$254+ Cheap flights from Portland (PDX) to Ottawa (YOW)
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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YOW
Nov 22 — Nov 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Portland to Ottawa 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 Portland to Ottawa
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to OttawaExplore the most affordable flight options available from Portland to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
Explore the most affordable flight options available from Portland to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/59:35 pm -
1 stop13h 57m
Sat 12/1210:25 am -
1 stop12h 23m
Deal found 10/21![Multiple Airlines logo]()
$572
This Mytrip deal was found by Cheapflights users on 10/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:51 pm -
2 stops19h 54m
Fri 12/115:10 am -
2 stops16h 46m
Deal found 10/23![Multiple Airlines logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/1210:15 pm -
1 stop13h 17m
Sat 11/147:00 am -
2 stops12h 34m
Deal found 10/20![Multiple Airlines logo]()
$600
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/129:35 pm -
1 stop13h 57m
Wed 12/3012:50 pm -
2 stops13h 24m
Deal found 10/21![Multiple Airlines logo]()
$670
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Wed 12/27:00 am -
2 stops13h 40m
Wed 1/610:35 am -
1 stop13h 10m
Deal found 10/18![Multiple Airlines logo]()
$680
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/512:55 pm -
2 stops21h 16m
Sat 12/126:00 am -
2 stops15h 43m
Deal found 10/21![United Airlines logo]()
$715
Best flights from Portland to OttawaDiscover carefully curated flight deals from Portland to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
Discover carefully curated flight deals from Portland to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 1/109:31 pm -
2 stops40h 13m
Mon 1/1810:35 am -
1 stop13h 10m
Deal found 10/22![Multiple Airlines logo]()
$539
This Gotogate deal was found by Cheapflights users on 10/23. 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.
Fri 12/410:00 am -
2 stops11h 26m
Fri 12/117:45 am -
1 stop9h 56m
Deal found 10/23![Air Canada logo]()
$680
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/512:55 pm -
2 stops21h 16m
Sat 12/126:00 am -
2 stops15h 43m
Deal found 10/21![United Airlines logo]()
$715
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:49 pm -
2 stops15h 03m
Sat 11/147:00 am -
2 stops15h 42m
Deal found 10/20![American Airlines logo]()
$725
This Mytrip deal was found by Cheapflights users on 10/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:51 pm -
2 stops19h 54m
Fri 12/115:10 am -
2 stops16h 46m
Deal found 10/23![Multiple Airlines logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/51:57 pm -
2 stops21h 35m
Sat 12/1210:25 am -
1 stop12h 23m
Deal found 10/21![Multiple Airlines logo]()
$612
This American Airlines deal was found by Cheapflights users on 10/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:39 pm -
2 stops15h 17m
Wed 1/67:00 am -
2 stops16h 06m
Deal found 10/18![American Airlines logo]()
$743
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Wed 12/27:00 am -
2 stops13h 40m
Wed 1/610:35 am -
1 stop13h 10m
Deal found 10/18![Multiple Airlines logo]()
$680
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 3/128:00 am -
2 stops26h 09m
Wed 3/1710:35 am -
1 stop11h 52m
Deal found 10/20![Multiple Airlines logo]()
$733
This Mytrip deal was found by Cheapflights users on 10/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:02 pm -
3 stops26h 50m
Sat 11/147:00 am -
3 stops30h 11m
Deal found 10/20![Multiple Airlines logo]()
$739
Last-minute flights from Portland to OttawaDiscover last-minute flight deals from Portland to Ottawa. Data last updated October 23, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Ottawa. Data last updated October 23, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 10/19. 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.
Mon 10/261:25 pm -
2 stops16h 50m
Wed 10/285:10 am -
2 stops17h 02m
Deal found 10/19![Air Canada logo]()
$1,051
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/1210:15 pm -
1 stop13h 17m
Sat 11/147:00 am -
2 stops12h 34m
Deal found 10/20![Multiple Airlines logo]()
$600
This American Airlines deal was found by Cheapflights users on 10/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:49 pm -
2 stops15h 03m
Sat 11/147:00 am -
2 stops15h 42m
Deal found 10/18![American Airlines logo]()
$724
One-way flights from Portland to OttawaSearch for one-way flight options from Portland to Ottawa. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
Search for one-way flight options from Portland to Ottawa. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Wed 12/99:35 pm -
1 stop18h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$254
This Trip.com deal was found by Cheapflights users on 10/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:35 pm -
1 stop18h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/1210:15 pm -
1 stop13h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$327
This American Airlines deal was found by Cheapflights users on 10/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/211:49 pm -
2 stops15h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![American Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Mon 11/210:15 pm -
1 stop13h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/20. 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 12/97:00 am -
1 stop11h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 10/19. 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 12/197:12 pm -
2 stops16h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![United Airlines logo]()
$395
Find flight deals from Portland to Ottawa
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Ottawa (YOW). 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 October 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $539 (Kiwi.com) |
One-way from | $254 (Kiwi.com) |
Popular in | November |
Cheapest in | August |
Average price | $767 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Ottawa 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 October 23, 2026.
