Korea eSIM: KT eSIM for Overseas Koreans (Data + Voice Support)

Discover KT Korea eSIM—the ultimate travel essential for South Korea.

If you are planning a trip to South Korea, staying connected is a top priority. For Overseas Koreans and international travelers, the KT Korea eSIM offers the most reliable way to enjoy high-speed data and local voice calls without the hassle of physical SIM cards. In this guide, we will break down why KT’s eSIM is the preferred choice for those visiting their homeland or exploring Korea for the first time.

Why Choose KT eSIM for Visiting Korea?

Unlike standard roaming services,KT eSIM provides faster speeds and lower costs.

This product is specifically optimized for:

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Overseas Koreans: Perfect for Korean passport holders living abroad who need a temporary local number.

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Foreign Travelers: Ideal for tourists who require stable data for navigation and social media.

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Business Travelers: Reliable voice support for professional calls within Korea.

Plan Options: KT eSIM Basic vs. eSIM Voice

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Both KT plans include 30% online exclusive discounts and

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a Free T-money transportation card for plans of 3 days or longer.

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Pick up KT eSIM QR Code at Airport Pickup Location.

KT eSIM Basic (Data + Flexible Prepaid Voice)

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Unlimited LTE Data

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Recharge balance for outgoing calls

Price Plan

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01-DAY (024Hr): 03.30 (was 04.76)

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02-DAY (048Hr): 06.15 (was 08.79)

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03-DAY (072Hr): 09.23 (was 13.19)

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04-DAY (096Hr): 11.79 (was 16.85)

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05-DAY (120Hr): 14.07 (was 20.15)

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06-DAY (144Hr): 16.12 (was 23.08)

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07-DAY (168Hr) : 17.95 (was 25.64)

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10-DAY (240Hr): 19.71 (was 28.21)

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15-DAY (260Hr): 28.21 (was 40.29)

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20-DAY (480Hr): 30.99 (was 44.32)

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30-DAY (720Hr): 36.63 (was 52.38)

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60-DAY (1440Hr): 54.95 (was 78.53)

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90-DAY (2160Hr): 73.33 (was 104.76)

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All prices are in U.S. Dollars.

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Surtax 10% included.

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KT eSIM Voice (Data + 60 Mins Voice)

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Unlimited LTE Data

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60 Minutes Included for outgoing call

Price Plan

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03-DAY (072Hr): 12.01 (was 17.22)

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04-DAY (096Hr): 14.58 (was 20.88)

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05-DAY (120Hr): 16.85 (was 24.18)

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06-DAY (144Hr): 18.90 (was 27.11)

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07-DAY (168Hr) : 20.73 (was 29.67)

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10-DAY (240Hr): 22.49 (was 32.23)

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15-DAY (260Hr): 30.99 (was 44.32)

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20-DAY (480Hr): 33.77 (was 48.35)

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30-DAY (720Hr): 39.41 (was 56.41)

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60-DAY (1440Hr): 57.73 (was 82.56)

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90-DAY (2160Hr): 76.12 (was 108.79)

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All prices are in U.S. Dollars.

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Surtax 10% included.

ORDER NOW! ORDER NOW!

Data

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After using 3GB of data in a day,

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you can continue to enjoy unlimited data at speeds of up to 5Mbps.

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Your daily 3GB allowance resets at midnight.

Calls

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Available for int’l and local calls with phone number.

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KT Basic: Available after recharging at pickup points

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KT Voice: Available right after picking up

Important Notices

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This eSIM must be installed within 30 days of purchase.

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Otherwise, it will be automatically canceled with no refund.

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eSIM Validity starts from activation.

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eSIM is only usable within South Korea.

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Purchase is limited to one eSIM per person.

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Once the eSIM is activated, cancellation or refunds are not available.

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eSIM does not support Mobile identity verification.

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Calls may be restricted if used for illegal or spam activities.

KOR