HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Philadelphia

$129+ Cheap flights from Ontario to Philadelphia (PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PHL
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Philadelphia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Philadelphia

Keep the following information in mind while searching for Ontario to Philadelphia flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$243
(Kiwi.com)

One-way from

$129
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$447

Good round-trip deal

$443 or less

Good one-way deal

$248 or less
Provider with most accurate pricing for Toronto (YTO)-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Philadelphia flights.
Search Deals
From Ontario to Philadelphia
Search Deals
One-way flight from Ontario to Philadelphia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Ontario to Philadelphia.
Search Deals
Price to beat on a one-way flight from Ontario to Philadelphia.
Search Deals

Find flight deals from Ontario to Philadelphia

Cheapest flights from Ontario to Philadelphia
Explore the most affordable flight options available from Ontario to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:50 pmYYZ - PHL
1 stop11h 50mMultiple Airlines
Tue 12/910:00 pmPHL - YYZ
1 stop26h 11mMultiple Airlines
Deal found 10/29$243
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:15 pmYYZ - PHL
1 stop16h 45mMultiple Airlines
Sat 12/132:06 pmPHL - YYZ
1 stop8h 29mMultiple Airlines
Deal found 10/29$248
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/284:00 pmYYZ - PHL
1 stop25h 42mMultiple Airlines
Mon 12/84:34 pmPHL - YYZ
1 stop7h 37mMultiple Airlines
Deal found 10/28$271
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/254:15 pmYOW - PHL
1 stop22h 35mMultiple Airlines
Tue 12/28:54 pmPHL - YOW
2 stops27h 48mMultiple Airlines
Deal found 10/30$276
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/125:15 pmYYZ - PHL
1 stop7h 25mMultiple Airlines
Sat 12/132:06 pmPHL - YYZ
1 stop8h 29mMultiple Airlines
Deal found 10/30$281
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:00 amYYZ - PHL
1 stop16h 16mMultiple Airlines
Fri 12/125:15 amPHL - YYZ
1 stop9h 25mMultiple Airlines
Deal found 10/29$283
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/237:10 amYYZ - PHL
1 stop24h 22mMultiple Airlines
Wed 11/264:35 pmPHL - YYZ
2 stops27h 33mMultiple Airlines
Deal found 10/28$284
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:15 pmYYZ - PHL
Nonstop1h 45mAmerican Airlines
Sat 12/205:30 amPHL - YYZ
1 stop15h 56mAmerican Airlines
Deal found 10/28$290
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/134:35 pmYOW - PHL
1 stop16h 55mMultiple Airlines
Wed 11/196:00 amPHL - YOW
2 stops11h 42mMultiple Airlines
Deal found 10/29$290
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:15 pmYYZ - PHL
1 stop16h 45mMultiple Airlines
Wed 12/105:30 amPHL - YYZ
2 stops14h 43mMultiple Airlines
Deal found 10/30$292
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:25 amYHM - PHL
1 stop17h 11mMultiple Airlines
Sun 12/215:10 amPHL - YHM
1 stop9h 50mMultiple Airlines
Deal found 10/30$305
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/139:50 amYUL - PHL
3 stops23h 27mMultiple Airlines
Tue 12/165:40 amPHL - YUL
2 stops12h 45mMultiple Airlines
Deal found 10/28$340

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Ontario to Philadelphia that are best for you.

Fly from

Ontario

Fly to

Philadelphia

Route

Depart

Return

Price

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Tue 11/25

4:15 pm-2:50 pm

1 stop22h 35m

Philadelphia

Tue 12/2

8:54 pm-12:42 am

2 stops27h 48m

$276

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Wed 11/26

11:15 am-11:17 pm

1 stop12h 02m

Philadelphia

Sun 12/7

10:00 pm-12:11 am

1 stop26h 11m

$284

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Sun 2/1

12:15 pm-5:11 pm

3 stops28h 56m

Philadelphia

Sun 2/8

8:05 pm-11:28 am

1 stop15h 23m

$294

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Sun 11/23

7:10 am-7:32 am

1 stop24h 22m

Philadelphia

Wed 11/26

4:35 pm-11:43 am

1 stop19h 08m

$307

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Sat 11/15

7:00 am-4:11 pm

1 stop9h 11m

Philadelphia

Sun 11/16

10:10 pm-9:07 pm

1 stop22h 57m

$337

HamiltonPhiladelphia

YHM - PHL

YHMPHL

Hamilton

Sun 12/14

7:00 am-11:16 pm

2 stops16h 16m

Philadelphia

Sun 12/21

5:10 am-3:00 pm

1 stop9h 50m

$343

TorontoPhiladelphia

YTZ - PHL

YTZPHL

Toronto Island

Fri 11/21

8:30 am-2:47 pm

1 stop6h 17m

Philadelphia

Sat 11/22

3:30 pm-9:35 pm

1 stop6h 05m

$344

TorontoPhiladelphia

YTZ - PHL

YTZPHL

Toronto Island

Sat 11/22

10:30 am-2:47 pm

1 stop4h 17m

Philadelphia

Fri 11/28

3:30 pm-7:55 pm

1 stop4h 25m

$344

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Thu 11/20

7:00 am-11:25 pm

1 stop16h 25m

Philadelphia

Mon 12/29

10:00 pm-11:43 am

1 stop13h 43m

$344

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Thu 11/13

9:25 am-11:23 pm

2 stops37h 58m

Philadelphia

Wed 11/19

3:10 pm-5:25 pm

1 stop26h 15m

$346

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Ontario to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Philadelphia

