Guide to traveling in Seoul, South Korea l How to apply for the 2025 electronic entry card | Introduction to transportation, self-driving tours, and attractions
Since the beginning of this year, South Korea has successively implemented several new entry measures, such as the K-ETA electronic travel authorization requirement, the e-Arrival card electronic entry declaration, and new regulations on power banks. What impact do these have on Hong Kong residents traveling to Korea? And what preparations should Hong Kong travelers make before departure? This article quickly and reliably explains the relevant new regulations, provides a tutorial on applying for the electronic arrival card, and introduces Seoul transportation cards and popular attractions.
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Seoul Free Travel|K-ETA Visa
Hong Kong residents traveling to South Korea do not need to apply for a visa if their stay does not exceed 90 days. The previously required electronic travel authorization K-ETA application deadline has been extended by the Korean Ministry of Justice to December 31, 2025.
Seoul Free Travel|e-Arrival Card Electronic Entry
Since February this year, the online declaration system (e-Arrival card) has been implemented, allowing travelers to fill out an electronic arrival card replacing the traditional handwritten form. Travelers must submit the electronic arrival card online 3 days before departure. There is no need to show the application screen upon entry, which is very convenient. Travelers with SeS automatic clearance are exempt from submitting the electronic arrival card.
Application Steps
Step 1: Visit the official e-Arrival card website and select the "e-Arrival card Individual" section
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Step 2: After agreeing to the terms, enter your email address (Note: Gmail is currently not supported)

Step 3: Upload your passport for automatic personal data input, or enter manually

Step 4: Enter relevant flight information such as flight number, arrival date, and purpose of entry

Step 5: After completing the input, click submit to finish. You can capture or download the confirmation screen for reference upon entry
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Seoul Free Travel|Q Code Health Declaration
Since September last year, South Korea has relaxed the Q Code health declaration procedure. Basically, travelers from most countries and regions no longer need to fill out the Q Code health declaration upon entry. However, if you have visited areas designated by Korea as special quarantine management within 21 days before entry (see table below), you must fill out the Q Code health declaration.
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Special Quarantine Management Areas |
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Asia |
Cambodia, China (Guangdong Province, Guangxi Zhuang Autonomous Region, Sichuan Province, Jiangxi Province, Zhejiang Province, Fujian Province, Hunan Province) |
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Middle East |
Lebanon, Bahrain, Saudi Arabia, Syria, United Arab Emirates, Yemen, Oman, Jordan, Iraq, Iran, Israel, Qatar, Kuwait |
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Africa |
Madagascar, Democratic Republic of the Congo |
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Americas |
USA (Minnesota, Michigan, Washington, California, Colorado, Pennsylvania), Mexico |
Seoul Free Travel|Transportation Cards, Self-driving

