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Cheap flights from Philadelphia to Ottawa from C$ 286

PHL — YOW
14 Oct — 21 Oct1
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

Thu 29/101:52 p.m. -
1 stop27h 28m
Mon 2/118:00 a.m. -
1 stop15h 42m
Deal found 10/9C$ 507
Thu 29/106:03 p.m. -
2 stops23h 17m
Thu 5/117:05 a.m. -
1 stop16h 30m
Deal found 13/9C$ 570
Fri 30/101:52 p.m. -
1 stop9h 40m
Sat 31/107:05 a.m. -
1 stop8h 57m
Deal found 10/9C$ 599
Wed 21/105:22 p.m. -
2 stops25h 58m
Wed 28/108:00 a.m. -
1 stop16h 07m
Deal found 11/9C$ 615
Fri 30/101:52 p.m. -
1 stop9h 40m
Mon 2/118:00 a.m. -
1 stop15h 42m
Deal found 10/9C$ 622
Fri 16/105:15 a.m. -
1 stop9h 15m
Tue 20/108:15 p.m. -
2 stops22h 00m
Deal found 12/9C$ 629
Fri 16/105:15 a.m. -
1 stop9h 15m
Mon 19/107:15 a.m. -
2 stops24h 06m
Deal found 12/9C$ 663
Fri 6/111:52 p.m. -
2 stops27h 23m
Tue 10/118:00 a.m. -
1 stop16h 07m
Deal found 11/9C$ 706
Sat 17/105:15 a.m. -
1 stop9h 15m
Tue 20/108:15 p.m. -
2 stops22h 00m
Deal found 12/9C$ 707
Sun 15/117:50 a.m. -
1 stop15h 42m
Wed 18/113:05 p.m. -
2 stops16h 06m
Deal found 10/9C$ 718

Find flight deals from Philadelphia to Ottawa

Round-trip from

C$ 507

One-way from

C$ 286

Popular in

May

Cheapest in

October

Average price

C$ 1,356
29/10-2/11
  • 29/10-2/11
  • 2 total stops
  • 43h 10m total
  • Philadelphia to Ottawa
Search Deals
6/10-31/12
  • 6/10-31/12
  • 2 total stops
  • 20h 54m total
  • Philadelphia to Ottawa
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (C$ 670 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 15% potential price decrease (C$ 281 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
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

Tue 6/10

8:41 a.m.-5:35 a.m.

2 stops20h 54m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 286

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Sat 3/10

5:15 a.m.-2:30 p.m.

1 stop9h 15m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 307

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Sun 20/9

7:50 a.m.-3:07 p.m.

1 stop31h 17m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 375

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Tue 29/9

8:41 a.m.-5:35 a.m.

2 stops20h 54m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 403
Quickest round-trip

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Tue 6/10

1:51 p.m.-8:05 p.m.

1 stop6h 14m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 478

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Thu 24/9

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

1 stop28h 23m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 520

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Fri 6/11

1:52 p.m.-5:15 p.m.

2 stops27h 23m

Ottawa

Tue 10/11

8:00 a.m.-12:07 a.m.

1 stop16h 07m

C$ 706

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Sun 4/10

5:32 p.m.-11:45 p.m.

2 stops30h 13m

Ottawa

Fri 9/10

7:00 a.m.-11:43 p.m.

1 stop16h 43m

C$ 902

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Thu 5/11

8:27 a.m.-12:44 a.m.

1 stop16h 17m

Ottawa

Sun 8/11

3:25 p.m.-7:21 a.m.

2 stops15h 56m

C$ 1,047

PhiladelphiaOttawa

PHL Philadelphia - YOW Ottawa

PHLYOW

Philadelphia

Wed 21/10

10:22 a.m.-5:23 p.m.

1 stop7h 01m

Ottawa

Wed 28/10

3:15 p.m.-9:11 p.m.

1 stop5h 56m

C$ 1,113

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 14 resultsSorted by cheapest first
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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

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, October is the cheapest month in which you can book a flight from Philadelphia to Ottawa (average of C$ 525). Flying from Philadelphia to Ottawa in May is currently the most expensive (average of C$ 3,734). 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

  • How long is the flight from Philadelphia to Ottawa?

    Airlines like United Airlines fly from Philadelphia to Ottawa in about 7h 49m. 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.

  • What is the cheapest month to book a flight from Philadelphia to Ottawa?

    Currently, October is the cheapest month in which you can book a flight from Philadelphia to Ottawa (average of C$ 525). Flying from Philadelphia to Ottawa in May is currently the most expensive (average of C$ 3,734). 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
Prescott
Brockville
Wakefield
Pembroke
Smiths Falls

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Philadelphia to Ottawa

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

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

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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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