Title: CA $208 Cheap Flights from Philadelphia (PHL) to Ontario (ONT) - Expedia.ca ![Ontario showing night scenes and street scenes](https://images.trvl-media.com/place/2680/6f6cbfd1-6188-4a75-9ba7-05d8edf0fb1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Ontario Convention & Visitors Bureau / Jon Edwards. ![](https://images.trvl-media.com/place/2680/6f6cbfd1-6188-4a75-9ba7-05d8edf0fb1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $208 Cheap Flights from Philadelphia (PHL) to Ontario (ONT) [View CA $208 flight on Sat, Feb 14, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:PHL,to:ONT,departure:14/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:207.60&airProductToken=AQpoCjEIwYIBEgM3NzgY71kgo7EBKLqUhQMwq5aFAzhCQABYAWoFQkFTSUNyCE83QVdaU0JaCjMIwYIBEgQzMDA2GKOxASCumwEo1JaFAzCfmIUDOEJAAVgBagVCQVNJQ3IITzdBV1pTQloSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Philadelphia International Airport (PHL) to Los Angeles - Ontario Intl. Airport (ONT) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:PHL,to:ONT,departure:24/12/2025TANYT&leg2=from:ONT,to:PHL,departure:31/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:PHL,to:ONT,departure:24/12/2025TANYT&leg2=from:ONT,to:PHL,departure:31/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:PHL,to:ONT,departure:24/12/2025TANYT&leg2=from:ONT,to:PHL,departure:31/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:PHL,to:ONT,departure:24/12/2025TANYT&leg2=from:ONT,to:PHL,departure:31/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:PHL,to:ONT,departure:24/12/2025TANYT&leg2=from:ONT,to:PHL,departure:31/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:PHL,to:ONT,departure:24/12/2025TANYT&leg2=from:ONT,to:PHL,departure:31/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Hawaiian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_HA.svg) Hawaiian Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:PHL,to:ONT,departure:24/12/2025TANYT&leg2=from:ONT,to:PHL,departure:31/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Philadelphia (PHL) to Ontario (ONT) Prices were available within the past 7 days and start at CA $208 for one-way flights and CA $509 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Feb 14 - Mon, Feb 16 PHL Philadelphia ONT Ontario CA $509 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:PHL,to:ONT,departure:14/02/2026TANYT&leg2=from:ONT,to:PHL,departure:16/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:508.70&airProductToken=AQppCjIIwYIBEgQzMDEyGO9ZIOKaASizlYUDMKmWhQM4QkAAWAFqBUJBU0lDcghPN0FXWlNCWgozCMGCARIEMTkyMBjimgEgrpsBKPmWhQMwyZmFAzhCQAFYAWoFQkFTSUNyCE83QVdaU0JaCmkKMwjBggESBDIyNzcYrpsBIKOxASifsYUDMMeyhQM4QkAAWAFqBUJBU0lDcghOV0FJWk5CWAoyCMGCARIEMzA1MRijsQEg71ko77KFAzCltIUDOEJAAVgBagVCQVNJQ3IITldBSVpOQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Feb 3 - Thu, Feb 12 PHL Philadelphia ONT Ontario CA $561 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:PHL,to:ONT,departure:03/02/2026TANYT&leg2=from:ONT,to:PHL,departure:12/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:560.20&airProductToken=AQpECiAIxJgBEgQyMDIzGO9ZIPISKNCVhAMwipiEAzhFQABYAQogCMSYARIDNDc1GPISIK6bASjRmIQDMMCZhAM4RUABWAEKRAogCMSYARIDNDc1GK6bASDyEiiW_4QDMIGAhQM4RUAAWAEKIAjEmAESBDIwNzUY8hIg71ko6ICFAzDegoUDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Mon, Feb 9 - Thu, Feb 12 PHL Philadelphia ONT Ontario CA $564 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:PHL,to:ONT,departure:09/02/2026TANYT&leg2=from:ONT,to:PHL,departure:12/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:563.40&airProductToken=AQpFCiAIxJgBEgQyODI5GO9ZIPISKMnehAMwg-GEAzhFQABYAQohCMSYARIEMTYxNBjyEiCumwEozOGEAzC-4oQDOEVAAVgBCkQKIAjEmAESAzQ3NRiumwEg8hIolv-EAzCBgIUDOEVAAFgBCiAIxJgBEgQyMDc1GPISIO9ZKOiAhQMw3oKFAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sun, Dec 21 - Wed, Dec 24 PHL Philadelphia ONT Ontario CA $598 