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 5h 05m. Fly via Delta, Air Canada, 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$ 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$ 250. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 447 on average, our data indicates C$ 2,325 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$ 250+ 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 29 August 2026.

Sat 19/95:34 p.m. -

1 stop14h 41m

Sun 20/910:30 a.m. -

Nonstop1h 56m

Deal found 27/8C$ 458

Mon 14/98:10 a.m. -

1 stop16h 20m

Thu 17/97:50 a.m. -

1 stop13h 05m

Deal found 26/8C$ 484

Mon 21/98:10 a.m. -

2 stops23h 06m

Mon 28/96:00 a.m. -

1 stop8h 55m

Deal found 24/8C$ 486

Thu 1/106:30 a.m. -

1 stop17h 12m

Mon 5/105:45 p.m. -

1 stop22h 55m

Deal found 28/8C$ 488

Thu 15/107:00 a.m. -

1 stop16h 43m

Sun 18/108:30 a.m. -

2 stops36h 25m

Deal found 24/8C$ 490

Tue 1/96:30 a.m. -

1 stop16h 29m

Thu 10/91:50 p.m. -

1 stop31h 05m

Deal found 28/8C$ 491

Fri 11/98:10 a.m. -

1 stop16h 20m

Thu 17/97:50 a.m. -

1 stop13h 05m

Deal found 28/8C$ 494

Wed 23/97:45 a.m. -

1 stop13h 30m

Wed 30/911:57 a.m. -

1 stop26h 08m

Deal found 25/8C$ 495

Wed 16/910:50 a.m. -

1 stop26h 04m

Mon 21/95:40 p.m. -

2 stops19h 15m

Deal found 27/8C$ 495

Sun 13/97:30 a.m. -

1 stop16h 12m

Mon 28/96:00 a.m. -

1 stop8h 55m

Deal found 25/8C$ 498

Tue 8/96:30 a.m. -

1 stop16h 29m

Thu 17/97:50 a.m. -

1 stop13h 05m

Deal found 28/8C$ 501

Tue 13/107:55 p.m. -

Nonstop1h 37m

Tue 20/1010:05 a.m. -

Nonstop1h 40m

Deal found 27/8C$ 501

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 29 August 2026.

