Cafe Onion Seongsu
어니언 성수
서울 성동구 아차산로9길 8
- Line 2
- Seongsu Stn Exit 2 · 2 min walk
- Time here
- About 1 hour
- Price
- Under ₩12,000
- For visitors
- Check on site
The bakery cafe that started Seongsu's factory-cafe trend, inside a raw 1970s building.
- Hours
- Weekdays 08:00–22:00, weekends from about 10:00 (approx.) · Open every day
- Try
- Pandoro dusted with powdered sugar.
Watch on YouTube
Nearby (within 2 km) · To see
Nearby (within 2 km) · To eat & drink
Based on 3 sources · checked on Kakao Map 2026-09-28
- Seongsu-dong 2026 Guide - IVisitKorea · 2026-08
- Best Cafes in Seongsu-dong - Unnie's Picking · 2026-04
- 카카오맵 어니언 성수 · 2026-09
- Listed on Kakao Map