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Philadelphia

$177+ 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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PHL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$258
(American Airlines)

One-way from

$177
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$419

Good round-trip deal

$330 or less

Good one-way deal

$194 or less
Provider with most accurate pricing for Toronto (YTO)-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Toronto (YTO)-Philadelphia flights.
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From Ontario to Philadelphia
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One-way flight from Ontario to Philadelphia
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Highest demand for flights based on searches. 12% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Ontario to Philadelphia.
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Price to beat on a one-way flight from Ontario to Philadelphia.
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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 May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1612:35 pmYYZ - PHL
Nonstop1h 30mAmerican Airlines
Sat 5/176:00 amPHL - YYZ
1 stop10h 44mAmerican Airlines
Deal found 4/30$258
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/135:35 pmYUL - PHL
1 stop13h 50mAmerican Airlines
Wed 5/1410:31 amPHL - YUL
Nonstop1h 50mAmerican Airlines
Deal found 4/29$261
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/287:15 amYYZ - PHL
1 stop7h 17mMultiple Airlines
Tue 6/35:45 amPHL - YYZ
1 stop8h 20mMultiple Airlines
Deal found 4/30$300
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/207:55 amYTZ - PHL
1 stop13h 48mMultiple Airlines
Mon 6/2310:38 pmPHL - YTZ
1 stop13h 44mMultiple Airlines
Deal found 4/30$307
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/128:25 amYTZ - PHL
1 stop6h 11mAir Canada
Sat 5/179:45 amPHL - YTZ
1 stop5h 05mAir Canada
Deal found 4/28$350
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Tue 5/66:45 amYUL - PHL
2 stops14h 27mMultiple Airlines
Tue 5/136:00 amPHL - YUL
1 stop8h 20mMultiple Airlines
Deal found 4/29$352
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/158:00 amYYZ - PHL
1 stop6h 36mAir Canada
Sun 5/189:45 amPHL - YYZ
1 stop5h 49mAir Canada
Deal found 4/30$372
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/119:40 amYUL - PHL
2 stops6h 09mAir Canada
Mon 7/147:30 amPHL - YUL
2 stops7h 49mAir Canada
Deal found 4/29$380
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/38:30 pmYUL - PHL
Nonstop1h 36mUnited Airlines
Thu 6/59:45 amPHL - YUL
Nonstop1h 42mUnited Airlines
Deal found 4/29$385
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/117:00 amYOW - PHL
2 stops14h 34mMultiple Airlines
Thu 6/126:15 amPHL - YOW
1 stop10h 51mMultiple Airlines
Deal found 4/30$391
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2312:05 pmYYZ - PHL
2 stops11h 24mUnited Airlines
Mon 5/2610:35 amPHL - YYZ
1 stop6h 34mUnited Airlines
Deal found 4/30$400
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/45:05 pmYUL - PHL
1 stop6h 00mDelta
Mon 6/95:30 amPHL - YUL
1 stop6h 09mDelta
Deal found 4/29$406

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 May 1, 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

