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Cheap flights from Ontario to Philadelphia from C$ 206

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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PHL
21 Apr — 28 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Philadelphia

Enter your travel dates to find the best prices.

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 22 March 2026.

Fri 24/44:16 p.m.
YUL
-
PHL
Nonstop1h 47m
American Airlines
Fri 24/410:05 p.m.
PHL
-
YUL
1 stop13h 39m
American Airlines
Deal found 20/3C$ 288
Sat 12/93:00 p.m.
YYZ
-
PHL
1 stop8h 59m
American Airlines
Sun 13/98:30 a.m.
PHL
-
YYZ
Nonstop1h 50m
American Airlines
Deal found 19/3C$ 331
Sat 2/512:34 p.m.
YYZ
-
PHL
Nonstop1h 36m
American Airlines
Sat 2/58:20 p.m.
PHL
-
YYZ
1 stop15h 34m
American Airlines
Deal found 18/3C$ 340
Sat 11/411:33 a.m.
YYZ
-
PHL
1 stop10h 51m
American Airlines
Sun 12/48:36 a.m.
PHL
-
YYZ
Nonstop1h 53m
American Airlines
Deal found 20/3C$ 366
Tue 14/411:10 a.m.
YYZ
-
PHL
1 stop7h 29m
American Airlines
Wed 15/48:36 a.m.
PHL
-
YYZ
Nonstop1h 53m
American Airlines
Deal found 19/3C$ 369
Tue 21/46:30 a.m.
YYZ
-
PHL
1 stop14h 10m
Multiple Airlines
Tue 28/46:12 p.m.
PHL
-
YYZ
1 stop19h 53m
Multiple Airlines
Deal found 19/3C$ 384
Wed 8/43:40 p.m.
YYZ
-
PHL
1 stop16h 59m
Multiple Airlines
Mon 13/410:36 p.m.
PHL
-
YYZ
1 stop15h 40m
Multiple Airlines
Deal found 18/3C$ 385
Tue 21/46:30 a.m.
YYZ
-
PHL
1 stop14h 10m
Multiple Airlines
Fri 24/46:12 p.m.
PHL
-
YYZ
1 stop19h 53m
Multiple Airlines
Deal found 17/3C$ 388
Wed 22/46:30 a.m.
YYZ
-
PHL
1 stop17h 07m
Multiple Airlines
Fri 24/46:12 p.m.
PHL
-
YYZ
1 stop19h 53m
Multiple Airlines
Deal found 17/3C$ 390
Wed 8/43:40 p.m.
YYZ
-
PHL
1 stop16h 59m
Multiple Airlines
Sat 11/46:48 a.m.
PHL
-
YYZ
1 stop7h 52m
Multiple Airlines
Deal found 18/3C$ 398
Tue 21/46:30 a.m.
YYZ
-
PHL
1 stop17h 07m
Multiple Airlines
Thu 23/45:45 a.m.
PHL
-
YYZ
1 stop8h 20m
Multiple Airlines
Deal found 21/3C$ 402
Tue 7/43:40 p.m.
YYZ
-
PHL
1 stop16h 59m
Multiple Airlines
Wed 8/46:08 p.m.
PHL
-
YYZ
1 stop25h 47m
Multiple Airlines
Deal found 21/3C$ 405

Find flight deals from Ontario to Philadelphia

Keep the following information in mind while searching for Ontario to Philadelphia flight deals. Data was last updated 22 March 2026.

Round-trip from

C$ 288

One-way from

C$ 206

Popular in

December

Cheapest in

April

Average price

C$ 634

Good round-trip deal

C$ 524 or less

Good one-way deal

C$ 294 or less
American Airlines
  • American Airlines
  • 24/4-24/4
  • 1 total stop
  • 15h 26m total
  • Ontario to Philadelphia
Search Deals
15/4
  • 15/4
  • 1 total stop
  • 17h 07m total
  • Ontario to Philadelphia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (C$ 8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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

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 629,999 searches. Data last updated 22 March 2026.
Use the filters below to find and compare flights from Ontario to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Mon 20/4

7:00 a.m.-12:20 a.m.

1 stop17h 20m

Philadelphia

Wed 22/4

5:45 a.m.-5:25 p.m.

1 stop11h 40m

C$ 501

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 24/4

4:20 p.m.-7:41 a.m.

