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Cheap flights from Ontario to Portland from C$ 195

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PDX
2 Mar — 9 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Portland
Explore the most affordable flight options available from Ontario to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 January 2026.

Sat 23/56:10 a.m.
YYZ
-
PDX
2 stops10h 40m
WestJet
Tue 26/52:30 p.m.
PDX
-
YYZ
1 stop7h 35m
WestJet
Deal found 29/1C$ 326
Sun 3/56:10 a.m.
YYZ
-
PDX
2 stops10h 40m
WestJet
Wed 6/52:30 p.m.
PDX
-
YYZ
1 stop7h 35m
WestJet
Deal found 29/1C$ 333
Sun 3/56:10 a.m.
YYZ
-
PDX
2 stops10h 40m
WestJet
Sun 10/52:30 p.m.
PDX
-
YYZ
1 stop7h 35m
WestJet
Deal found 30/1C$ 347
Fri 22/58:00 a.m.
YYZ
-
PDX
2 stops9h 45m
Air Canada
Tue 26/53:25 p.m.
PDX
-
YYZ
1 stop7h 13m
Air Canada
Deal found 29/1C$ 379
Fri 27/28:00 a.m.
YYZ
-
PDX
1 stop9h 40m
Multiple Airlines
Sat 7/36:00 a.m.
PDX
-
YYZ
1 stop6h 35m
Multiple Airlines
Deal found 28/1C$ 385
Fri 22/510:25 p.m.
YYZ
-
PDX
1 stop18h 25m
WestJet
Tue 26/52:30 p.m.
PDX
-
YYZ
1 stop7h 35m
WestJet
Deal found 29/1C$ 386
Thu 5/34:45 p.m.
YYZ
-
PDX
1 stop9h 59m
Alaska Airlines
Wed 11/33:52 p.m.
PDX
-
YYZ
1 stop20h 43m
Alaska Airlines
Deal found 29/1C$ 391
Sun 3/58:40 p.m.
YKF
-
PDX
1 stop20h 10m
WestJet
Sun 10/52:30 p.m.
PDX
-
YKF
1 stop26h 20m
WestJet
Deal found 30/1C$ 397
Thu 5/37:30 a.m.
YUL
-
PDX
1 stop10h 10m
Air Canada
Thu 12/33:15 p.m.
PDX
-
YUL
2 stops12h 58m
Air Canada
Deal found 31/1C$ 414
Fri 22/56:10 p.m.
YHM
-
PDX
1 stop22h 40m
WestJet
Tue 26/52:30 p.m.
PDX
-
YHM
1 stop23h 45m
WestJet
Deal found 29/1C$ 416
Sun 3/56:10 p.m.
YHM
-
PDX
1 stop22h 40m
WestJet
Sun 10/52:30 p.m.
PDX
-
YHM
1 stop23h 45m
WestJet
Deal found 30/1C$ 423
Sun 26/47:15 a.m.
YUL
-
PDX
1 stop9h 35m
WestJet
Fri 1/52:30 p.m.
PDX
-
YUL
1 stop13h 30m
WestJet
Deal found 30/1C$ 425

Find flight deals from Ontario to Portland

Keep the following information in mind while searching for Ontario to Portland flight deals. Data was last updated 31 January 2026.

Round-trip from

C$ 326

One-way from

C$ 195

Popular in

March

Cheapest in

July

Average price

C$ 527
WestJet
  • WestJet
  • 23/5-26/5
  • 3 total stops
  • 18h 15m total
  • Ontario to Portland
Search Deals
WestJet
  • WestJet
  • 3/5
  • 2 total stops
  • 10h 40m total
  • Ontario to Portland
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Portland 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 31 January 2026.
Use the filters below to find and compare flights from Ontario to Portland that are best for you.

Fly from

Ontario

Fly to

Portland

Route

Depart

Return

Price

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Sat 23/5

6:10 a.m.-1:50 p.m.

2 stops10h 40m

Portland

Tue 26/5

2:30 p.m.-1:05 a.m.

1 stop7h 35m

C$ 326

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Sun 3/5

6:10 a.m.-1:50 p.m.

2 stops10h 40m

Portland

Sun 10/5

2:30 p.m.-3:20 p.m.

2 stops21h 50m

C$ 367

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Fri 27/2

8:00 a.m.-2:40 p.m.

1 stop9h 40m

Portland

Sat 7/3

6:00 a.m.-3:35 p.m.

1 stop6h 35m

C$ 385

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Fri 6/3

4:45 p.m.-10:41 p.m.

