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 17m. Fly via Air Canada, Delta, or United Airlines to get the fastest option. There are 557 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$ 290 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 Porter Airlines and American Airlines, with prices starting from C$ 290 and C$ 309, 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$ 290. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 422 on average, our data indicates C$ 1,402 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 Lufthansa (100%), PSA Airlines (91%) and American Airlines (87%).

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

Consider Air Canada, Porter Airlines or American 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$ 263+ Cheap Flights from Ontario to Philadelphia

Cheap flight deals from Ontario to Philadelphia

Enter your travel dates to find the best prices.

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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 12 November 2026.

Wed 9/129:20 a.m. -

2 stops14h 06m

Wed 16/127:00 a.m. -

1 stop16h 55m

Deal found 11/11C$ 471

Fri 4/129:00 p.m. -

Nonstop1h 36m

Sun 6/129:15 a.m. -

Nonstop1h 35m

Deal found 7/11C$ 481

Tue 8/129:35 a.m. -

2 stops14h 05m

Tue 15/122:51 p.m. -

1 stop24h 29m

Deal found 7/11C$ 484

Thu 10/126:30 a.m. -

2 stops17h 10m

Tue 15/122:51 p.m. -

1 stop24h 29m

Deal found 9/11C$ 489

Fri 4/122:45 p.m. -

Nonstop1h 36m

Sun 6/128:22 a.m. -

Nonstop1h 57m

Deal found 9/11C$ 498

Mon 7/122:25 p.m. -

2 stops33h 15m

Sat 19/126:15 a.m. -

1 stop16h 16m

Deal found 9/11C$ 501

Tue 8/1212:20 p.m. -

1 stop23h 17m

Fri 18/126:41 a.m. -

1 stop17h 14m

Deal found 9/11C$ 506

Fri 13/116:15 p.m. -

Nonstop1h 46m

Sun 15/118:27 a.m. -

Nonstop1h 48m

Deal found 11/11C$ 526

Wed 9/1212:15 p.m. -

2 stops12h 28m

Wed 16/124:31 p.m. -

2 stops20h 19m

Deal found 9/11C$ 566

Wed 2/128:30 a.m. -

1 stop6h 09m

Sat 5/123:20 p.m. -

1 stop4h 31m

Deal found 11/11C$ 637

Thu 3/124:35 p.m. -

1 stop8h 09m

Wed 9/124:31 p.m. -

2 stops20h 19m

Deal found 10/11C$ 650

Fri 4/124:35 p.m. -

1 stop8h 04m

Sun 6/126:45 p.m. -

1 stop20h 15m

Deal found 9/11C$ 659

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 12 November 2026.

