Top picks for Seoul Wi-Fi & SIM cards

Discover 30 Wi-Fi & SIM cards in Seoul on Trip.com, updated January 27, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From AUD 0.13 per person, with an average total of AUD 3.20. Choose the option that suits your plan.

With 37.173k 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 13.743k reviews and a 4.4 rating.

The next available day tour departs on January 28, 2026. Book now to secure your spot!

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

January is perfect for visiting Seoul! Choose from Wi-Fi & SIM cards available day tours, including seasonal hits 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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30 results for Seoul Wi-Fi & SIM cards

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Reviews/Trip Moments

Reviews: [South Korea] LG U+ Combo Card | Unlimited 4G/5G SIM + T-money Transportation Card (from 3 days) | 1–90 Days | Pickup at Incheon, Gimpo, Gimhae Airports
Guest User2025-11-25
I didn't use the call answering function, and I'm not sure if it's activated or not, but the internet speed is definitely fantastic. I'll definitely buy this again next time I go. The card pickup and installation at the airport are extremely convenient. Highly recommended! It's definitely worth buying; you get what you pay for. The counter is easy to find, and the staff's service is superb. Even though we speak different languages, they made sure you understood. The card is also great for taking the subway and buses; a quick swipe is super convenient and saves you from carrying multiple cards. I can use this again next time.
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: [South Korea] LG U+ 4G/5G eSIM + T-money Transportation Card | 1–90 Days | QR Code
Guest User2025-06-27
Last time trip.com there was a buy-one-get-one-get-one activity, so I bought a network card with my friends. Although this is the first time I use LG+esim, it is easy to open QR code before entering. When the signal is unblocked when arriving at the airport, you can go to the SK service desk and counter staff to collect free T money card. No need to buy empty card storage value, then you can go directly to the opposite airport MRT to take a ride to the city
Reviews: South Korea 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code
Guest User2026-01-26
Great prices compared to other providers. I bought this for my upcoming trip and received the QR code immediately. Looking forward to testing the speed soon.
Reviews: [Free T-money] Korea KT 4G/LTE Unlimited Data SIM + 010 Phone number | Korea Airports Pick-Up
Guest User2026-01-22
I had a little trouble connecting to my Android carrier, SoftBank, and realized I couldn't use it after leaving the airport, so I called customer service, but they only spoke English and Korean. I need to make sure I can connect properly inside the airport. Once it was connected, it was great! I was grateful for the Innisfree set!
Reviews: South Korea SKT eSIM | Unlimited Data + 010 phone number | 1-90 days | 24-hour billing | QR code
Guest User2026-01-25
This is my second time visiting Korea. I also used this service on my previous visit. Unlimited data is something no other carrier offers, so it's very useful. However, the signal strength can be poor from 2:00 PM to 4:00 PM, but as long as you can tolerate that, it's an eSIM that works without any issues.
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