One hotel per budget, picked for its gym, not its lobby. Size, equipment, opening hours and extras, with sources.
Checked: 2026-11-02
Best gym in the city: Grand Hyatt Seoul. 24-hour gym with over 20 cardio and 20 strength machines inside a club with tennis and squash courts.
LuxuryBest gym in the city
Hotel photo: Booking.com
Grand Hyatt Seoul
★★★★★ · Yongsan
24-hour gym in The Club Olympus with more than 20 cardio and 20 strength machines, mostly Life Fitness, plus sauna, three tennis and two squash courts. HotelGyms rates it 3 of 5 and calls it somewhat compact.
Hours
Open 24 hours
Equipment
More than 20 cardio machines · More than 20 strength machines · Free weights · Mostly Life Fitness
Extras
The Club Olympus · Sauna · 3 tennis courts · 2 squash courts · Pools · Spa
How we choose. We look only at the gym: size, free weights and machines, opening hours, extras like a pool or sauna, and what guests say about it. Categories follow the official star rating. Every fact comes from a public source listed under each hotel. Links to Booking.com are affiliate links: if you book, we may earn a commission at no cost to you.