HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ottawa

$166+ Cheap flights from Philadelphia (PHL) to Ottawa (YOW)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — YOW
Jan 2 — Jan 91
Fri 1/2
Fri 1/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Ottawa with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Philadelphia to Ottawa

Cheapest flights from Philadelphia to Ottawa
Explore the most affordable flight options available from Philadelphia to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/108:00 amPHL - YOW
1 stop9h 25mMultiple Airlines
Fri 12/127:00 amYOW - PHL
1 stop17h 36mMultiple Airlines
Deal found 12/1$256
This Kiwi.com deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:30 amPHL - YOW
1 stop11h 55mMultiple Airlines
Mon 1/196:45 amYOW - PHL
2 stops28h 29mMultiple Airlines
Deal found 12/1$318
This Kiwi.com deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amPHL - YOW
2 stops18h 25mMultiple Airlines
Mon 1/59:40 amYOW - PHL
1 stop29h 13mMultiple Airlines
Deal found 12/3$367
This Trip.com deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amPHL - YOW
2 stops18h 25mMultiple Airlines
Tue 12/309:10 amYOW - PHL
1 stop5h 01mMultiple Airlines
Deal found 12/1$374
This Kiwi.com deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:00 amPHL - YOW
1 stop9h 13mMultiple Airlines
Tue 12/303:00 pmYOW - PHL
2 stops23h 46mMultiple Airlines
Deal found 12/1$403
This Kiwi.com deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:54 pmPHL - YOW
2 stops22h 41mMultiple Airlines
Tue 1/64:15 pmYOW - PHL
1 stop26h 58mMultiple Airlines
Deal found 12/2$410
This Kiwi.com deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:25 amPHL - YOW
1 stop11h 48mMultiple Airlines
Tue 12/303:00 pmYOW - PHL
2 stops23h 46mMultiple Airlines
Deal found 12/1$425

Find flight deals from Philadelphia to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$272
(Kiwi.com)

One-way from

$166
(Trip.com)

Popular in

September

Cheapest in

August

Average price

$757
Provider with most accurate pricing for Philadelphia-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Ottawa flights.
Search Deals
From Philadelphia to Ottawa
Search Deals
One-way flight from Philadelphia to Ottawa
Search Deals
High demand for flights, 18% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 3, 2025.
Use the filters below to find and compare flights from Philadelphia to Ottawa that are best for you.

Fly from

Philadelphia

Fly to

Ottawa

Route

Depart

Return

Price

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 12/10

8:00 am-5:25 pm

1 stop9h 25m

Ottawa

Fri 12/12

7:00 am-12:36 am

1 stop17h 36m

$256

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Fri 2/27

11:07 am-12:25 am

1 stop13h 18m

Ottawa

Mon 3/2

4:15 pm-3:05 pm

1 stop22h 50m

$272

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 12/30

8:00 am-11:58 pm

1 stop15h 58m

Ottawa

Tue 1/6

4:15 pm-7:13 pm

1 stop26h 58m

$367

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Mon 12/22

7:55 am-12:25 am

1 stop16h 30m

Ottawa

Tue 12/30

9:10 am-2:11 pm

1 stop5h 01m

$379

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sat 12/20

5:25 am-5:13 pm

1 stop11h 48m

Ottawa

Tue 12/30

3:00 pm-2:46 pm

2 stops23h 46m

$425

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 12/23

7:05 am-2:58 pm

1 stop7h 53m

Ottawa

Tue 12/30

3:00 pm-2:46 pm

2 stops23h 46m

$439

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sun 12/21

6:10 am-5:25 pm

1 stop11h 15m

Ottawa

Tue 12/30

3:00 pm-2:46 pm

2 stops23h 46m

$441

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Mon 12/22

6:00 am-4:51 pm

2 stops10h 51m

Ottawa

Wed 12/31

4:20 pm-12:40 am

1 stop8h 20m

$462

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Mon 12/22

7:55 am-12:25 am

1 stop16h 30m

$166

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Thu 12/25

6:35 am-9:18 pm

1 stop14h 43m

$288

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

Showing 1-10 of 15 results
1
2

Compare providers for flights from Philadelphia to Ottawa

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Ottawa in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Ottawa flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Philadelphia-Ottawa flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Philadelphia-Ottawa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Ottawa flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Philadelphia with our price prediction graph.
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 Philadelphia to Ottawa

What is the cheapest month to book a flight from Philadelphia to Ottawa?

Currently, February is the cheapest month in which you can book a flight from Philadelphia to Ottawa (average of $91). Flying from Philadelphia to Ottawa in October is currently the most expensive (average of $133). 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.

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated December 3, 2025.
Peruse reviews from past customers who have flown with Air Canada from Philadelphia to Ottawa to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,500 reviews

Boarding

7.3

Overall

7.1

Comfort

7.1

Crew

7.8

Food

6.3

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,500 reviews
Air Canada
7.1
Good
10,500 reviews

Boarding

7.3

Overall

7.1

Comfort

7.1

Crew

7.8

Food

6.3

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Philadelphia to Ottawa round-trip?

    Our cheapest airline available from Philadelphia to Ottawa is Air Canada. Our recent data shows that you can find tickets from as low as $361 on this airline. Air Canada is priced at 47% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Philadelphia to Ottawa that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Ottawa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Ottawa.

  • Can I find deals for business class flights from Philadelphia to Ottawa?

    Yes. Cheapflights offers flight deals from Philadelphia to Ottawa 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 Philadelphia to Ottawa?

    Currently, February is the cheapest month in which you can book a flight from Philadelphia to Ottawa (average of $91). Flying from Philadelphia to Ottawa in October is currently the most expensive (average of $133). 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

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Pearson Intl flights
Newark to Pearson Intl flights
Newark to Toronto Island flights
LaGuardia to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
Newark to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pearson Intl flights
Reagan-National to Pearson Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Dulles Intl to Toronto Island flights
Philadelphia to Pearson Intl flights
John F Kennedy Intl to Toronto Island flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Newark to Ottawa flights
LaGuardia to Toronto Island flights
Dulles Intl to Ottawa flights
Reagan-National to Ottawa flights
John F Kennedy Intl to Ottawa flights
LaGuardia to Ottawa flights
Pittsburgh to Pearson Intl flights
Reagan-National to Toronto Island flights
LaGuardia to Hamilton flights
Philadelphia to Toronto Island flights
Newark to Hamilton flights
John F Kennedy Intl to Hamilton flights
Pittsburgh to Pierre Elliott Trudeau Intl flights
Philadelphia to Hamilton flights
Pittsburgh to Toronto Island flights
Harrisburg to Pearson Intl flights
Allentown to Pearson Intl flights
Scranton to Pierre Elliott Trudeau Intl flights
Newark to London flights
Pittsburgh to Ottawa flights
LaGuardia to London flights
LaGuardia to Thunder Bay flights
John F Kennedy Intl to London flights
Dulles Intl to London flights
John F Kennedy Intl to Thunder Bay flights
Newark to Thunder Bay flights
Newark to Sudbury flights
Scranton to Pearson Intl flights
Dulles Intl to Sault Ste Marie flights
Newark to Windsor flights
Reagan-National to London flights
Philadelphia to London flights

Top airline flying from Philadelphia to Ottawa

Discover the top airline that operate flights from Philadelphia to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$361Average$682FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.