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Cheap flights from Philadelphia to Ottawa from C$ 252

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — YOW
22 Apr — 29 Apr1
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 17 April 2025.

Round-trip from

C$ 548

One-way from

C$ 252

Popular in

December

Cheapest in

August

Average price

C$ 1,203
12/5-14/5
  • 12/5-14/5
  • 5 total stops
  • 65h 57m total
  • Philadelphia to Ottawa
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21/5
  • 21/5
  • 1 total stop
  • 11h 06m total
  • Philadelphia to Ottawa
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 46 potential savings vs. average RT price).
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Average for round-trip flights in April 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 17 April 2025.

Mon 12/57:06 a.m.PHL - YOW
3 stops32h 50mMultiple Airlines
Wed 14/55:55 a.m.YOW - PHL
2 stops33h 07mMultiple Airlines
Deal found 17/4C$ 548
Sun 9/113:30 p.m.PHL - YOW
1 stop3h 33mAir Canada
Tue 11/1110:00 a.m.YOW - PHL
1 stop4h 50mAir Canada
Deal found 16/4C$ 929
Tue 9/91:00 p.m.PHL - YOW
2 stops11h 22mDelta
Sat 13/95:55 a.m.YOW - PHL
2 stops10h 24mDelta
Deal found 17/4C$ 1,044
Sat 23/810:30 a.m.PHL - YOW
2 stops10h 40mUnited Airlines
Mon 1/96:30 a.m.YOW - PHL
2 stops7h 36mUnited Airlines
Deal found 17/4C$ 1,101

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 17 April 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

Mon 12/5

7:06 a.m.-3:56 p.m.

3 stops32h 50m

Ottawa

Wed 14/5

5:55 a.m.-3:02 p.m.

2 stops33h 07m

C$ 548

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 9/9

3:25 p.m.-6:59 p.m.

1 stop3h 34m

Ottawa

Sat 13/9

11:05 a.m.-2:38 p.m.

1 stop3h 33m

C$ 954

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Tue 9/9

1:00 p.m.-12:22 a.m.

2 stops11h 22m

Ottawa

Sat 13/9

5:55 a.m.-4:19 p.m.

2 stops10h 24m

C$ 1,044

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sat 23/8

10:30 a.m.-9:10 p.m.

2 stops10h 40m

Ottawa

Mon 1/9

6:30 a.m.-2:06 p.m.

2 stops7h 36m

C$ 1,101

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 21/5

6:00 a.m.-5:06 p.m.

1 stop11h 06m

C$ 252

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Mon 7/7

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

1 stop4h 55m

C$ 445

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 21/5

10:06 a.m.-9:09 p.m.

2 stops11h 03m

C$ 513

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/4

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 17 April 2025.
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,142 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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$ 954), Delta (C$ 1,044), and United Airlines (C$ 1,101) offers the cheapest pricing from Philadelphia to Ottawa. You may be able to fly from Philadelphia to Ottawa for 6% 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
Perth
Smiths Falls
Prescott
Brockville
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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How does Cheapflights help users find flights from Philadelphia to Ottawa?

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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.

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