Skip to main content
Shop travel
Shop travel
Shop travel
Stays
Stays
Flights
Flights
Cars
Cars
Vacation Packages
Vacation Packages
Things to do
Things to do
Cruises
Cruises
Support
My Trips
Login
Members can access discounts and special features
Login
Create a free account
AARP Member Savings
AARP.org
Join
Renew
Expedia-AARP.com
Flights from Philadelphia Intl. Airport to Ontario Intl. Airport Airport
Flights to Los Angeles
California
United States of America
North America
Flights
Expedia-AARP.com
Flights from Philadelphia Intl. Airport to Ontario Intl. Airport Airport
Find the Best Flight Prices With The AARP Travel Center
Packages
Flights
Roundtrip
One-way
Multi-city
1 traveler
Travelers
Adults
Decrease adults
Increase adults
Children
Ages 2 to 17
Decrease children
Increase children
Infants
Younger than 2
Decrease infants
Increase infants
Done
Economy
Economy
Premium economy
Business class
First class
Flight 1
Leaving from
Going to
Departing
Flight 2
Leaving from
Going to
Departing
Add another flight
Search
Show map
Popular Flights from Philadelphia Intl. Airport
Philadelphia to Chicago (PHL - ORD)
Philadelphia to Nassau (PHL - NAS)
Philadelphia to Miami (PHL - MIA)
Philadelphia to Naha (PHL - OKA)
Philadelphia to Prague (PHL - PRG)
Philadelphia to Fort Lauderdale (PHL - FLL)
Philadelphia to Myrtle Beach (PHL - MYR)
Philadelphia to Spokane (PHL - GEG)
Philadelphia to Salt Lake City (PHL - SLC)
Philadelphia to Minneapolis (PHL - MSP)
Philadelphia to New York (PHL - JFK)
Philadelphia to Montego Bay (PHL - MBJ)
Philadelphia to Cincinnati (PHL - CVG)
Philadelphia to Asheville (PHL - AVL)
Philadelphia to Fort Myers (PHL - RSW)
Philadelphia to Cleveland (PHL - CLE)
Philadelphia to Austin (PHL - AUS)
Philadelphia to San Salvador (PHL - SAL)
Philadelphia to Las Vegas (PHL - LAS)
Philadelphia to San Juan (PHL - SJU)
Top Flight Routes to Ontario Intl. Airport
DCA to ONT
MIA to ONT
TPA to ONT
PDX to ONT
DTW to ONT
CLT to ONT
DEN to ONT
SEA to ONT
IAH to ONT
BUF to ONT
Popular Destinations
Flights to Los Angeles
Flights to Anaheim
Flights to Irvine
Flights to Ontario
Flights to Pasadena
Flights to Garden Grove
Flights to Santa Ana
Flights to Costa Mesa
Flights to Riverside
Flights to Buena Park
Plan Your Trip
Flights to Los Angeles
Los Angeles Hotels
Los Angeles Car Rentals
Los Angeles Vacations
8e5c815b-018a-4531-9047-3d32e1e64ddd
bf9eab3a-d53e-4eb9-825d-ddbf019db94f