The mainstream transportation cards in Seoul currently include T-money, Cashbee, and WOWPASS, each with its own features:
T-money: Applicable on transportation across Korea such as subway, bus, and taxi, and can be used for small payments in stores. It offers a 100 KRW discount per subway or bus ride. Top-ups can be done at subway stations and convenience stores.
...Cashbee: Similar functions to T-money, also usable on public transport and for small payments. Previously more popular in southern cities like Busan, it has recently been promoted actively in Seoul, making its usage comparable to T-money.
WOWPASS: A transportation card designed for foreign tourists, featuring the ability to top up directly with foreign currencies (e.g., HKD, USD, JPY). It serves as a prepaid cash and transport card, mainly usable in tourist areas, with an app to manage balance and transaction records.
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Card Type |
T-Money |
Cashbee |
WOWPASS |
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Target Users |
Anyone |
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Anyone |
Foreign Tourists |
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New Card Price |
2,000 - 4,000 KRW |
2,500 - 4,000 KRW |
5,000 KRW |
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Stored Currency |
Korean Won |
Korean Won |
Korean Won and major foreign currencies (HKD, USD, JPY, etc.) |
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Main Functions |
Transport card, small payments |
Transport card, small payments |
Transport card, small payments, foreign currency top-up |
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Purchase Locations |
Convenience stores, subway stations |
Convenience stores, subway |
WOWPASS vending machines |
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Popularity |
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Highest |
High |
Lower (mainly in tourist areas) |
For self-driving, since Google Maps does not work properly in Korea, it is recommended to download other map apps such as KakaoMap or Naver Map. It is best to save your intended destinations in the map app beforehand to avoid navigation issues without internet access.
Seoul Free Travel|Attractions Introduction
...Seoul covers an area of 600 square kilometers, nearly half the size of Hong Kong. Many districts are popular with tourists, such as Hongdae, Dongdaemun, and Myeongdong. Each area has its own characteristics, so when choosing accommodation, you can select based on your travel purpose to reduce travel time.
Myeongdong: A very lively shopping district with numerous shops, including various Korean fashion brands, cosmetics, and duty-free stores. There are many restaurants and it is a transportation hub, making it convenient to reach other areas.
Hongdae: Near Hongik University, attracting many stores catering to young people, gradually becoming a youth culture center. Streets like Hongik-ro and Red Road have many trendy clothing and popular eateries. Nightclubs in the area attract many young people at night.
Gangnam: A high-end district in Seoul with many internationally renowned brands establishing flagship stores. It also has many upscale restaurants and scenic cafes suitable for social media photos.
Dongdaemun: Home to many fashion wholesale and retail markets, open until late at night, suitable for night shopping. The DDP Design Plaza is worth visiting, combining a cultural center, art hall, and design lab. There is also the Lotte Shopping Center for shoppers.
Insadong: Located in Jongno District, Seoul, this old street is full of traditional Korean cultural atmosphere, with galleries, traditional craft shops, antique shops, traditional tea houses, and restaurants lined up.
Seoul Free Travel|New Power Bank Regulations
Starting March 1, 2025, the Korean government implemented new regulations on carrying power banks (external chargers) on board.
...The new regulations build on the original rule (which prohibits placing power banks in checked luggage but allows carrying them on board) by adding stricter limits on capacity and quantity, as well as storage rules.
Under the new rules, power banks under 100Wh (e.g., 10,000mAh & 3.7V ≈ 37Wh, 20,000mAh & 3.7V ≈ 74Wh) can be carried up to 5 units. Those needing to carry more must get airline approval at check-in, and approved power banks will be labeled with a sticker for security checks.
Inside the cabin, to prevent the power bank's terminals from contacting metal, insulation tape or protective caps must be applied, and the power bank placed in a transparent zip-lock bag or protective pouch. Power banks can be carried on person or stored in the seat pocket in front. Even approved power banks are prohibited from being placed in overhead bins. Charging power banks in the cabin is not allowed. If a power bank overheats or swells, notify the flight attendant immediately.
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Power Bank Carrying Regulations |
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Battery Capacity |
Quantity |
Carrying Conditions |
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Airline Approval |
Approval Sticker |
Insulation Tape / Protective Cap |
Storage Location |
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Under 100Wh |
1-5 units |
Not required |
Not required |
Required |
Carry on person or place in seat pocket |
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6 or more units |
Required |
Required |
Required |
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100Wh - 160Wh |
1-2 units |
Required |
Required |
Required |
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3 or more units |
Prohibited |
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Over 160Wh |
Any quantity |
Prohibited |
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Frequently Asked Questions
Do Hong Kong residents need a visa to travel to Korea?
Hong Kong residents traveling to South Korea do not need to apply for a visa if their stay does not exceed 90 days. The previously required electronic travel authorization K-ETA application deadline has been extended by the Korean Ministry of Justice to December 31, 2025.
How to declare the e-Arrival card online when traveling to Korea?
Since February this year, Korea has implemented the online declaration system (e-Arrival card), allowing travelers to fill out an electronic arrival card replacing the traditional handwritten form. Travelers must submit the electronic arrival card on the official website 3 days before departure, and there is no need to show the application screen upon entry.

