Daily Sweat lists 11 gyms in El Salvador where you can train on a day pass, across 1 city. A single visit typically costs around 5.75 USD, ranging from 2.00 USD to 11.50 USD. 7 sell passes at the front desk. 2 also offer a weekly pass for longer stays. Chains with walk-in passes include Smart Fit (4 branches).
Cheapest day pass by city:San Salvador from 2.00 USD
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”.