- Pacific Elaenia
- Pacific Parrotlet
- Pacific Pygmy Owl
- Paint-billed Crake
- Painted Parakeet
- Painted Tody-Flycatcher
- Pale-breasted Spinetail
- Pale-breasted Thrush
- Pale-eyed Thrush
- Pale-headed Brushfinch
- Pale-legged Hornero
- Pale-naped Brushfinch
- Pale-tipped Inezia
- Pale-vented Pigeon
- Pale-winged Starling
- Pale Chanting Goshawk
- Palm Tanager
- Paradise Jacamar
- Paradise Tanager
- Paramo Ground Tyrant
- Parasitic Jaeger
- Parrot-billed Seedeater
- Parrot Crossbill
- Pauraque
- Pavonine Cuckoo
- Pearl Kite
- Pearled Treerunner
- Pectoral Sandpiper
- Pectoral Sparrow
- Peregrine Falcon
- Peruvian Meadowlark
- Peruvian Pelican
- Peruvian Thick-knee
- Peruvian Tyrannulet
- Peruvian Warbling Antbird
- Pied Avocet
- Pied Crow
- Pied Kingfisher
- Pied Plover
- Pied Puffbird
- Pied Water Tyrant
- Pink-throated Becard
- Pinnated Bittern
- Piratic Flycatcher
- Plain-bellied Emerald
- Plain-breasted Ground Dove
- Plain-brown Woodcreeper
- Plain-colored Seedeater
- Plain-crested Elaenia
- Plain-crowned Spinetail
- Plain Antvireo
- Plain Xenops
- Plumbeous-backed Thrush
- Plumbeous Euphonia
- Plumbeous Kite
- Plumbeous Pigeon
- Plumbeous Seedeater
- Plumbeous Sierra Finch
- Plushcap
- Pompadour Cotinga
- Pririt Batis
- Purple-breasted Cotinga
- Purple-collared Woodstar
- Purple-throated Fruitcrow
- Purple-throated Sunangel
- Purple Gallinule
- Purple Honeycreeper
- Purple Roller
- Purplish Jacamar
- Pygmy Antwren
- Pygmy Falcon