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Cheap flights from Ottawa to Philadelphia from C$ 240

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — PHL
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Philadelphia

Enter your travel dates to find the best prices.

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 10 March 2026.

Mon 30/34:15 p.m.
YOW
-
PHL
1 stop16h 24m
Multiple Airlines
Wed 8/45:32 p.m.
PHL
-
YOW
1 stop30h 53m
Multiple Airlines
Deal found 9/3C$ 446
Tue 31/34:15 p.m.
YOW
-
PHL
1 stop21h 40m
Multiple Airlines
Wed 8/45:32 p.m.
PHL
-
YOW
1 stop30h 53m
Multiple Airlines
Deal found 9/3C$ 456
Mon 30/34:15 p.m.
YOW
-
PHL
1 stop16h 24m
Multiple Airlines
Thu 9/411:11 a.m.
PHL
-
YOW
1 stop13h 14m
Multiple Airlines
Deal found 9/3C$ 460
Sun 19/44:15 p.m.
YOW
-
PHL
1 stop17h 34m
Multiple Airlines
Sun 26/45:05 a.m.
PHL
-
YOW
1 stop18h 53m
Multiple Airlines
Deal found 5/3C$ 467
Tue 31/34:15 p.m.
YOW
-
PHL
1 stop21h 40m
Multiple Airlines
Thu 9/411:11 a.m.
PHL
-
YOW
1 stop13h 14m
Multiple Airlines
Deal found 9/3C$ 470
Sat 28/37:00 a.m.
YOW
-
PHL
1 stop16h 00m
Multiple Airlines
Wed 8/45:32 p.m.
PHL
-
YOW
1 stop30h 53m
Multiple Airlines
Deal found 9/3C$ 478
Fri 27/34:15 p.m.
YOW
-
PHL
1 stop16h 24m
Multiple Airlines
Thu 9/411:11 a.m.
PHL
-
YOW
1 stop13h 14m
Multiple Airlines
Deal found 9/3C$ 487
Sat 28/37:00 a.m.
YOW
-
PHL
1 stop16h 00m
Multiple Airlines
Thu 9/411:11 a.m.
PHL
-
YOW
1 stop13h 14m
Multiple Airlines
Deal found 9/3C$ 491
Fri 24/44:15 p.m.
YOW
-
PHL
1 stop17h 34m
Multiple Airlines
Sun 26/410:54 a.m.
PHL
-
YOW
1 stop13h 04m
Multiple Airlines
Deal found 9/3C$ 513

Find 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 10 March 2026.

Round-trip from

C$ 446

One-way from

C$ 240

Popular in

September

Cheapest in

December

Average price

C$ 727
30/3-8/4
  • 30/3-8/4
  • 2 total stops
  • 47h 17m total
  • Ottawa to Philadelphia
Search Deals
29/4
  • 29/4
  • 1 total stop
  • 13h 40m total
  • Ottawa to Philadelphia
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 265 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 10 March 2026.
Use the filters below to find and compare flights from Ottawa to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 8/5

7:00 a.m.-11:10 p.m.

1 stop16h 10m

Philadelphia

Mon 11/5

5:45 a.m.-3:15 p.m.

1 stop9h 30m

C$ 524

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Wed 27/5

6:00 a.m.-2:10 p.m.

1 stop8h 10m

Philadelphia

Fri 29/5

6:00 a.m.-1:59 p.m.

1 stop7h 59m

C$ 604

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 8/5

5:25 p.m.-12:59 a.m.

1 stop7h 34m

Philadelphia

Sun 10/5

6:10 a.m.-1:59 p.m.

1 stop7h 49m

C$ 647
Quickest round-trip

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 3/4

10:55 a.m.-2:46 p.m.

1 stop3h 51m

Philadelphia

Sat 4/4

3:30 p.m.-7:16 p.m.

1 stop3h 46m

C$ 649

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Wed 27/5

6:25 a.m.-2:47 p.m.

1 stop8h 22m

Philadelphia

Sat 30/5

6:00 a.m.-1:59 p.m.

1 stop7h 59m

C$ 653

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sun 19/4

6:25 a.m.-12:17 p.m.

1 stop5h 52m

Philadelphia

Sun 26/4

6:04 a.m.-5:07 p.m.

1 stop11h 03m

C$ 654

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 1/5

6:00 a.m.-9:54 a.m.

1 stop3h 54m

Philadelphia

Sun 3/5

6:10 a.m.-1:59 p.m.

1 stop7h 49m

C$ 662

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Wed 1/4

6:00 a.m.-2:11 p.m.

1 stop8h 11m

Philadelphia

Sat 4/4

7:45 p.m.-11:54 p.m.

1 stop4h 09m

C$ 662
Cheapest one-way
Quickest one-way

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Wed 29/4

7:00 a.m.-8:40 p.m.

1 stop13h 40m

C$ 240

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Mon 30/3

4:15 p.m.-10:50 p.m.

1 stop30h 35m

C$ 246

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/3

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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$ 152). Flying from Ottawa to Philadelphia in October is currently the most expensive (average of C$ 271). 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.

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 10 March 2026.
Check out reviews from past customers who have flown with United Airlines and Air Canada from Ottawa to Philadelphia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,409 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,409 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
10,800 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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.

  • How long is the flight from Ottawa to Philadelphia?

    Airlines like United Airlines and Air Canada fly from Ottawa to Philadelphia in about 3h 51m. The time it takes to get you to your destination can typically vary by up to 4h 19m. The distance between Ottawa and Philadelphia is about 607 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Currently priced at C$ 408, 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. Check Cheapflights for deals on Air Canada for as low as C$ 419. United Airlines is currently priced 46% below the average price you’ll pay for this route.

  • 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$ 152). Flying from Ottawa to Philadelphia in October is currently the most expensive (average of C$ 271). 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
Reading
King of Prussia

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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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Toronto Island to Philadelphia flights
London to LaGuardia flights
London to Newark flights
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London to John F Kennedy Intl flights
Hamilton to Philadelphia flights
Toronto Island to Pittsburgh flights
Timmins to Newark flights
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Pearson Intl to Harrisburg flights
Thunder Bay to LaGuardia flights
Windsor to Newark flights
Pierre Elliott Trudeau Intl to State College flights
Sudbury to Newark flights
Pearson Intl to Allentown flights
London to Dulles Intl flights
Thunder Bay to Newark flights
London to Reagan-National flights
Windsor to LaGuardia flights
Thunder Bay to John F Kennedy Intl flights

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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 408AverageC$ 843FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 419AverageC$ 770FlexibilityNo 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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