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 37m. Fly via Air Canada or United Airlines to get the fastest option. There are 632 km between Region of Ontario and Philadelphia. All flights are typically direct.

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

C$ 268 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 American Airlines and Porter Airlines, with prices starting from C$ 302 and C$ 316, respectively.

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.

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).

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 cheapest flights from Region of Ontario to Philadelphia?

Looking at all options, your cheapest flight can be booked for C$ 289. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 457 on average, our data indicates C$ 2,431 when flying 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 Piedmont Airlines (89%), American Airlines (74%) and Porter Airlines (71%).

What are the most popular airlines that fly from Region of Ontario to Philadelphia?

Consider Air Canada, American Airlines or Porter Airlines when booking your flight. These represent the most popular airlines when flying from Region of Ontario to Philadelphia.

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.

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.

C$ 272+ Cheap Flights from Ontario to Philadelphia

Cheap flight deals from Ontario to Philadelphia

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 19 August 2026.

Thu 1/102:18 p.m. -

1 stop4h 22m

Thu 1/109:52 p.m. -

Nonstop1h 54m

Deal found 17/8C$ 455

Sat 19/96:30 a.m. -

1 stop15h 15m

Wed 30/911:57 a.m. -

1 stop26h 08m

Deal found 16/8C$ 459

Sat 12/96:30 a.m. -

1 stop15h 15m

Mon 21/911:58 a.m. -

1 stop9h 57m

Deal found 14/8C$ 468

Mon 26/1011:09 a.m. -

1 stop7h 12m

Mon 26/109:56 p.m. -

Nonstop1h 49m

Deal found 14/8C$ 471

Thu 12/116:30 a.m. -

1 stop27h 02m

Sun 15/118:02 a.m. -

1 stop31h 18m

Deal found 17/8C$ 472

Fri 23/109:50 a.m. -

2 stops13h 21m

Mon 26/106:00 a.m. -

1 stop10h 15m

Deal found 17/8C$ 475

Thu 10/96:30 a.m. -

1 stop17h 12m

Thu 17/97:50 a.m. -

1 stop13h 05m

Deal found 14/8C$ 479

Mon 19/102:20 p.m. -

1 stop10h 18m

Mon 2/116:00 a.m. -

1 stop10h 15m

Deal found 17/8C$ 480

Tue 29/99:50 a.m. -

1 stop14h 19m

Thu 1/101:50 p.m. -

1 stop31h 05m

Deal found 14/8C$ 483

Thu 22/109:30 a.m. -

1 stop14h 13m

Sun 25/106:00 a.m. -

1 stop10h 15m

Deal found 18/8C$ 487

Thu 3/91:10 p.m. -

Nonstop1h 39m

Sat 5/93:25 p.m. -

Nonstop1h 44m

Deal found 17/8C$ 487

Thu 10/96:30 a.m. -

1 stop17h 12m

Sat 12/92:50 p.m. -

1 stop23h 15m

Deal found 17/8C$ 490

Best flights from Ontario to Philadelphia
Discover carefully curated flight deals from Ontario to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Thu 1/101:40 p.m. -

