Seoul’s Line 2, the green circular subway line, is like a sightseeing loop around the city.
It connects major neighborhoods — from Gangnam and Hongdae to Dongdaemun and Jamsil — making it the perfect one-day itinerary for travelers who want to see it all without transfers.
Here’s how to explore Seoul in one day by subway — stop by stop, café by café, and view by view.
1. Start at Hongik Univ. Station (홍대입구역) — Youth, Art, and Street Life
Your journey begins in the energetic Hongdae area, known for indie music, street art, and stylish cafés.
Grab brunch or coffee before exploring the vibrant streets filled with clothing shops and buskers.
💡 Must-do: Visit Gyeongui Line Forest Park and KT&G Sangsangmadang art space.
☕ Café pick: Thanks, Oat or 943 King’s Cross Café.
📍 Exit 9 — the main gate to Hongdae culture.
2. Ewha Womans Univ. Station (이대역) — Shopping for Trendsetters
Just a few minutes away, Ewha offers affordable fashion and beauty shops catering to students.
The curved campus architecture by Dominique Perrault is a hidden photo spot too.
💡 Try: Local street snacks like hotteok or corn dogs.
📍 Exit 2 or 3 — Ewha shopping street.
3. City Hall Station (시청역) — Culture Meets History
Head downtown to explore the heart of Seoul.
From here, you can walk to Deoksugung Palace, Seoul Plaza, and the Cheonggyecheon Stream.
💡 Don’t miss: The changing of the royal guard at Deoksugung (11 AM & 2 PM).
☕ Nearby Café: Deoksugung Dabang, a retro-style coffee shop with vintage vibes.
📍 Exit 2 — 5-min walk to Deoksugung Palace.
4. Dongdaemun History & Culture Park (동대문역사문화공원역) — Shopping & Architecture
This stop combines fashion, history, and design in one.
Visit the futuristic DDP (Dongdaemun Design Plaza) — a Zaha Hadid masterpiece that glows beautifully at night.
You’ll also find street markets open late into the night.
💡 Best photo spot: DDP’s LED rose garden (evenings).
📍 Exit 1 — leads straight to DDP.
5. Gangnam Station (강남역) — Trendy & Dynamic Seoul
No Seoul trip is complete without a stop in Gangnam.
Walk the wide shopping streets, visit beauty stores, and try local favorites like Samgyeopsal BBQ or Bingsu for dessert.
💡 Spot: K-Star Road and SMTOWN Artium nearby.
☕ Café pick: C.Through Café (for “cream art coffee”).
📍 Exit 10 or 11
6. Samseong Station (삼성역) — COEX Mall & Starfield Library
Connected to Gangnam, COEX Mall is one of Asia’s largest underground malls.
The Starfield Library here is Instagram-famous — its 13-meter-high bookshelves make a perfect photo backdrop.
💡 Extra: Visit Bongeunsa Temple across the street for a quiet moment amid the city.
📍 Exit 5 or 6
7. Jamsil Station (잠실역) — Lotte World Adventure & Tower
End your day at Jamsil, where you’ll find both Lotte World, an indoor amusement park,
and Lotte World Tower, Korea’s tallest building.
Finish your trip with a night view from the Seoul Sky Observatory on the 123rd floor!
💡 Tip: If you still have time, walk along Seokchon Lake for a peaceful night stroll.
📍 Exit 2 or 3
8. Bonus Stop: Seongsu (성수역) — Seoul’s Hipster Paradise
If you still have energy, stop by Seongsu, known for its renovated warehouses and minimalist cafés.
This area represents the new face of Seoul’s creative culture.
☕ Don’t miss: Cafe Onion Seongsu and Daelim Changgo Gallery Café.
📍 Exit 4
How to Use Line 2 Like a Local
- T-Money Card: Get one at any convenience store; tap in/out on trains and buses.
- Subway Apps: Use “KakaoMetro” or “Subway Korea” for real-time navigation.
- Operating Hours: 5:30 AM – Midnight.
- Pro Tip: Trains run clockwise and counterclockwise — check direction before boarding!
A Day Around Seoul — the Easy Way
Line 2 isn’t just transportation — it’s a journey through Seoul’s lifestyle.
From artsy alleys to modern skyscrapers, every stop reveals a different side of the city.
Hop on, hop off, and let Seoul’s green line show you its best sights in one day.KR✨
Created by Visit Korea Tips — Your local guide to traveling Korea.