Oahu, the most developed Hawaiian island, has many scenic hikes ranging from valley to ocean views. Hiking is a great way to explore other islands in Hawaii (Big Island, Kauai, or Maui) as well.

Oahu has a great bus system! Depending on where you plan to go, you might not even need to rent a car.

Oahu Hikes
Hiking topographic map & route descriptons for the Honolulu Mauka Trail System, which includes: Tantalus-Arboretum (0.25 miles), Kanealole Trail (0.7 miles), Maunalaha Trail (0.7 miles), Nahuina Trail (0.75 miles), Makiki Valley Trail (1.1 mile), Ualakaa Trail (0.5 miles), Moleka Trail (0.75 miles), Manoa Cliff Trial (3.4 miles), Puu Ohia Trail (0.75 miles), Pauoa Flats Trail (0.75 miles), Nuuanu Trail (1.5 miles), Judd Trail (0.75 miles), Aihualama Trail (1.3 miles), Manoa Falls Trail (0.8 miles), Kolowalu Trail (1.0 miles), Waahila Trail (2.4 miles), Puu Pia Trail (0.75 miles),

Hiking topographic map & route descriptions for the Hauula Trail System, which includes: Hauula Loop (2.5 miles), Maakua Gulch (3.0 miles) [Note: this trail is CLOSED], Maakua Ridge (2.5 miles)

Hiking topographic map & route descriptons for the Pupukea Area, which includes the Kaunala Trail (2.5 miles)

Hiking topographic map & route descriptons for the East Honolulu- Kuliouou Area, which includes the Hawaiiloa Ridge (2.0 miles), Kuliouou Valley (0.6 miles), Kuliouou Ridge (2.5 miles)

Hiking topographic map & route descriptons for the Kuaokala-Mokuleia Area, which includes the Kuaokala Trail (2.5 miles), Kuaokala Access Road (7.3 miles), Mokuleia Trail (2.0 miles), Kealia Trail (2.3 miles) [proceed with CAUTION: Rock Fall Warning], Mokuleia Access Road (3.5 miles)

Hiking topographic map & route descriptons for the Manana-Waimano Area , which includes the Mauana Trail (6.0 miles) and the Waimano Trail (7.2 miles)

Hiking topographic map & route descriptons for the Maunawili-Koolaupoko Trail Complex , which includes the Mauanawili Trail

Diamond Head trail 3/4 miles from crater to summit (Hawaii Nature Center - 955-0100) (view of west Oahu & Waikiki beach)
Manoa Falls trail (easy, short) Hawaii Nature Center - 955-0100)
Kanealole Trail (more diffiult) (Hawaii Nature Center - 955-0100)
Puu Ohia trail
Ualakaa Loop
Waimea Falls (admission charge)
Makapu'u Point (1 mile to lighthouse)
Keaiwa Heiau State Recreation Area - Aiea Loop Trail (4.8 miles) (State Dept. of Parks and Recreation - 587-0285)

Oahu Guided Hikes
Sierra Club of Oahu leads hikes on most weekends
The Hawaii Nature Center also leads hikes on most weekends. (Select the "Calendar of Events"on the menu)
The Hawaii Audubon Society occasionally offers bird-watching hikes.