Use the filters below to find and compare flights from Portland to Ottawa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandOttawa
PDX Portland - YOW Ottawa
PDXYOW
Portland
Thu 11/12
10:15 pm-2:32 pm
1 stop13h 17m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$327
PortlandOttawa
PDX Portland - YOW Ottawa
PDXYOW
Portland
Mon 11/2
11:49 pm-5:52 pm
2 stops15h 03m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$334
PortlandOttawa
PDX Portland - YOW Ottawa
PDXYOW
Portland
Thu 11/12
11:49 pm-5:52 pm
2 stops15h 03m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$334
PortlandOttawa
PDX Portland - YOW Ottawa
PDXYOW
Portland
Fri 12/4
9:00 am-1:10 pm
3 stops25h 10m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$370
PortlandOttawa
PDX Portland - YOW Ottawa
PDXYOW
Portland
Mon 11/2
10:15 pm-2:32 pm
1 stop13h 17m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$388
Quickest round-trip
PortlandOttawa
PDX Portland - YOW Ottawa
PDXYOW
Portland
Wed 12/9
7:00 am-9:16 pm
1 stop11h 16m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$390
PortlandOttawa
PDX Portland - YOW Ottawa
PDXYOW
Portland
Sat 12/19
7:12 pm-3:07 pm
2 stops16h 55m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$395
PortlandOttawa
PDX Portland - YOW Ottawa
PDXYOW
Portland
Sun 1/10
9:31 pm-4:44 pm
2 stops40h 13m
Ottawa
Mon 1/18
10:35 am-8:45 pm
1 stop13h 10m
$539
PortlandOttawa
PDX Portland - YOW Ottawa
PDXYOW
Portland
Fri 12/4
7:51 pm-6:45 pm
2 stops19h 54m
Ottawa
Fri 12/11
5:10 am-6:56 pm
2 stops16h 46m
$583
PortlandOttawa
PDX Portland - YOW Ottawa
PDXYOW
Portland
Sat 12/5
1:57 pm-2:32 pm
2 stops21h 35m
Ottawa
Sat 12/12
10:25 am-7:48 pm
1 stop12h 23m
$612
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Portland to Ottawa
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 Portland to Ottawa in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Ottawa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Ottawa 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 Portland-Ottawa 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 Portland to Ottawa
Have a flexible travel schedule? Discover the best time to fly to Ottawa from Portland with our price prediction graph.
PDX-YOW
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.
Reviews of airlines servicing Ottawa
Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated October 23, 2026.
Peruse reviews from past customers who have flown with United Airlines and Air Canada from Portland to Ottawa 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.
Comfort
7.3
Overall
7.3
Boarding
7.7
Food
6.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
6.0
GoodMiz,Oct 2024
EWR - YYZ
Comfort
7.3
Overall
7.3
Boarding
7.7
Food
6.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
6.0
GoodMiz,Oct 2024
EWR - YYZ
Comfort
7.3
Overall
7.3
Boarding
7.7
Food
6.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
6.0
GoodMiz,Oct 2024
EWR - YYZ
Related info for your journey
Find useful and relevant information for your journey from Portland to Ottawa. 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 Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsGatineau
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Portland
Ottawa flight routes
Popular flights
Alternative routes for Portland to Ottawa
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ottawa by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Ottawa by cabin class
Find flights from Portland to Ottawa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Ottawa flights
Browse other Portland and Ottawa flight options. Last updated on October 23, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
Other flights to Ottawa
Explore flights to Ottawa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Portland to Ottawa
Discover the top 2 airlines that operate flights from Portland to Ottawa. 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 7,457,451 searches. Data last updated October 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$482 | Average$725 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$586 | Average$790 | FlexibilityNo cancel fee | On-time69% |