Top picks for Seoul SIM card

Discover 29 SIM card in Seoul on Trip.com, updated 31 October 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From US$0.07 per person, with an average total of US$2.08. Choose the option that suits your plan.

With 49.218k verified reviews, SIM card Seoul boast an average rating of 4.6.

This week's most popular SIM card: "South Korea 5G eSIM | ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | QR Code", with 14.704k reviews and a 4.6 rating.

The next available day tour departs on 1 November 2026. Book now to secure your spot!

Seoul SIM card usually take about 1 hours — perfect for a relaxed, immersive experience!

October is the perfect time to visit Seoul! Choose from 29 available day tours, including seasonal favorites like South Korea 5G eSIM | ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 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 SIM card

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Reviews/Trip Moments

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Reviews: South Korea 5G eSIM | ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | QR Code
Guest User2026-10-31
On the last day of this trip, I tried out this 24-hour eSIM network to see how well it worked. It was better than I expected. Connecting directly through the app was incredibly convenient; I didn't even need to manually enter any information or QR codes. It worked flawlessly and quickly throughout Busan. I'll definitely consider using it again next time.
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Reviews: South Korea 5G eSIM | Supports Google Maps / ChatGPT | Daily/Total Data Plans | 24-Hour Billing | 1–30 Days | QR Code
Guest User2026-10-31
Ordered two of the same plan.  One to give my 16 yo to use, and scanned to his phone by QR scan.  Mine was directly loaded from the App.  Easy to use, good signals everywhere and very CHEAP!  so affordable.
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Reviews: South Korea SKT 5G/4G native eSIM | calls + SMS | 010 phone number | 24 hr billing | QR code
Guest User2026-09-07
I used this service for a 3-night, 4-day trip to South Korea. It was my first time in Korea, but it was incredibly convenient, and I had no problems with internet access during my trip. I didn't use the phone function, but having a phone number associated with it gave me peace of mind in case of any issues. I would definitely use it again when I go to Korea.
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Reviews: [South Korea] LG U+ combo card | 4G/5G SIM card + Tmoney transit card (from 3 days) | 1-90 days | Pick up at Incheon, Gimpo, Gimhae airports
Guest User2026-06-27
Picking up the phone at the airport is very convenient. Staff will help you insert the SIM card and provide a transparent card holder (for the SIM card ejector tool and T-Money). Just take a number from the machine at the counter and wait to be called. The staff speaks Chinese. The signal at Goyang Stadium was exceptionally strong before entering; I was the only one who could get my phone working, as many fans around me couldn't open their apps. However, the signal weakened after entering, and completely disappeared after the show started. The signal was strong again when leaving; as long as you left your seat (without leaving the venue), you could connect to the internet. I recommend getting this service if you're going to a large venue for a concert.
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Reviews: South Korea SKT eSIM | 5G or 4G 100GB Data | Voice & Texts | ChatGPT Full Access | QR code
Guest User2026-09-28
My experience ordering a Korean eSIM from Trip.com was fantastic! I received the QR code quickly after ordering, and the setup was incredibly simple – just scan the code and it was done in seconds. As soon as I landed in Korea, I was connected to the signal immediately, and the 5G speed was fast and stable throughout. Whether checking maps, posting on Instagram, or checking in, everything was smooth and lag-free, eliminating the hassle of switching to a physical SIM card. The price was great, and the service was flexible; I'll definitely buy it again next time I travel abroad!
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Reviews: 5G/4G eSIM in 8 Asian countries | Multi-network support, supports ChatGPT & Google Maps | 500MB/day - 50GB total | 1-30 days | 24-hour billing | QR code
Guest User2026-10-30
I got an iSIM for just 800 rubles for about 15 days across several countries. It works great everywhere. Very convenient.