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Cheap flights from Ottawa to Philadelphia from C$ 347

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — PHL
11 Jul — 18 Jul1
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 11 June 2026.

Mon 20/77:00 a.m.
YOW
-
PHL
1 stop9h 05m
Multiple Airlines
Mon 27/76:00 a.m.
PHL
-
YOW
2 stops13h 44m
Multiple Airlines
Deal found 7/6C$ 662
Sat 4/77:00 a.m.
YOW
-
PHL
1 stop17h 44m
Multiple Airlines
Sat 11/76:00 a.m.
PHL
-
YOW
2 stops13h 44m
Multiple Airlines
Deal found 6/6C$ 700
Fri 18/911:15 a.m.
YOW
-
PHL
1 stop3h 32m
Air Canada
Sun 20/93:25 p.m.
PHL
-
YOW
1 stop4h 20m
Air Canada
Deal found 7/6C$ 751
Wed 2/911:15 a.m.
YOW
-
PHL
1 stop3h 34m
Air Canada
Fri 4/97:00 a.m.
PHL
-
YOW
1 stop6h 10m
Air Canada
Deal found 7/6C$ 758
Fri 3/77:00 a.m.
YOW
-
PHL
1 stop7h 36m
Multiple Airlines
Tue 7/76:00 a.m.
PHL
-
YOW
2 stops15h 35m
Multiple Airlines
Deal found 8/6C$ 762
Sun 5/75:10 a.m.
YOW
-
PHL
1 stop4h 54m
Air Canada
Sun 12/710:05 a.m.
PHL
-
YOW
1 stop3h 49m
Air Canada
Deal found 7/6C$ 774
Fri 26/67:00 a.m.
YOW
-
PHL
2 stops15h 29m
Multiple Airlines
Sat 27/66:00 a.m.
PHL
-
YOW
1 stop9h 00m
Multiple Airlines
Deal found 10/6C$ 815
Sun 16/89:05 a.m.
YOW
-
PHL
2 stops30h 12m
Multiple Airlines
Sat 22/86:00 a.m.
PHL
-
YOW
1 stop9h 15m
Multiple Airlines
Deal found 10/6C$ 821

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 11 June 2026.

Round-trip from

C$ 662

One-way from

C$ 347

Popular in

September

Cheapest in

December

Average price

C$ 991
20/7-27/7
  • 20/7-27/7
  • 3 total stops
  • 22h 49m total
  • Ottawa to Philadelphia
Search Deals
10/8
  • 10/8
  • 1 total stop
  • 17h 48m total
  • Ottawa to Philadelphia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 206 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 11 June 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

Sat 4/7

7:00 a.m.-12:44 a.m.

1 stop17h 44m

Philadelphia

Sat 11/7

6:00 a.m.-7:44 p.m.

2 stops13h 44m

C$ 700

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 3/10

6:00 a.m.-5:54 p.m.

3 stops11h 54m

Philadelphia

Wed 7/10

10:40 a.m.-2:17 p.m.

1 stop3h 37m

C$ 828

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 3/10

6:55 a.m.-4:42 p.m.

2 stops9h 47m

Philadelphia

Wed 7/10

6:00 a.m.-5:35 p.m.

2 stops11h 35m

C$ 845

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Tue 25/8

6:00 a.m.-12:59 a.m.

3 stops18h 59m

Philadelphia

Sun 6/9

7:40 p.m.-11:54 p.m.

1 stop4h 14m

C$ 847

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 25/7

10:44 a.m.-9:19 p.m.

1 stop10h 35m

Philadelphia

Tue 28/7

11:38 a.m.-9:35 p.m.

1 stop9h 57m

C$ 866
Quickest round-trip

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Tue 23/6

3:10 p.m.-9:34 p.m.

1 stop6h 24m

Philadelphia

Thu 25/6

6:00 a.m.-11:15 a.m.

1 stop5h 15m

C$ 888

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 25/7

7:00 a.m.-7:29 p.m.

1 stop12h 29m

Philadelphia

Tue 28/7

9:16 p.m.-12:20 a.m.

2 stops27h 04m

C$ 888

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 26/6

7:00 a.m.-7:23 p.m.

1 stop12h 23m

Philadelphia

Sun 28/6

8:00 a.m.-3:00 p.m.

1 stop31h 00m

C$ 902

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Tue 23/6

5:10 a.m.-10:09 a.m.

1 stop4h 59m

Philadelphia

Thu 25/6

6:10 a.m.-1:05 p.m.

2 stops6h 55m

C$ 909
Cheapest one-way

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 4/7

7:00 a.m.-12:44 a.m.

1 stop17h 44m

C$ 353

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

Showing 1-10 of 16 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

How much does it cost to fly round-trip from Ottawa to Philadelphia?

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 11 June 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
9,804 reviews
Check prices

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,804 reviews
United Airlines
7.4
Good
9,804 reviews
Check prices

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Air Canada
7.1
Good
11,161 reviews
United Airlines
7.4
Good
9,804 reviews
Check prices

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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 Delta fly from Ottawa to Philadelphia in about 9h 47m. The time it takes to get you to your destination can typically vary by up to 2h 07m. 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$ 419, 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$ 429. United Airlines is currently priced 50% 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.

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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Ottawa to Dulles Intl flights
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Hamilton to LaGuardia flights
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Toronto Island to Pittsburgh flights
London to Newark flights
Thunder Bay to Newark flights
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Windsor to LaGuardia flights
Pearson Intl to Harrisburg flights
Hamilton to Reagan-National flights
London to LaGuardia flights
Pearson Intl to Allentown flights
London to John F Kennedy Intl flights
Windsor to Newark flights
Hamilton to Philadelphia flights
Thunder Bay to Dulles Intl flights
Thunder Bay to John F Kennedy Intl flights
Sudbury to Newark flights
London to Dulles Intl flights
London to Reagan-National flights
Ottawa to Harrisburg 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 11 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 419AverageC$ 832FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 429AverageC$ 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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