Top picks for Seoul Wi-Fi & SIM cards

Discover 29 Wi-Fi & SIM cards in Seoul on Trip.com, updated February 10, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From TWD 4.00 per person, with an average total of TWD 53.75. Choose the option that suits your plan.

With 42.073k verified reviews, Wi-Fi & SIM cards Seoul boast an average rating of 4.6.

This week's most popular Wi-Fi & SIM cards: "Global (66 countries) | 4G/5G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code", with 14.631k reviews and a 4.4 rating.

The next available day tour departs on February 11, 2026. Book now to secure your spot!

Seoul Wi-Fi & SIM cards usually take about 1 hours — perfect for a relaxed, immersive experience!

February is the perfect time to visit Seoul! Choose from Wi-Fi & SIM cards available day tours, including seasonal favorites like Global (66 countries) | 4G/5G eSIM | Total Package | 1-7 days | 24H Billing | Real-Name Auth Required (Hong Kong & Taiwan) | QR code.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

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29 results for Seoul Wi-Fi & SIM cards

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Reviews/Trip Moments

Reviews: South Korea 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code
Guest User2026-02-09
Great value and easy to install. I've had no problems. I now always use trip.com for eSIM cards.
Reviews: South Korea | 5G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code
Guest User2026-02-09
It's very convenient and affordable. You can order it on your computer and scan the QR code to pre-download it to your phone. There's no need for complicated SIM card returns and resets. After boarding the plane, select your E-SIM account for your phone's network and deactivate your original account. Once you arrive in your destination country, remember to select mobile data first, then activate roaming. That's it!
Reviews: South Korea SKT eSIM | Unlimited Data + 010 phone number | 1-90 days | 24-hour billing | QR code
Guest User2026-02-10
I definitely would recommend buying this if you don't care about having a functioning phone number. It was nice and I got the chance to use data exclusively despite wifi being everywhere in Seoul and Busan!
Reviews: South Korea SKT | 4G eSIM | Day Pass | Unlimited data + 010 phone number | 24H Billing | 1-90 days | QR code
Guest User2026-01-26
The SIM card worked perfectly from the moment I inserted it. Fast and stable internet, good coverage both in cities and during trips. I had no issues with connection or speed, even when using maps, social media, and video calls. Very easy to activate, no additional setup required. Definitely recommend for travelers visiting Korea.
Reviews: [Free T-money | Korea SIM Card] SKT 4G/LTE High-Speed ​​Data + Call SIM Card + Daiso e-coupon Giveway (Available at Korea Airport/Seoul)
Guest User2026-02-03
Very convenient. I picked up a SIM card at the counter at Gimpo and they gave me free T-money. The SIM card activated automatically; I didn't have to do anything.
Reviews: [South Korea] SKT Native Card|unlimited data|Includes local number|3–90 days|4G SIM cards|Pick up at South Korea airport
Guest User2026-01-25
Using the SKT SIM card in South Korea during this trip was a very stable experience overall. The network connection was fast, and I hardly encountered any disconnections or lag in the city, subway, or major tourist attractions. Navigation, researching information, and uploading photos were all smooth, and it handled everyday use without much difficulty. The installation and activation process was intuitive; simply follow the instructions. It's very user-friendly for travelers. Hotspot sharing worked normally during actual use, which is convenient for those who need to connect multiple devices. The only thing to note is that different plans have different restrictions on call and SMS functions. If you need to receive verification codes or make calls, it's recommended to check the plan details beforehand.
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