2 stops17h 36m

Mon 5/107:41 p.m. -

1 stop20h 19m

Deal found 14/8C$ 527

Thu 1/101:10 p.m. -

Nonstop1h 37m

Sat 3/103:25 p.m. -

Nonstop1h 40m

Deal found 14/8C$ 554

Sat 5/121:05 p.m. -

Nonstop1h 39m

Wed 9/123:20 p.m. -

Nonstop1h 35m

Deal found 14/8C$ 566

Tue 20/104:15 p.m. -

Nonstop1h 44m

Fri 23/107:37 p.m. -

Nonstop1h 53m

Deal found 14/8C$ 576

Tue 15/96:55 a.m. -

2 stops16h 17m

Tue 22/99:35 a.m. -

2 stops8h 00m

Deal found 18/8C$ 894

Tue 13/108:40 a.m. -

1 stop5h 37m

Wed 14/108:34 a.m. -

1 stop6h 21m

Deal found 16/8C$ 941

Thu 15/106:30 a.m. -

1 stop17h 13m

Mon 19/108:30 a.m. -

2 stops12h 25m

Deal found 18/8C$ 540

Tue 29/91:10 p.m. -

Nonstop1h 37m

Tue 6/1010:05 a.m. -

Nonstop1h 40m

Deal found 15/8C$ 566

Sat 28/119:45 a.m. -

1 stop4h 59m

Tue 8/123:20 p.m. -

1 stop4h 36m

Deal found 18/8C$ 589

Sat 2/11:05 p.m. -

Nonstop1h 39m

Wed 13/16:10 a.m. -

1 stop12h 47m

Deal found 16/8C$ 568

Tue 24/118:20 a.m. -

2 stops6h 24m

Sat 28/113:20 p.m. -

1 stop6h 16m

Deal found 14/8C$ 589

Sat 26/99:15 a.m. -

1 stop5h 05m

Tue 29/910:40 a.m. -

1 stop4h 00m

Deal found 19/8C$ 575

Thu 12/1110:45 a.m. -

1 stop3h 59m

Tue 17/113:20 p.m. -

1 stop4h 36m

Deal found 16/8C$ 602

Tue 15/99:45 a.m. -

1 stop8h 09m

Tue 22/99:30 a.m. -

1 stop8h 00m

Deal found 18/8C$ 575

Fri 2/107:00 a.m. -

1 stop11h 31m

Fri 9/101:52 p.m. -

1 stop25h 23m

Deal found 18/8C$ 730

Thu 15/1010:45 a.m. -

1 stop4h 02m

Sat 17/103:25 p.m. -

1 stop6h 05m

Deal found 18/8C$ 607

Wed 11/117:20 p.m. -

1 stop14h 32m

Sat 14/116:00 a.m. -

1 stop12h 45m

Deal found 16/8C$ 587

Wed 14/108:40 a.m. -

1 stop5h 37m

Fri 16/101:51 p.m. -

1 stop6h 09m

Deal found 15/8C$ 899

Wed 16/912:15 p.m. -

1 stop7h 16m

Tue 22/99:30 a.m. -

1 stop7h 12m

Deal found 16/8C$ 587

Sat 3/107:00 a.m. -

1 stop9h 39m

Tue 13/108:34 a.m. -

1 stop9h 18m

Deal found 14/8C$ 805

Fri 4/98:40 a.m. -

1 stop5h 34m

Tue 8/93:29 p.m. -

1 stop6h 06m

Deal found 16/8C$ 936

Tue 8/98:35 a.m. -

Nonstop1h 36m

Wed 16/97:40 p.m. -

2 stops17h 27m

Deal found 14/8C$ 590

Fri 4/97:00 a.m. -

1 stop12h 31m

Mon 7/96:30 a.m. -

2 stops36h 50m

Deal found 17/8C$ 861

Tue 8/122:45 p.m. -

Nonstop1h 36m

Sat 12/126:10 a.m. -

1 stop6h 32m

Deal found 14/8C$ 591

Wed 30/92:05 p.m. -

Nonstop1h 36m

Mon 12/107:00 a.m. -

Nonstop1h 33m

Deal found 17/8C$ 591

Sun 22/118:00 a.m. -

1 stop12h 20m

Tue 24/1110:30 a.m. -

2 stops11h 45m

Deal found 14/8C$ 890

Sat 31/102:45 p.m. -

Nonstop1h 36m

Sat 7/116:15 a.m. -

1 stop10h 32m

Deal found 17/8C$ 593

Sat 3/101:00 p.m. -

1 stop6h 24m

Sat 10/106:55 p.m. -

1 stop14h 59m

Deal found 19/8C$ 598

Tue 15/910:15 a.m. -

1 stop7h 39m

Tue 22/911:04 a.m. -

1 stop6h 52m

Deal found 18/8C$ 600

Sat 28/113:35 p.m. -

1 stop6h 00m

Tue 8/121:00 p.m. -

1 stop6h 34m

Deal found 18/8C$ 600

Find flight deals from Ontario to Philadelphia

Round-trip from	C$ 455
One-way from	C$ 272
Popular in	June
Cheapest in	April
Average price	C$ 640
Good round-trip deal	C$ 552 or less
Good one-way deal	C$ 384 or less

American Airlines
1/10-1/10
1 total stop
6h 16m total
Ontario to Philadelphia

Search Deals

16/9
2 total stops
30h 24m total
Ontario to Philadelphia

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 66 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 10 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Thu 1/10

1:40 p.m.-7:16 a.m.

