Top picks for Busan Wi-Fi & SIM cards

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

From TRY 4.00 per person, with an average total of TRY 131.52. Choose the option that suits your plan.

With 23.796k verified reviews, Wi-Fi & SIM cards Busan boast an average rating of 4.4.

This week's most popular Wi-Fi & SIM cards: "South Korea 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code", with 6.557k reviews and a 4.6 rating.

The next available day tour departs on January 30, 2026. Book now to secure your spot!

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

January is the perfect time to visit Busan! Choose from Wi-Fi & SIM cards available day tours, including seasonal favorites like South Korea 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | 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 Busan 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 User2026-01-28
Signal was very strong throughout the entire trip in Seoul. There are a lot of free wifi spots in Seoul (such as buses, train stations), so 2GB/day was plenty for us.
Reviews: South Korea | 5G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code
Guest User2026-01-27
I always use this eSIM, which is the cheapest. The QR code is sent immediately via email, and it's very easy to use. The signal is good in Korea, but the only inconvenience is that I can't view photos on Naver Maps. While this may not be the eSIM's fault, I can view photos when I connect to public Wi-Fi in Korea.
Reviews: Asia 9 Destinations 5G eSIM | Japan, Thailand, Vietnam, Indonesia, Korea & More | 1–30 Days | Instant QR
Guest User2026-01-11
I used this in KL, Bangkok and Shanghai. Overall the signal was ok. Sometimes we do get a drop out but it’s not often. We managed to use all social media platforms with this eSIM at Shanghai. Only thing is if you want to hail a ride you’ll need a number for it in china.
Reviews: South Korea 5G eSIM | Dual Network Coverage | ChatGPT | 1–30 Days | Instant QR
Guest User2026-01-28
First time using eSIM, so the initial installation asked customer service 10 points friendly quickly answered the question! It turns out that installation 10 points easy, after installation to the local open roaming to use, more convenient than the previous SIM card replacement, stable and fast connection, good coverage of the place will not be received, GB number is enough! Will repurchase again next time!
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.
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!
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