Prepaid Data SIM Card with 4G LTE Unlimited Data in Korea

 Worried about how to get internet or how to get WiFi in Korea? Stay connected when you come to Korea with this discounted unlimited 4G/LTE prepaid data sim card ! Getting a sim card is no longer complicated using Korea's largest network company KT (Olleh). For tourists and business travelers, also use this unlimited data sim card as hotspot to tether to your other devices as well!  
9,417 People are interested
4.89 out of 5
18 Reviews
Purchase this product now and earn 12 Points! USD $27.00 $23.00From
× $23.00
× $29.00
× $57.00
Pickup point
Please double check your terminal and business hours of the office you wish to pick up your SIM Card
Special Requests
Total : USD$23
Description Information Reviews


Why recommended by KoreaTravelEasy

  • Get internet access anywhere you go: Cooperating with KT Olleh, the largest mobile provider in Korea, you will have UNLIMITED NATIONWIDE mobile internet coverage that supports fast 4G/LTE speeds
  • Save time and convenience:  Using this prepaid 4G/LTE SIM card, you just have to pick up at all major airports in Korea or also in town conveniently. No filling in papers and making credit card deposits. Just pick the Sim card up and start browsing!
  • Enjoy premium service at discounted prices:  Enjoy discounted Prepaid Data SIM Card with KoreaTravelEasy!


  • 1) Unlimited 4G/LTE data: Don’t worry anymore about going over the data limit! The 4g/LTE data sim card gives you fast speed with unlimited data so you can stay connected with your friends and family and browse while you are travelling in Korea
  • 2) Flexible day plans: Choose the number of days your 4G/LTE sim card service is need: 5 days, 10 days 30- days plans are available at discounted prices
  • 3) Share your data and use your mobile as hotspot: Have more than 1 device? Tethering is available with the service and you can share the mobile data with your other devices freely
  • 4) Pick up at convenient locations Choose to pick-up at Incheon Airport, Gimpo Airport, Busan Gimhae Airport, Jeju Airport or in town near Hongik University Station
  • 5) No paperwork and no credit card deposit Just show your confirmation and passport to pick-up your Sim card!


Unlimited data SIM CARD

5 days
USD $26
USD $23
10 days
USD $35
USD $29
30 days
USD $65
USD $57

Pick-up locations

1-a) Incheon Airport Terminal 1 (All year long, 24 hrs pick-up)

(1) KT Roaming Booth near 1F Arrival Hall Gate 10, Opening Hours: 6:00 AM- 10:00 PM, Open daily

(2) KT Roaming Booth near 1F Arrival Hall Gate 6, Opening Hours: 10:00 PM – 6:00 AM, Open daily



1-b) Incheon Airport Terminal 2 (All year long, 24 hrs pick-up)

– KT Roaming Booth near 1F Arrival Hall between Gate 2 and Gate 3, Open daily (24 hours)





– 1F Arrival Hall (INTERNATIONAL FLIGHT TERMINAL), KT Roaming Center(Besides GATE 1), Opening hour: 7:00 AM – 11:00 PM, Open daily (please do NOT choose this option if you are flying domestic flights)

Incheon Airport GATE 6

3) Office at Hongik University Station 

Address: Link Korea, 4/F, KT SHINCHON B/D, 157-1 DONGGYO-DONG, MAPO-GU, SEOUL
(Nearby Hongik University Station Exit No.2)
Operating hour: 9:00 AM~6:00 PM daily



4) Busan Gimhae International Airport 

– 1F Arrival Hall, KT Roaming Center(Besides GATE 3), Opening Hours: 6:00 AM – 10:00 PM, Open daily

Incheon Airport GATE 6


5) Jeju International Airport
– 1F Arrival Hall, KT Roaming Center(Besides GATE 5), Opening Hours: 9:00 AM – 7:00 PM, Open daily

Incheon Airport GATE 6


What is Included

  • Mobile Sim Card
  • Unlimited 4G/LTE (depending on your device)  x  the number of days you purchased

What is not Included

  • Voice calls & SMS texting **You may use MVOIP (Skype, WhatsApp, LINE etc) that uses data instead to make phone calls**




