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Cheap flights from Ottawa to Philadelphia from C$ 290

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — PHL
4 May — 11 May1
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 29 April 2025.

Round-trip from

C$ 493

One-way from

C$ 290

Popular in

September

Cheapest in

January

Average price

C$ 826
5/6-8/6
  • 5/6-8/6
  • 2 total stops
  • 19h 24m total
  • Ottawa to Philadelphia
Search Deals
11/6
  • 11/6
  • 2 total stops
  • 15h 04m total
  • Ottawa to Philadelphia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
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 29 April 2025.

Thu 5/64:25 p.m.YOW - PHL
1 stop8h 18mMultiple Airlines
Sun 8/66:00 a.m.PHL - YOW
1 stop11h 06mMultiple Airlines
Deal found 26/4C$ 493
Wed 10/95:55 a.m.YOW - PHL
2 stops10h 24mDelta
Wed 17/99:42 a.m.PHL - YOW
2 stops14h 40mDelta
Deal found 27/4C$ 802
Fri 30/511:05 a.m.YOW - PHL
1 stop3h 31mAir Canada
Sun 1/66:30 a.m.PHL - YOW
1 stop10h 36mAir Canada
Deal found 28/4C$ 811
Sun 15/66:30 a.m.YOW - PHL
2 stops7h 39mUnited Airlines
Tue 17/610:35 a.m.PHL - YOW
2 stops10h 34mUnited Airlines
Deal found 27/4C$ 837

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 29 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 5/6

4:25 p.m.-12:43 a.m.

1 stop8h 18m

Philadelphia

Sun 8/6

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

1 stop11h 06m

C$ 493

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Wed 10/9

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

2 stops10h 24m

Philadelphia

Wed 17/9

9:42 a.m.-12:22 a.m.

2 stops14h 40m

C$ 802

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 30/5

11:05 a.m.-2:36 p.m.

1 stop3h 31m

Philadelphia

Sun 1/6

6:30 a.m.-5:06 p.m.

1 stop10h 36m

C$ 811

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sun 15/6

6:30 a.m.-2:09 p.m.

2 stops7h 39m

Philadelphia

Tue 17/6

10:35 a.m.-9:09 p.m.

2 stops10h 34m

C$ 837

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Wed 11/6

7:00 a.m.-10:04 p.m.

2 stops15h 04m

C$ 290

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 20/6

9:05 a.m.-2:33 p.m.

1 stop5h 28m

C$ 439

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sun 13/7

6:30 a.m.-12:30 a.m.

2 stops18h 00m

C$ 456

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 26/7

6:00 a.m.-9:58 p.m.

2 stops15h 58m

C$ 1,044

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

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 29 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 29 April 2025.
Delta
8.0
Very good
7,929 reviews
Check prices

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
8,696 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
2,823 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
9,228 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

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$ 802, Delta will fly you from Ottawa to Philadelphia and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and United Airlines - these airlines can fly you to your destination from C$ 811 and C$ 837, respectively.

  • What are the cheapest airlines to fly from Ottawa to Philadelphia one-way?

    C$ 439 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and WestJet, with prices starting from C$ 456 and C$ 1,044, 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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 542AverageC$ 1,044FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 552AverageC$ 763FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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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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