$202+ Cheap flights from Ottawa (YOW) to Philadelphia (PHL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — PHL
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Ottawa to Philadelphia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ottawa to Philadelphia
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ottawa to PhiladelphiaExplore 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 September 17, 2026.
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 September 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Fri 10/27:00 am -
1 stop17h 09m
Wed 10/1412:35 pm -
2 stops48h 20m
Deal found 9/14![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Fri 10/27:00 am -
1 stop17h 09m
Mon 10/126:00 am -
2 stops18h 25m
Deal found 9/15![Multiple Airlines logo]()
$526
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sun 10/117:00 am -
2 stops16h 43m
Sun 10/185:45 pm -
1 stop30h 00m
Deal found 9/13![Multiple Airlines logo]()
$540
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Thu 10/298:00 am -
1 stop25h 30m
Thu 11/510:49 am -
2 stops37h 55m
Deal found 9/13![Multiple Airlines logo]()
$543
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/138:15 pm -
2 stops22h 00m
Tue 10/209:56 pm -
1 stop16h 59m
Deal found 9/15![Multiple Airlines logo]()
$546
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Fri 12/188:00 am -
1 stop9h 40m
Tue 1/129:07 am -
1 stop7h 37m
Deal found 9/15![Multiple Airlines logo]()
$568
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Sat 10/37:15 am -
1 stop9h 24m
Wed 10/1412:35 pm -
2 stops48h 20m
Deal found 9/14![Multiple Airlines logo]()
$569
This Gotogate deal was found by Cheapflights users on 9/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:00 am -
1 stop5h 44m
Tue 11/35:05 pm -
1 stop4h 45m
Deal found 9/13![Air Canada logo]()
$604
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 10/310:00 am -
1 stop4h 20m
Wed 10/147:30 pm -
1 stop14h 26m
Deal found 9/14![United Airlines logo]()
$618
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/26:00 am -
1 stop8h 20m
Tue 10/611:05 am -
1 stop10h 30m
Deal found 9/16![United Airlines logo]()
$621
Best flights from Ottawa to PhiladelphiaDiscover carefully curated flight deals from Ottawa to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Ottawa to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 2/36:15 am -
1 stop8h 00m
Mon 2/811:17 am -
1 stop10h 06m
Deal found 9/13![United Airlines logo]()
$596
This Air Canada deal was found by Cheapflights users on 9/14. 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 10/911:15 am -
1 stop3h 32m
Tue 10/1310:05 am -
1 stop3h 53m
Deal found 9/14![Air Canada logo]()
$637
This United deal was found by Cheapflights users on 9/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/76:15 am -
1 stop8h 00m
Sun 3/710:15 am -
2 stops11h 35m
Deal found 9/16![Multiple Airlines logo]()
$656
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/26:00 am -
1 stop8h 20m
Tue 10/611:05 am -
1 stop10h 30m
Deal found 9/16![United Airlines logo]()
$621
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Sat 1/24:35 pm -
1 stop8h 19m
Tue 1/126:15 am -
2 stops17h 52m
Deal found 9/16![Multiple Airlines logo]()
$659
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 10/137:30 pm -
1 stop14h 12m
Tue 10/206:10 am -
1 stop11h 06m
Deal found 9/15![United Airlines logo]()
$623
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Thu 10/296:15 am -
1 stop11h 32m
Thu 11/56:00 am -
1 stop9h 07m
Deal found 9/13![United Airlines logo]()
$624
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/167:30 pm -
1 stop4h 00m
Sun 10/189:34 am -
1 stop12h 01m
Deal found 9/14![United Airlines logo]()
$624
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/910:00 am -
1 stop4h 20m
Tue 10/1310:40 am -
1 stop3h 37m
Deal found 9/12![United Airlines logo]()
$635
Last-minute flights from Ottawa to PhiladelphiaDiscover last-minute flight deals from Ottawa to Philadelphia. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Ottawa to Philadelphia. Data last updated September 17, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Fri 10/27:00 am -
1 stop17h 09m
Wed 10/1412:35 pm -
2 stops48h 20m
Deal found 9/14![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Fri 10/27:00 am -
1 stop17h 09m
Mon 10/126:00 am -
2 stops18h 25m
Deal found 9/15![Multiple Airlines logo]()
$526
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/26:00 am -
1 stop8h 20m
Tue 10/611:05 am -
1 stop10h 30m
Deal found 9/16![United Airlines logo]()
$621
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Sat 10/37:15 am -
1 stop9h 24m
Wed 10/1412:35 pm -