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:PHL,to:ONT,departure:21/12/2025TANYT&leg2=from:ONT,to:PHL,departure:24/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:597.80&airProductToken=AQpFCiAIxJgBEgQyMDIyGO9ZIPISKJGsgAMwv66AAzhFQABYAQohCMSYARIEMTcxORjyEiCumwEog6-AAzD6r4ADOEVAAVgBCkUKIQjEmAESBDM3MzMYrpsBIPISKNvMgAMwzc2AAzhFQABYAQogCMSYARIEMjA3NRjyEiDvWSiPzoADMILQgAM4RUABWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Feb 14 - Mon, Feb 16 PHL Philadelphia ONT Ontario CA $604 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:PHL,to:ONT,departure:14/02/2026TANYT&leg2=from:ONT,to:PHL,departure:16/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:603.30&airProductToken=AQppCjIIwYIBEgQyMTAyGO9ZIO-5ASiHk4UDMNWVhQM4QkAAWAFqBUJBU0lDcghOV0FJWk5CWAozCMGCARIEMzEzORjvuQEgrpsBKM6WhQMwmpeFAzhCQAFYAWoFQkFTSUNyCE5XQUlaTkJYCmkKMwjBggESBDE5MjAYrpsBIOKaASifsYUDMKizhQM4QkAAWAFqBUJBU0lDcghOV0FJWk5CWAoyCMGCARIEMTgwORjimgEg71ko4LOFAzDLtIUDOEJAAVgBagVCQVNJQ3IITldBSVpOQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sat, Feb 14 - Mon, Feb 16 PHL Philadelphia ONT Ontario CA $633 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:PHL,to:ONT,departure:14/02/2026TANYT&leg2=from:ONT,to:PHL,departure:16/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:632.30&airProductToken=AQpuCjUIxJgBEgQyMjc5GO9ZIOBcKPOUhQMw_JWFAzhFQABYAWoJTUFJTkJBU0lDcghYQVdOQTBCUQo1CMSYARIDNzYxGOBcIK6bASiSl4UDMLGZhQM4RUABWAFqCU1BSU5CQVNJQ3IIWEFXTkEwQlEKbgo1CMSYARIDNzYxGK6bASDgXCi8sIUDMLSyhQM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFXTkEwQkMKNQjEmAESBDExMDAY4Fwg71korrOFAzCjtIUDOEVAAVgBaglNQUlOQkFTSUNyCFZBV05BMEJDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sun, Apr 19 - Mon, May 4 PHL Philadelphia ONT Ontario CA $639 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:PHL,to:ONT,departure:19/04/2026TANYT&leg2=from:ONT,to:PHL,departure:04/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:638.70&airProductToken=AQpECiAIxJgBEgQxMTUyGO9ZIOBcKOXgigMw5eGKAzhFQABYAQogCMSYARIDNjY1GOBcIK6bASiU4ooDMKzkigM4RUABWAEKRQohCMSYARIEMjg5MRiumwEg4Fwox5KMAzDFlIwDOEVAAFgBCiAIxJgBEgQyMTUzGOBcIO9ZKI2VjAMwh5aMAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Feb 14 - Mon, Feb 16 PHL Philadelphia ONT Ontario CA $648 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:PHL,to:ONT,departure:14/02/2026TANYT&leg2=from:ONT,to:PHL,departure:16/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:647.40&airProductToken=AQpnCjEIwYIBEgQzMDEyGO9ZIOKaASizlYUDMKmWhQM4T0AAWAFqBE1BSU5yCE83QVdaU00xCjIIwYIBEgQxOTIwGOKaASCumwEo-ZaFAzDJmYUDOE9AAVgBagRNQUlOcghPN0FXWlNNMQpnCjIIwYIBEgQyMjc3GK6bASCjsQEon7GFAzDHsoUDOE5AAFgBagRNQUlOcghOV0FJWk5NMwoxCMGCARIEMzA1MRijsQEg71ko77KFAzCltIUDOE5AAVgBagRNQUlOcghOV0FJWk5NMxIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Feb 14 - Mon, Feb 16 PHL Philadelphia ONT Ontario CA $649 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:PHL,to:ONT,departure:14/02/2026TANYT&leg2=from:ONT,to:PHL,departure:16/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:648.40&airProductToken=AQppCjIIwYIBEgQxODUwGO9ZIO-5ASi7lIUDMIaXhQM4QkAAWAFqBUJBU0lDcghPN0FXWlNCWgozCMGCARIEMTY2NhjvuQEgrpsBKOiXhQMwtJiFAzhCQAFYAWoFQkFTSUNyCE83QVdaU0JaCmgKMwjBggESBDE1OTEYrpsBIO-5ASjyqIUDMMKphQM4QkAAWAFqBUJBU0lDcghWV0FIWk5CWgoxCMGCARIDODA3GO-5ASDvWSiIqoUDMJSshQM4QkABWAFqBUJBU0lDcghWV0FIWk5CWhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, Jan 5 - Tue, Jan 6 PHL Philadelphia ONT Ontario CA $722 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:PHL,to:ONT,departure:05/01/2026TANYT&leg2=from:ONT,to:PHL,departure:06/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:721.50&airProductToken=AQpECiAI1YIBEgQxOTQzGO9ZIINpKKTTgQMwsdWBAzhUQABYAQogCNWCARIDNDI1GINpIK6bASij1oEDMLTXgQM4VEABWAEKRAohCNWCARIEMTI2MxiumwEgg2kohN-BAzCP4IEDOEtAAFgBCh8I1YIBEgMzNjAYg2kg71ko1-CBAzCu4oEDOEtAAVgBEgoIARABGAEqAlVBGAEiBAgBEAEoBDAB) ## Find the cheapest month to fly from Philadelphia (PHL) to Ontario (ONT) ### March is typically the cheapest month to fly From CA $196 - CA $703 per traveller. __Flight from Philadelphia to Ontario (PHL - ONT) route information__ | Origin airport | Philadelphia Intl. | | ------------------- | -------------------------------- | | Destination airport | Los Angeles - Ontario Intl. | | Airlines serving | American Airlines, Delta, United | | Roundtrip price | CA $509 | | Distance | 3759 km | ## Philadelphia to Los Angeles Flights **The easy way to book your flights from Philadelphia to Ontario** With Expedia, it’s simple to find and book flights to Ontario from Philadelphia whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Los Angeles - Ontario Intl., too. Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Philadelphia to Ontario today, tomorrow, or this week. **Save dollars with cheap flights from Philadelphia Intl., PHL to Los Angeles - Ontario Intl., ONT** Sort your search results by price to find great deals on your flight from Philadelphia to Ontario—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario from Philadelphia currently is just CA $509 rising to CA $722\. Here are more money-saving tips: - Fly in February when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Ontario - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! **Reasons to choose Expedia for your flight to Ontario from Philadelphia** Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ontario with Expedia today. ## Frequently asked questions ### How much is a flight from Philadelphia Intl. Airport (PHL) to ONT? ### Do I need to pay a cancellation fee if I cancel my flight from PHL to ONT? ### How do I find cheap flights from PHL to ONT that have flexible change policies? ### How many hours is the flight from Philadelphia Intl. Airport (PHL) to Ontario Airport? ### How far is the flight from Philadelphia Airport to ONT? ### Which airlines fly direct from Philadelphia Intl. Airport (PHL) to Ontario Airport? ### Are PHL to Los Angeles - Ontario Intl. 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[Flights from San Francisco to Rancho Cucamonga ](https://www.expedia.ca/lp/flights/178305/7732/san-francisco-to-rancho-cucamonga) - [Flights from Stockholm to Ontario ](https://www.expedia.ca/lp/flights/178311/2680/stockholm-to-ontario) - [Flights from Vienna to Ontario ](https://www.expedia.ca/lp/flights/178316/2680/vienna-to-ontario) - [Flights from Kemi to Ontario ](https://www.expedia.ca/lp/flights/1786/2680/kemi-to-ontario) - [Flights from Paris to Ontario ](https://www.expedia.ca/lp/flights/179898/2680/paris-to-ontario) - [Flights from Cologne to Ontario ](https://www.expedia.ca/lp/flights/179998/2680/cologne-to-ontario) - [Flights from Geneva to Ontario ](https://www.expedia.ca/lp/flights/180003/2680/geneva-to-ontario) - [Flights from Jackson to Ontario ](https://www.expedia.ca/lp/flights/180006/2680/jackson-to-ontario) - [Flights from St. Petersburg to Ontario ](https://www.expedia.ca/lp/flights/180029/2680/st-petersburg-to-ontario) - [Flights from Missoula to Ontario ](https://www.expedia.ca/lp/flights/180035/2680/missoula-to-ontario) - [Flights from Komatsu to Ontario ](https://www.expedia.ca/lp/flights/1862/2680/komatsu-to-ontario) - [Flights from Kathmandu to Ontario ](https://www.expedia.ca/lp/flights/1938/2680/kathmandu-to-ontario) - [Flights from Ketchikan to Ontario ](https://www.expedia.ca/lp/flights/1939/2680/ketchikan-to-ontario) - [Flights from North Platte to Ontario ](https://www.expedia.ca/lp/flights/2017/2680/north-platte-to-ontario) - [Flights from Lebanon to Ontario ](https://www.expedia.ca/lp/flights/2041/2680/lebanon-to-ontario) - [Flights from Lisbon to Ontario ](https://www.expedia.ca/lp/flights/2080/2680/lisbon-to-ontario) - [Flights from Luton to Ontario ](https://www.expedia.ca/lp/flights/2151/2680/luton-to-ontario) - [Flights from Ludhiana to Ontario ](https://www.expedia.ca/lp/flights/2158/2680/ludhiana-to-ontario) - [Flights from Ely to Ontario ](https://www.expedia.ca/lp/flights/2191/2680/ely-to-ontario) - [Flights from McAllen to Ontario ](https://www.expedia.ca/lp/flights/2270/2680/mcallen-to-ontario) - 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