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 3h 47m. Fly via United Airlines or Air Canada 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$ 286 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$ 301 and C$ 305, 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$ 284. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 445 on average, our data indicates C$ 1,218 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, 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$ 269+ 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 26 October 2026.

Tue 1/129:20 a.m. -

2 stops27h 47m

Thu 3/124:38 p.m. -

2 stops23h 37m

Deal found 22/10C$ 504

Tue 8/129:35 a.m. -

2 stops11h 32m

Thu 10/124:31 p.m. -

2 stops21h 09m

Deal found 26/10C$ 506

Tue 8/129:35 a.m. -

1 stop15h 08m

Tue 15/129:56 p.m. -

1 stop15h 44m

Deal found 24/10C$ 507

Mon 7/126:30 a.m. -

2 stops16h 41m

Sat 12/124:31 p.m. -

2 stops21h 09m

Deal found 22/10C$ 508

Thu 3/127:15 a.m. -

1 stop11h 46m

Thu 10/127:00 a.m. -

1 stop10h 10m

Deal found 25/10C$ 510

Wed 9/1210:40 a.m. -

1 stop28h 44m

Mon 14/129:56 p.m. -

1 stop16h 14m

Deal found 25/10C$ 511

Fri 13/118:20 a.m. -

1 stop11h 44m

Sun 15/119:09 p.m. -

1 stop15h 43m

Deal found 22/10C$ 513

Mon 7/126:30 a.m. -

2 stops16h 41m

Wed 9/126:31 p.m. -

2 stops20h 49m

Deal found 26/10C$ 518

Tue 27/1011:09 a.m. -

1 stop7h 12m

Tue 27/109:56 p.m. -

Nonstop1h 49m

Deal found 21/10C$ 520

Tue 8/1210:30 a.m. -

2 stops13h 10m

Tue 15/128:40 a.m. -

2 stops12h 25m

Deal found 24/10C$ 539

Wed 9/127:10 p.m. -

2 stops22h 16m

Wed 16/124:31 p.m. -

2 stops20h 19m

Deal found 24/10C$ 541

Sun 6/1210:30 a.m. -

1 stop14h 19m

Sun 13/126:50 p.m. -

1 stop20h 10m

Deal found 22/10C$ 548

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 26 October 2026.

