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, American Airlines, or Delta 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$ 267 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$ 300 and C$ 314, 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$ 248. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 443 on average, our data indicates C$ 728 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 (78%) and PSA Airlines (76%).

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$ 243+ 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 9 September 2026.

Sat 7/1112:10 p.m. -

1 stop21h 30m

Sun 8/111:39 p.m. -

Nonstop1h 49m

Deal found 4/9C$ 388

Thu 29/104:15 p.m. -

Nonstop1h 44m

Thu 29/109:02 p.m. -

1 stop14h 42m

Deal found 7/9C$ 434

Tue 22/91:10 p.m. -

Nonstop1h 37m

Fri 25/93:25 p.m. -

Nonstop1h 40m

Deal found 8/9C$ 448

Wed 25/111:05 p.m. -

Nonstop1h 39m

Sun 29/113:20 p.m. -

Nonstop1h 35m

Deal found 8/9C$ 450

Sat 19/95:34 p.m. -

1 stop14h 41m

Sun 20/910:30 a.m. -

Nonstop1h 56m

Deal found 5/9C$ 451

Wed 21/107:55 p.m. -

Nonstop1h 37m

Wed 28/103:20 p.m. -

Nonstop1h 35m

Deal found 6/9C$ 466

Wed 23/91:10 p.m. -

Nonstop1h 37m

Mon 28/910:05 a.m. -

Nonstop1h 40m

Deal found 8/9C$ 477

Thu 24/97:55 p.m. -

Nonstop1h 37m

Sun 27/910:05 a.m. -

Nonstop1h 40m

Deal found 8/9C$ 480

Fri 25/94:40 p.m. -

1 stop6h 06m

Sat 3/104:20 p.m. -

1 stop5h 30m

Deal found 8/9C$ 485

Fri 4/129:15 a.m. -

1 stop8h 20m

Sun 6/126:48 p.m. -

2 stops21h 27m

Deal found 4/9C$ 497

Tue 22/910:30 a.m. -

1 stop4h 17m

Thu 24/97:00 a.m. -

Nonstop1h 33m

Deal found 8/9C$ 499

Mon 26/109:15 a.m. -

1 stop15h 23m

Wed 28/108:30 a.m. -

2 stops15h 25m

Deal found 7/9C$ 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 9 September 2026.

