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Cheap flights from Ottawa to Philadelphia from C$ 291

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 30/5. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — PHL
20 Apr — 27 Apr1
1 adult

Cheap flight deals from Ottawa to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Philadelphia (PHL). 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 15 April 2025.

Round-trip from

C$ 539

One-way from

C$ 406

Popular in

September

Cheapest in

January

Average price

C$ 750
18/4-20/4
  • 18/4-20/4
  • 2 total stops
  • 19h 06m total
  • Ottawa to Philadelphia
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Air Canada
  • Air Canada
  • 13/7
  • 1 total stop
  • 3h 28m total
  • Ottawa to Philadelphia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 30 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 Ottawa to Philadelphia

Cheapest flights from Ottawa to Philadelphia
Explore the most affordable flight options available from Ottawa to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Fri 18/45:45 p.m.YOW - PHL
1 stop7h 54mMultiple Airlines
Sun 20/46:00 a.m.PHL - YOW
1 stop11h 12mMultiple Airlines
Deal found 13/4C$ 539
Thu 15/55:15 a.m.YOW - PHL
1 stop5h 05mUnited Airlines
Thu 22/58:31 a.m.PHL - YOW
1 stop8h 58mUnited Airlines
Deal found 14/4C$ 821
Thu 15/55:55 a.m.YOW - PHL
2 stops13h 19mDelta
Thu 22/510:04 a.m.PHL - YOW
2 stops14h 18mDelta
Deal found 14/4C$ 1,053
Mon 21/49:35 p.m.YOW - PHL
2 stops16h 18mWestJet
Mon 28/42:48 p.m.PHL - YOW
2 stops20h 43mWestJet
Deal found 14/4C$ 2,531

Cheapflights Fare Finder

Customize your flight search to find flights from Ottawa to Philadelphia 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 15 April 2025.
Use the filters below to find and compare flights from Ottawa to Philadelphia that are best for you.

Fly from

Ottawa

Fly to

Philadelphia

Route

Depart

Return

Price

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Thu 29/5

7:00 a.m.-10:43 p.m.

2 stops15h 43m

Philadelphia

Thu 5/6

7:12 p.m.-5:06 p.m.

1 stop21h 54m

C$ 555

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Thu 15/5

5:15 a.m.-10:20 a.m.

1 stop5h 05m

Philadelphia

Thu 22/5

8:31 a.m.-5:29 p.m.

1 stop8h 58m

C$ 821

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Thu 15/5

5:55 a.m.-7:14 p.m.

2 stops13h 19m

Philadelphia

Thu 22/5

10:04 a.m.-12:22 a.m.

2 stops14h 18m

C$ 1,053

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 30/5

4:25 p.m.-7:48 a.m.

1 stop15h 23m

C$ 291

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sun 13/7

11:05 a.m.-2:33 p.m.

1 stop3h 28m

C$ 406

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sun 13/7

5:15 a.m.-12:30 a.m.

2 stops19h 15m

C$ 458

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/4

Best time to book a flight from Ottawa to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Ottawa 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 Ottawa to Philadelphia

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

Currently, January is the cheapest month in which you can book a flight from Ottawa to Philadelphia (average of C$ 388). Flying from Ottawa to Philadelphia in May is currently the most expensive (average of C$ 435). 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.

What is the cheapest time of day to fly from YOW to PHL?

Find hourly flight availability from Ottawa to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

When flying from Ottawa to Philadelphia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 32% versus a flight at noon.

Rainfall in Philadelphia by month

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

In terms of precipitation, rainfall in Philadelphia ranges from 69.0 - 112.0 mm per month. July is typically the wettest month, when rainfall can reach 112.0 mm. February is typically the driest time to visit Philadelphia when rainfall is around 69.0 mm.

Temperature in Philadelphia by month

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

If weather is an important factor for your trip to Philadelphia, 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 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated 15 April 2025.
Delta
8.0
Very good
7,917 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,656 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,805 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,127 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Philadelphia. 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 Ottawa to Philadelphia round-trip?

    Currently priced at C$ 821, United Airlines will fly you from Ottawa to Philadelphia and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and WestJet - these airlines can fly you to your destination from C$ 1,053 and C$ 2,531, respectively.

  • Can I find deals for flights from Ottawa to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Ottawa to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Philadelphia.

  • Can I find deals for business class flights from Ottawa to Philadelphia?

    Yes. Cheapflights offers flight deals from Ottawa to Philadelphia 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 Ottawa to Philadelphia?

    Currently, January is the cheapest month in which you can book a flight from Ottawa to Philadelphia (average of C$ 388). Flying from Ottawa to Philadelphia in May is currently the most expensive (average of C$ 435). 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
King of Prussia
Ocean City
Reading

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Alternative routes for Ottawa to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ottawa to Philadelphia

Discover the top 2 airlines that operate flights from Ottawa to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 542AverageC$ 1,044FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 552AverageC$ 748FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Ottawa to Philadelphia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Philadelphia from Ottawa by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from Ottawa to Philadelphia with no change fees.

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

Not ready to book yet? You can track prices for flights from Ottawa to Philadelphia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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