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Cheap flights from Philadelphia to Ottawa from C$ 260

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — YOW
5 Sep — 12 Sep1
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 6 August 2026.

Thu 24/97:50 a.m. -
2 stops16h 30m
Mon 28/94:15 p.m. -
1 stop17h 15m
Deal found 3/8C$ 625
Thu 5/1112:43 p.m. -
2 stops28h 01m
Thu 12/117:05 a.m. -
1 stop16h 38m
Deal found 6/8C$ 635
Thu 3/910:01 p.m. -
1 stop16h 32m
Thu 10/92:20 p.m. -
2 stops32h 58m
Deal found 6/8C$ 786
Fri 11/95:15 a.m. -
1 stop9h 18m
Sun 13/98:55 p.m. -
2 stops22h 30m
Deal found 5/8C$ 798
Tue 1/93:29 p.m. -
1 stop16h 36m
Tue 8/92:20 p.m. -
2 stops32h 58m
Deal found 4/8C$ 826

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 6 August 2026.

Round-trip from

C$ 625

One-way from

C$ 260

Popular in

May

Cheapest in

October
24/9-28/9
  • 24/9-28/9
  • 3 total stops
  • 33h 45m total
  • Philadelphia to Ottawa
Search Deals
14/9
  • 14/9
  • 1 total stop
  • 8h 18m total
  • Philadelphia to Ottawa
Search Deals
Highest demand for flights based on searches. 31% potential increase in price (C$ 895 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 20% potential price decrease (C$ 337 potential savings vs. average RT price).
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 6 August 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 Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Thu 3/9

10:01 p.m.-2:33 p.m.

1 stop16h 32m

Ottawa

Thu 10/9

2:20 p.m.-11:18 p.m.

2 stops32h 58m

C$ 786

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Tue 6/10

6:00 a.m.-5:23 p.m.

1 stop11h 23m

Ottawa

Tue 13/10

8:40 a.m.-2:17 p.m.

1 stop5h 37m

C$ 881

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Tue 1/9

9:12 a.m.-5:19 p.m.

1 stop8h 07m

Ottawa

Tue 8/9

2:20 p.m.-8:00 p.m.

1 stop5h 40m

C$ 882
Quickest round-trip

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Sat 26/9

10:40 a.m.-2:17 p.m.

1 stop3h 37m

Ottawa

Wed 30/9

10:00 a.m.-2:20 p.m.

1 stop4h 20m

C$ 1,093

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Sat 26/9

7:47 p.m.-2:55 p.m.

1 stop19h 08m

Ottawa

Wed 30/9

8:55 p.m.-2:12 p.m.

1 stop17h 17m

C$ 1,097

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Tue 1/9

3:29 p.m.-9:35 p.m.

1 stop6h 06m

Ottawa

Tue 8/9

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

1 stop5h 34m

C$ 1,118

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Tue 8/9

10:30 a.m.-6:59 p.m.

1 stop8h 29m

Ottawa

Wed 16/9

6:00 a.m.-5:54 p.m.

3 stops11h 54m

C$ 1,122

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Wed 2/9

3:05 p.m.-9:56 a.m.

1 stop18h 51m

Ottawa

Wed 9/9

6:00 a.m.-2:20 p.m.

1 stop8h 20m

C$ 1,131
Cheapest one-way

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Mon 14/9

3:30 p.m.-11:48 p.m.

1 stop8h 18m

C$ 260

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Fri 11/9

4:34 p.m.-3:44 p.m.

2 stops23h 10m

C$ 309

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 14 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.

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?

    Airlines like United Airlines fly from Philadelphia to Ottawa in about 3h 37m. The time it takes to get you to your destination can typically vary by up to . The distance between Philadelphia and Ottawa is about 607 km.

  • 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.

See more FAQs

Travelling to a place near Ottawa?

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

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

Fly with Cheapflights

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How does Cheapflights help users find flights from Philadelphia to Ottawa?

Cheapflights helps you search for flights from Philadelphia to Ottawa via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Ottawa?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Philadelphia to Ottawa.

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.

Can Cheapflights notify me if prices for flights from Philadelphia to Ottawa become cheaper?

Of course! You can now track prices for flights from Philadelphia to Ottawa and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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