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Cheap flights from Ottawa to Philadelphia from C$ 326

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Philadelphia departing on 18/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ottawa to Philadelphia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:00 a.m. - 7:15 a.m.
YOW
-
PHL
24h 15m
2 stops
Multiple Airlines Logo
6:00 a.m. - 2:57 p.m.
PHL
-
YOW
8h 57m
1 stop
C$ 597Multiple Airlines
Mon, 13 Jul - Mon, 20 Jul
Multiple Airlines Logo
7:00 a.m. - 7:19 a.m.
YOW
-
PHL
24h 19m
2 stops
Multiple Airlines Logo
6:00 a.m. - 3:15 p.m.
PHL
-
YOW
9h 15m
1 stop
C$ 603Multiple Airlines
Fri, 21 Aug - Mon, 24 Aug
Multiple Airlines Logo
7:00 a.m. - 4:05 p.m.
YOW
-
PHL
9h 05m
1 stop
Multiple Airlines Logo
6:00 a.m. - 2:57 p.m.
PHL
-
YOW
8h 57m
1 stop
C$ 623Multiple Airlines
Sat, 18 Jul - Sat, 25 Jul
Multiple Airlines Logo
7:00 a.m. - 10:59 p.m.
YOW
-
PHL
15h 59m
1 stop
Multiple Airlines Logo
6:00 a.m. - 3:15 p.m.
PHL
-
YOW
9h 15m
1 stop
C$ 624Multiple Airlines
Sat, 22 Aug - Mon, 24 Aug
Multiple Airlines Logo
7:00 a.m. - 12:39 a.m.
YOW
-
PHL
17h 39m
1 stop
Multiple Airlines Logo
6:00 a.m. - 2:57 p.m.
PHL
-
YOW
8h 57m
1 stop
C$ 628Multiple Airlines
Mon, 13 Jul - Mon, 20 Jul
Multiple Airlines Logo
7:00 a.m. - 4:05 p.m.
YOW
-
PHL
9h 05m
1 stop
Multiple Airlines Logo
6:00 a.m. - 7:44 p.m.
PHL
-
YOW
13h 44m
2 stops
C$ 634Multiple Airlines
Sat, 18 Jul - Sat, 25 Jul
Multiple Airlines Logo
7:00 a.m. - 9:40 p.m.
YOW
-
PHL
14h 40m
1 stop
Multiple Airlines Logo
6:00 a.m. - 3:15 p.m.
PHL
-
YOW
9h 15m
1 stop
C$ 669Multiple Airlines
Fri, 21 Aug - Mon, 24 Aug
Multiple Airlines Logo
6:25 p.m. - 11:38 p.m.
YOW
-
PHL
29h 13m
2 stops
Multiple Airlines Logo
9:16 p.m. - 11:48 p.m.
PHL
-
YOW
26h 32m
1 stop
C$ 685Multiple Airlines
Sun, 2 Aug - Sun, 9 Aug
Multiple Airlines Logo
7:00 a.m. - 8:52 a.m.
YOW
-
PHL
25h 52m
1 stop
Multiple Airlines Logo
2:59 p.m. - 3:15 p.m.
PHL
-
YOW
24h 16m
1 stop
C$ 737Multiple Airlines
Fri, 31 Jul - Sun, 2 Aug
Multiple Airlines Logo
7:00 a.m. - 7:19 p.m.
YOW
-
PHL
12h 19m
1 stop
Multiple Airlines Logo
10:59 p.m. - 3:15 p.m.
PHL
-
YOW
16h 16m
2 stops
C$ 777Multiple Airlines
Fri, 31 Jul - Sun, 2 Aug

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American Airlines flights from Ottawa to Philadelphia

Our best American Airlines deals on Ottawa to Philadelphia flight tickets
American Airlines
15 Aug
YOW8:40 a.m.Ottawa
5h 34m
1 stop
PHL2:14 p.m.Philadelphia
16 Aug
PHL6:00 a.m.Philadelphia
8h 55m
2 stops
YOW2:55 p.m.Ottawa
C$ 785
American Airlines
19 Nov
YOW1:05 p.m.Ottawa
6h 50m
1 stop
PHL7:55 p.m.Philadelphia
24 Nov
PHL12:28 p.m.Philadelphia
12h 15m
2 stops
YOW12:43 a.m.Ottawa
C$ 1,011
American Airlines
2 Aug
YOW7:00 a.m.Ottawa
9h 49m
2 stops
PHL4:49 p.m.Philadelphia
2 Aug
PHL7:25 p.m.Philadelphia
25h 55m
2 stops
YOW9:20 p.m.Ottawa
C$ 1,114

