ONT

Ontario Intl

Ontario, CA

Quick Location Summary

  • Terminal 2: Indoor "Barking Lot" near Gate 210 (Post-Security)
  • Terminal 4: Indoor "Barking Lot" near Gate 410 (Post-Security)
  • Outdoor Areas: Located at the far ends of both terminal buildings (Pre-Security)

Post-Security (Airside)

Terminal 2

Ontario International Airport features an indoor pet relief area called the "Barking Lot" located near Gate 210. This service animal relief station is accessible after passing through security screening.

Terminal 4

Another indoor "Barking Lot" pet relief station is conveniently positioned near Gate 410, providing easy access for travelers with service animals or pets in the secure area of the terminal.

Pre-Security (Landside)

Outdoor Pet Relief Areas

Outdoor dog bathroom facilities are located at the far ends of both terminal buildings. These areas are accessible before security and provide an alternative for travelers who haven't yet entered the secure area or are arriving at the airport.

Amenities & Access

  • Multiple Locations: Ontario Airport offers both indoor and outdoor options for pet relief.
  • Airside Access: The "Barking Lot" locations allow travelers to access pet relief areas without leaving the secure zone.
  • Service Animals: All pet relief areas accommodate service animals and emotional support animals traveling through the airport.
Last reviewed: June 2026