Daily Sweat lists 5 gyms in Guernsey where you can train on a day pass, across 1 city. A single visit typically costs around 28.00 GBP, ranging from 20.00 GBP to 32.00 GBP. 5 sell passes at the front desk. 3 also offer a weekly pass for longer stays. Chains with walk-in passes include Anytime Fitness (1 branch).
Cheapest day pass by city:St Peter Port from 20.00 GBP
Keeping it accurate: prices come from gym websites and travellers who checked in; each listing shows when it was last verified. Spot a change? Every gym page has “Suggest an edit”.