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Cheap flights from Ontario to Philadelphia from C$ 245

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 25/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PHL
5 May — 12 May1
1 adult

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 30 April 2025.

Round-trip from

C$ 357

One-way from

C$ 249

Popular in

January

Cheapest in

March

Average price

C$ 579

Good round-trip deal

C$ 474 or less

Good one-way deal

C$ 278 or less
American Airlines
  • American Airlines
  • 3/6-4/6
  • 2 total stops
  • 9h 28m total
  • Ontario to Philadelphia
Search Deals
6/5
  • 6/5
  • 1 total stop
  • 15h 48m total
  • Ontario to Philadelphia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 115 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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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 30 April 2025.

Tue 3/65:29 p.m.YYZ - PHL
1 stop6h 02mAmerican Airlines
Wed 4/610:59 a.m.PHL - YYZ
1 stop7h 36mAmerican Airlines
Deal found 28/4C$ 360
Tue 13/55:35 p.m.YUL - PHL
1 stop13h 50mAmerican Airlines
Wed 14/510:31 a.m.PHL - YUL
Nonstop1h 50mAmerican Airlines
Deal found 29/4C$ 361
Wed 28/57:15 a.m.YYZ - PHL
1 stop15h 21mMultiple Airlines
Wed 4/67:00 a.m.PHL - YYZ
1 stop14h 50mMultiple Airlines
Deal found 28/4C$ 396
Thu 15/57:15 a.m.YYZ - PHL
2 stops7h 21mAir Canada
Sun 18/59:45 a.m.PHL - YYZ
2 stops7h 15mAir Canada
Deal found 29/4C$ 451
Thu 15/58:25 a.m.YTZ - PHL
1 stop6h 11mAir Canada
Sun 18/59:45 a.m.PHL - YTZ
1 stop5h 05mAir Canada
Deal found 27/4C$ 457
Mon 12/512:00 p.m.YTZ - PHL
2 stops19h 48mMultiple Airlines
Thu 15/57:12 p.m.PHL - YTZ
2 stops24h 15mMultiple Airlines
Deal found 28/4C$ 460
Tue 6/56:45 a.m.YUL - PHL
2 stops14h 27mMultiple Airlines
Tue 13/56:00 a.m.PHL - YUL
1 stop8h 20mMultiple Airlines
Deal found 29/4C$ 487
Fri 16/58:50 a.m.YYZ - PHL
Nonstop1h 30mUnited Airlines
Sat 17/54:50 p.m.PHL - YYZ
Nonstop1h 34mUnited Airlines
Deal found 28/4C$ 504
Fri 11/79:40 a.m.YUL - PHL
2 stops6h 09mAir Canada
Mon 14/77:30 a.m.PHL - YUL
2 stops7h 49mAir Canada
Deal found 29/4C$ 526
Tue 3/68:30 p.m.YUL - PHL
Nonstop1h 36mUnited Airlines
Thu 5/69:45 a.m.PHL - YUL
Nonstop1h 42mUnited Airlines
Deal found 29/4C$ 533
Wed 4/65:05 p.m.YUL - PHL
1 stop6h 00mDelta
Mon 9/65:30 a.m.PHL - YUL
1 stop6h 09mDelta
Deal found 29/4C$ 562
Mon 26/54:25 p.m.YOW - PHL
1 stop8h 44mMultiple Airlines
Mon 2/66:00 a.m.PHL - YOW
1 stop11h 06mMultiple Airlines
Deal found 28/4C$ 574

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 30 April 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

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Tue 3/6

5:29 p.m.-11:31 p.m.

1 stop6h 02m

Philadelphia

Wed 4/6

10:59 a.m.-6:35 p.m.

1 stop7h 36m

C$ 360

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Tue 13/5

5:35 p.m.-7:25 a.m.

1 stop13h 50m

Philadelphia

Wed 14/5

10:31 a.m.-12:21 p.m.

Nonstop1h 50m

C$ 361

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Wed 28/5

7:15 a.m.-10:36 p.m.

1 stop15h 21m

Philadelphia

Wed 4/6

7:00 a.m.-9:50 p.m.

1 stop14h 50m

C$ 396

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Thu 15/5

7:15 a.m.-2:36 p.m.

2 stops7h 21m

Philadelphia

Sun 18/5

9:45 a.m.-5:00 p.m.

2 stops7h 15m

C$ 451

TorontoPhiladelphia

YTZ - PHL

YTZPHL

Toronto Island

Thu 15/5

8:25 a.m.-2:36 p.m.