Network speed

Service provider

Booking Due


How to Book

  • Login and Book. After login, fill in each option; add an item the cart on the right. You can add multiple items to your cart and pay in one payment. We accept with all major international credit cards and Paypal
  • Check your email. You will instantly receive the order receipt by email. The confirmation voucher with instructions will be sent to you within 24 hours of booking, subject to availability.
  • Enjoy your SIM CARD. When redeeming your sim card, show the confirmation voucher from your mobile phone and your passport at your pick-up location to get your sim card


  • Please make sure you use the same name as it appears on passport
  • Please double check your terminal number if you choose Incheon airport to pick up your SIM Card
  • This SIM Card will only work on UNLOCKED PHONES. Please make sure your mobile phone is unlocked before purchasing.
  • This SIM Card product is only a data plan. You CANNOT make or receive calls. Recommend you to use MVOIP calls via apps such as LINE, Whatsapp, Skype, etc…
  • Please try the SIM Card before you leave the pick-up location. If you encounter any problems with the SIM Card, please visit the location at Hongik University
  • Please noted that some phones may not support KT 4G/LTE frequency(even if your phone supports 4G in your own country), then your phone will automatically be connected to “3G”.
  • If you have used a SIM Card in Korea before in the same phone, your SIM Card might NOT work if you have used another Korean SIM Card before so please inform us your IMEI number in the “SPECIAL REQUESTS” field. You can find this number by pressing *#06# from dial screen of your phone.

Cancellation/ Rescheduling Policy

  • Free of charge: if you contact us at least 3 business days prior to the selected date within office hours. (10am – 6pm K.S.T)
  • 80% refundable: if you contact us at least 2 business days prior to the selected date. (strictly by 6:00 PM K.S.T)
    • For e.g.: if your pick-up date is on Thursday, you must contact us by Tuesday by 6:00 PM (K.S.T)
  • No refund: No refund or date change after 6:00 pm 2 business days prior to the selected date. If you do not pick-up your SIM CARD, is it treated as a cancellation and are non-refundable


Add a review

18 reviews for Prepaid Data SIM Card with 4G LTE Unlimited Data in Korea

  1. Karen Divina Boado

    5 out of 5

    The connection was very good. I will use it when I visit again.

    • Hello :) Thank you for the comment. We are very pleased that you were able to enjoy unlimited data SIM card with KoreaTravelEasy! We hope to see you again! Take care <3

  2. 5 out of 5

    It’s a life saver ! I can always connect with the loved one anytime, anwhere without any downtime. The speed was great ! Will definitely use it again should i’m travelling to KR again. Booking with Korea Travel Easy was so easy and hassle free. THUMPS UP !

    • Hi, Steph <3 We appreciate your comment. We are pleased that you were able to enjoy unlimited data during your travel in Korea. We always try our best to make your travel easy. Please visit us again.
      Thank you 😉

  3. 4 out of 5

    easy to set up. no downtime. I’ll definitely use this again when i go back

    • Hello! Violeta 😀 Thank you for the comment! We are glad that you had a pleasant experience with KoreaTravelEasy 😀 We hope to see you again! Take care <3

  4. Mathew Coprada

    5 out of 5

    The sim card was very useful. Although most of the tourist areas have free wifi, having this simcard made it easier for me and my family to search and check the route in Metro anytime and anywhere.

  5. 5 out of 5

    I am very happy with it, super service for pickup and up and connected in no time with all devices. Connection speed is even fast enough for absolutely flawless facetime video calls.

    • Thank you for sharing your opinion with us! We hope to see you again soon! Take care until then:)

  6. Fion Lee

    5 out of 5

    The collection point of simcard is convenience and fast.The simcard work well and the connection is very smooth and good.

    • Thank you for sharing your opinion with us! We hope to see you again soon! Take care until then:)

  7. 5 out of 5

    The setup was very easy and the internet itself works perfectly.

    • I’m glad you’re satisfied with our service. We’re always happy to see our customers satisfied with what we do for them!
      Thank you for your time for the comment and when you need our help with anything, please feel free to let us know!

  8. 5 out of 5

    Convenient, the connection is very fast. The staff is also very helpful in setting up the SIM card on my phone.

    • Thank you for your review and we are happy to hear that!

    • Thank you for the review! hope you see you in Korea again!

  9. 5 out of 5

    the connection of the internet is so fast. even my other cp is connected to the hotspot. it was so great. til next time. tahnk you

    • Thank you very much for your review. Yes, it would be much convenient if you have internet connection when you travel in Korea. we look forward to welcome you again soon in Korea!

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