Fri 8/11:45 p.m. -

2 stops10h 36m

Mon 11/15:46 p.m. -

1 stop30h 21m

Deal found 22/10C$ 485

Mon 23/117:44 p.m. -

1 stop3h 47m

Mon 30/117:40 p.m. -

1 stop4h 12m

Deal found 25/10C$ 690

Sat 7/1112:10 p.m. -

1 stop4h 34m

Sun 8/119:48 a.m. -

1 stop3h 48m

Deal found 22/10C$ 745

Fri 12/29:45 a.m. -

1 stop4h 59m

Mon 15/23:20 p.m. -

1 stop4h 36m

Deal found 21/10C$ 755

Fri 13/114:09 p.m. -

Nonstop1h 46m

Sun 15/119:56 p.m. -

Nonstop1h 51m

Deal found 25/10C$ 761

Tue 12/14:35 p.m. -

1 stop7h 40m

Sat 23/16:15 a.m. -

2 stops17h 52m

Deal found 25/10C$ 493

Wed 9/127:10 p.m. -

2 stops22h 16m

Wed 16/124:31 p.m. -

2 stops20h 19m

Deal found 25/10C$ 548

Fri 11/126:45 a.m. -

1 stop7h 10m

Mon 14/1210:53 a.m. -

1 stop5h 54m

Deal found 25/10C$ 690

Mon 9/1110:30 a.m. -

1 stop9h 34m

Wed 11/1112:36 p.m. -

2 stops24h 14m

Deal found 21/10C$ 650

Sat 7/118:35 a.m. -

1 stop12h 59m

Sat 14/117:40 p.m. -

1 stop4h 12m

Deal found 21/10C$ 724

Sat 21/111:10 p.m. -

2 stops16h 51m

Sat 28/117:20 a.m. -

1 stop10h 55m

Deal found 24/10C$ 676

Mon 9/115:55 p.m. -

1 stop5h 14m

Wed 11/1110:54 a.m. -

1 stop5h 53m

Deal found 21/10C$ 745

Sat 7/113:35 p.m. -

1 stop5h 59m

Sun 8/1110:30 a.m. -

1 stop3h 55m

Deal found 22/10C$ 745

Thu 3/1210:29 a.m. -

2 stops14h 18m

Thu 10/127:00 a.m. -

2 stops14h 05m

Deal found 25/10C$ 702

Wed 11/118:35 a.m. -

1 stop14h 36m

Sat 14/116:15 a.m. -

1 stop15h 00m

Deal found 24/10C$ 748

Thu 10/1210:30 a.m. -

2 stops14h 22m

Sun 13/128:35 p.m. -

3 stops23h 20m

Deal found 23/10C$ 730

Sat 6/35:30 a.m. -

2 stops9h 12m

Sun 14/39:15 a.m. -

1 stop5h 24m

Deal found 25/10C$ 1,223

Fri 20/115:55 p.m. -

1 stop5h 15m

Mon 23/116:46 p.m. -

1 stop5h 13m

Deal found 21/10C$ 766

Fri 13/1112:50 p.m. -

3 stops29h 29m

Mon 16/117:07 p.m. -

2 stops22h 17m

Deal found 21/10C$ 731

Fri 12/23:00 p.m. -

1 stop6h 38m

Mon 15/211:39 a.m. -

1 stop5h 01m

Deal found 21/10C$ 766

Fri 13/114:15 p.m. -

2 stops15h 06m

Sun 15/119:09 p.m. -

1 stop17h 51m

Deal found 25/10C$ 735

Fri 11/123:20 p.m. -

2 stops22h 34m

Mon 14/125:00 p.m. -

1 stop17h 07m

Deal found 21/10C$ 808

Sat 7/115:55 p.m. -

1 stop5h 02m

Sun 8/119:15 a.m. -

Nonstop1h 35m

Deal found 22/10C$ 738

Sat 28/118:20 a.m. -

2 stops6h 19m

Sat 5/126:24 a.m. -

1 stop10h 18m

Deal found 22/10C$ 741

Tue 24/119:45 a.m. -

1 stop13h 45m

Fri 27/1110:30 a.m. -

1 stop8h 57m

Deal found 25/10C$ 905

Tue 29/1210:30 a.m. -

1 stop9h 07m

Sun 3/110:20 p.m. -

2 stops38h 32m

Deal found 21/10C$ 779

Wed 11/116:15 a.m. -

1 stop11h 32m

Sun 15/1110:30 a.m. -

1 stop4h 37m

Deal found 26/10C$ 905

Sat 21/1110:15 a.m. -

2 stops14h 02m

Sat 28/1111:27 a.m. -

2 stops10h 35m

Deal found 24/10C$ 835

Wed 25/116:15 a.m. -

2 stops17h 15m

Mon 30/117:40 p.m. -

2 stops26h 16m

Deal found 21/10C$ 958

Thu 24/129:45 a.m. -

1 stop4h 28m

Sat 2/110:37 a.m. -

1 stop8h 50m

Deal found 22/10C$ 961

Find flight deals from Ontario to Philadelphia

Round-trip from	C$ 485
One-way from	C$ 269
Popular in	June
Cheapest in	April
Average price	C$ 643
Good round-trip deal	C$ 721 or less
Good one-way deal	C$ 435 or less

8/1-11/1
3 total stops
40h 57m total
Ontario to Philadelphia

Search Deals

2/12-31/12
1 total stop
22h 04m total
Ontario to Philadelphia

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 68 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

Tue 8/12

7:00 a.m.-11:26 p.m.

2 stops40h 26m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 270

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Tue 5/1

7:00 a.m.-1:11 p.m.

3 stops30h 11m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 272

TorontoPhiladelphia

YTZ Toronto Island - PHL Philadelphia

YTZPHL

Toronto Island

Wed 6/1

9:10 a.m.-8:02 p.m.

2 stops10h 52m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 273

OttawaPhiladelphia

YOW Ottawa - PHL Philadelphia

YOWPHL

Ottawa

Sun 6/12

8:00 a.m.-9:07 p.m.

2 stops37h 07m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 294

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Mon 2/11

7:35 a.m.-4:11 a.m.

2 stops44h 36m

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

Wed 25/11

4:35 p.m.-12:30 a.m.

1 stop7h 55m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 301

OttawaPhiladelphia

YOW Ottawa - PHL Philadelphia

YOWPHL

Ottawa

Sun 10/1

1:45 p.m.-1:11 p.m.