2 stops17h 36m

Philadelphia

Mon 5/10

7:41 p.m.-4:00 p.m.

1 stop20h 19m

C$ 527

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Thu 15/10

6:30 a.m.-11:43 p.m.

1 stop17h 13m

Philadelphia

Mon 19/10

8:30 a.m.-8:55 p.m.

2 stops12h 25m

C$ 540

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

1:10 p.m.-2:47 p.m.

Nonstop1h 37m

Philadelphia

Sat 3/10

3:25 p.m.-5:05 p.m.

Nonstop1h 40m

C$ 554

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Sat 5/12

1:05 p.m.-2:44 p.m.

Nonstop1h 39m

Philadelphia

Wed 9/12

3:20 p.m.-4:55 p.m.

Nonstop1h 35m

C$ 566

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Tue 29/9

1:10 p.m.-2:47 p.m.

Nonstop1h 37m

Philadelphia

Tue 6/10

10:05 a.m.-11:45 a.m.

Nonstop1h 40m

C$ 566

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Sat 2/1

1:05 p.m.-2:44 p.m.

Nonstop1h 39m

Philadelphia

Wed 13/1

6:10 a.m.-6:57 p.m.

1 stop12h 47m

C$ 568

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

9:15 a.m.-2:20 p.m.

1 stop5h 05m

Philadelphia

Tue 29/9

10:40 a.m.-2:40 p.m.

1 stop4h 00m

C$ 575

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

9:45 a.m.-5:54 p.m.

1 stop8h 09m

Philadelphia

Tue 22/9

9:30 a.m.-5:30 p.m.

1 stop8h 00m

C$ 575

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Tue 20/10

4:15 p.m.-5:59 p.m.

Nonstop1h 44m

Philadelphia

Fri 23/10

7:37 p.m.-9:30 p.m.

Nonstop1h 53m

C$ 576

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Wed 11/11

7:20 p.m.-9:52 a.m.

1 stop14h 32m

Philadelphia

Sat 14/11

6:00 a.m.-6:45 p.m.

1 stop12h 45m

C$ 587

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

YTZ-PHL

YUL-PHL

YOW-PHL

YYZ-PHL

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

CAON-PHL

YTZ-PHL

YUL-PHL

YOW-PHL

YYZ-PHL

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

Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Philadelphia (average of C$ 569). Flying from Region of Ontario to Philadelphia in July is currently the most expensive (average of C$ 707). 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?

It’s optimal to fly from Region of Ontario to Philadelphia at noon. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Region of Ontario to Philadelphia

The most flights from CAON to PHL are scheduled on a Monday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

How much does it cost to fly round-trip from Region of Ontario to Philadelphia?

Airfare is below average for this route at the moment.

Region of Ontario to Philadelphia flights typically cost between C$ 511 and C$ 773 in October.
The cheapest round-trip price found within the last 5 days was C$ 455 on American Airlines (1 Oct-1 Oct).

How far ahead should I book a flight from Region of Ontario to Philadelphia?

To ensure you get the cheapest price possible for a flight from Region of Ontario to Philadelphia, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

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

Related info for your journey

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 37m. Fly via Air Canada or United Airlines to get the fastest option. There are 632 km between Region of Ontario and Philadelphia. All flights are typically direct.
What are the cheapest airlines to fly from Region of Ontario to Philadelphia one-way?
C$ 268 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 American Airlines and Porter Airlines, with prices starting from C$ 302 and C$ 316, 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 (89%), American Airlines (74%) and Porter Airlines (71%).
What are the cheapest flights from Region of Ontario to Philadelphia?
Looking at all options, your cheapest flight can be booked for C$ 289. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 457 on average, our data indicates C$ 2,431 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, April is the cheapest month in which you can book a flight from Region of Ontario to Philadelphia (average of C$ 569). Flying from Region of Ontario to Philadelphia in July is currently the most expensive (average of C$ 707). 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.

