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Cheap flights from Philadelphia to Ottawa from C$ 257

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — YOW
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

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 28 October 2025.

Round-trip from

C$ 413

One-way from

C$ 257

Popular in

September

Cheapest in

August

Average price

C$ 544
19/11-24/11
  • 19/11-24/11
  • 2 total stops
  • 28h 30m total
  • Philadelphia to Ottawa
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8/11
  • 8/11
  • 2 total stops
  • 15h 43m total
  • Philadelphia to Ottawa
Search Deals
High demand for flights, 20% potential price rise
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Cheapest flight prices on average. 4% potential price decrease (C$ 61 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Philadelphia to Ottawa

Enter your travel dates to find the best prices.

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 28 October 2025.

Wed 19/116:00 a.m.PHL - YOW
1 stop11h 25mMultiple Airlines
Mon 24/114:15 p.m.YOW - PHL
1 stop17h 05mMultiple Airlines
Deal found 26/10C$ 413
Mon 17/1112:26 p.m.PHL - YOW
2 stops12h 16mMultiple Airlines
Wed 26/114:15 p.m.YOW - PHL
1 stop31h 10mMultiple Airlines
Deal found 26/10C$ 432
Wed 19/116:00 a.m.PHL - YOW
1 stop11h 25mMultiple Airlines
Thu 20/114:15 p.m.YOW - PHL
1 stop17h 05mMultiple Airlines
Deal found 26/10C$ 443
Wed 19/116:00 a.m.PHL - YOW
1 stop11h 25mMultiple Airlines
Sat 22/116:45 a.m.YOW - PHL
2 stops16h 40mMultiple Airlines
Deal found 26/10C$ 450
Wed 19/116:00 a.m.PHL - YOW
1 stop11h 25mMultiple Airlines
Sun 23/119:30 a.m.YOW - PHL
1 stop22h 02mMultiple Airlines
Deal found 26/10C$ 452
Fri 21/116:00 a.m.PHL - YOW
1 stop11h 06mMultiple Airlines
Mon 24/114:15 p.m.YOW - PHL
1 stop17h 05mMultiple Airlines
Deal found 26/10C$ 457
Mon 17/1112:26 p.m.PHL - YOW
2 stops12h 16mMultiple Airlines
Thu 20/114:15 p.m.YOW - PHL
1 stop17h 05mMultiple Airlines
Deal found 26/10C$ 463
Wed 19/116:00 a.m.PHL - YOW
1 stop11h 25mMultiple Airlines
Wed 26/116:45 a.m.YOW - PHL
2 stops16h 32mMultiple Airlines
Deal found 26/10C$ 473
Tue 18/116:15 a.m.PHL - YOW
2 stops11h 10mMultiple Airlines
Mon 24/114:15 p.m.YOW - PHL
1 stop17h 05mMultiple Airlines
Deal found 26/10C$ 477
Fri 21/116:00 a.m.PHL - YOW
1 stop11h 06mMultiple Airlines
Tue 25/114:15 p.m.YOW - PHL
1 stop17h 05mMultiple Airlines
Deal found 26/10C$ 481

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 629,999 searches. Data last updated 28 October 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 19/11

6:00 a.m.-5:25 p.m.

1 stop11h 25m

Ottawa

Wed 26/11

4:15 p.m.-11:25 p.m.

1 stop31h 10m

C$ 413

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 19/11

6:00 a.m.-5:25 p.m.

1 stop11h 25m

Ottawa

Mon 24/11

6:45 a.m.-11:17 p.m.

2 stops16h 32m

C$ 421

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 19/11

6:00 a.m.-5:25 p.m.

1 stop11h 25m

Ottawa

Sun 23/11

9:30 a.m.-7:32 a.m.

1 stop22h 02m

C$ 452

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Fri 21/11

6:00 a.m.-5:06 p.m.

1 stop11h 06m

Ottawa

Mon 24/11

4:15 p.m.-9:20 a.m.

1 stop17h 05m

C$ 457

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Fri 12/12

6:58 p.m.-12:25 a.m.

1 stop29h 27m

Ottawa

Fri 19/12

4:20 p.m.-10:31 a.m.

1 stop18h 11m

C$ 477

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Fri 21/11

6:00 a.m.-5:06 p.m.

1 stop11h 06m

Ottawa

Tue 25/11

4:15 p.m.-9:20 a.m.

1 stop17h 05m

C$ 481

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sat 22/11

6:00 a.m.-5:06 p.m.

1 stop11h 06m

Ottawa

Tue 25/11

4:15 p.m.-9:20 a.m.

1 stop17h 05m

C$ 481

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 18/11

6:15 a.m.-5:25 p.m.

2 stops11h 10m

Ottawa

Tue 25/11

9:30 a.m.-12:39 a.m.

1 stop15h 09m

C$ 502

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Fri 21/11

6:00 a.m.-5:06 p.m.

1 stop11h 06m

Ottawa

Sun 23/11

4:45 p.m.-10:04 a.m.

1 stop17h 19m

C$ 524

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 18/11

8:00 a.m.-5:13 p.m.

1 stop9h 13m

Ottawa

Thu 20/11

4:15 p.m.-9:20 a.m.

1 stop17h 05m

C$ 538

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Showing 1-10 of 12 results
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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 C$ 127). Flying from Philadelphia to Ottawa in October is currently the most expensive (average of C$ 186). 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.

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.

  • 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 C$ 127). Flying from Philadelphia to Ottawa in October is currently the most expensive (average of C$ 186). 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

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Prescott
Pembroke
Wakefield

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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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Certainly. Search results for flights to Ottawa from Philadelphia shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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