1 stop6h 11m

Philadelphia

Sun 18/5

9:45 a.m.-2:50 p.m.

1 stop5h 05m

C$ 457

TorontoPhiladelphia

YTZ - PHL

YTZPHL

Toronto Island

Mon 12/5

12:00 p.m.-7:48 a.m.

2 stops19h 48m

Philadelphia

Thu 15/5

7:12 p.m.-7:27 p.m.

2 stops24h 15m

C$ 460

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Thu 5/6

6:45 a.m.-3:19 p.m.

1 stop8h 34m

Philadelphia

Fri 6/6

5:45 a.m.-7:57 p.m.

2 stops14h 12m

C$ 498

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Fri 16/5

8:50 a.m.-10:20 a.m.

Nonstop1h 30m

Philadelphia

Sun 18/5

11:05 a.m.-12:45 p.m.

Nonstop1h 40m

C$ 504

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Fri 11/7

9:40 a.m.-3:49 p.m.

2 stops6h 09m

Philadelphia

Mon 14/7

7:30 a.m.-3:19 p.m.

2 stops7h 49m

C$ 526

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Tue 3/6

8:30 p.m.-10:06 p.m.

Nonstop1h 36m

Philadelphia

Thu 5/6

9:45 a.m.-11:27 a.m.

Nonstop1h 42m

C$ 533

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 36 results
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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, January is the cheapest month in which you can book a flight from Region of Ontario to Philadelphia (average of C$ 388). Flying from Region of Ontario to Philadelphia in May is currently the most expensive (average of C$ 418). 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 30 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Philadelphia as you normally would.

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 30 April 2025.

The most flights from CAON to PHL are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 69.0 - 112.0 mm per month. July is typically the wettest month, when rainfall can reach 112.0 mm. February is typically the driest time to visit Philadelphia when rainfall is around 69.0 mm.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated 30 April 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Ontario to Philadelphia to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,823 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,242 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    C$ 278 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 Delta, with prices starting from C$ 316 and C$ 321, 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 PSA Airlines (78%), American Airlines (77%) and Piedmont Airlines (76%).

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

    Looking at all options, your cheapest flight can be booked for C$ 209. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 408 on average our data indicates C$ 667 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, January is the cheapest month in which you can book a flight from Region of Ontario to Philadelphia (average of C$ 388). Flying from Region of Ontario to Philadelphia in May is currently the most expensive (average of C$ 418). 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 Ontario?

Book flights to Ontario if you plan to visit one of these locations
King of Prussia
Ocean City
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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 Newark flights
Vancouver Intl to Newark flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Vancouver Intl to John F Kennedy Intl flights
Pearson Intl to Dulles Intl flights
Pearson Intl to Reagan-National flights
Vancouver Intl to LaGuardia flights
Toronto Island to Dulles Intl flights
Vancouver Intl to Dulles Intl flights
Pierre Elliott Trudeau Intl to Reagan-National flights
Ottawa to Newark flights
Pierre Elliott Trudeau Intl 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
Toronto Island to John F Kennedy Intl flights
Region of Waterloo Intl to John F Kennedy Intl flights
Hamilton to John F Kennedy Intl flights
Halifax to Newark flights
Ottawa to John F Kennedy Intl flights
Ottawa to LaGuardia flights
Vancouver Intl to Reagan-National flights
Abbotsford to John F Kennedy Intl flights
Calgary to LaGuardia flights
Vancouver Intl to Philadelphia flights
Québec City to John F Kennedy Intl flights
Calgary to Dulles Intl flights
Québec City to LaGuardia flights
Halifax to LaGuardia flights
Pierre Elliott Trudeau Intl to Philadelphia flights
Halifax to John F Kennedy Intl flights
Edmonton to John F Kennedy Intl flights
Toronto Island to LaGuardia flights
Edmonton to Newark flights
Pearson Intl to Pittsburgh flights
Edmonton to LaGuardia flights
Ottawa to Dulles Intl flights
Edmonton to Dulles Intl flights
Ottawa to Reagan-National flights
Winnipeg to John F Kennedy Intl flights
Winnipeg to Newark flights
Winnipeg to LaGuardia flights
Edmonton to Philadelphia flights
Québec City to Reagan-National 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 302AverageC$ 554FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 419AverageC$ 678FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 469AverageC$ 820FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 562AverageC$ 968FlexibilityNo cancel feeOn-time60%
Search WestJet 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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