$217 Cheap Flights from Ottawa (YOW) to Philadelphia (PHL)

View $217 flight on Sun, Dec 28, 2025Opens in a new window

Popular airlines from Ottawa International Airport (YOW) to Philadelphia Intl. Airport (PHL)

Cheap Flights from Ottawa to Philadelphia (YOW-PHL)

Prices were available within the past 7 days and start at $217 for one-way flights and $441 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, Feb 26 - Mon, Mar 16
YOW
Ottawa
PHL
Philadelphia
$441 Roundtrip, found 10 hours ago
$441
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Thu, Feb 26 from Ottawa to Philadelphia, returning Mon, Mar 16, priced at $441 found 10 hours ago
Air Canada
Wed, Mar 11 - Mon, Mar 16
YOW
Ottawa
PHL
Philadelphia
$442 Roundtrip, found 1 day ago
$442
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Mar 11 from Ottawa to Philadelphia, returning Mon, Mar 16, priced at $442 found 1 day ago
Air Canada
Mon, Nov 10 - Sun, Nov 16
YOW
Ottawa
PHL
Philadelphia
$445 Roundtrip, found 19 hours ago
$445
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Mon, Nov 10 from Ottawa to Philadelphia, returning Sun, Nov 16, priced at $445 found 19 hours ago
Air Canada
Sun, Nov 2 - Tue, Nov 4
YOW
Ottawa
PHL
Philadelphia
$447 Roundtrip, found 1 day ago
$447
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sun, Nov 2 from Ottawa to Philadelphia, returning Tue, Nov 4, priced at $447 found 1 day ago
Air Canada
Thu, Feb 26 - Mon, Mar 16
YOW
Ottawa
PHL
Philadelphia
$447 Roundtrip, found 10 hours ago
$447
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Thu, Feb 26 from Ottawa to Philadelphia, returning Mon, Mar 16, priced at $447 found 10 hours ago
Air Canada
Sat, Mar 7 - Mon, Mar 16
YOW
Ottawa
PHL
Philadelphia
$449 Roundtrip, found 1 day ago
$449
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Mar 7 from Ottawa to Philadelphia, returning Mon, Mar 16, priced at $449 found 1 day ago
United
Thu, Feb 26 - Mon, Mar 16
YOW
Ottawa
PHL
Philadelphia
$451 Roundtrip, found 10 hours ago
$451
Roundtrip
found 10 hours ago
Select United flight, departing Thu, Feb 26 from Ottawa to Philadelphia, returning Mon, Mar 16, priced at $451 found 10 hours ago
Air Canada
Sat, Nov 15 - Sun, Nov 16
YOW
Ottawa
PHL
Philadelphia
$452 Roundtrip, found 19 hours ago
$452
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Sat, Nov 15 from Ottawa to Philadelphia, returning Sun, Nov 16, priced at $452 found 19 hours ago
Porter Airlines
Wed, Dec 24 - Thu, Jan 1
YOW
Ottawa
PHL
Philadelphia
$477 Roundtrip, found 1 day ago
$477
Roundtrip
found 1 day ago
Select Porter Airlines flight, departing Wed, Dec 24 from Ottawa to Philadelphia, returning Thu, Jan 1, priced at $477 found 1 day ago
WestJet
Thu, Nov 13 - Sun, Nov 16
YOW
Ottawa
PHL
Philadelphia
$1,211 Roundtrip, found 1 day ago
$1,211
Roundtrip
found 1 day ago
Select WestJet flight, departing Thu, Nov 13 from Ottawa to Philadelphia, returning Sun, Nov 16, priced at $1,211 found 1 day ago

Find the cheapest month to fly from Ottawa (YOW) to Philadelphia (PHL)

November is typically the cheapest month to fly

From $300 - $822 per traveler.

Alternative airports near Philadelphia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Philadelphia Intl. PHL. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $445
PHL
Philadelphia Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $445

Frequently asked questions

How much does a flight from Macdonald-Cartier Intl. Airport (YOW) to Philadelphia Intl. Airport (PHL) cost?
Grab a cheap one-way flight from $217 or cheap return flight from $441 from Macdonald-Cartier Intl. Airport (YOW) to Philadelphia Intl. Airport (PHL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Macdonald-Cartier Intl. Airport (YOW) to Philadelphia Intl. Airport (PHL)?
February is the most affordable month to fly from YOW to PHL. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from Macdonald-Cartier Intl. Airport (YOW) to Philadelphia Intl. Airport (PHL)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest YOW to PHL flight.
How many flights per day from Macdonald-Cartier Intl. Airport (YOW) to Philadelphia Intl. Airport (PHL)?
Direct flights from Macdonald-Cartier Intl. Airport (YOW) to Philadelphia Intl. Airport (PHL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YOW to PHL?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from YOW to PHL?
Consider booking with American Airlines if you'd like to fly straight from Macdonald-Cartier Intl. Airport (YOW) to Philadelphia Intl. Airport (PHL) without any interruptions. This carrier has the strongest track record for punctuality, with an on-time performance of 84%. Want to be notified if anything changes? You can check your flight status using the Expedia App.
What is the best time to fly from Macdonald-Cartier Intl. Airport (YOW) to Philadelphia Intl. Airport (PHL)?
To touch down at Philadelphia Intl. Airport (PHL) without delays, opt for a flight that leaves Macdonald-Cartier Intl. Airport (YOW) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Macdonald-Cartier Intl. Airport (YOW) to Philadelphia Intl. Airport (PHL) last-minute?
Last-minute bookings from YOW to PHL are usually more expensive. To secure the best rates, start searching for flights as soon as possible. That being said, if you're flexible with your travel dates, you may land a cheap fare right before your journey.
Is it cheaper to book a YOW to PHL flight and hotel package?
Booking a YOW to PHL flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our wide range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Macdonald-Cartier Intl. Airport (YOW) to Philadelphia Intl. Airport (PHL)?
If you reserved your YOW to PHL flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Origin airport
Macdonald-Cartier Intl.
Destination airport
Philadelphia Intl.
Airlines serving
Air Canada, Porter Airlines, United, WestJet
Roundtrip price
$440
Distance
376 mi

Book with confidence

Ottawa to Philadelphia Flights

The cheapest times to fly from Ottawa to Philadelphia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ottawa to Philadelphia are during the month of February. You can find some of the cheapest flights from Ottawa to Philadelphia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ottawa to Philadelphia

Sunday is one of the best days to book for cheap flights from Ottawa to Philadelphia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ottawa to Philadelphia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ottawa to Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from $217 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ottawa to Philadelphia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ottawa to Philadelphia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ottawa to Philadelphia Flights

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*Available to One Key members.