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 36m. Fly via Austrian Airlines, United Airlines, or Delta 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$ 272 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$ 302 and C$ 306, 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$ 496 on average, our data indicates C$ 996 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 PSA Airlines (90%), Lufthansa (88%) and American Airlines (83%).

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$ 284+ 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 21 October 2026.

Thu 29/109:10 p.m. -

Nonstop1h 36m

Sun 1/119:15 a.m. -

Nonstop1h 35m

Deal found 19/10C$ 506

Wed 18/117:35 a.m. -

2 stops10h 44m

Sat 21/117:20 a.m. -

1 stop10h 55m

Deal found 20/10C$ 506

Thu 3/127:35 a.m. -

1 stop17h 06m

Thu 10/124:31 p.m. -

2 stops22h 49m

Deal found 19/10C$ 512

Fri 4/129:15 a.m. -

1 stop10h 13m

Fri 11/129:56 p.m. -

1 stop15h 44m

Deal found 20/10C$ 513

Fri 11/126:30 a.m. -

1 stop14h 21m

Mon 14/122:51 p.m. -

1 stop24h 29m

Deal found 18/10C$ 516

Tue 20/1011:09 a.m. -

1 stop7h 12m

Tue 20/109:56 p.m. -

Nonstop1h 49m

Deal found 19/10C$ 519

Thu 3/126:30 a.m. -

1 stop26h 55m

Mon 7/122:51 p.m. -

1 stop26h 19m

Deal found 18/10C$ 520

Tue 27/1011:09 a.m. -

1 stop7h 12m

Tue 27/109:56 p.m. -

Nonstop1h 49m

Deal found 21/10C$ 522

Sat 5/122:25 p.m. -

1 stop24h 59m

Wed 9/122:51 p.m. -

1 stop24h 29m

Deal found 17/10C$ 523

Wed 2/121:40 p.m. -

1 stop22h 04m

Wed 9/122:51 p.m. -

1 stop24h 29m

Deal found 17/10C$ 527

Fri 11/129:15 a.m. -

1 stop10h 15m

Sun 13/128:30 a.m. -

1 stop15h 17m

Deal found 20/10C$ 529

Tue 17/119:10 a.m. -

3 stops22h 11m

Tue 24/115:01 a.m. -

2 stops13h 14m

Deal found 20/10C$ 547

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 21 October 2026.