Sun 10/16:00 a.m. -

1 stop5h 50m

Wed 13/19:42 a.m. -

1 stop6h 17m

Deal found 25/8C$ 551

Wed 3/29:10 a.m. -

1 stop7h 11m

Mon 8/23:20 p.m. -

Nonstop1h 35m

Deal found 24/8C$ 558

Sat 10/109:45 a.m. -

1 stop8h 09m

Wed 14/103:25 p.m. -

Nonstop1h 40m

Deal found 28/8C$ 595

Sat 10/109:15 a.m. -

1 stop5h 05m

Wed 14/109:34 a.m. -

1 stop7h 56m

Deal found 28/8C$ 595

Wed 3/25:30 a.m. -

2 stops17h 32m

Mon 8/29:42 a.m. -

2 stops15h 02m

Deal found 25/8C$ 924

Tue 8/126:00 a.m. -

1 stop5h 37m

Sat 12/125:28 p.m. -

1 stop5h 39m

Deal found 26/8C$ 552

Thu 17/99:30 a.m. -

1 stop5h 17m

Sat 19/93:25 p.m. -

1 stop6h 05m

Deal found 27/8C$ 559

Tue 8/96:10 a.m. -

1 stop6h 05m

Sat 17/1011:20 a.m. -

1 stop10h 06m

Deal found 25/8C$ 596

Sat 24/106:10 a.m. -

1 stop6h 12m

Sun 25/103:20 p.m. -

Nonstop1h 35m

Deal found 28/8C$ 606

Sat 31/109:40 a.m. -

1 stop7h 04m

Sat 7/1112:32 p.m. -

1 stop4h 47m

Deal found 26/8C$ 553

Thu 1/109:10 p.m. -

Nonstop1h 36m

Sun 4/107:00 a.m. -

Nonstop1h 33m

Deal found 24/8C$ 563

Sat 24/106:10 a.m. -

1 stop8h 33m

Sun 25/1010:30 a.m. -

1 stop4h 46m

Deal found 28/8C$ 606

Wed 14/1010:45 a.m. -

1 stop4h 02m

Mon 19/103:25 p.m. -

1 stop6h 05m

Deal found 24/8C$ 563

Wed 10/212:15 p.m. -

1 stop4h 04m

Sun 14/26:00 a.m. -

1 stop5h 29m

Deal found 24/8C$ 572

Sun 27/910:50 a.m. -

1 stop14h 17m

Tue 29/95:45 p.m. -

2 stops22h 15m

Deal found 28/8C$ 637

Wed 23/92:20 p.m. -

1 stop4h 34m

Mon 28/910:40 a.m. -

1 stop4h 00m

Deal found 28/8C$ 606

Sat 12/912:08 p.m. -

1 stop4h 22m

Thu 17/99:35 a.m. -

1 stop5h 40m

Deal found 25/8C$ 572

Thu 1/109:30 a.m. -

1 stop5h 17m

Sun 4/103:25 p.m. -

1 stop6h 05m

Deal found 24/8C$ 574

Sat 10/109:45 a.m. -

1 stop8h 09m

Sun 11/1011:05 a.m. -

1 stop6h 25m

Deal found 29/8C$ 606

Tue 8/91:40 p.m. -

2 stops21h 12m

Thu 17/911:54 a.m. -

1 stop26h 31m

Deal found 24/8C$ 691

Fri 11/98:35 a.m. -

Nonstop1h 36m

Sun 13/910:50 a.m. -

Nonstop1h 30m

Deal found 24/8C$ 584

Thu 24/96:10 p.m. -

1 stop5h 02m

Sun 27/96:15 a.m. -

1 stop7h 19m

Deal found 27/8C$ 588

Sat 12/98:50 a.m. -

1 stop5h 50m

Sat 12/95:01 p.m. -

1 stop6h 58m

Deal found 28/8C$ 612

Fri 11/122:25 p.m. -

1 stop9h 02m

Sun 13/129:38 a.m. -

1 stop3h 57m

Deal found 25/8C$ 590

Sat 24/101:10 p.m. -

Nonstop1h 37m

Sun 25/103:20 p.m. -

Nonstop1h 35m

Deal found 28/8C$ 598

Wed 11/117:44 p.m. -

1 stop3h 47m

Sat 14/1110:30 a.m. -

1 stop3h 55m

Deal found 26/8C$ 620

Tue 20/1012:45 p.m. -

1 stop5h 57m

Tue 27/1010:30 a.m. -

1 stop3h 55m

Deal found 25/8C$ 621

Fri 11/99:30 a.m. -

1 stop5h 17m

Sat 12/93:25 p.m. -

1 stop6h 05m

Deal found 28/8C$ 630

Sun 11/106:10 p.m. -

2 stops37h 11m

Sun 18/101:52 p.m. -

1 stop26h 03m

Deal found 27/8C$ 860

Fri 11/98:30 a.m. -

1 stop6h 17m

Tue 15/93:25 p.m. -

1 stop6h 05m

Deal found 28/8C$ 630

Find flight deals from Ontario to Philadelphia

Round-trip from	C$ 458
One-way from	C$ 250
Popular in	June
Cheapest in	December
Average price	C$ 641
Good round-trip deal	C$ 551 or less
Good one-way deal	C$ 353 or less

American Airlines
19/9-20/9
1 total stop
16h 37m total
Ontario to Philadelphia

Search Deals

28/9
1 total stop
27h 52m total
Ontario to Philadelphia

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (C$ 78 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 12 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

Cheapflights Fare Finder

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

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Sun 10/1

6:00 a.m.-11:50 a.m.

1 stop5h 50m

Philadelphia

Wed 13/1

9:42 a.m.-3:59 p.m.

1 stop6h 17m

C$ 551

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Tue 8/12

6:00 a.m.-11:37 a.m.

1 stop5h 37m

Philadelphia

Sat 12/12

5:28 p.m.-11:07 p.m.

1 stop5h 39m

C$ 552

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Sat 31/10

9:40 a.m.-4:44 p.m.

1 stop7h 04m

Philadelphia

Sat 7/11

12:32 p.m.-5:19 p.m.

1 stop4h 47m

C$ 553

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Wed 3/2

9:10 a.m.-4:21 p.m.

1 stop7h 11m

Philadelphia

Mon 8/2

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

Nonstop1h 35m

C$ 558

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Thu 17/9

9:30 a.m.-2:47 p.m.

1 stop5h 17m

Philadelphia

Sat 19/9

3:25 p.m.-9:30 p.m.

1 stop6h 05m

C$ 559

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Thu 1/10

9:10 p.m.-10:46 p.m.

Nonstop1h 36m

Philadelphia

Sun 4/10

7:00 a.m.-8:33 a.m.

Nonstop1h 33m

C$ 563

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Wed 14/10

10:45 a.m.-2:47 p.m.

1 stop4h 02m

Philadelphia

Mon 19/10

3:25 p.m.-9:30 p.m.

1 stop6h 05m

C$ 563

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Wed 10/2

12:15 p.m.-4:19 p.m.

