South KoreaUnlimited Data eSIM Plans
Unlimited data eSIM plans — no data counting · 68 plans
Tired of counting gigabytes while traveling in South Korea? Unlimited data eSIM plans promise no data caps — but the truth is most have a Fair Usage Policy (FUP) that throttles speeds after a threshold (from 5GB/day to 100GB/month). This page lists 68 unlimited data eSIM plans for South Korea, starting from $0.70, sorted by price. Important: always check the FUP policy — "unlimited" rarely means truly unlimited high-speed data.
📍 Looking for all options? See the full list of South Korea eSIM plans across all durations and providers.
South Korea Unlimited Data · Editor's Picks
Sorted by value, top 3 picks
South Korea Unlimited Data 1 days
Unlimited Data · 1 days
Provided by RedteaGO
South Korea Unlimited Data 1 days
Unlimited Data · 1 days · Hotspot
GigSky 大韩民国 plan
South Korea Unlimited Data 1 days
Unlimited Data · 1 days · Hotspot
Yesim plan — Possible throttling
Filter by days
Best Rated eSIM Plans forSouth Korea
KR · 4G/5G
$9.99
$3.33/day
Last verified Oct 19, 2026
KR · 4G/5G
$19.99
$2.86/day
Last verified Oct 19, 2026
KR · 4G/5G
$27.99
$2.00/day
Last verified Oct 19, 2026
KR · 4G/5G
$49.99
$1.67/day
Last verified Oct 19, 2026
south-korea ·
$1.90
$0.70
-63%$0.70/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$6.29
$6.29/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$7.84
$3.92/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$11.77
$3.92/day
Last verified Oct 19, 2026
kr · 4G/5G
$12.00
$4.00/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$15.69
$3.92/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$19.61
$3.92/day
Last verified Oct 19, 2026
kr · 4G/5G
$20.00
$4.00/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$23.53
$3.92/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$26.30
$3.76/day
Last verified Oct 19, 2026
kr · 4G/5G
$29.00
$4.14/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$29.48
$3.69/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$31.52
$3.50/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$33.55
$3.35/day
Last verified Oct 19, 2026
kr · 4G/5G
$35.00
$3.50/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$35.58
$3.23/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$37.60
$3.13/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$39.64
$3.05/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$41.17
$2.74/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$41.67
$2.98/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$45.05
$2.82/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$46.39
$2.73/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$47.73
$2.65/day
Last verified Oct 19, 2026
kr · 4G/5G
$49.00
$3.27/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$49.08
$2.58/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$50.42
$2.52/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$51.77
$2.47/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$53.11
$2.41/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$54.46
$2.37/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$55.80
$2.32/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$57.15
$2.29/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$58.49
$2.25/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$59.84
$2.22/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$61.18
$2.19/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$62.53
$2.16/day
Last verified Oct 19, 2026
SK Telecom / KT / LG U+ · 4G/5G
$62.89
$2.10/day
Last verified Oct 19, 2026
kr · 4G/5G
$69.00
$2.30/day
Last verified Oct 19, 2026
kr · 4G/5G
$4.94
$4.94/day
Last verified Oct 19, 2026
kr · 4G/5G
$10.79
$3.60/day
Last verified Oct 19, 2026
KR · LTE/5G
$12.50
$4.17/day · $0.00/GB
Last verified Oct 19, 2026
South Korea · 4G/5G
$19.90
$14.90
-25%$4.97/day