Wed 25/111:05 p.m. -

Nonstop1h 39m

Sun 29/119:15 a.m. -

1 stop6h 10m

Deal found 8/9C$ 468

Wed 3/24:04 p.m. -

Nonstop2h 02m

Mon 8/210:30 a.m. -

Nonstop1h 46m

Deal found 4/9C$ 524

Sun 10/14:55 p.m. -

1 stop6h 07m

Wed 13/16:00 a.m. -

1 stop6h 15m

Deal found 8/9C$ 539

Fri 22/19:30 a.m. -

1 stop4h 21m

Tue 2/26:22 a.m. -

1 stop7h 38m

Deal found 6/9C$ 541

Sat 19/99:45 a.m. -

1 stop9h 46m

Sun 20/97:00 a.m. -

1 stop4h 51m

Deal found 5/9C$ 549

Sat 3/106:55 a.m. -

2 stops9h 35m

Tue 6/1010:34 a.m. -

2 stops13h 46m

Deal found 4/9C$ 928

Mon 1/21:45 p.m. -

1 stop6h 26m

Mon 8/23:35 p.m. -

1 stop6h 40m

Deal found 6/9C$ 931

Thu 5/119:45 a.m. -

1 stop4h 59m

Fri 13/113:20 p.m. -

1 stop6h 16m

Deal found 8/9C$ 521

Wed 23/99:15 a.m. -

1 stop14h 12m

Mon 28/96:55 p.m. -

1 stop15h 45m

Deal found 5/9C$ 550

Sat 19/98:50 a.m. -

1 stop12h 37m

Sun 20/97:00 a.m. -

Nonstop1h 33m

Deal found 5/9C$ 571

Wed 3/23:00 p.m. -

2 stops7h 56m

Mon 8/23:20 p.m. -

Nonstop1h 35m

Deal found 4/9C$ 535

Wed 11/116:00 a.m. -

1 stop8h 17m

Sun 15/116:15 a.m. -

1 stop15h 02m

Deal found 5/9C$ 550

Thu 26/1110:00 a.m. -

1 stop4h 16m

Sun 29/119:15 a.m. -

Nonstop1h 35m

Deal found 4/9C$ 605

Tue 20/1011:10 a.m. -

1 stop4h 31m

Mon 26/105:05 p.m. -

1 stop4h 30m

Deal found 5/9C$ 556

Fri 11/126:10 a.m. -

1 stop6h 04m

Mon 14/121:15 p.m. -

1 stop7h 46m

Deal found 6/9C$ 560

Sun 25/1010:35 a.m. -

1 stop9h 29m

Thu 29/109:09 p.m. -

1 stop23h 57m

Deal found 4/9C$ 607

Sat 3/108:30 a.m. -

1 stop6h 17m

Sun 4/103:25 p.m. -

1 stop4h 25m

Deal found 6/9C$ 560

Thu 24/96:10 a.m. -

1 stop8h 33m

Sun 27/910:40 a.m. -

1 stop4h 00m

Deal found 8/9C$ 564

Fri 27/118:50 a.m. -

2 stops7h 31m

Sun 29/119:15 a.m. -

1 stop6h 10m

Deal found 8/9C$ 578

Wed 14/101:00 p.m. -

1 stop5h 14m

Fri 16/106:10 a.m. -

1 stop5h 39m

Deal found 6/9C$ 581

Sun 18/109:15 a.m. -

2 stops46h 06m

Sun 25/109:09 p.m. -

1 stop17h 57m

Deal found 3/9C$ 670

Mon 2/118:30 a.m. -

1 stop6h 14m

Fri 6/113:20 p.m. -

1 stop6h 16m

Deal found 4/9C$ 579

Sat 31/107:44 p.m. -

1 stop3h 41m

Sun 1/116:15 a.m. -

1 stop7h 48m

Deal found 6/9C$ 581

Fri 25/97:00 a.m. -

1 stop14h 57m

Sun 27/97:50 a.m. -

1 stop31h 17m

Deal found 6/9C$ 698

Mon 2/119:45 a.m. -

1 stop4h 59m

Sun 8/113:20 p.m. -

1 stop6h 16m

Deal found 4/9C$ 579

Wed 7/108:50 a.m. -

1 stop5h 53m

Thu 15/106:15 a.m. -

1 stop3h 49m

Deal found 6/9C$ 589

Thu 10/127:10 a.m. -

2 stops7h 34m

Mon 14/123:20 p.m. -

1 stop5h 30m

Deal found 3/9C$ 588

Thu 24/97:00 a.m. -

1 stop7h 43m

Sun 27/97:30 p.m. -

1 stop4h 24m

Deal found 5/9C$ 600

Sat 3/103:35 p.m. -

2 stops5h 57m

Mon 12/1010:05 a.m. -

2 stops8h 15m

Deal found 6/9C$ 608

Fri 27/117:44 p.m. -

1 stop3h 46m

Sun 28/27:00 p.m. -

1 stop5h 19m

Deal found 7/9C$ 621

Find flight deals from Ontario to Philadelphia

Round-trip from	C$ 388
One-way from	C$ 243
Popular in	June
Cheapest in	December
Average price	C$ 560
Good round-trip deal	C$ 562 or less
Good one-way deal	C$ 351 or less

American Airlines
7/11-8/11
1 total stop
23h 19m total
Ontario to Philadelphia

Search Deals

27/10-31/12
2 total stops
15h 32m total
Ontario to Philadelphia

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (C$ 76 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 September 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

OttawaPhiladelphia

YOW Ottawa - PHL Philadelphia

YOWPHL

Ottawa

Mon 5/10

7:15 a.m.-7:16 a.m.

2 stops24h 01m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 263

Quickest round-trip

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Thu 22/10

7:55 p.m.-9:32 p.m.

Nonstop1h 37m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 281

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Sat 17/10

5:30 p.m.-9:32 p.m.

1 stop4h 02m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 298

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Thu 15/10

1:40 p.m.-7:21 a.m.

2 stops17h 41m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 302

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

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

Nonstop1h 39m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 303

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Tue 6/10

3:35 p.m.-9:32 p.m.

