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Cheap flights from Portland to Ottawa from C$ 159

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YOW
20 abr. — 27 abr.1
1 adult

Cheap 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 15 abril 2025.

Round-trip from

C$ 374

One-way from

C$ 159

Popular in

April

Cheapest in

September

Average price

C$ 1,207
WestJet
  • WestJet
  • 11/6-10/7
  • 2 total stops
  • 17h 48m total
  • Portland to Ottawa
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WestJet
  • WestJet
  • 4/8
  • 2 total stops
  • 12h 40m total
  • Portland to Ottawa
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 278 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 42 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 15 abril 2025.

mié. 11/61:45 p.m.PDX - YOW
1 stop7h 56mWestJet
jue. 10/76:00 a.m.YOW - PDX
1 stop9h 52mWestJet
Deal found 14/4C$ 374
mar. 27/51:24 p.m.PDX - YOW
2 stops14h 21mMultiple Airlines
jue. 5/67:50 a.m.YOW - PDX
1 stop8h 02mMultiple Airlines
Deal found 15/4C$ 381
mar. 27/56:15 a.m.PDX - YOW
2 stops10h 11mAir Canada
jue. 5/65:25 p.m.YOW - PDX
1 stop8h 01mAir Canada
Deal found 15/4C$ 649

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 629,999 searches. Data last updated 15 abril 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

mié. 11/6

1:45 p.m.-12:41 a.m.

1 stop7h 56m

Ottawa

jue. 10/7

6:00 a.m.-12:52 p.m.

1 stop9h 52m

C$ 374

PortlandOttawa

PDX - YOW

PDXYOW

Portland

mar. 27/5

1:24 p.m.-6:45 a.m.

2 stops14h 21m

Ottawa

jue. 5/6

7:50 a.m.-12:52 p.m.

1 stop8h 02m

C$ 381

PortlandOttawa

PDX - YOW

PDXYOW

Portland

mar. 27/5

6:15 a.m.-7:26 p.m.

2 stops10h 11m

Ottawa

jue. 5/6

5:25 p.m.-10:26 p.m.

1 stop8h 01m

C$ 649

PortlandOttawa

PDX - YOW

PDXYOW

Portland

lun. 4/8

1:45 p.m.-5:25 a.m.

2 stops12h 40m

C$ 159

PortlandOttawa

PDX - YOW

PDXYOW

Portland

lun. 21/4

9:27 p.m.-8:20 a.m.

2 stops31h 53m

C$ 430

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

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, October is the cheapest month in which you can book a flight from Portland to Ottawa (average of C$ 224). Flying from Portland to Ottawa in December is currently the most expensive (average of C$ 326). 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.

Rainfall in Ottawa by month

Plan your trip to Ottawa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 mm per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

Temperature in Ottawa by month

Plan your trip to Ottawa by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

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 15 abril 2025.
Read through reviews of airlines operating flights from Portland to Ottawa, such as WestJet and Air Canada. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
2,805 reviews
Check prices

Comfort

7.0

Food

6.2

Crew

7.9

Boarding

7.4

Overall

7.2

Entertainment

6.1

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.
WestJet
7.2
Good
2,805 reviews
WestJet
7.2
Good
2,805 reviews
Check prices

Comfort

7.0

Food

6.2

Crew

7.9

Boarding

7.4

Overall

7.2

Entertainment

6.1

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.
Air Canada
7.0
Good
9,127 reviews
WestJet
7.2
Good
2,805 reviews
Check prices

Comfort

7.0

Food

6.2

Crew

7.9

Boarding

7.4

Overall

7.2

Entertainment

6.1

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

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.

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

    Flying on WestJet is currently your cheapest option to Ottawa, with prices starting at C$ 374. Another option worth looking into is Air Canada, starting at C$ 649 round trip. You may be able to fly from Portland to Ottawa for 57% less than the average price by searching for these airlines.

  • 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, October is the cheapest month in which you can book a flight from Portland to Ottawa (average of C$ 224). Flying from Portland to Ottawa in December is currently the most expensive (average of C$ 326). 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

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Gatineau
Perth
Smiths Falls
Prescott
Brockville
Wakefield
Lanark

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.

Top airline flying from Portland to Ottawa

Discover the top airline 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 629,999 searches. Data last updated 15 abril 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 533AverageC$ 572FlexibilityNo 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 Portland to Ottawa?

Cheapflights makes it easy to find Portland to Ottawa 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 Portland to Ottawa?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portland to Ottawa for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Portland to Ottawa with no change fees?

Certainly. Search results for flights to Ottawa from Portland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portland to Ottawa become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ottawa from Portland today and book when prices fit your budget.

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