Wed 18/112:45 p.m. -

Nonstop1h 36m

Wed 25/115:05 p.m. -

Nonstop1h 35m

Deal found 20/10C$ 570

Fri 6/114:15 p.m. -

2 stops15h 06m

Mon 9/119:09 p.m. -

1 stop17h 51m

Deal found 20/10C$ 582

Sat 7/116:10 p.m. -

1 stop4h 58m

Wed 11/116:00 a.m. -

1 stop7h 30m

Deal found 16/10C$ 722

Sat 7/118:35 a.m. -

1 stop12h 59m

Sat 14/117:40 p.m. -

1 stop4h 12m

Deal found 21/10C$ 727

Sat 31/108:30 a.m. -

1 stop6h 14m

Sun 1/113:20 p.m. -

1 stop6h 16m

Deal found 17/10C$ 769

Thu 21/14:35 p.m. -

1 stop7h 40m

Tue 26/16:15 a.m. -

2 stops17h 52m

Deal found 20/10C$ 624

Fri 13/114:15 p.m. -

2 stops15h 06m

Sun 15/115:45 p.m. -

2 stops21h 15m

Deal found 20/10C$ 647

Wed 4/116:10 p.m. -

1 stop4h 58m

Sat 7/116:10 a.m. -

1 stop5h 09m

Deal found 17/10C$ 723

Tue 17/118:35 a.m. -

1 stop5h 42m

Sat 21/117:40 p.m. -

1 stop4h 12m

Deal found 20/10C$ 727

Thu 21/110:45 a.m. -

1 stop3h 59m

Sat 23/13:20 p.m. -

1 stop6h 16m

Deal found 16/10C$ 769

Fri 11/124:35 p.m. -

1 stop8h 14m

Mon 14/126:50 p.m. -

1 stop20h 10m

Deal found 18/10C$ 665

Sat 7/119:40 a.m. -

1 stop7h 04m

Sun 8/116:10 a.m. -

1 stop7h 26m

Deal found 18/10C$ 745

Wed 18/116:45 a.m. -

1 stop5h 20m

Mon 23/117:40 p.m. -

1 stop4h 12m

Deal found 20/10C$ 748

Tue 10/1112:15 p.m. -

1 stop7h 04m

Fri 13/116:00 a.m. -

1 stop7h 30m

Deal found 18/10C$ 745

Wed 4/117:44 p.m. -

1 stop3h 47m

Sat 7/117:40 p.m. -

1 stop4h 12m

Deal found 17/10C$ 754

Sat 5/127:00 a.m. -

1 stop17h 43m

Sat 12/124:31 p.m. -

2 stops22h 01m

Deal found 21/10C$ 686

Thu 19/112:20 p.m. -

1 stop8h 55m

Mon 23/116:00 a.m. -

1 stop7h 30m

Deal found 17/10C$ 765

Mon 30/117:10 p.m. -

2 stops17h 57m

Wed 2/1212:49 p.m. -

2 stops20h 50m

Deal found 16/10C$ 698

Thu 19/116:45 a.m. -

1 stop5h 20m

Mon 23/117:40 p.m. -

1 stop4h 12m

Deal found 20/10C$ 769

Sun 15/1110:50 a.m. -

1 stop3h 49m

Sat 21/119:15 a.m. -

1 stop6h 33m

Deal found 16/10C$ 956

Fri 11/126:10 p.m. -

1 stop5h 17m

Sun 13/126:00 a.m. -

1 stop7h 35m

Deal found 18/10C$ 767

Sun 13/1210:35 a.m. -

2 stops14h 08m

Mon 14/128:40 a.m. -

2 stops11h 15m

Deal found 17/10C$ 700

Fri 13/1112:50 p.m. -

2 stops11h 39m

Fri 20/112:20 p.m. -

1 stop9h 14m

Deal found 16/10C$ 703

Fri 11/127:40 p.m. -

1 stop14h 17m

Mon 14/129:45 a.m. -

1 stop6h 57m

Deal found 20/10C$ 887

Tue 17/1112:05 p.m. -

1 stop11h 04m

Thu 19/1110:30 a.m. -

1 stop8h 27m

Deal found 19/10C$ 895

Wed 13/18:00 a.m. -

1 stop9h 58m

Sat 23/19:51 p.m. -

1 stop16h 38m

Deal found 20/10C$ 814

Mon 1/26:15 a.m. -

1 stop11h 29m

Mon 8/29:55 a.m. -

1 stop11h 28m

Deal found 18/10C$ 992

Fri 6/117:05 a.m. -

2 stops24h 16m

Sun 8/111:52 p.m. -

1 stop9h 42m

Deal found 18/10C$ 833

Tue 10/116:15 a.m. -

1 stop11h 32m

Fri 13/116:00 a.m. -

1 stop9h 07m

Deal found 20/10C$ 1,049

Sun 15/117:05 a.m. -

1 stop16h 30m

Sat 21/114:50 p.m. -

2 stops21h 52m

Deal found 16/10C$ 878

Find flight deals from Ontario to Philadelphia

Round-trip from	C$ 506
One-way from	C$ 284
Popular in	June
Cheapest in	April
Average price	C$ 636
Good round-trip deal	C$ 653 or less
Good one-way deal	C$ 416 or less

Austrian Airlines
31/10-7/11
Nonstop
3h 11m total
Ontario to Philadelphia

Search Deals

4/12-31/12
2 total stops
21h 58m total
Ontario to Philadelphia

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 72 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 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

Fri 4/12

3:15 p.m.-1:13 p.m.

2 stops21h 58m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 284

OttawaPhiladelphia

YOW Ottawa - PHL Philadelphia

YOWPHL

Ottawa

Thu 3/12

4:40 p.m.-1:13 p.m.

2 stops44h 33m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 342

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Sun 22/11

4:15 p.m.-8:02 a.m.

2 stops15h 47m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 343

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Sat 5/12

10:30 a.m.-11:11 p.m.

2 stops12h 41m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 346

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Fri 6/11

10:30 a.m.-8:04 p.m.

1 stop9h 34m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 352

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Thu 19/11

9:10 a.m.-2:30 p.m.

2 stops29h 20m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 377

OttawaPhiladelphia

YOW Ottawa - PHL Philadelphia

YOWPHL

Ottawa

Mon 9/11

7:05 a.m.-7:21 a.m.

2 stops48h 16m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 384

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Wed 4/11

8:30 a.m.-2:39 p.m.

1 stop6h 09m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 390

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Wed 11/11

6:10 p.m.-11:15 p.m.

1 stop5h 05m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 402

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Tue 29/12

4:04 p.m.-7:52 p.m.

