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$190+ Cheap flights from Ottawa (YOW) to Philadelphia (PHL)

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — PHL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$389
(Kiwi.com)

One-way from

$190
(Kiwi.com)

Popular in

September

Cheapest in

January

Average price

$638
From Ottawa to Philadelphia
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One-way flight from Ottawa to Philadelphia
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Highest demand for flights based on searches. 4% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 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 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 June 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/84:25 pmYOW - PHL
1 stop7h 34mMultiple Airlines
Tue 7/156:13 amPHL - YOW
1 stop10h 53mMultiple Airlines
Deal found 6/10$389
This Air Canada deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1511:05 amYOW - PHL
1 stop3h 32mAir Canada
Sun 8/179:20 amPHL - YOW
1 stop4h 24mAir Canada
Deal found 6/11$543
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/17:29 pmYOW - PHL
1 stop3h 45mUnited Airlines
Tue 8/56:30 amPHL - YOW
1 stop15h 05mUnited Airlines
Deal found 6/10$549
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/95:55 amYOW - PHL
2 stops13h 34mDelta
Wed 7/1612:30 pmPHL - YOW
2 stops11h 52mDelta
Deal found 6/11$665

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 2,558,603 searches. Data last updated June 12, 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

Tue 7/8

4:25 pm-11:59 pm

1 stop7h 34m

Philadelphia

Tue 7/15

6:13 am-5:06 pm

1 stop10h 53m

$389

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 8/15

11:05 am-2:37 pm

1 stop3h 32m

Philadelphia

Sun 8/17

9:20 am-1:44 pm

1 stop4h 24m

$543

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 8/1

7:29 pm-11:14 pm

1 stop3h 45m

Philadelphia

Tue 8/5

6:30 am-9:35 pm

1 stop15h 05m

$549

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Wed 7/9

5:55 am-7:29 pm

2 stops13h 34m

Philadelphia

Wed 7/16

12:30 pm-12:22 am

2 stops11h 52m

$665

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Mon 7/7

3:50 pm-9:47 am

1 stop17h 57m

$190

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Thu 9/11

9:05 am-2:38 pm

1 stop5h 33m

$297

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 8/23

5:55 am-5:51 pm

2 stops11h 56m

$333

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Mon 9/1

5:15 am-5:35 am

2 stops24h 20m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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, August is the cheapest month in which you can book a flight from Ottawa to Philadelphia (average of $236). Flying from Ottawa to Philadelphia in March is currently the most expensive (average of $295). 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 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 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 June 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and Air Canada from Ottawa to Philadelphia by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

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
9,531 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

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 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 $543, Air Canada will fly you from Ottawa to Philadelphia and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $549 and $665, respectively. Air Canada is 7% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $297. Delta flights start at $333 while deals on United Airlines start at $336 one-way.

  • 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, August is the cheapest month in which you can book a flight from Ottawa to Philadelphia (average of $236). Flying from Ottawa to Philadelphia in March is currently the most expensive (average of $295). 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

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Vineland
Wildwood
Pottstown
King of Prussia
Cherry Hill
Exton
Ocean City
Chester
Essington
Reading
Newark
Middletown
Millville
Ephrata
Camden
Dover
Elkton
Willow Grove
Glen Mills
Springfield

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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 airline flying from Ottawa to Philadelphia

Discover the top airline 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$385Average$623FlexibilityNo cancel feeOn-time67%

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