Photo by Ontario Convention & Visitors Bureau / Jon Edwards.

Popular airlines from Philadelphia International Airport (PHL) to Los Angeles - Ontario Intl. Airport (ONT)
- American Airlines
American Airlines
- Delta
Delta
- Southwest Airlines
Southwest Airlines
- Alaska Airlines
Alaska Airlines
- Frontier Airlines
Frontier Airlines
- United
United
- Hawaiian Airlines
Hawaiian Airlines
- Be in the knowGet alerts if flight prices drop or rise*
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Cheap Flights from Philadelphia (PHL) to Ontario (ONT)
Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, 20 Feb - Tue, 3 Mar
PHL
Philadelphia
ONT
Ontario
NZ$604 Return, found 4 days ago
NZ$604
Return
found 4 days ago

Tue, 10 Feb - Tue, 24 Feb
PHL
Philadelphia
ONT
Ontario
NZ$648 Return, found 4 days ago
NZ$648
Return
found 4 days ago

Fri, 20 Feb - Sat, 7 Mar
PHL
Philadelphia
ONT
Ontario
NZ$656 Return, found 4 days ago
NZ$656
Return
found 4 days ago

Fri, 20 Feb - Thu, 5 Mar
PHL
Philadelphia
ONT
Ontario
NZ$666 Return, found 4 days ago
NZ$666
Return
found 4 days ago

Sat, 14 Feb - Tue, 24 Feb
PHL
Philadelphia
ONT
Ontario
NZ$700 Return, found 4 days ago
NZ$700
Return
found 4 days ago

Mon, 16 Feb - Tue, 3 Mar
PHL
Philadelphia
ONT
Ontario
NZ$710 Return, found 4 days ago
NZ$710
Return
found 4 days ago

Sat, 14 Feb - Fri, 27 Feb
PHL
Philadelphia
ONT
Ontario
NZ$761 Return, found 4 days ago
NZ$761
Return
found 4 days ago

Thu, 12 Feb - Fri, 27 Feb
PHL
Philadelphia
ONT
Ontario
NZ$772 Return, found 4 days ago
NZ$772
Return
found 4 days ago

Mon, 11 May - Fri, 15 May
PHL
Philadelphia
ONT
Ontario
NZ$773 Return, found 4 days ago
NZ$773
Return
found 4 days ago

Thu, 14 May - Sat, 16 May
PHL
Philadelphia
ONT
Ontario
NZ$877 Return, found 4 days ago
NZ$877
Return
found 4 days ago

Fri, 8 May - Fri, 29 May
PHL
Philadelphia
ONT
Ontario
NZ$941 Return, found 4 days ago
NZ$941
Return
found 4 days ago

Mon, 11 May - Fri, 15 May
PHL
Philadelphia
ONT
Ontario
NZ$949 Return, found 4 days ago
NZ$949
Return
found 4 days ago

Mon, 11 May - Fri, 15 May
PHL
Philadelphia
ONT
Ontario
NZ$987 Return, found 4 days ago
NZ$987
Return
found 4 days ago

Mon, 11 May - Fri, 15 May
PHL
Philadelphia
ONT
Ontario
NZ$1,073 Return, found 4 days ago
NZ$1,073
Return
found 4 days ago

Mon, 11 May - Fri, 15 May
PHL
Philadelphia
ONT
Ontario
NZ$1,125 Return, found 4 days ago
NZ$1,125
Return
found 4 days ago

Mon, 11 May - Fri, 15 May
PHL
Philadelphia
ONT
Ontario
NZ$1,163 Return, found 4 days ago
NZ$1,163
Return
found 4 days ago

Mon, 11 May - Fri, 15 May
PHL
Philadelphia
ONT
Ontario
NZ$1,196 Return, found 4 days ago
NZ$1,196
Return
found 4 days ago

Mon, 11 May - Fri, 15 May
PHL
Philadelphia
ONT
Ontario
NZ$1,249 Return, found 4 days ago
NZ$1,249
Return
found 4 days ago

Mon, 11 May - Fri, 15 May
PHL
Philadelphia
ONT
Ontario
NZ$1,250 Return, found 4 days ago
NZ$1,250
Return
found 4 days ago
Travel information
Origin airport | Philadelphia Intl. |
|---|---|
Destination airport | Los Angeles - Ontario Intl. |
Return price | NZ$604 |
Distance | 3759 km |
Book with confidence
Perfect flights from Philadelphia to Ontario
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Philadelphia to Ontario. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
Our flexible Philadelphia Intl. to Los Angeles - Ontario Intl. ticket options cater to your travel preferences, with incredible one-way fares from NZ$474 and roundtrip prices from NZ$604. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Los Angeles - Ontario Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Ontario.
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