Last verified Oct 19, 2026
south-korea · 4G/5G
$15.11
$3.02/day
Last verified Oct 19, 2026
kr · 4G/5G
$17.72
$3.54/day
Last verified Oct 19, 2026
South Korea · 4G/5G
$24.90
$19.90
-20%$3.98/day
Last verified Oct 19, 2026
KR · LTE/5G
$20.50
$4.10/day · $0.00/GB
Last verified Oct 19, 2026
south-korea · 4G/5G
$20.50
$4.10/day
Last verified Oct 19, 2026
kr · 4G/5G
$23.39
$1.67/day
Last verified Oct 19, 2026
kr · 4G/5G
$23.84
$3.41/day
Last verified Oct 19, 2026
KR · LTE/5G
$29.50
$4.21/day · $0.00/GB
Last verified Oct 19, 2026
South Korea · 4G/5G
$34.90
$29.90
-14%$2.99/day
Last verified Oct 19, 2026
south-korea · 4G/5G
$30.23
$3.02/day
Last verified Oct 19, 2026
KR · LTE/5G
$35.00
$3.50/day · $0.00/GB
Last verified Oct 19, 2026
South Korea · 4G/5G
$49.90
$39.90
-20%$2.00/day
Last verified Oct 19, 2026
south-korea · 4G/5G
$41.03
$4.10/day
Last verified Oct 19, 2026
South Korea · 4G/5G
$54.90
$44.90
-18%$1.50/day
Last verified Oct 19, 2026
south-korea · 4G/5G
$45.35
$3.02/day
Last verified Oct 19, 2026
south-korea · 4G/5G
$48.99
$1.63/day
Last verified Oct 19, 2026
KR · LTE/5G
$49.00
$3.27/day · $0.00/GB
Last verified Oct 19, 2026
kr · 4G/5G
$51.74
$2.46/day
Last verified Oct 19, 2026
south-korea · 4G/5G
$59.39
$1.98/day
Last verified Oct 19, 2026
south-korea · 4G/5G
$60.47
$4.03/day
Last verified Oct 19, 2026
kr · 4G/5G
$67.22
$2.24/day
Last verified Oct 19, 2026
KR · LTE/5G
$72.50
$2.42/day · $0.00/GB
Last verified Oct 19, 2026
south-korea · 4G/5G
$79.90
$2.66/day
Last verified Oct 19, 2026
Affiliate Disclosure: Some links on this page are affiliate links. If you click one and make a purchase, we may receive a commission at no extra cost to you. This never affects our scores or rankings.
Carrier: $8.00/day → eSIM: $0.70/day · Save 91%
South Korea tips to avoid pitfalls
- 💡 Install eSIM before landing at the airport.
- 💡 Check if KT / SKT / LG U+ are covered.
- 💡 Group travelers should prioritize plans with hotspot support.
South Korea Unlimited Data eSIM FAQ
How much does a South Korea Unlimited Data eSIM plan cost?
We currently list 68 South Korea Unlimited Data eSIM plans, with prices ranging $0.70 – $79.90. The cheapest is South Korea Unlimited Data 1 days, around $0.70. Actual prices may vary with promotions and exchange rates — check the provider page before purchase.
Are unlimited South Korea eSIMs really unlimited?
Most "unlimited" plans have a Fair Usage Policy (FUP) — after a certain data threshold, speeds may be throttled during peak hours. The FUP limit varies by provider (from 5GB/day to 100GB/month). Check the plan details for the exact FUP policy before buying.
Who should get an unlimited data eSIM for South Korea?
Unlimited plans are ideal for: heavy data users, people who stream a lot of video, groups sharing a hotspot, remote workers needing consistent connectivity, and anyone who doesn't want to worry about data limits while enjoying South Korea.
Is it better to buy an eSIM or a physical SIM for South Korea?
An eSIM needs no card swap, can be installed before departure, activates right after landing, and supports dual SIM (keeping your home number). A physical SIM suits cases needing a local phone number or a device without eSIM support. Compare eSIM prices here first — they're usually cheaper than airport counters.
How do I activate a South Korea eSIM after landing?
Install it before departure over Wi-Fi. After landing, enable data roaming to auto-activate; if there's still no service after 1-2 minutes, manually select the local operator in settings. Checking device compatibility before departure reduces the risk of activation failure.
⚠️ Read before buying: South Korea eSIM pitfalls guide
Red/black list and common pitfalls like throttling, activation failures
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RedteaGO
Unlimited Data · 1 days
Save 63%