Bike Trails in Metro Manila

1. Intramuros (Manila)

Operating hours: Open 24/7 but attractions like Fort Santiago and Casa Manila have their own schedules. Check Intramuros official page for details. 
Entrance fee: None (except for attractions)
Reservation or Pre-Booking: Not required
Bike rental: Available (Bamboo Bike rent and tour)

2. Mall of Asia (MOA) Seaside Loop (Pasay)

Operating hours: Open 24/7
Entrance fee: None
Reservation or Pre-Booking: Not Required 
Bike rental: Bring your own or rent brand new bikes at Bike My Way along SM by the Bay

3. University of the Philippines Diliman (Quezon City)

Operating hours: Open 24/7 except for academic oval which is closed to motorized traffic on Sundays
Entrance fee: None
Reservation or Pre-Booking: Not Required 
Bike rental: Bring your own or rent a bike at select stations of UP Bike Share (exclusive for UPD students only)

4. Marikina River Park (Marikina)

Operating hours: Open 24/7
Entrance fee: None
Reservation or Pre-Booking: Not Required 
Bike rental: Bring your own or rent a bike at PHP30 per hour

5. La Mesa Nature Reserve (Quezon City)

Operating hours: Open daily from 6AM - 5PM
Entrance fee: PHP1,000 for 5 pax and an additional PHP200 per head for groups of more than 5 to 10 pax
Reservation or Pre-Booking: Walk-ins are not accepted. Call (02) 8938 2540 or text +63 928 259-8944 to make reservations two to three days before your trip.
Bike rental: Available for PHP80 per hour. You can also bring your own bike.

6. C-6 Bike Lane (Taguig)

Operating hours: Open 24/7
Entrance fee: None
Reservation or Pre-Booking: Not Required
Bike rental: Bring your own bike

7. Bonifacio Global City or BGC (Taguig) 

Operating hours: McKinley Parkway by Sundial Park (Daily) and De Jesus Oval & 31st Street (Weekends)
Entrance fee: None
Reservation or Pre-Booking: Not Required 
Bike rental: Bring your own bike or scooters. You can also rent at Moovr.PH hub at designated spots in BGC. Rates start at PHP20 for bikes and PHP50 for e-scooters every 20 minutes.

8. . Filinvest Alabang Bike Trail (Muntinlupa)

Operating hours: Open 24/7
Entrance fee: None
Reservation or Pre-Booking: Not Required 
Bike rental: Bring your own bike

9. Heroes Bike Trail (Taguig) 

Operating hours: Temporarily closed until further notice
Entrance fee: PHP50 per head
Reservation or Pre-Booking: Not Required 
Bike rental: Bring your own bike