2 stops48h 20m
Deal found 9/14![Multiple Airlines logo]()
$569
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 10/310:00 am -
1 stop4h 20m
Wed 10/147:30 pm -
1 stop14h 26m
Deal found 9/14![United Airlines logo]()
$618
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sun 10/117:00 am -
2 stops16h 43m
Sun 10/185:45 pm -
1 stop30h 00m
Deal found 9/13![Multiple Airlines logo]()
$540
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/138:15 pm -
2 stops22h 00m
Tue 10/209:56 pm -
1 stop16h 59m
Deal found 9/15![Multiple Airlines logo]()
$546
This Gotogate deal was found by Cheapflights users on 9/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:00 am -
1 stop5h 44m
Tue 11/35:05 pm -
1 stop4h 45m
Deal found 9/13![Air Canada logo]()
$604
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Thu 10/298:00 am -
1 stop25h 30m
Thu 11/510:49 am -
2 stops37h 55m
Deal found 9/13![Multiple Airlines logo]()
$543
One-way flights from Ottawa to PhiladelphiaSearch for one-way flight options from Ottawa to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Ottawa to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Fri 10/307:00 am -
3 stops35h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Sun 11/112:45 pm -
3 stops42h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sun 10/257:00 am -
3 stops48h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Thu 11/58:00 am -
2 stops15h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Thu 10/228:15 pm -
3 stops46h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sun 10/111:20 pm -
3 stops42h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 10/37:15 am -
2 stops45h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$273
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 September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $505 (Kiwi.com) |
One-way from | $202 (Kiwi.com) |
Popular in | July |
Cheapest in | December |
Average price | $732 |
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 7,457,451 searches. Data last updated September 17, 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
Cheapest round-trip
OttawaPhiladelphia
YOW Ottawa - PHL Philadelphia
YOWPHL
Ottawa
Sun 11/1
7:05 am-7:21 am
2 stops48h 16m
Philadelphia
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$202
OttawaPhiladelphia
YOW Ottawa - PHL Philadelphia
YOWPHL
Ottawa
Sun 10/25
7:00 am-7:21 am
3 stops48h 21m
Philadelphia
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$212
OttawaPhiladelphia
YOW Ottawa - PHL Philadelphia
YOWPHL
Ottawa
Sun 10/11
6:25 pm-9:32 am
2 stops39h 07m
Philadelphia
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$297
OttawaPhiladelphia
YOW Ottawa - PHL Philadelphia
YOWPHL
Ottawa
Sat 10/3
7:15 am-9:45 pm
1 stop14h 30m
Philadelphia
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$299
OttawaPhiladelphia
YOW Ottawa - PHL Philadelphia
YOWPHL
Ottawa
Thu 10/22
6:25 am-2:43 pm
1 stop8h 18m
Philadelphia
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$341
OttawaPhiladelphia
YOW Ottawa - PHL Philadelphia
YOWPHL
Ottawa
Sun 10/11
6:00 am-2:20 pm
1 stop8h 20m
Philadelphia
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$341
Quickest round-trip
OttawaPhiladelphia
YOW Ottawa - PHL Philadelphia
YOWPHL
Ottawa
Fri 10/23
7:30 pm-11:30 pm
1 stop4h 00m
Philadelphia
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$417
OttawaPhiladelphia
YOW Ottawa - PHL Philadelphia
YOWPHL
Ottawa
Wed 2/3
6:15 am-2:15 pm
1 stop8h 00m
Philadelphia
Mon 2/8
11:17 am-9:23 pm
1 stop10h 06m
$596
OttawaPhiladelphia
YOW Ottawa - PHL Philadelphia
YOWPHL
Ottawa
Fri 10/2
6:00 am-2:20 pm
1 stop8h 20m
Philadelphia
Tue 10/6
11:05 am-9:35 pm
1 stop10h 30m
$621
OttawaPhiladelphia
YOW Ottawa - PHL Philadelphia
YOWPHL
Ottawa
Tue 10/13
7:30 pm-9:42 am
1 stop14h 12m
Philadelphia
Tue 10/20
6:10 am-5:16 pm
1 stop11h 06m
$623
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Ottawa to Philadelphia
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ottawa to Philadelphia in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ottawa-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-Philadelphia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ottawa-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ottawa-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
YOW-PHL
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
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.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
King of Prussia
Camden
Ocean City
Wildwood Crest
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Vineland
Millville
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