$84 Cheap Flights from Philadelphia (PHL) to Ontario (ONT)

Bundle Your Flight + Hotel & Save!

Cheap Flights from Philadelphia Intl. to Los Angeles - Ontario Intl.

Prices were available within the past 7 days and starts at $84 for one-way flights and $163 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Flight from Philadelphia to Ontario route information
Origin AirportPhiladelphia Intl.
Destination AirportLos Angeles - Ontario Intl.
Airlines ServingAlaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, United
Flight Price$162
Distance2349 mi

Philadelphia to Ontario Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Philadelphia to Ontario offer the perfect respite. Not only does exploring Ontario provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Philadelphia to Ontario may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Ontario are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Ontario more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Ontario is $84 now!

Frequently asked questions

How much is a flight from Philadelphia Airport to Ontario Airport?
Round-trip tickets from PHL to Los Angeles - Ontario Intl. Airport (ONT) start from $163. This figure is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Philadelphia Airport to Los Angeles - Ontario Intl. Airport (ONT)?
Most flights can be canceled online, but each airline has different terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from PHL to Los Angeles - Ontario Intl. Airport (ONT) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for PHL to Los Angeles - Ontario Intl. Airport (ONT) flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from Philadelphia Airport to Ontario Airport?
The average flight time between Philadelphia Airport (PHL) and Los Angeles - Ontario Intl. Airport (ONT) (ONT) is 7 hours and 4 minutes. If you get peckish on longer flights, pack some healthy snacks in your carry-on baggage.
How far is the flight from PHL to ONT?
Around 2362 mi separates Philadelphia and Ontario, so pack some entertainment to keep you occupied for a few hours. That gripping novel you haven’t started will be just the ticket.
Which airlines fly direct from Philadelphia Intl. Airport (PHL) to ONT?
You won’t find any airlines flying directly between PHL and ONT, so be ready to make at least one stop on your journey. A layover can be a nice way to break up a trip!
Are Philadelphia Airport to ONT flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so it’s no sure thing. While last-minute deals between PHL and Los Angeles - Ontario Intl. Airport (ONT) are of course possible, it also makes sense to keep an eye on prices well before you fly. In fact, some airlines publish their prices up to 12 months before the departure date. Expedia is continuously updating the best airfare bargains around, so check back often and be ready to pounce when fare prices drop.
Can I fly from Philadelphia Airport to Ontario Airport right now?
To see what travel restrictions and quarantine requirements are in place for different citizens flying from Philadelphia Intl. Airport (PHL) to Ontario Airport please visit our COVID 19 travel advisor portal link.
Ontario nearby Airports
Philadelphia nearby Airports

Trenton

Atlantic City