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$129+ 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — YOW
Oct 26 — Nov 21
Sun 10/26
Sun 11/2
1 adult, Economy
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Cheap 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 September 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$331
(Kiwi.com)

One-way from

$129
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$491
Provider with most accurate pricing for Philadelphia-Ottawa flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Ottawa flights.
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From Philadelphia to Ottawa
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One-way flight from Philadelphia to Ottawa
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Highest demand for flights based on searches. 9% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/24. 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 10/225:20 amPHL - YOW
1 stop11h 37mMultiple Airlines
Wed 10/299:30 amYOW - PHL
1 stop11h 54mMultiple Airlines
Deal found 9/24$331
This United deal was found by Cheapflights users on 9/25. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:30 amPHL - YOW
1 stop7h 34mMultiple Airlines
Sun 10/2610:50 amYOW - PHL
1 stop3h 57mMultiple Airlines
Deal found 9/25$353
This Air Canada deal was found by Cheapflights users on 9/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/314:35 pmPHL - YOW
1 stop6h 33mAir Canada
Mon 11/310:50 amYOW - PHL
1 stop3h 57mAir Canada
Deal found 9/25$355
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Sun 10/195:20 amPHL - YOW
1 stop11h 37mMultiple Airlines
Fri 10/244:25 pmYOW - PHL
1 stop8h 42mMultiple Airlines
Deal found 9/24$360
This United Airlines deal was found by Cheapflights users on 9/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:58 pmPHL - YOW
1 stop14h 00mUnited Airlines
Tue 10/217:29 pmYOW - PHL
1 stop14h 17mUnited Airlines
Deal found 9/23$363
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 10/255:20 amPHL - YOW
1 stop11h 37mMultiple Airlines
Wed 10/294:35 pmYOW - PHL
2 stops18h 43mMultiple Airlines
Deal found 9/24$376
This Air Canada deal was found by Cheapflights users on 9/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/274:35 pmPHL - YOW
1 stop9h 03mAir Canada
Wed 12/3110:50 amYOW - PHL
1 stop3h 57mAir Canada
Deal found 9/25$378
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 10/315:05 amPHL - YOW
1 stop12h 20mMultiple Airlines
Sun 11/29:30 amYOW - PHL
2 stops15h 09mMultiple Airlines
Deal found 9/25$379
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
Sun 11/97:00 amPHL - YOW
1 stop10h 13mMultiple Airlines
Sun 11/164:15 pmYOW - PHL
1 stop19h 37mMultiple Airlines
Deal found 9/25$380
This United deal was found by Cheapflights users on 9/24. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1510:15 amPHL - YOW
1 stop6h 57mMultiple Airlines
Mon 12/2210:20 amYOW - PHL
1 stop12h 36mMultiple Airlines
Deal found 9/24$383

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 September 26, 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 10/22

5:33 am-12:22 am

2 stops18h 49m

Ottawa

Wed 10/29

9:30 am-9:24 pm

1 stop11h 54m

$341

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 3/10

3:30 pm-7:22 pm

1 stop3h 52m

Ottawa

Wed 3/11

10:50 am-2:47 pm

1 stop3h 57m

$348

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sat 10/25

10:32 am-2:13 pm

1 stop3h 41m

Ottawa

Mon 10/27

10:50 am-2:47 pm

1 stop3h 57m

$353

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sat 10/25

6:30 am-2:04 pm

1 stop7h 34m

Ottawa

Sun 10/26

10:50 am-2:47 pm

1 stop3h 57m

$353

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Fri 10/31

5:05 am-5:25 pm

1 stop12h 20m

Ottawa

Sun 11/2

4:15 pm-11:52 am

1 stop19h 37m

$353

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sat 10/25

10:32 am-6:52 pm

1 stop8h 20m

Ottawa

Wed 10/29

10:50 am-2:47 pm

1 stop3h 57m

$353

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sun 1/11

10:10 am-9:18 pm

1 stop11h 08m

Ottawa

Fri 1/16

10:50 am-2:47 pm

1 stop3h 57m

$353

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Fri 10/31

4:35 pm-11:08 pm

1 stop6h 33m

Ottawa

Mon 11/3

10:50 am-2:47 pm

1 stop3h 57m

$355

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sun 10/19

5:20 am-4:57 pm

1 stop11h 37m

Ottawa

Fri 10/24

4:25 pm-1:07 am

1 stop8h 42m

$360

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 10/14

7:58 pm-9:58 am

1 stop14h 00m

Ottawa

Tue 10/21

7:29 pm-9:46 am

1 stop14h 17m

$363

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/24

Showing 1-10 of 19 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 September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Ottawa flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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, January is the cheapest month in which you can book a flight from Philadelphia to Ottawa (average of $294). Flying from Philadelphia to Ottawa in September is currently the most expensive (average of $428). 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.

How much does it cost to fly round-trip from Philadelphia to Ottawa?

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 September 26, 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
10,000 reviews

Food

6.3

Crew

7.8

Overall

7.1

Comfort

7.1

Boarding

7.3

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
10,000 reviews
Air Canada
7.1
Good
10,000 reviews

Food

6.3

Crew

7.8

Overall

7.1

Comfort

7.1

Boarding

7.3

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.

  • How long is the flight from Philadelphia to Ottawa?

    For as low as $348, Air Canada can have you in Ottawa from Philadelphia in 3h 52m. The distance from Philadelphia to Ottawa is about 377 mi.

  • 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 $422 on this airline. Air Canada is priced at 40% 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, January is the cheapest month in which you can book a flight from Philadelphia to Ottawa (average of $294). Flying from Philadelphia to Ottawa in September is currently the most expensive (average of $428). 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

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Alternative routes for Philadelphia to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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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 September 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$422Average$670FlexibilityNo cancel feeOn-time67%

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