United Airlines flights from Ottawa to Philadelphia

Our best United Airlines deals on Ottawa to Philadelphia flight tickets
United Airlines
21 Oct
YOW6:00 a.m.Ottawa
13h 42m
3 stops
PHL7:42 p.m.Philadelphia
24 Oct
PHL1:24 p.m.Philadelphia
8h 11m
1 stop
YOW9:35 p.m.Ottawa
C$ 829
United Airlines
26 Sep
YOW6:00 a.m.Ottawa
3h 42m
1 stop
PHL9:42 a.m.Philadelphia
6 Oct
PHL7:30 p.m.Philadelphia
4h 24m
1 stop
YOW11:54 p.m.Ottawa
C$ 831
United Airlines
1 Sep
YOW5:20 p.m.Ottawa
16h 18m
1 stop
PHL9:38 a.m.Philadelphia
2 Sep
PHL1:30 p.m.Philadelphia
8h 05m
1 stop
YOW9:35 p.m.Ottawa
C$ 859

momondo 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, momondo users made 96,600 searches. Data last updated 22 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

Mon 13/7

7:00 a.m.-7:15 a.m.

2 stops24h 15m

Philadelphia

Mon 20/7

6:00 a.m.-2:57 p.m.

1 stop8h 57m

C$ 597

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 21/8

7:00 a.m.-7:19 a.m.

2 stops24h 19m

Philadelphia

Mon 24/8

6:00 a.m.-3:15 p.m.

1 stop9h 15m

C$ 603
Quickest round-trip

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 18/7

7:00 a.m.-4:05 p.m.

1 stop9h 05m

Philadelphia

Sat 25/7

6:00 a.m.-2:57 p.m.

1 stop8h 57m

C$ 623

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 22/8

7:00 a.m.-10:59 p.m.

1 stop15h 59m

Philadelphia

Mon 24/8

6:00 a.m.-3:15 p.m.

1 stop9h 15m

C$ 624

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Mon 13/7

7:00 a.m.-12:39 a.m.

1 stop17h 39m

Philadelphia

Mon 20/7

6:00 a.m.-2:57 p.m.

1 stop8h 57m

C$ 628

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 18/7

7:00 a.m.-4:05 p.m.

1 stop9h 05m

Philadelphia

Sat 25/7

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

2 stops13h 44m

C$ 634

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 21/8

7:00 a.m.-9:40 p.m.

1 stop14h 40m

Philadelphia

Mon 24/8

6:00 a.m.-3:15 p.m.

1 stop9h 15m

C$ 669

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sun 2/8

6:25 p.m.-11:38 p.m.

2 stops29h 13m

Philadelphia

Sun 9/8

9:16 p.m.-11:48 p.m.

1 stop26h 32m

C$ 685

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 31/7

7:00 a.m.-8:52 a.m.

1 stop25h 52m

Philadelphia

Sun 2/8

2:59 p.m.-3:15 p.m.

1 stop24h 16m

C$ 737

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 31/7

7:00 a.m.-7:19 p.m.

1 stop12h 19m

Philadelphia

Sun 2/8

10:59 p.m.-3:15 p.m.

2 stops16h 16m

C$ 777

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Ottawa to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Ottawa is in July. Flight prices, which tend to average around C$ 0, are often lower during this time because this is during the off-season. The month of December is another great option to travel to Philadelphia, with average flight prices from Ottawa averaging around C$ 436.

When to book flights from Ottawa to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Philadelphia (YOW to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Philadelphia

Fastest flight time

6h 50m

Direct flights

None
The fastest flight from Ottawa to Philadelphia takes 6h 50m
There are no direct flights from Ottawa to Philadelphia. There are no popular flight routes from Ottawa to Philadelphia.
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Frequently asked questions about flying from Ottawa to Philadelphia

  • How far is Ottawa to Philadelphia by plane?

    The distance between Ottawa and Philadelphia is about 608.4 km. Flights usually cover this in 6h 50m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ottawa Airport to Philadelphia Airport?

    Prices for flights from Ottawa Airport to Philadelphia Airport are updated daily.

  • How many operators does momondo search for flights from Ottawa Airport to Philadelphia Airport?

  • How old do you have to be to fly from Ottawa Airport to Philadelphia Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Ottawa to Philadelphia?

Best airlines flying from Ottawa to Philadelphia

Compare and see reviews for airlines that fly from Ottawa to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 426Free CancellationRating
7.4
9,875 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 436Free CancellationRating
7.1
11,238 reviews
Search Air Canada flights

Travelling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Dover
Rehoboth Beach
Newark
Essington
Cape May
Cherry Hill
Ocean City
Reading
Exton
King of Prussia
Malvern
Wildwood Crest

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Philadelphia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ottawa to Philadelphia. momondo saves you time and could save you money on your trip.

Can I find flights from Ottawa to Philadelphia with flexible booking policies on momondo?

All flight searches from Ottawa to Philadelphia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ottawa to Philadelphia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ottawa to Philadelphia.

I’m not ready to book a flight from Ottawa to Philadelphia right now. Can momondo alert me if prices change?

Price alerts on flights to Philadelphia from Ottawa are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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