3 stops23h 26m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 307

OttawaPhiladelphia

YOW Ottawa - PHL Philadelphia

YOWPHL

Ottawa

Tue 24/11

7:05 a.m.-12:30 a.m.

2 stops41h 25m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 312

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Tue 29/12

7:14 a.m.-8:43 p.m.

1 stop13h 29m

Philadelphia

Wed 31/12

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

Nonstop0h 00m

C$ 314

Quickest round-trip

TorontoPhiladelphia

YYZ Toronto Pearson Intl - PHL Philadelphia

YYZPHL

Toronto Pearson Intl

Mon 2/11

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$ 328

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/10

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.

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$ 574). Flying from Region of Ontario to Philadelphia in July is currently the most expensive (average of C$ 713). 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 53% 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 (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 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$ 588 and C$ 733 in December.
The cheapest round-trip price found within the last 5 days was C$ 504 on Multiple Airlines (1 Dec-3 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 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 3h 47m. Fly via United Airlines or Air Canada 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$ 286 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$ 301 and C$ 305, 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$ 284. While the most popular route (Toronto Pearson Intl - Philadelphia) can be booked for C$ 445 on average, our data indicates C$ 1,218 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$ 574). Flying from Region of Ontario to Philadelphia in July is currently the most expensive (average of C$ 713). 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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Wildwood

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Alternative routes for Ontario to Philadelphia

Pearson Intl to Newark flights

Pearson Intl to John F Kennedy Intl flights

Toronto Island to Newark flights

Toronto Island to LaGuardia flights

Pearson Intl to LaGuardia flights

Pierre Elliott Trudeau Intl to Newark flights

Pierre Elliott Trudeau Intl to LaGuardia flights

Vancouver Intl to Newark flights

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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 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

Calgary to John F Kennedy Intl flights

Ottawa to Newark flights

Québec City to Newark flights

Pierre Elliott Trudeau Intl to Dulles Intl flights

Abbotsford to John F Kennedy Intl flights

Toronto Island to Dulles Intl flights

Halifax to Newark flights

Ottawa to LaGuardia flights

Québec City to LaGuardia flights

Pierre Elliott Trudeau Intl to Reagan-National flights

Ottawa to John F Kennedy Intl flights

Pearson Intl to Philadelphia flights

Calgary to LaGuardia flights

Pierre Elliott Trudeau Intl to Philadelphia flights

Toronto Island to Reagan-National flights

Pearson Intl to Pittsburgh flights

Edmonton to John F Kennedy Intl flights

Edmonton to LaGuardia flights

Abbotsford to Newark flights

Hamilton to LaGuardia flights

Edmonton to Newark flights

Vancouver Intl to Dulles Intl flights

Halifax to LaGuardia flights

Vancouver Intl to Reagan-National flights

Abbotsford to LaGuardia flights

Pierre Elliott Trudeau Intl to Pittsburgh flights

Winnipeg to Newark flights

Calgary to Dulles Intl flights

Winnipeg to John F Kennedy Intl flights

Toronto Island to Philadelphia flights

Calgary to Reagan-National flights

Winnipeg to LaGuardia flights

Halifax to John F Kennedy Intl flights

Top 4 airlines flying from Ontario to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 316	AverageC$ 754	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
American Airlines	CheapestC$ 349	AverageC$ 619	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Porter Airlines	CheapestC$ 468	AverageC$ 737	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
United Airlines	CheapestC$ 627	AverageC$ 871	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$ 269

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 2/12. 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 26 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 26 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 26 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 26 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 26 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 26 October 2026.

Last-minute flights from Ontario to PhiladelphiaDiscover last-minute flight deals from Ontario to Philadelphia. Data last updated 26 October 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 26 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 26 October 2026.

Search for one-way flight options from Ontario to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 26 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 26 October 2026.

It’s optimal to fly from Region of Ontario to Philadelphia at noon. By choosing this option you can save up to 53% 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 (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 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$ 588 and C$ 733 in December.The cheapest round-trip price found within the last 5 days was C$ 504 on Multiple Airlines (1 Dec-3 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 24 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?

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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 26 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 26 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 26 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 26 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 26 October 2026.

Last-minute flights from Ontario to Philadelphia
Discover last-minute flight deals from Ontario to Philadelphia. Data last updated 26 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 26 October 2026.

Region of Ontario to Philadelphia flights typically cost between C$ 588 and C$ 733 in December.
The cheapest round-trip price found within the last 5 days was C$ 504 on Multiple Airlines (1 Dec-3 Dec).