Top picks for Busan Wi-Fi & SIM cards

Discover 28 Wi-Fi & SIM cards in Busan on Trip.com, updated January 23, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From AUD 0.14 per person, with an average total of AUD 3.89. Choose the option that suits your plan.

With 38.939k verified reviews, Wi-Fi & SIM cards Busan 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 13.33k reviews and a 4.4 rating.

The next available day tour departs on January 24, 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 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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Reviews/Trip Moments

Reviews: South Korea 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code
_TIHK******ggrtyt2026-01-20
Affordable price. Signal was good and strong. Sometimes signal cut out but not for a long period of time.
Reviews: South Korea | 5G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code
_TIRU******uf96hs2026-01-20
Everything worked fine. TikTok and Maps were a bit slow at times, but overall the signal was stable throughout the city. I got 20GB for 5 days and only used 9GB, using it constantly. It connects extremely quickly and easily, I highly recommend it.
Reviews: Asia 9 Destinations 5G eSIM | Japan, Thailand, Vietnam, Indonesia, Korea & More | 1–30 Days | Instant QR
_TSAU******rp9ot2026-01-11
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 SKT | 4G eSIM | Day Pass | Unlimited data + 010 phone number | 24H Billing | 1-90 days | QR code
2nomazi2026-01-20
The eSIM worked perfectly throughout our trip. It was easy to activate, had a stable connection, and we never had any issues with speed or coverage. A very reliable option — highly recommended.
Reviews: South Korea 5G eSIM | Dual Network Coverage | ChatGPT | 1–30 Days | Instant QR
Anonymous user2026-01-17
I was able to use PayPay even in Korea! Amazing! ⭐︎I installed it according to the instructions after arriving at the airport. I couldn't connect properly, so I contacted customer service through the app and they told me that data roaming wasn't turned on. I quickly turned data roaming on in the settings and it started working again! Customer service lists various ways to contact you, such as email and LINE, but LINE wasn't working, so I think it's best to contact customer service through the app. It was resolved in 2-3 minutes! It's definitely best to resolve this while connected to the airport's Wi-Fi.◎ I went to Myeongdong and there were no problems with the signal. There are very few eSIMs in Korea that accept PayPay. I recommend this!
Reviews: Asia & Oceania 4G/5G eSIM | Daily/Total Data Package | 1–30 Days | 24-Hour Billing | QR Code
_TIPH******lgi2cs2026-01-21
Very good and high speed internet..you can top up anytime.this esip is a world class application for esim
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