Wed 9/128:00 a.m. -

1 stop6h 44m

Wed 16/129:15 a.m. -

Nonstop1h 35m

Deal found 12/11C$ 642

Fri 11/126:10 p.m. -

1 stop5h 17m

Tue 15/129:43 a.m. -

1 stop3h 52m

Deal found 11/11C$ 646

Fri 4/126:45 a.m. -

1 stop5h 28m

Thu 17/129:15 a.m. -

Nonstop1h 35m

Deal found 11/11C$ 647

Fri 12/26:45 a.m. -

1 stop5h 33m

Mon 15/29:39 a.m. -

1 stop7h 08m

Deal found 10/11C$ 649

Fri 4/1210:53 a.m. -

1 stop7h 04m

Sun 6/126:24 a.m. -

1 stop7h 39m

Deal found 9/11C$ 649

Mon 7/125:55 p.m. -

1 stop16h 02m

Sat 19/125:05 p.m. -

Nonstop1h 35m

Deal found 9/11C$ 650

Thu 10/126:45 a.m. -

1 stop7h 10m

Sun 13/129:45 a.m. -

1 stop11h 30m

Deal found 11/11C$ 649

Thu 26/118:35 a.m. -

1 stop5h 42m

Sun 29/119:15 a.m. -

Nonstop1h 35m

Deal found 10/11C$ 654

Sat 28/119:50 a.m. -

1 stop4h 49m

Sun 6/123:20 p.m. -

1 stop4h 31m

Deal found 7/11C$ 727

Fri 11/123:35 p.m. -

1 stop6h 04m

Sat 12/126:00 a.m. -

1 stop8h 25m

Deal found 11/11C$ 660

Thu 10/1210:29 a.m. -

1 stop14h 15m

Tue 15/126:31 p.m. -

2 stops42h 19m

Deal found 7/11C$ 667

Thu 26/118:30 a.m. -

1 stop6h 09m

Sun 29/1110:30 a.m. -

1 stop8h 27m

Deal found 10/11C$ 814

Thu 10/1210:29 a.m. -

1 stop14h 15m

Sun 13/126:31 p.m. -

2 stops25h 24m

Deal found 11/11C$ 680

Tue 16/37:00 a.m. -

1 stop7h 22m

Tue 16/34:55 p.m. -

1 stop7h 18m

Deal found 7/11C$ 724

Sat 28/119:50 a.m. -

1 stop4h 49m

Sun 29/1110:30 a.m. -

1 stop8h 27m

Deal found 12/11C$ 826

Sun 14/39:10 p.m. -

Nonstop1h 35m

Fri 19/310:05 a.m. -

1 stop6h 18m

Deal found 11/11C$ 743

Wed 2/1210:29 a.m. -

2 stops12h 40m

Sat 5/1212:45 p.m. -

2 stops20h 54m

Deal found 11/11C$ 745

Sat 26/129:00 a.m. -

1 stop5h 44m

Sat 2/15:05 p.m. -

1 stop4h 45m

Deal found 11/11C$ 873

Thu 7/19:00 p.m. -

Nonstop1h 36m

Sat 9/19:15 a.m. -

Nonstop1h 35m

Deal found 9/11C$ 747

Fri 4/1212:05 p.m. -

1 stop5h 52m

Sun 6/123:20 p.m. -

1 stop4h 31m

Deal found 11/11C$ 772

Sat 19/129:00 a.m. -

1 stop5h 44m

Sun 20/125:05 p.m. -

1 stop4h 45m

Deal found 10/11C$ 873

Fri 11/1212:05 p.m. -

1 stop5h 52m

Sun 13/1210:53 a.m. -

1 stop5h 49m

Deal found 11/11C$ 768

Fri 25/121:10 p.m. -

1 stop7h 04m

Fri 1/15:01 a.m. -

2 stops13h 09m

Deal found 9/11C$ 799

Thu 26/1110:50 a.m. -

1 stop3h 49m

Wed 2/127:00 a.m. -

1 stop16h 20m

Deal found 11/11C$ 804

Mon 1/210:50 a.m. -

1 stop3h 54m

Mon 8/25:05 p.m. -

1 stop5h 50m

Deal found 8/11C$ 979

Wed 6/16:15 a.m. -

1 stop5h 49m

Thu 7/16:24 a.m. -

1 stop7h 45m

Deal found 11/11C$ 848

Mon 7/124:35 p.m. -

1 stop8h 09m

Mon 14/125:01 a.m. -

3 stops14h 54m

Deal found 9/11C$ 821

Thu 24/126:15 a.m. -

1 stop15h 26m

Thu 31/126:24 a.m. -

1 stop7h 45m

Deal found 9/11C$ 852

Find flight deals from Ontario to Philadelphia

Round-trip from	C$ 471
One-way from	C$ 263
Popular in	November
Cheapest in	April
Average price	C$ 744
Good round-trip deal	C$ 750 or less
Good one-way deal	C$ 503 or less

9/12-16/12
3 total stops
31h 01m total
Ontario to Philadelphia

Search Deals

8/12-31/12
1 total stop
23h 17m total
Ontario to Philadelphia

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (C$ 54 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 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

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Mon 16/11

7:30 a.m.-9:18 a.m.

Nonstop1h 48m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 314

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Thu 7/1

10:45 a.m.-2:59 p.m.

1 stop4h 14m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 321

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Sun 13/12

4:15 p.m.-11:11 p.m.

2 stops30h 56m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 324

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Sat 9/1

10:45 a.m.-2:59 p.m.

1 stop4h 14m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 326

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Fri 4/12

4:15 p.m.-6:31 p.m.