1 stop8h 56m

Portland

Wed 11/3

3:52 p.m.-3:35 p.m.

1 stop20h 43m

C$ 391

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Sat 23/5

2:15 p.m.-9:46 p.m.

1 stop10h 31m

Portland

Sun 24/5

10:55 p.m.-1:25 p.m.

1 stop11h 30m

C$ 391

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Thu 5/3

4:45 p.m.-11:44 p.m.

1 stop9h 59m

Portland

Wed 11/3

3:52 p.m.-3:35 p.m.

1 stop20h 43m

C$ 391

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Mon 16/3

8:50 p.m.-9:15 a.m.

1 stop15h 25m

Portland

Mon 23/3

7:05 p.m.-5:59 a.m.

1 stop7h 54m

C$ 394

TorontoPortland

YKF - PDX

YKFPDX

Toronto Region of Waterloo Intl

Sun 3/5

8:40 p.m.-1:50 p.m.

1 stop20h 10m

Portland

Sun 10/5

2:30 p.m.-7:50 p.m.

1 stop26h 20m

C$ 397

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Thu 4/6

5:15 p.m.-10:23 p.m.

1 stop8h 08m

Portland

Sun 7/6

10:40 p.m.-9:53 a.m.

1 stop8h 13m

C$ 401

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Wed 3/6

2:15 p.m.-9:46 p.m.

1 stop10h 31m

Portland

Thu 11/6

10:55 p.m.-1:25 p.m.

1 stop11h 30m

C$ 401

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/1

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Ontario 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 Ontario to Portland

What is the cheapest month to book a flight from Region of Ontario to Portland?

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Portland (average of C$ 213). Flying from Region of Ontario to Portland in November is currently the most expensive (average of C$ 378). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Portland from Ontario?

    Located just 9.7 km from the city centre, Portland (PDX) is the airport most travelers will use when flying to Portland from Ontario.

  • How long is the flight from Region of Ontario to Portland?

    Departing from Region of Ontario to Portland will take you 8h 56m. Region of Ontario and Portland are separated by a distance of 3364 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Region of Ontario to Portland one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as C$ 145. However, be on the lookout for offers from American Airlines and Air Canada, as they are both options that can get you from Region of Ontario to Portland for a low price.

  • What are the most popular routes from Region of Ontario to Portland?

    Most travellers choose Montreal Pierre Elliott Trudeau Intl - Portland, Toronto Pearson Intl - Portland or Ottawa - Portland when deciding on the best route from Region of Ontario to Portland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Portland 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 Region of Ontario to Portland?

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Portland (average of C$ 213). Flying from Region of Ontario to Portland in November is currently the most expensive (average of C$ 378). 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
Vancouver
Tillamook
Cannon Beach
Lincoln City

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Alternative routes for Ontario to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Vancouver Intl to Portland flights
Pierre Elliott Trudeau Intl to Portland flights
Pearson Intl to Portland flights
Ottawa to Portland flights
Calgary to Portland flights
Edmonton to Portland flights
Toronto Island to Portland flights
Saskatoon to Portland flights
Vancouver Intl to Eugene flights
Pearson Intl to Boise flights
Victoria to Portland flights
Hamilton to Portland flights
Fort St. John to Portland flights
Vancouver Intl to Boise flights
Regina to Portland flights
Winnipeg to Portland flights
Calgary to Boise flights
Region of Waterloo Intl to Portland flights
Québec City to Portland flights
Vancouver Intl to Redmond flights
Nanaimo to Portland flights
Kelowna to Portland flights
Pearson Intl to Medford flights
Pearson Intl to Eugene flights
Québec City to Eugene flights
London to Portland flights
Kamloops to Portland flights
Pierre Elliott Trudeau Intl to Redmond flights
Winnipeg to Medford flights
Thunder Bay to Portland flights
Saskatoon to Boise flights
Edmonton to Eugene flights
Calgary to Eugene flights
Calgary to North Bend flights
Hamilton to Eugene flights
Region of Waterloo Intl to Eugene flights
St John to Portland flights
Pearson Intl to North Bend flights

Top 6 airlines flying from Ontario to Portland

Discover the top 6 airlines that operate flights from Ontario to Portland. 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 31 January 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 239AverageC$ 494FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 242AverageC$ 424FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 320AverageC$ 649FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 363AverageC$ 571FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 379AverageC$ 468FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 383AverageC$ 678FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines 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 Ontario to Portland?

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Portland for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Ontario to Portland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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