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Cheap flights from Philadelphia to Ottawa from C$ 271

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — YOW
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 January 2026.

Mon 9/27:00 a.m.
PHL
-
YOW
1 stop17h 25m
Multiple Airlines
Tue 17/24:15 p.m.
YOW
-
PHL
1 stop17h 38m
Multiple Airlines
Deal found 26/1C$ 331
Wed 18/29:00 a.m.
PHL
-
YOW
1 stop8h 25m
Multiple Airlines
Fri 20/27:00 a.m.
YOW
-
PHL
1 stop25h 44m
Multiple Airlines
Deal found 27/1C$ 349
Wed 11/37:46 p.m.
PHL
-
YOW
2 stops28h 39m
Multiple Airlines
Wed 18/34:15 p.m.
YOW
-
PHL
1 stop8h 01m
Multiple Airlines
Deal found 26/1C$ 398
Sat 7/26:18 p.m.
PHL
-
YOW
1 stop30h 07m
Multiple Airlines
Mon 9/24:15 p.m.
YOW
-
PHL
1 stop17h 38m
Multiple Airlines
Deal found 26/1C$ 413
Sat 7/25:40 p.m.
PHL
-
YOW
1 stop30h 45m
Multiple Airlines
Sun 15/23:55 p.m.
YOW
-
PHL
2 stops23h 52m
Multiple Airlines
Deal found 26/1C$ 543
Fri 30/19:02 p.m.
PHL
-
YOW
1 stop26h 56m
Multiple Airlines
Tue 3/24:15 p.m.
YOW
-
PHL
1 stop23h 25m
Multiple Airlines
Deal found 26/1C$ 560
Sat 21/29:39 a.m.
PHL
-
YOW
1 stop8h 56m
Multiple Airlines
Sat 28/23:55 p.m.
YOW
-
PHL
2 stops19h 18m
Multiple Airlines
Deal found 26/1C$ 586
Fri 13/26:00 a.m.
PHL
-
YOW
1 stop18h 25m
Multiple Airlines
Mon 16/24:15 p.m.
YOW
-
PHL
1 stop17h 38m
Multiple Airlines
Deal found 26/1C$ 590

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 28 January 2026.

Round-trip from

C$ 331

One-way from

C$ 271

Popular in

September

Cheapest in

October

Average price

C$ 592
9/2-17/2
  • 9/2-17/2
  • 2 total stops
  • 35h 03m total
  • Philadelphia to Ottawa
Search Deals
12/2
  • 12/2
  • 3 total stops
  • 35h 23m total
  • Philadelphia to Ottawa
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 629,999 searches. Data last updated 28 January 2026.
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 11/3

8:06 a.m.-12:25 a.m.

1 stop16h 19m

Ottawa

Wed 18/3

4:15 p.m.-12:16 a.m.

1 stop8h 01m

C$ 349

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sat 7/2

6:18 p.m.-12:25 a.m.

1 stop30h 07m

Ottawa

Mon 9/2

4:15 p.m.-9:53 a.m.

1 stop17h 38m

C$ 413

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 18/2

12:00 p.m.-12:25 a.m.

1 stop12h 25m

Ottawa

Fri 20/2

9:25 a.m.-1:01 a.m.

2 stops15h 36m

C$ 439

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sat 21/2

9:39 a.m.-6:35 p.m.

1 stop8h 56m

Ottawa

Sat 28/2

3:55 p.m.-11:13 a.m.

2 stops19h 18m

C$ 586

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Fri 13/2

6:00 a.m.-12:25 a.m.

1 stop18h 25m

Ottawa

Mon 16/2

4:15 p.m.-9:53 a.m.

1 stop17h 38m

C$ 590

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 13/5

6:00 a.m.-5:40 p.m.

2 stops11h 40m

Ottawa

Wed 20/5

7:00 a.m.-8:04 p.m.

2 stops13h 04m

C$ 600

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Mon 9/2

3:04 p.m.-12:25 a.m.

1 stop9h 21m

Ottawa

Tue 17/2

5:40 a.m.-4:32 p.m.

2 stops10h 52m

C$ 634

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sat 7/2

5:40 p.m.-12:25 a.m.

1 stop30h 45m

Ottawa

Sun 15/2

4:15 p.m.-12:41 a.m.

1 stop8h 26m

C$ 655

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Thu 12/2

1:02 p.m.-12:25 a.m.

3 stops35h 23m

C$ 271

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sun 15/2

10:35 a.m.-2:27 p.m.

1 stop3h 52m

C$ 381

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

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, June is the cheapest month in which you can book a flight from Philadelphia to Ottawa (average of C$ 128). Flying from Philadelphia to Ottawa in October is currently the most expensive (average of C$ 182). 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, June is the cheapest month in which you can book a flight from Philadelphia to Ottawa (average of C$ 128). Flying from Philadelphia to Ottawa in October is currently the most expensive (average of C$ 182). 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
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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