Simsima
5G available
0.1GB
Data
7 days
Validity
Check coupon eligibilityeligibility not yet confirmed · Discount amount and eligibility are not documented; verify the final price at checkout.
$1.50
$15.36/GB
South KoreaAny lengthNormal · ≈500 MB/day Plan prices checked 0 min agoFind your eSIM for South Korea
Compare data, coverage and total prices. Choose a plan that fits your trip.
Showing all plan lengths — tell us your trip length and we'll rank by what your days actually cost.
16 plans · 1 providers
How we rankLowest total price first. Data allowances differ.
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Simsima
5G available
1GB
Data
7 days
Validity
Check coupon eligibilityeligibility not yet confirmed · Discount amount and eligibility are not documented; verify the final price at checkout.
$3.62
$3.62/GB
Simsima
5G available
1GB
Data
5 days
Validity
Check coupon eligibilityeligibility not yet confirmed · Discount amount and eligibility are not documented; verify the final price at checkout.
$5.63
$5.63/GB
Simsima
5G available
3GB
Data
30 days
Validity
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$8.93
$2.98/GB
Simsima
5G available
5GB
Data
30 days
Validity
Check coupon eligibilityeligibility not yet confirmed · Discount amount and eligibility are not documented; verify the final price at checkout.
$10.50
$2.10/GB
Simsima
5G available
10GB
Data
30 days
Validity
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$17.49
$1.75/GB
Simsima
5G available
3GB/day
Data
7 days
Validity
Check coupon eligibilityeligibility not yet confirmed · Discount amount and eligibility are not documented; verify the final price at checkout.
$17.86
$0.85/GB
Simsima
5G available
3GB/day
Data
10 days
Validity
Check coupon eligibilityeligibility not yet confirmed · Discount amount and eligibility are not documented; verify the final price at checkout.
$23.46
$0.78/GB
Simsima
5G available
20GB
Data
30 days
Validity
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$25.33
$1.27/GB
Simsima
5G available
5GB
Data
60 days
Validity
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$33.99
$6.80/GB
Simsima
5G available
50GB
Data
30 days
Validity
Check coupon eligibilityeligibility not yet confirmed · Discount amount and eligibility are not documented; verify the final price at checkout.
$35.27
$0.71/GB
Simsima
5G available
2GB/day
Data
15 days
Validity
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$38.19
$1.27/GB
Simsima
5G available
3GB/day
Data
30 days
Validity
Check coupon eligibilityeligibility not yet confirmed · Discount amount and eligibility are not documented; verify the final price at checkout.
$48.12
$0.53/GB
Simsima
5G available
50GB
Data
90 days
Validity
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$64.58
$1.29/GB
Simsima
5G available
20GB
Data
365 days
Validity
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$84.83
$4.24/GB
Simsima
5G available
100GB
Data
180 days
Validity
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$178.50
$1.78/GB
Good to know in South Korea
Install before departure and keep the travel line selected for mobile data. South Korea's underground rail journeys can include brief hand-offs; save accommodation details offline for the airport-to-city transfer.
Good questions about South Korea eSIMs
What is the cheapest eSIM for South Korea?
Plans start at $0.40 and the median price is $1.09/GB. For a 15-day trip, the cheapest works out to about $0.03 per travel day. Prices re-checked 0 min ago.
When should I install an eSIM for South Korea?
Install on reliable Wi-Fi within the provider's documented window. Some plans start validity at installation and others at first connection, so follow the selected plan's email rather than assuming.
Are unlimited eSIM plans available for South Korea?
Yes. 217 current plans are listed as unlimited. Read each network note for a daily high-speed allowance or throttle rule; “unlimited” is not automatically full speed all day.
Are coupon prices included in the South Korea ranking?
Yes. 555 current plans have a display-allowed coupon, and RoamSonar ranks their verified effective price. Read whether the code is automatic or entered at checkout.