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$193+ Cheap flights from Portland (PDX) to Ottawa (YOW)

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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YOW
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Portland to Ottawa

Cheapest flights from Portland to Ottawa
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 December 12, 2025.

This Air Canada deal was found by Cheapflights users on 12/11. 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 12/227:00 pmPDX - YOW
2 stops11h 23mAir Canada
Mon 12/296:00 amYOW - PDX
2 stops11h 40mAir Canada
Deal found 12/11$1,031
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Mon 12/225:00 amPDX - YOW
2 stops13h 18mUnited Airlines
Mon 12/295:00 amYOW - PDX
2 stops15h 31mUnited Airlines
Deal found 12/9$1,078
This FlightHub deal was found by Cheapflights users on 12/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:32 amPDX - YOW
2 stops21h 08mWestJet
Mon 12/155:45 pmYOW - PDX
2 stops26h 58mWestJet
Deal found 12/11$1,124
This FlightHub deal was found by Cheapflights users on 12/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1212:32 amPDX - YOW
2 stops21h 10mWestJet
Mon 12/155:45 pmYOW - PDX
2 stops26h 58mWestJet
Deal found 12/11$1,128
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 12/127:06 amPDX - YOW
1 stop13h 52mMultiple Airlines
Mon 12/155:40 amYOW - PDX
2 stops19h 47mMultiple Airlines
Deal found 12/11$1,149
This FlightHub deal was found by Cheapflights users on 12/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:32 amPDX - YOW
2 stops45h 08mWestJet
Sun 12/145:45 pmYOW - PDX
2 stops50h 58mWestJet
Deal found 12/11$1,182

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$464
(flugladen.de)

One-way from

$193
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$729
Provider with most accurate pricing for Portland-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Ottawa flights.
Search Deals
From Portland to Ottawa
Search Deals
One-way flight from Portland to Ottawa
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Portland to Ottawa that are best for you.

Fly from

Portland

Fly to

Ottawa

Route

Depart

Return

Price

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Tue 1/6

10:40 am-5:25 pm

1 stop27h 45m

Ottawa

Tue 1/13

4:40 pm-8:48 pm

1 stop31h 08m

$568

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 2/12

7:00 pm-6:43 am

1 stop8h 43m

Ottawa

Sun 2/15

5:45 am-2:40 pm

2 stops11h 55m

$596

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 1/15

7:00 pm-6:43 am

1 stop8h 43m

Ottawa

Sun 1/18

10:20 am-6:30 pm

2 stops11h 10m

$599

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 1/15

11:59 pm-5:12 pm

1 stop14h 13m

Ottawa

Sun 1/18

3:10 pm-9:49 pm

1 stop9h 39m

$602

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sun 1/11

10:47 am-9:18 pm

1 stop7h 31m

Ottawa

Sun 1/18

6:20 am-6:56 pm

1 stop15h 36m

$602

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sun 1/25

11:59 pm-9:18 pm

1 stop18h 19m

Ottawa

Sun 2/1

5:11 pm-10:32 pm

1 stop8h 21m

$602

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 1/22

5:35 pm-12:42 am

3 stops28h 07m

$193

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 1/22

7:00 pm-6:43 am

1 stop8h 43m

$265

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

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 December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Ottawa flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Ottawa flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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 Portland to Ottawa

What is the cheapest month to book a flight from Portland to Ottawa?

Currently, May is the cheapest month in which you can book a flight from Portland to Ottawa (average of $183). Flying from Portland to Ottawa in April is currently the most expensive (average of $423). 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.

What is the cheapest time of day to fly from PDX to YOW?

Find hourly flight availability from Portland to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

When flying from Portland to Ottawa, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 18% versus a flight in the morning.

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 December 12, 2025.
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.
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Air Canada
7.1
Good
10,516 reviews
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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.

  • How long is the flight from Portland to Ottawa?

    There are many flights that can get you from Portland to Ottawa in 8h 43m. Fly via Air Canada to get the fastest option. The distance from Portland to Ottawa is about 2240 mi.

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

    Flying on United Airlines is currently your cheapest option to Ottawa, with prices starting at $148. Another option worth looking into is Air Canada, starting at $315 round trip. United Airlines is currently priced 77% below the average price you’ll pay for this route.

  • Can I find deals for flights from Portland to Ottawa that include hotel bookings?

    Yes. In addition to deals on Portland to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Ottawa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Ottawa.

  • Can I find deals for business class flights from Portland to Ottawa?

    Yes. Cheapflights offers flight deals from Portland to Ottawa 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 Portland to Ottawa?

    Currently, May is the cheapest month in which you can book a flight from Portland to Ottawa (average of $183). Flying from Portland to Ottawa in April is currently the most expensive (average of $423). 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

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

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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 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$333Average$649FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$365Average$715FlexibilityNo cancel feeOn-time69%

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