1 stop15h 21m

Philadelphia

Tue 28/4

1:30 p.m.-5:25 p.m.

1 stop27h 55m

C$ 510

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Fri 17/4

4:16 p.m.-6:03 p.m.

Nonstop1h 47m

Philadelphia

Mon 20/4

1:37 p.m.-3:27 p.m.

Nonstop1h 50m

C$ 593

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Mon 13/4

2:15 p.m.-10:50 p.m.

1 stop8h 35m

Philadelphia

Tue 21/4

12:29 p.m.-5:21 p.m.

1 stop4h 52m

C$ 594

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Fri 17/4

5:05 p.m.-10:50 p.m.

1 stop5h 45m

Philadelphia

Mon 20/4

5:19 p.m.-11:51 p.m.

1 stop6h 32m

C$ 599

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

12:50 p.m.-10:50 p.m.

1 stop10h 00m

Philadelphia

Thu 16/4

5:30 a.m.-11:36 a.m.

1 stop6h 06m

C$ 599

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Fri 24/4

6:45 p.m.-12:59 a.m.

1 stop6h 14m

Philadelphia

Sun 26/4

5:30 a.m.-11:36 a.m.

1 stop6h 06m

C$ 601

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Thu 16/4

9:15 a.m.-3:44 p.m.

1 stop6h 29m

Philadelphia

Tue 21/4

3:30 p.m.-5:05 p.m.

Nonstop1h 35m

C$ 608

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

7:45 a.m.-9:32 a.m.

Nonstop1h 47m

Philadelphia

Sun 3/5

7:36 p.m.-9:37 p.m.

Nonstop2h 01m

C$ 610

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

4:16 p.m.-6:09 p.m.

Nonstop1h 53m

Philadelphia

Sun 31/5

7:30 p.m.-9:38 p.m.

Nonstop2h 08m

C$ 612

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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 C$ 118). Flying from Region of Ontario to Philadelphia in December is currently the most expensive (average of C$ 248). 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 22 March 2026.

It’s optimal to fly from Region of Ontario to Philadelphia in the morning. By choosing this option you can save up to 47% on the cost of your flight, compared to 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 14 March 2026.

Travelers seeking maximum savings on their Region of Ontario to Philadelphia flight should consider departing on Wednesday at noon 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.

Weekly flight availability from Region of Ontario to Philadelphia

Explore weekly flight availability from Ontario to Philadelphia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 March 2026.

The most flights from CAON to PHL are scheduled on a Monday (14 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).

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?

    Most people fly into Philadelphia (PHL) if they book a flight to Philadelphia from Ontario. Philadelphia is conveniently located just 11.2 km from Philadelphia’s city centre.

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

    There are many flights that can get you from Region of Ontario to Philadelphia in 1h 47m. Fly via Porter Airlines, Delta, or United Airlines to get the fastest option. There are 632 km between Region of Ontario and Philadelphia. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Region of Ontario to Philadelphia one-way?

    C$ 241 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from C$ 277 and C$ 296, respectively.

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

    The most popular route from Region of Ontario to Philadelphia is Toronto Pearson Intl - Philadelphia. You may also consider Montreal Pierre Elliott Trudeau Intl - Philadelphia or Toronto Island - 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 Piedmont Airlines (72%), Porter Airlines (68%) and Qatar Airways (68%).

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

    Looking at all options, your cheapest flight can be booked for C$ 244. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 435 on average, our data indicates C$ 1,942 when flying from Region of Ontario to Philadelphia.

  • 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 C$ 118). Flying from Region of Ontario to Philadelphia in December is currently the most expensive (average of C$ 248). 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

Travelling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Reading
King of Prussia

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Alternative routes for Ontario to Philadelphia

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

Top 4 airlines flying from Ontario to Philadelphia

Discover the top 4 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 629,999 searches. Data last updated 22 March 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 271AverageC$ 565FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 318AverageC$ 703FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 356AverageC$ 883FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 456AverageC$ 987FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Philadelphia?

When you search for this flight from Ontario to Philadelphia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Philadelphia?

Cheapflights helps you find that perfect flight to Philadelphia from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario to Philadelphia with no change fees?

Certainly. Search results for flights to Philadelphia from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Philadelphia become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Philadelphia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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