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Cheap flights from Philadelphia to Ottawa from C$ 235

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — YOW
17 Jun — 24 Jun1
1 adult

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 12 June 2025.

Round-trip from

C$ 647

One-way from

C$ 235

Popular in

December

Cheapest in

August

Average price

C$ 1,243
3/7-10/7
  • 3/7-10/7
  • 3 total stops
  • 27h 01m total
  • Philadelphia to Ottawa
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9/7
  • 9/7
  • 1 total stop
  • 10h 53m total
  • Philadelphia to Ottawa
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 70 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 43 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Philadelphia to Ottawa

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 12 June 2025.

Thu 3/76:27 a.m.PHL - YOW
1 stop10h 31mMultiple Airlines
Thu 10/77:00 a.m.YOW - PHL
2 stops16h 30mMultiple Airlines
Deal found 10/6C$ 647
Mon 7/73:20 p.m.PHL - YOW
1 stop4h 55mAir Canada
Sun 13/76:30 p.m.YOW - PHL
1 stop3h 37mAir Canada
Deal found 12/6C$ 943
Mon 23/66:15 a.m.PHL - YOW
1 stop3h 43mUnited Airlines
Sat 27/96:33 a.m.YOW - PHL
1 stop14h 55mUnited Airlines
Deal found 9/6C$ 964
Tue 9/99:39 a.m.PHL - YOW
2 stops14h 43mDelta
Sat 13/95:55 a.m.YOW - PHL
2 stops11h 34mDelta
Deal found 10/6C$ 1,091

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 12 June 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

Thu 3/7

6:27 a.m.-4:58 p.m.

1 stop10h 31m

Ottawa

Thu 10/7

7:00 a.m.-11:30 p.m.

2 stops16h 30m

C$ 647

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Mon 7/7

3:20 p.m.-8:15 p.m.

1 stop4h 55m

Ottawa

Sun 13/7

6:30 p.m.-10:07 p.m.

1 stop3h 37m

C$ 943

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Mon 23/6

6:15 a.m.-9:58 a.m.

1 stop3h 43m

Ottawa

Sat 27/9

6:33 a.m.-9:28 p.m.

1 stop14h 55m

C$ 964

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 9/9

9:39 a.m.-12:22 a.m.

2 stops14h 43m

Ottawa

Sat 13/9

5:55 a.m.-5:29 p.m.

2 stops11h 34m

C$ 1,091

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 9/7

6:13 a.m.-5:06 p.m.

1 stop10h 53m

C$ 235

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Mon 7/7

9:20 a.m.-1:44 p.m.

1 stop4h 24m

C$ 439

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

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, October is the cheapest month in which you can book a flight from Philadelphia to Ottawa (average of C$ 224). Flying from Philadelphia to Ottawa in December is currently the most expensive (average of C$ 326). 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.

Rainfall in Ottawa by month

Plan your trip to Ottawa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 mm per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

Temperature in Ottawa by month

Plan your trip to Ottawa by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated 12 June 2025.
Delta
8.0
Very good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,537 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines flying from Philadelphia to Ottawa round-trip?

    According to our current data, Air Canada (C$ 943), United Airlines (C$ 964), and Delta (C$ 1,091) offers the cheapest pricing from Philadelphia to Ottawa. You may be able to fly from Philadelphia to Ottawa for 7% less than the average price by searching for these airlines.

  • 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$ 224). Flying from Philadelphia to Ottawa in December is currently the most expensive (average of C$ 326). 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 Philadelphia?

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

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

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

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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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