$150 Cheap Flights from Philadelphia (PHL) to Ottawa (YOW)

View $150 flight on Mon, Jan 19, 2026Opens in a new window

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

Cheap Flights from Philadelphia to Ottawa (PHL-YOW)

Prices were available within the past 7 days and start at $150 for one-way flights and $322 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Jan 9 - Sun, Jan 11
PHL
Philadelphia
YOW
Ottawa
$322 Roundtrip, found 5 days ago
$322
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jan 9 from Philadelphia to Ottawa, returning Sun, Jan 11, priced at $322 found 5 days ago
United
Tue, Oct 28 - Thu, Oct 30
PHL
Philadelphia
YOW
Ottawa
$324 Roundtrip, found 6 days ago
$324
Roundtrip
found 6 days ago
Select United flight, departing Tue, Oct 28 from Philadelphia to Ottawa, returning Thu, Oct 30, priced at $324 found 6 days ago
United
Sat, Nov 1 - Fri, Nov 7
PHL
Philadelphia
YOW
Ottawa
$329 Roundtrip, found 1 day ago
$329
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 1 from Philadelphia to Ottawa, returning Fri, Nov 7, priced at $329 found 1 day ago
Air Canada
Sat, Dec 20 - Thu, Dec 25
PHL
Philadelphia
YOW
Ottawa
$337 Roundtrip, found 19 hours ago
$337
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Sat, Dec 20 from Philadelphia to Ottawa, returning Thu, Dec 25, priced at $337 found 19 hours ago
Air Canada
Tue, Aug 4 - Tue, Aug 11
PHL
Philadelphia
YOW
Ottawa
$348 Roundtrip, found 6 days ago
$348
Roundtrip
found 6 days ago
Select Air Canada flight, departing Tue, Aug 4 from Philadelphia to Ottawa, returning Tue, Aug 11, priced at $348 found 6 days ago
Air Canada
Wed, Nov 19 - Mon, Nov 24
PHL
Philadelphia
YOW
Ottawa
$348 Roundtrip, found 2 hours ago
$348
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Wed, Nov 19 from Philadelphia to Ottawa, returning Mon, Nov 24, priced at $348 found 2 hours ago
United
Fri, Jan 9 - Sun, Jan 11
PHL
Philadelphia
YOW
Ottawa
$352 Roundtrip, found 5 days ago
$352
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jan 9 from Philadelphia to Ottawa, returning Sun, Jan 11, priced at $352 found 5 days ago
Delta
Sun, Feb 22 - Tue, Mar 10
PHL
Philadelphia
YOW
Ottawa
$506 Roundtrip, found 3 hours ago
$506
Roundtrip
found 3 hours ago
Select Delta flight, departing Sun, Feb 22 from Philadelphia to Ottawa, returning Tue, Mar 10, priced at $506 found 3 hours ago
Porter Airlines
Fri, Jan 16 - Sun, Jan 18
PHL
Philadelphia
YOW
Ottawa
$894 Roundtrip, found 6 days ago
$894
Roundtrip
found 6 days ago
Select Porter Airlines flight, departing Fri, Jan 16 from Philadelphia to Ottawa, returning Sun, Jan 18, priced at $894 found 6 days ago
WestJet
Wed, Oct 22 - Thu, Oct 23
PHL
Philadelphia
YOW
Ottawa
$1,451 Roundtrip, found 4 days ago
$1,451
Roundtrip
found 4 days ago
Select WestJet flight, departing Wed, Oct 22 from Philadelphia to Ottawa, returning Thu, Oct 23, priced at $1,451 found 4 days ago

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

November is typically the cheapest month to fly

From $359 - $975 per traveler.

Alternative airports near Ottawa

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

Select flight to Macdonald-Cartier Intl. YOW. Cheapest option available. Average driving time to city center is 15 minutes. Flights from $516
YOW
Macdonald-Cartier Intl.
Cheapest
Average driving time to city center15 min
Flights from $516

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW) cost?
Lock in a cheap one-way flight from $150 or cheap return flight from $322 from Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW)?
January is the cheapest month to fly from PHL to YOW. Planning your trip for the off-season is often the key to landing a great deal.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW)?
To find the cheapest airline flying from PHL to YOW, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW)?
Direct flights from Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PHL to YOW?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on a number of factors, such as 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 PHL to YOW?
With 92% of flights typically arriving on time, American Airlines has the best on-time performance for direct flights from Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW). To check your flight status and get notified about any changes, head to the Expedia App.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW)?
Choose a flight from Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW) last-minute?
Last-minute fares from PHL to YOW are generally more expensive. To secure the best rates, start looking for flights early. That being said, if you can play around with your travel dates, it's possible to score a cheap ticket right before your trip.
Is it cheaper to book a PHL to YOW flight and hotel package?
You'll generally save money by booking a PHL to YOW flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your ideal accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Macdonald-Cartier Intl. Airport (YOW)?
Typically, it's possible to reschedule or cancel your PHL to YOW flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Macdonald-Cartier Intl.
Airlines serving
Air Canada, Porter Airlines, United, WestJet
Roundtrip price
$322
Distance
376 mi

Book with confidence

Book with confidence

Philadelphia to Ottawa Flights

The cheapest times to fly from Philadelphia to Ottawa

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 Philadelphia to Ottawa are during the month of January. You can find some of the cheapest flights from Philadelphia to Ottawa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Ottawa

Sunday is one of the best days to book for cheap flights from Philadelphia to Ottawa: 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 Philadelphia to Ottawa

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 Philadelphia to Ottawa in 2025. You can also book with separate airlines for your outbound and return journeys, from $150 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 Philadelphia to Ottawa 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 Philadelphia to Ottawa 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.

 

Philadelphia to Ottawa Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.