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Wildwood

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Alternative routes for Ontario to Philadelphia

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Ottawa to Newark flights

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Calgary to John F Kennedy Intl flights

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Toronto Island to Dulles Intl flights

Pierre Elliott Trudeau Intl to Reagan-National flights

Halifax to Newark flights

Abbotsford to John F Kennedy Intl flights

Québec City to Newark flights

Pierre Elliott Trudeau Intl to Dulles Intl flights

Ottawa to LaGuardia flights

Vancouver Intl to Dulles Intl flights

Calgary to LaGuardia flights

Toronto Island to Reagan-National flights

Halifax to LaGuardia flights

Ottawa to John F Kennedy Intl flights

Abbotsford to LaGuardia flights

Edmonton to John F Kennedy Intl flights

Abbotsford to Newark flights

Vancouver Intl to Reagan-National flights

Edmonton to LaGuardia flights

Hamilton to LaGuardia flights

Québec City to LaGuardia flights

Pierre Elliott Trudeau Intl to Philadelphia flights

Edmonton to Newark flights

Region of Waterloo Intl to John F Kennedy Intl flights

Pearson Intl to Pittsburgh flights

Region of Waterloo Intl to Newark flights

Winnipeg to Newark flights

Halifax to John F Kennedy Intl flights

Winnipeg to LaGuardia flights

Ottawa to Dulles Intl flights

Ottawa to Reagan-National flights

Calgary to Dulles Intl flights

Top 4 airlines flying from Ontario to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	CheapestC$ 274	AverageC$ 571	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Air Canada	CheapestC$ 314	AverageC$ 672	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 360	AverageC$ 775	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Porter Airlines	CheapestC$ 462	AverageC$ 744	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights

Fly with Cheapflights

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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Cheap flights from Ontario to Philadelphia from C$ 272

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Philadelphia

Cheapest flights from Ontario to PhiladelphiaExplore 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 19 August 2026.

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 19 August 2026.

Best flights from Ontario to PhiladelphiaDiscover carefully curated flight deals from Ontario to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Discover carefully curated flight deals from Ontario to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Direct flights from Ontario to PhiladelphiaExplore direct flight options from Ontario to Philadelphia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 August 2026.

Explore direct flight options from Ontario to Philadelphia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 August 2026.

Last-minute flights from Ontario to PhiladelphiaDiscover last-minute flight deals from Ontario to Philadelphia. Data last updated 19 August 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 19 August 2026 and is based on user searches.

One-way flights from Ontario to PhiladelphiaSearch for one-way flight options from Ontario to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.

Search for one-way flight options from Ontario to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.

Find flight deals from Ontario to Philadelphia

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One-way from

Popular in

Cheapest in

Average price

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Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Philadelphia that are best for you.

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.

Cheapflights Insights

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

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 19 August 2026.

It’s optimal to fly from Region of Ontario to Philadelphia at noon. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight in the afternoon.

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 19 August 2026.

The most flights from CAON to PHL are scheduled on a Monday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

How much does it cost to fly round-trip from Region of Ontario to Philadelphia?

Airfare is below average for this route at the moment.

Region of Ontario to Philadelphia flights typically cost between C$ 511 and C$ 773 in October.The cheapest round-trip price found within the last 5 days was C$ 455 on American Airlines (1 Oct-1 Oct).

How far ahead should I book a flight from Region of Ontario to Philadelphia?

To ensure you get the cheapest price possible for a flight from Region of Ontario to Philadelphia, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 15 August 2026.

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

Related info for your journey

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

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

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

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

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

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

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

How can I find direct flights from Ontario to Philadelphia?

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

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

Travelling to a place near Philadelphia?

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Alternative routes for Ontario to Philadelphia

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Complete your trip

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Direct flights to Pennsylvania

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Ontario and Philadelphia flights

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Other flights to Philadelphia

Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 August 2026.

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Ontario to Philadelphia flights

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Top 4 airlines flying from Ontario to Philadelphia

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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 19 August 2026.

Best flights from Ontario to Philadelphia
Discover carefully curated flight deals from Ontario to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Direct flights from Ontario to Philadelphia
Explore direct flight options from Ontario to Philadelphia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 August 2026.

Last-minute flights from Ontario to Philadelphia
Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 19 August 2026 and is based on user searches.

One-way flights from Ontario to Philadelphia
Search for one-way flight options from Ontario to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.

Region of Ontario to Philadelphia flights typically cost between C$ 511 and C$ 773 in October.
The cheapest round-trip price found within the last 5 days was C$ 455 on American Airlines (1 Oct-1 Oct).