB
- Unlimited from
- Unlimited · 3 days · $9.99
- Longest validity
- 30 days
Which plan for your trip
We estimate 0.2 GB a day for maps and messaging, 0.5 GB with socials and photos, and 1.3 GB if you stream or share a hotspot. Each cell is the plan our recommender picks for that trip today.
| Trip | Maps & messaging | Plus socials & photos | Streaming & hotspot |
|---|---|---|---|
| 3 days | $2.99 1 GB · 7 daysneeds ~614 MB | $4.99 3 GB · 30 daysneeds ~1.5 GB | $9.99 Unlimited · 3 daysneeds ~3.9 GB |
| 7 days | $4.99 3 GB · 30 daysneeds ~1.4 GB | $8.99 5 GB · 30 daysneeds ~3.5 GB | $15.99 Unlimited · 7 daysneeds ~9.1 GB |
| 14 days | $8.99 5 GB · 30 daysneeds ~2.8 GB | $11.99 10 GB · 30 daysneeds ~7 GB | $17.99 20 GB · 30 daysneeds ~18.2 GB |
| 30 days | $11.99 10 GB · 30 daysneeds ~6 GB | $17.99 20 GB · 30 daysneeds ~15 GB | $50.99 Unlimited · 30 daysneeds ~39 GB |
Networks in South Korea
The South Korea eSIM connects to SK. It lists 5G; a 5G phone uses it where the network has it, 4G elsewhere.
Arriving in South Korea
- ICN Seoul Incheon
- GMP Seoul Gimpo
- PUS Busan Gimhae
- CJU Jeju
- Install the eSIM at home on Wi-Fi; it waits until you arrive.
- On landing, switch on data roaming for the eSIM line and pick it for mobile data.
- Your plan's days start when it first connects to a network in South Korea.
City guides in South Korea
About unlimited in South Korea
Lower speed rate of 1 Mbps after 3 GB usage per day.
Visiting more than South Korea?
These regional eSIMs include South Korea. For 10 days of maps and socials, the South Korea eSIM pick is 10 GB · 30 days for $11.99.
All 11 data plans
| Plan | Price | Per day | Per GB |
|---|---|---|---|
| 1 GB · 7 days | $2.99 | $0.43 | $2.99 |
| 3 GB · 30 days | $4.99 | $0.17 | $1.66 |
| 5 GB · 30 days | $8.99 | $0.30 | $1.80 |
| 10 GB · 30 days | $11.99 | $0.40 | $1.20 |
| 20 GB · 30 days | $17.99 | $0.60 | $0.90 |
| Unlimited · 3 days | $9.99 | $3.33 | No cap |
| Unlimited · 5 days | $12.99 | $2.60 | No cap |
| Unlimited · 7 days | $15.99 | $2.28 | No cap |
| Unlimited · 10 days | $20.99 | $2.10 | No cap |
| Unlimited · 15 days | $35.99 | $2.40 | No cap |
| Unlimited · 30 days | $50.99 | $1.70 | No cap |
Questions about South Korea
Which networks does the South Korea eSIM use?
The South Korea eSIM connects to SK. It lists 5G; a 5G phone uses it where the network has it, 4G elsewhere.
How much data do I need for a week in South Korea?
About 3.5 GB if you use maps, messaging, socials and photos (our estimate: 0.5 GB a day). Our pick for 7 days is 5 GB · 30 days for $8.99.
Is there an unlimited data plan for South Korea?
Yes, from $9.99 for 3 days. Lower speed rate of 1 Mbps after 3 GB usage per day.
Do South Korea plans include a phone number?
No, they're data only. Your home SIM stays on for calls and texts, and messaging apps and internet calls work over the eSIM data.
Which airports do most visitors fly into in South Korea?
The main international airports are Seoul Incheon (ICN), Seoul Gimpo (GMP), Busan Gimhae (PUS), Jeju (CJU).
Does a regional eSIM cover South Korea?
Yes. Asia and Global include South Korea. The smallest, Asia, covers 18 countries on one eSIM.
When does the plan start?
When your phone first connects to a network in the destination, not when you buy. Install it at home on Wi-Fi; the days start counting on arrival.