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Cheap flights from Philadelphia to Ottawa from C$ 244

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — YOW
27 May — 3 Jun1
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 27 April 2026.

Tue 12/56:45 a.m.
PHL
-
YOW
2 stops29h 30m
Multiple Airlines
Sat 23/57:00 a.m.
YOW
-
PHL
1 stop25h 54m
Multiple Airlines
Deal found 24/4C$ 581
Wed 13/52:57 p.m.
PHL
-
YOW
2 stops33h 23m
Multiple Airlines
Sat 23/57:00 a.m.
YOW
-
PHL
2 stops16h 58m
Multiple Airlines
Deal found 27/4C$ 585
Thu 11/68:44 p.m.
PHL
-
YOW
3 stops27h 36m
Multiple Airlines
Thu 18/67:00 a.m.
YOW
-
PHL
2 stops17h 25m
Multiple Airlines
Deal found 27/4C$ 608
Tue 28/45:45 a.m.
PHL
-
YOW
1 stop11h 40m
Multiple Airlines
Wed 29/47:00 a.m.
YOW
-
PHL
1 stop16h 37m
Multiple Airlines
Deal found 24/4C$ 624
Thu 28/58:44 p.m.
PHL
-
YOW
2 stops17h 49m
Multiple Airlines
Sat 30/57:00 a.m.
YOW
-
PHL
2 stops16h 58m
Multiple Airlines
Deal found 27/4C$ 657
Sun 24/58:44 p.m.
PHL
-
YOW
1 stop18h 16m
Multiple Airlines
Wed 27/57:00 a.m.
YOW
-
PHL
2 stops16h 29m
Multiple Airlines
Deal found 27/4C$ 672
Thu 4/68:44 p.m.
PHL
-
YOW
3 stops44h 51m
Multiple Airlines
Thu 11/67:00 a.m.
YOW
-
PHL
3 stops26h 25m
Multiple Airlines
Deal found 23/4C$ 678

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 27 April 2026.

Round-trip from

C$ 581

One-way from

C$ 244

Popular in

May

Cheapest in

October

Average price

C$ 1,029
12/5-23/5
  • 12/5-23/5
  • 3 total stops
  • 55h 24m total
  • Philadelphia to Ottawa
Search Deals
19/5
  • 19/5
  • 2 total stops
  • 32h 50m total
  • Philadelphia to Ottawa
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (C$ 508 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (C$ 164 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 27 April 2026.
Use the filters below to find and compare flights from Philadelphia to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Thu 11/6

8:44 p.m.-12:20 a.m.

3 stops27h 36m

Ottawa

Thu 18/6

7:00 a.m.-12:25 a.m.

2 stops17h 25m

C$ 608

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 12/5

6:45 a.m.-2:55 p.m.

3 stops32h 10m

Ottawa

Sat 23/5

7:00 a.m.-11:58 p.m.

2 stops16h 58m

C$ 638

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sun 24/5

8:44 p.m.-3:00 p.m.

1 stop18h 16m

Ottawa

Wed 27/5

7:00 a.m.-11:29 p.m.

2 stops16h 29m

C$ 672

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Thu 4/6

8:44 p.m.-5:35 p.m.

3 stops44h 51m

Ottawa

Thu 11/6

7:00 a.m.-9:25 a.m.

3 stops26h 25m

C$ 678

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 13/5

6:45 a.m.-10:59 a.m.

3 stops28h 14m

Ottawa

Sat 23/5

7:00 a.m.-9:25 a.m.

3 stops26h 25m

C$ 713

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Thu 21/5

8:44 p.m.-8:04 p.m.

3 stops23h 20m

Ottawa

Thu 28/5

7:00 a.m.-11:58 p.m.

2 stops16h 58m

C$ 838

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Fri 31/7

8:55 p.m.-4:53 p.m.

1 stop19h 58m

Ottawa

Sun 9/8

8:40 a.m.-2:14 p.m.

1 stop5h 34m

C$ 958

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 3/6

10:05 a.m.-2:01 p.m.

1 stop3h 56m

Ottawa

Sat 6/6

9:10 a.m.-2:48 p.m.

1 stop5h 38m

C$ 972
Quickest round-trip

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sun 24/5

6:00 a.m.-11:05 a.m.

1 stop5h 05m

Ottawa

Tue 26/5

5:50 p.m.-9:33 p.m.

1 stop3h 43m

C$ 979
Cheapest one-way

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 19/5

8:45 a.m.-5:35 p.m.

2 stops32h 50m

C$ 244

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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

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

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.

Travelling to a place near Ottawa?

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

Browse thousands of different options on Cheapflights for your next trip

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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.
Newark to Toronto Island flights
Newark to Pearson Intl flights
John F Kennedy Intl to Pearson Intl flights
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LaGuardia to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pearson Intl flights
Reagan-National to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Dulles Intl to Toronto Island flights
John F Kennedy Intl to Toronto Island flights
LaGuardia to Toronto Island flights
Newark to Hamilton flights
Philadelphia to Pearson Intl flights
Reagan-National to Toronto Island flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Newark to Ottawa flights
Dulles Intl to Ottawa flights
LaGuardia to Hamilton flights
John F Kennedy Intl to Ottawa flights
Pittsburgh to Pierre Elliott Trudeau Intl flights
Pittsburgh to Pearson Intl flights
LaGuardia to Ottawa flights
Philadelphia to Toronto Island flights
Reagan-National to Ottawa flights
Dulles Intl to Hamilton flights
Pittsburgh to Toronto Island flights
Harrisburg to Pierre Elliott Trudeau Intl flights
Harrisburg to Pearson Intl flights
Philadelphia to Hamilton flights
State College to Pierre Elliott Trudeau Intl flights
Newark to London flights
Allentown to Pierre Elliott Trudeau Intl flights
Dulles Intl to Thunder Bay flights
State College to Pearson Intl flights
Dulles Intl to London flights
Harrisburg to Ottawa flights
Dulles Intl to Sault Ste Marie flights
Erie to Ottawa flights

Fly with Cheapflights

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Can Cheapflights find flights from Philadelphia to Ottawa with no change fees?

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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