1 stop4h 04m

Philadelphia

Sun 14/2

6:00 a.m.-11:29 a.m.

1 stop5h 29m

C$ 572

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Sat 12/9

12:08 p.m.-4:30 p.m.

1 stop4h 22m

Philadelphia

Thu 17/9

9:35 a.m.-3:15 p.m.

1 stop5h 40m

C$ 572

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Thu 1/10

9:30 a.m.-2:47 p.m.

1 stop5h 17m

Philadelphia

Sun 4/10

3:25 p.m.-9:30 p.m.

1 stop6h 05m

C$ 574

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/8

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.

YUL-PHL

YYZ-PHL

YOW-PHL

YTZ-PHL

YHM-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

YUL-PHL

YYZ-PHL

YOW-PHL

YTZ-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$ 706). 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 48% 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 (17 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$ 537 and C$ 712 in September.
The cheapest round-trip price found within the last 5 days was C$ 484 on Multiple Airlines (14 Sep-17 Sep).

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 68 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 Friday 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.

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 5h 05m. Fly via Delta, Air Canada, 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$ 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$ 250. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 447 on average, our data indicates C$ 2,325 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$ 706). 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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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

Toronto Island to LaGuardia flights

Pierre Elliott Trudeau Intl to Newark flights

Vancouver Intl to Newark flights

Toronto Island to John F Kennedy Intl flights

Pierre Elliott Trudeau Intl to John F Kennedy Intl flights

Vancouver Intl to John F Kennedy Intl flights

Hamilton to Newark flights

Vancouver Intl to LaGuardia flights

Pearson Intl to Reagan-National flights

Pearson Intl to Dulles Intl flights

Hamilton to John F Kennedy Intl flights

Calgary to Newark flights

Ottawa to Newark flights

Pearson Intl to Philadelphia flights

Pierre Elliott Trudeau Intl to Dulles Intl flights

Toronto Island to Dulles Intl flights

Québec City to Newark flights

Pierre Elliott Trudeau Intl to Reagan-National flights

Halifax to Newark flights

Vancouver Intl to Dulles Intl flights

Abbotsford to John F Kennedy Intl flights

Vancouver Intl to Reagan-National flights

Toronto Island to Reagan-National flights

Calgary to John F Kennedy Intl flights

Ottawa to LaGuardia flights

Halifax to LaGuardia flights

Calgary to LaGuardia flights

Abbotsford to LaGuardia flights

Ottawa to John F Kennedy Intl flights

Pierre Elliott Trudeau Intl to Philadelphia flights

Québec City to LaGuardia flights

Abbotsford to Newark flights

Edmonton to John F Kennedy Intl flights

Ottawa to Reagan-National flights

Ottawa to Dulles Intl flights

Region of Waterloo Intl to Newark flights

Halifax to John F Kennedy Intl flights

Winnipeg to Newark flights

Calgary to Dulles Intl flights

Region of Waterloo Intl to John F Kennedy Intl flights

Edmonton to LaGuardia flights

Edmonton to Newark flights

Vancouver Intl to Philadelphia flights

Pierre Elliott Trudeau Intl to Pittsburgh flights

Pearson Intl to Pittsburgh flights

Top 4 airlines flying from Ontario to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 321	AverageC$ 645	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
American Airlines	CheapestC$ 346	AverageC$ 569	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	CheapestC$ 360	AverageC$ 778	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Porter Airlines	CheapestC$ 463	AverageC$ 730	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$ 250

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 28/9. 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 29 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 29 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 29 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 29 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 29 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 29 August 2026.

Last-minute flights from Ontario to PhiladelphiaDiscover last-minute flight deals from Ontario to Philadelphia. Data last updated 29 August 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 29 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 29 August 2026.

Search for one-way flight options from Ontario to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 29 August 2026.

Find flight deals from Ontario to Philadelphia

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

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 29 August 2026.

It’s optimal to fly from Region of Ontario to Philadelphia at noon. By choosing this option you can save up to 48% 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 29 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 (17 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$ 537 and C$ 712 in September.The cheapest round-trip price found within the last 5 days was C$ 484 on Multiple Airlines (14 Sep-17 Sep).

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 68 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 29 August 2026.

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

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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Direct flights to Pennsylvania

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Ontario and Philadelphia flights

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Other flights to Philadelphia

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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 29 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 29 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 29 August 2026.

Last-minute flights from Ontario to Philadelphia
Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 29 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 29 August 2026.

Region of Ontario to Philadelphia flights typically cost between C$ 537 and C$ 712 in September.
The cheapest round-trip price found within the last 5 days was C$ 484 on Multiple Airlines (14 Sep-17 Sep).