$244 Cheap Flights from Kitchener (YKF) to Philadelphia (PHL)

View $244 flight on Fri, Nov 14, 2025Opens in a new window

Popular airlines from Kitchener, ON (YKF-Region of Waterloo Intl.) to Philadelphia Intl. Airport (PHL)

Cheap Flights from Kitchener to Philadelphia (YKF-PHL)

Prices were available within the past 7 days and start at $244 for one-way flights and $437 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, Nov 22 - Fri, Nov 28
YKF
Kitchener
PHL
Philadelphia
$437 Roundtrip, found 17 hours ago
$437
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Sat, Nov 22 from Kitchener to Philadelphia, returning Fri, Nov 28, priced at $437 found 17 hours ago
Air Canada
Mon, Nov 17 - Sat, Nov 29
YKF
Kitchener
PHL
Philadelphia
$438 Roundtrip, found 2 days ago
$438
Roundtrip
found 2 days ago
Select Air Canada flight, departing Mon, Nov 17 from Kitchener to Philadelphia, returning Sat, Nov 29, priced at $438 found 2 days ago
Air Canada
Mon, Nov 10 - Wed, Dec 10
YKF
Kitchener
PHL
Philadelphia
$486 Roundtrip, found 4 days ago
$486
Roundtrip
found 4 days ago
Select Air Canada flight, departing Mon, Nov 10 from Kitchener to Philadelphia, returning Wed, Dec 10, priced at $486 found 4 days ago
Air Canada
Fri, Nov 21 - Sun, Nov 23
YKF
Kitchener
PHL
Philadelphia
$499 Roundtrip, found 1 day ago
$499
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, Nov 21 from Kitchener to Philadelphia, returning Sun, Nov 23, priced at $499 found 1 day ago
Air Canada
Sat, Nov 22 - Fri, Nov 28
YKF
Kitchener
PHL
Philadelphia
$501 Roundtrip, found 17 hours ago
$501
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Sat, Nov 22 from Kitchener to Philadelphia, returning Fri, Nov 28, priced at $501 found 17 hours ago
Air Canada
Mon, Nov 10 - Wed, Nov 12
YKF
Kitchener
PHL
Philadelphia
$502 Roundtrip, found 1 hour ago
$502
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Mon, Nov 10 from Kitchener to Philadelphia, returning Wed, Nov 12, priced at $502 found 1 hour ago
Air Canada
Sun, Jan 4 - Mon, Jan 5
YKF
Kitchener
PHL
Philadelphia
$511 Roundtrip, found 1 day ago
$511
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sun, Jan 4 from Kitchener to Philadelphia, returning Mon, Jan 5, priced at $511 found 1 day ago
Air Canada
Thu, Nov 27 - Sun, Nov 30
YKF
Kitchener
PHL
Philadelphia
$533 Roundtrip, found 3 days ago
$533
Roundtrip
found 3 days ago
Select Air Canada flight, departing Thu, Nov 27 from Kitchener to Philadelphia, returning Sun, Nov 30, priced at $533 found 3 days ago
Air Canada
Mon, Nov 3 - Mon, Nov 10
YKF
Kitchener
PHL
Philadelphia
$553 Roundtrip, found 3 days ago
$553
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Nov 3 from Kitchener to Philadelphia, returning Mon, Nov 10, priced at $553 found 3 days ago
WestJet
Mon, Nov 10 - Wed, Dec 10
YKF
Kitchener
PHL
Philadelphia
$1,893 Roundtrip, found 4 days ago
$1,893
Roundtrip
found 4 days ago
Select WestJet flight, departing Mon, Nov 10 from Kitchener to Philadelphia, returning Wed, Dec 10, priced at $1,893 found 4 days ago
Flights from Kitchener (YKF) to Philadelphia (PHL)
Origin airport
Region of Waterloo Intl.
Destination airport
Philadelphia Intl.
Airlines serving
Air Canada
Roundtrip price
$417
Distance
362 mi

Kitchener to Philadelphia Flights

The cheapest times to fly from Kitchener 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 Kitchener to Philadelphia are during the month of November. You can find some of the cheapest flights from Kitchener to Philadelphia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kitchener to Philadelphia

Sunday is one of the best days to book for cheap flights from Kitchener 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 Kitchener 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 Kitchener to Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from $244 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 Kitchener 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 Kitchener 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.

 

Frequently asked questions

How much does a flight from Region of Waterloo Intl. Airport (YKF) to Philadelphia Intl. Airport (PHL) cost?
Lock in a cheap one-way flight from $244 or cheap return flight from $437 from Region of Waterloo Intl. Airport (YKF) 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 Region of Waterloo Intl. Airport (YKF) to Philadelphia Intl. Airport (PHL)?
November is the cheapest month to fly from YKF to PHL. Avoiding peak travel times is often the key to finding better deals on flights.
Which airlines fly direct from Region of Waterloo Intl. Airport (YKF) to Philadelphia Intl. Airport (PHL)?
There are no direct flights from Kitchener, ON (YKF-Region of Waterloo Intl.) to Philadelphia Intl. Airport (PHL). However, there are other airports with nonstop flights. Hop on your plane at Pearson Intl. Airport (YYZ) and fly straight to Philadelphia without layovers.
What is the cheapest airline that flies from Region of Waterloo Intl. Airport (YKF) to Philadelphia Intl. Airport (PHL)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from YKF to PHL. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Region of Waterloo Intl. Airport (YKF) to Philadelphia Intl. Airport (PHL)?
There are no daily nonstop flights from Region of Waterloo Intl. Airport (YKF) to Philadelphia Intl. Airport (PHL). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from YKF to PHL?
Generally you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Region of Waterloo Intl. Airport (YKF) to Philadelphia Intl. Airport (PHL)?
To land at Philadelphia Intl. Airport (PHL) on schedule, opt for a flight that leaves Region of Waterloo Intl. Airport (YKF) before 3 PM. The chance 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 Region of Waterloo Intl. Airport (YKF) to Philadelphia Intl. Airport (PHL) last-minute?
Holding off until right before your break to book your flight from YKF to PHL often results in higher prices. While you may come across some last-minute deals, they're not always guaranteed. Allow some flexibility in your schedule to boost your chances of getting a bargain.
Is it cheaper to book a YKF to PHL flight and hotel package?
You can save money by booking a YKF to PHL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your preferred flights and accommodations, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Region of Waterloo Intl. Airport (YKF) to Philadelphia Intl. Airport (PHL)?
In most instances, you can cancel or reschedule your YKF to PHL flight. However, additional charges may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you need more information, head to our Customer Service portal.

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*Available to One Key members.