What is the cheapest month to book a flight from Region of Ontario to Philadelphia?

Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Philadelphia (average of $83). Flying from Region of Ontario to Philadelphia in March is currently the most expensive (average of $147). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to PHL?

Find hourly flight availability from Ontario to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Region of Ontario to Philadelphia in the evening. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Region of Ontario to Philadelphia?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Philadelphia. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Region of Ontario to Philadelphia flight should consider departing on Saturday mornings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Philadelphia from Ontario?

    Located just 7.0 mi from the city center, Philadelphia (PHL) is the airport most travelers will use when flying to Philadelphia from Ontario.

  • How long is the flight from Region of Ontario to Philadelphia?

    Departing from Region of Ontario to Philadelphia will take you 1h 52m. There are 393 mi between Region of Ontario and Philadelphia. This flight may include one or multiple stops.

  • What are the most popular routes from Region of Ontario to Philadelphia?

    Most travelers choose Toronto Pearson Intl - Philadelphia, Montreal Pierre Elliott Trudeau Intl - Philadelphia or Toronto Island - Philadelphia when deciding on the best route from Region of Ontario to Philadelphia.

  • What are the most reliable airlines from Region of Ontario to Philadelphia?

    The top 3 most reliable airlines when flying from Region of Ontario to Philadelphia are Porter Airlines (95%), Piedmont Airlines (86%) and Qatar Airways (82%).

  • What are the cheapest flights from Region of Ontario to Philadelphia?

    The cheapest flight price from Region of Ontario to Philadelphia is $174. On average you can expect to pay $590. The most popular route, (Toronto Pearson Intl - Philadelphia), can usually be booked for $243.

  • Can I find deals for flights from Ontario to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Ontario to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Philadelphia.

  • Can I find deals for business class flights from Ontario to Philadelphia?

    Yes. Cheapflights offers flight deals from Ontario to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Philadelphia?

    Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Philadelphia (average of $83). Flying from Region of Ontario to Philadelphia in March is currently the most expensive (average of $147). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
King of Prussia
Pottstown
Reading
Ocean City
Cherry Hill
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
Newark
Millville
Chester
Exton
Havre de Grace

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to John F Kennedy Intl flights
Pearson Intl to Newark flights
Toronto Island to Newark flights
Pearson Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to Newark flights
Vancouver Intl to Newark flights
Vancouver Intl to John F Kennedy Intl flights
Pearson Intl to Reagan-National flights
Vancouver Intl to LaGuardia flights
Pearson Intl to Dulles Intl flights
Ottawa to Newark flights
Toronto Island to Dulles Intl flights
Pearson Intl to Philadelphia flights
Calgary to Newark flights
Calgary to John F Kennedy Intl flights
Québec City to Newark flights
Pierre Elliott Trudeau Intl to Reagan-National flights
Pierre Elliott Trudeau Intl to Dulles Intl flights
Halifax to Newark flights
Vancouver Intl to Dulles Intl flights
Vancouver Intl to Reagan-National flights
Ottawa to Dulles Intl flights
Calgary to LaGuardia flights
Ottawa to John F Kennedy Intl flights
Ottawa to LaGuardia flights
Toronto Island to LaGuardia flights
Edmonton to John F Kennedy Intl flights
Edmonton to Newark flights
Edmonton to LaGuardia flights
Toronto Island to John F Kennedy Intl flights
Abbotsford to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to Philadelphia flights
Ottawa to Reagan-National flights
Halifax to LaGuardia flights
Québec City to John F Kennedy Intl flights
Abbotsford to LaGuardia flights
Halifax to John F Kennedy Intl flights
Québec City to LaGuardia flights
Winnipeg to John F Kennedy Intl flights
Winnipeg to LaGuardia flights
Winnipeg to Newark flights
Vancouver Intl to Philadelphia flights
Hamilton to Newark flights
Pearson Intl to Pittsburgh flights
Toronto Island to Reagan-National flights
Hamilton to John F Kennedy Intl flights
Calgary to Reagan-National flights

Top 3 airlines flying from Ontario to Philadelphia

Discover the top 3 airlines that operate flights from Ontario to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$214Average$464FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$317Average$571FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$350Average$473FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.