2 stops5h 57m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 305

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Tue 2/3

4:10 p.m.-10:55 p.m.

1 stop6h 45m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 305

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Thu 4/3

5:10 p.m.-10:55 p.m.

1 stop5h 45m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 305

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Thu 22/10

6:35 p.m.-7:21 a.m.

3 stops36h 46m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 306

MontrealPhiladelphia

YUL Montreal Pierre Elliott Trudeau Intl - PHL Philadelphia

YULPHL

Montreal Pierre Elliott Trudeau Intl

Tue 6/10

5:10 p.m.-11:08 p.m.

1 stop5h 58m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 309

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

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

YOW-PHL

YTZ-PHL

YYZ-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

YOW-PHL

YTZ-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$ 565). Flying from Region of Ontario to Philadelphia in July is currently the most expensive (average of C$ 702). 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 47% 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 (7 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$ 556 and C$ 713 in December.
The cheapest round-trip price found within the last 5 days was C$ 497 on Multiple Airlines (4 Dec-6 Dec).

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 evenings 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 1h 37m. Fly via Air Canada, American Airlines, or Delta 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$ 267 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$ 300 and C$ 314, 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 (78%) and PSA 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$ 248. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 443 on average, our data indicates C$ 728 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$ 565). Flying from Region of Ontario to Philadelphia in July is currently the most expensive (average of C$ 702). 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

Voorhees

Reading

King of Prussia

Wildwood

West Chester

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Toronto Island to Newark flights

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Pearson Intl to LaGuardia flights

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Toronto Island to LaGuardia flights

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Vancouver Intl to Newark flights

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Hamilton to Newark flights

Pearson Intl to Reagan-National flights

Pearson Intl to Dulles Intl flights

Vancouver Intl to LaGuardia flights

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Calgary to Newark flights

Pierre Elliott Trudeau Intl to Reagan-National flights

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Ottawa to Newark flights

Abbotsford to John F Kennedy Intl flights

Halifax to Newark flights

Québec City to Newark flights

Hamilton to LaGuardia flights

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Calgary to LaGuardia flights

Region of Waterloo Intl to Newark flights

Ottawa to John F Kennedy Intl flights

Ottawa to LaGuardia flights

Vancouver Intl to Dulles Intl flights

Abbotsford to Newark flights

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Calgary to Dulles Intl flights

Halifax to LaGuardia flights

Ottawa to Reagan-National flights

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Ottawa to Dulles Intl flights

Toronto Island to Reagan-National flights

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Vancouver Intl to Reagan-National flights

Edmonton to Newark flights

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Edmonton to LaGuardia flights

Pierre Elliott Trudeau Intl to Pittsburgh flights

Halifax to John F Kennedy Intl flights

Winnipeg to Newark flights

Québec City to John F Kennedy Intl flights

Top 4 airlines flying from Ontario to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 320	AverageC$ 642	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
American Airlines	CheapestC$ 344	AverageC$ 580	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	CheapestC$ 358	AverageC$ 773	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Porter Airlines	CheapestC$ 461	AverageC$ 726	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$ 243

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/10. 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 9 September 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 9 September 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 9 September 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 9 September 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 9 September 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 9 September 2026.

Last-minute flights from Ontario to PhiladelphiaDiscover last-minute flight deals from Ontario to Philadelphia. Data last updated 9 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 9 September 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 9 September 2026.

Search for one-way flight options from Ontario to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 9 September 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 9 September 2026.

It’s optimal to fly from Region of Ontario to Philadelphia at noon. By choosing this option you can save up to 47% 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 (7 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$ 556 and C$ 713 in December.The cheapest round-trip price found within the last 5 days was C$ 497 on Multiple Airlines (4 Dec-6 Dec).

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 5 September 2026.

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

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Philadelphia by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Pennsylvania

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Ontario and Philadelphia flights

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Ontario to Philadelphia flights

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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 9 September 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 9 September 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 9 September 2026.

Last-minute flights from Ontario to Philadelphia
Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 9 September 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 9 September 2026.

Region of Ontario to Philadelphia flights typically cost between C$ 556 and C$ 713 in December.
The cheapest round-trip price found within the last 5 days was C$ 497 on Multiple Airlines (4 Dec-6 Dec).