Fri 5/16

12:35 pm-2:05 pm

Nonstop1h 30m

Philadelphia

Sat 5/17

6:00 am-4:44 pm

1 stop10h 44m

$258

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Tue 5/13

5:35 pm-7:25 am

1 stop13h 50m

Philadelphia

Wed 5/14

10:31 am-12:21 pm

Nonstop1h 50m

$261

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Wed 5/28

7:15 am-2:32 pm

1 stop7h 17m

Philadelphia

Tue 6/3

5:45 am-2:05 pm

1 stop8h 20m

$300

TorontoPhiladelphia

YTZ - PHL

YTZPHL

Toronto Island

Fri 6/20

7:55 am-9:43 pm

1 stop13h 48m

Philadelphia

Mon 6/23

10:38 pm-12:22 pm

1 stop13h 44m

$307

TorontoPhiladelphia

YTZ - PHL

YTZPHL

Toronto Island

Mon 5/12

8:25 am-2:36 pm

1 stop6h 11m

Philadelphia

Sat 5/17

9:45 am-2:50 pm

1 stop5h 05m

$350

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Thu 6/5

6:45 am-3:19 pm

1 stop8h 34m

Philadelphia

Fri 6/6

5:45 am-7:57 pm

2 stops14h 12m

$360

TorontoPhiladelphia

YYZ - PHL

YYZPHL

Toronto Pearson Intl

Thu 5/15

8:00 am-2:36 pm

1 stop6h 36m

Philadelphia

Sun 5/18

9:45 am-3:34 pm

1 stop5h 49m

$372

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Fri 7/11

9:40 am-3:49 pm

2 stops6h 09m

Philadelphia

Mon 7/14

7:30 am-3:19 pm

2 stops7h 49m

$380

MontrealPhiladelphia

YUL - PHL

YULPHL

Montreal Pierre Elliott Trudeau Intl

Tue 6/3

8:30 pm-10:06 pm

Nonstop1h 36m

Philadelphia

Thu 6/5

9:45 am-11:27 am

Nonstop1h 42m

$385

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Wed 6/11

7:00 am-9:34 pm

2 stops14h 34m

Philadelphia

Thu 6/12

6:15 am-5:06 pm

1 stop10h 51m

$391

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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, August is the cheapest month in which you can book a flight from Region of Ontario to Philadelphia (average of $236). Flying from Region of Ontario to Philadelphia in March is currently the most expensive (average of $295). 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 May 1, 2025.

When flying from Region of Ontario to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 May 1, 2025.

The most flights from CAON to PHL are scheduled on a Wednesday (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 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 May 1, 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. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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
2,826 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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
9,245 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

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?

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

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

    The cheapest airlines for a one-way flight from Region of Ontario to Philadelphia are Air Canada ($201), United Airlines ($228), and Delta ($232).

  • 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 PSA Airlines (78%), American Airlines (77%) and Piedmont Airlines (76%).

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

    The cheapest flight price from Region of Ontario to Philadelphia is $157. On average you can expect to pay $325. The most popular route, (Toronto Pearson Intl - Philadelphia), can usually be booked for $316.

  • 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, August is the cheapest month in which you can book a flight from Region of Ontario to Philadelphia (average of $236). Flying from Region of Ontario to Philadelphia in March is currently the most expensive (average of $295). 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 Ontario?

Book flights to Ontario if you plan to visit one of these locations
Vineland
Pottstown
Wildwood
King of Prussia
Reading
Cherry Hill
Exton
Ocean City
Essington
Chester
Middletown
Willow Grove
Newark
Millville
Ephrata
Camden
Dewey Beach
West Chester
Malvern
Dover

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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.
Pearson Intl to Newark flights
Toronto Island 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
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Vancouver Intl to John F Kennedy Intl flights
Pearson Intl to Dulles Intl flights
Pearson Intl to Reagan-National flights
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Halifax to Newark flights
Pierre Elliott Trudeau Intl to Reagan-National flights
Toronto Island to John F Kennedy Intl flights
Calgary to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to Philadelphia flights
Ottawa to John F Kennedy Intl flights
Ottawa to LaGuardia flights
Vancouver Intl to Philadelphia flights
Toronto Island to LaGuardia flights
Vancouver Intl to Reagan-National flights
Calgary to LaGuardia flights
Halifax to LaGuardia flights
Pearson Intl to Pittsburgh flights
Halifax to John F Kennedy Intl flights
Québec City to John F Kennedy Intl flights
Calgary to Dulles Intl flights
Abbotsford to John F Kennedy Intl flights
Region of Waterloo Intl to John F Kennedy Intl flights
Ottawa to Dulles Intl flights
Edmonton to Newark flights
Québec City to LaGuardia flights
Edmonton to John F Kennedy Intl flights
Edmonton to LaGuardia flights
Winnipeg to John F Kennedy Intl flights
Winnipeg to LaGuardia flights
Winnipeg to Newark flights
Victoria to Dulles Intl flights
Edmonton to Dulles Intl flights
Victoria to John F Kennedy Intl flights
Toronto Island 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$214Average$428FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$313Average$502FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$313Average$408FlexibilityNo cancel feeOn-time71%

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