2 stops26h 16m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 336

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Mon 28/12

6:00 a.m.-8:01 a.m.

Nonstop2h 01m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 350

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Thu 26/11

7:44 a.m.-9:29 a.m.

Nonstop1h 45m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 350

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Sun 13/12

9:45 a.m.-2:44 p.m.

1 stop4h 59m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 350

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Sat 26/12

10:45 a.m.-2:44 p.m.

1 stop3h 59m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 350

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Mon 28/12

9:00 a.m.-2:44 p.m.

1 stop5h 44m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 363

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 58 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.

YYZ-PHL

YTZ-PHL

YXU-PHL

YOW-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

YYZ-PHL

YTZ-PHL

YXU-PHL

YOW-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$ 585). Flying from Region of Ontario to Philadelphia in November is currently the most expensive (average of C$ 725). 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 55% 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 (18 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 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$ 643 and C$ 802 in December.
The cheapest round-trip price found within the last 5 days was C$ 471 on Multiple Airlines (9 Dec-16 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 67 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. Thursday 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 17m. Fly via Air Canada, Delta, or United Airlines to get the fastest option. There are 557 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$ 290 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 Porter Airlines and American Airlines, with prices starting from C$ 290 and C$ 309, 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 Lufthansa (100%), PSA Airlines (91%) and American Airlines (87%).
What are the cheapest flights from Region of Ontario to Philadelphia?
Looking at all options, your cheapest flight can be booked for C$ 290. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 422 on average, our data indicates C$ 1,402 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$ 585). Flying from Region of Ontario to Philadelphia in November is currently the most expensive (average of C$ 725). 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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Pierre Elliott Trudeau Intl to Newark flights

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Calgary to Newark flights

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Pierre Elliott Trudeau Intl to Reagan-National flights

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Halifax to Newark flights

Québec City to LaGuardia flights

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Calgary to LaGuardia flights

Pearson Intl to Philadelphia flights

Hamilton to LaGuardia flights

Vancouver Intl to Reagan-National flights

Vancouver Intl to Dulles Intl flights

Québec City to John F Kennedy Intl flights

Abbotsford to LaGuardia flights

Ottawa to John F Kennedy Intl flights

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Winnipeg to Newark flights

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Winnipeg to John F Kennedy Intl flights

Toronto Island to Philadelphia flights

Top 4 airlines flying from Ontario to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 322	AverageC$ 761	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
American Airlines	CheapestC$ 354	AverageC$ 632	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Porter Airlines	CheapestC$ 475	AverageC$ 752	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
United Airlines	CheapestC$ 640	AverageC$ 1,041	FlexibilityNo cancel fee	On-time69%	Search United 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$ 263

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 8/12. 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 12 November 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 12 November 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 12 November 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 12 November 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 12 November 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 12 November 2026.

Last-minute flights from Ontario to PhiladelphiaDiscover last-minute flight deals from Ontario to Philadelphia. Data last updated 12 November 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 12 November 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 12 November 2026.

Search for one-way flight options from Ontario to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 12 November 2026.

Find flight deals from Ontario to Philadelphia

Round-trip from

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 12 November 2026.

It’s optimal to fly from Region of Ontario to Philadelphia at noon. By choosing this option you can save up to 55% 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 (18 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 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$ 643 and C$ 802 in December.The cheapest round-trip price found within the last 5 days was C$ 471 on Multiple Airlines (9 Dec-16 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 67 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 7 November 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. Thursday 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

Book a non-stop flight to one of these other cities located in Pennsylvania.

Search flights from Ontario to Philadelphia by cabin class

Find flights from Ontario to Philadelphia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Philadelphia flights

Browse other Ontario and Philadelphia flight options. Last updated on 12 November 2026.

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 12 November 2026.

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Ontario to Philadelphia flights

Consider these flights travelling from Ontario to Philadelphia.

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 12 November 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 12 November 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 12 November 2026.

Last-minute flights from Ontario to Philadelphia
Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 12 November 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 12 November 2026.

Region of Ontario to Philadelphia flights typically cost between C$ 643 and C$ 802 in December.
The cheapest round-trip price found within the last 5 days was C$ 471 on Multiple Airlines (9 Dec-16 Dec).