1 stop3h 48m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 402

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

Showing 1-10 of 57 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

YOW-PHL

YXU-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

YOW-PHL

YXU-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$ 577). Flying from Region of Ontario to Philadelphia in July is currently the most expensive (average of C$ 716). 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 52% 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 Sunday, 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$ 584 and C$ 723 in October.
The cheapest round-trip price found within the last 5 days was C$ 506 on Multiple Airlines (31 Oct-7 Nov).

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 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 1h 36m. Fly via Austrian Airlines, United Airlines, or Delta 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$ 272 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$ 302 and C$ 306, 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 PSA Airlines (90%), Lufthansa (88%) and American Airlines (83%).
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$ 496 on average, our data indicates C$ 996 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$ 577). Flying from Region of Ontario to Philadelphia in July is currently the most expensive (average of C$ 716). 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

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King of Prussia

Wildwood

West Chester

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Alternative routes for Ontario to Philadelphia

Toronto Island to Newark flights

Pearson Intl to Newark flights

Pearson Intl to John F Kennedy Intl flights

Pierre Elliott Trudeau Intl to Newark flights

Pearson Intl to LaGuardia flights

Pierre Elliott Trudeau Intl to LaGuardia flights

Toronto Island to LaGuardia flights

Vancouver Intl to Newark flights

Toronto Island to John F Kennedy Intl flights

Pierre Elliott Trudeau Intl to John F Kennedy Intl flights

Hamilton to Newark flights

Vancouver Intl to John F Kennedy Intl flights

Pearson Intl to Reagan-National flights

Pearson Intl to Dulles Intl flights

Vancouver Intl to LaGuardia flights

Hamilton to John F Kennedy Intl flights

Calgary to Newark flights

Toronto Island to Dulles Intl flights

Halifax to Newark flights

Abbotsford to John F Kennedy Intl flights

Calgary to John F Kennedy Intl flights

Ottawa to Newark flights

Toronto Island to Reagan-National flights

Québec City to Newark flights

Hamilton to LaGuardia flights

Pearson Intl to Philadelphia flights

Pierre Elliott Trudeau Intl to Reagan-National flights

Ottawa to John F Kennedy Intl flights

Ottawa to LaGuardia flights

Pierre Elliott Trudeau Intl to Dulles Intl flights

Calgary to LaGuardia flights

Halifax to LaGuardia flights

Abbotsford to LaGuardia flights

Edmonton to John F Kennedy Intl flights

Vancouver Intl to Dulles Intl flights

Pearson Intl to Pittsburgh flights

Calgary to Dulles Intl flights

Edmonton to LaGuardia flights

Québec City to LaGuardia flights

Edmonton to Newark flights

Pierre Elliott Trudeau Intl to Philadelphia flights

Abbotsford to Newark flights

Vancouver Intl to Reagan-National flights

Toronto Island to Philadelphia flights

Calgary to Reagan-National flights

Winnipeg to Newark flights

Winnipeg to LaGuardia flights

Halifax to John F Kennedy Intl flights

Vancouver Intl to Philadelphia flights

Winnipeg to John F Kennedy Intl flights

Top 4 airlines flying from Ontario to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 318	AverageC$ 729	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
American Airlines	CheapestC$ 352	AverageC$ 610	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Porter Airlines	CheapestC$ 470	AverageC$ 740	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
United Airlines	CheapestC$ 630	AverageC$ 875	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$ 284

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 4/12. 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 21 October 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 21 October 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 21 October 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 21 October 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 21 October 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 21 October 2026.

Last-minute flights from Ontario to PhiladelphiaDiscover last-minute flight deals from Ontario to Philadelphia. Data last updated 21 October 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 21 October 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 21 October 2026.

Search for one-way flight options from Ontario to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 21 October 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 21 October 2026.

It’s optimal to fly from Region of Ontario to Philadelphia at noon. By choosing this option you can save up to 52% 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 Sunday, 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$ 584 and C$ 723 in October.The cheapest round-trip price found within the last 5 days was C$ 506 on Multiple Airlines (31 Oct-7 Nov).

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 17 October 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?

Browse thousands of different options on Cheapflights for your next trip

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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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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 21 October 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 21 October 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 21 October 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 21 October 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 21 October 2026.

Last-minute flights from Ontario to Philadelphia
Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 21 October 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 21 October 2026.

Region of Ontario to Philadelphia flights typically cost between C$ 584 and C$ 723 in October.
The cheapest round-trip price found within the last 5 days was C$ 506 on Multiple Airlines (31 Oct-7 Nov).