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Cheap flights from Ontario to Portland from C$ 276

YYZ — PDX
20 Nov — 27 Nov1
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

Sat 31/105:15 p.m. -
1 stop8h 47m
Mon 9/116:08 a.m. -
1 stop6h 57m
Deal found 17/10C$ 405
Thu 29/108:30 a.m. -
2 stops13h 01m
Mon 2/117:15 p.m. -
1 stop8h 37m
Deal found 21/10C$ 461
Sat 31/1010:00 a.m. -
2 stops11h 31m
Mon 9/117:10 p.m. -
1 stop8h 42m
Deal found 17/10C$ 470
Thu 29/103:00 p.m. -
1 stop9h 11m
Mon 2/1111:09 p.m. -
1 stop8h 41m
Deal found 20/10C$ 471
Fri 23/107:34 p.m. -
1 stop7h 10m
Tue 27/1011:00 p.m. -
2 stops11h 36m
Deal found 16/10C$ 474
Thu 29/107:45 a.m. -
1 stop8h 53m
Mon 2/115:15 p.m. -
2 stops14h 08m
Deal found 19/10C$ 475
Sat 5/126:45 a.m. -
2 stops10h 53m
Sat 12/127:33 p.m. -
2 stops11h 14m
Deal found 21/10C$ 477
Tue 27/103:00 p.m. -
1 stop9h 11m
Tue 3/1111:09 p.m. -
2 stops10h 52m
Deal found 19/10C$ 485
Sat 31/103:00 p.m. -
1 stop9h 15m
Tue 10/1111:49 p.m. -
2 stops9h 43m
Deal found 20/10C$ 487
Mon 23/114:09 p.m. -
1 stop8h 52m
Wed 2/1211:39 p.m. -
1 stop10h 27m
Deal found 20/10C$ 489
Thu 19/117:45 a.m. -
1 stop9h 56m
Wed 25/1110:00 a.m. -
1 stop11h 56m
Deal found 19/10C$ 837
Thu 19/1110:30 a.m. -
1 stop13h 14m
Thu 26/116:29 p.m. -
2 stops19h 16m
Deal found 20/10C$ 875

Find flight deals from Ontario to Portland

Round-trip from

C$ 405

One-way from

C$ 276

Popular in

December

Cheapest in

March

Average price

C$ 624
Alaska Airlines
  • Alaska Airlines
  • 31/10-9/11
  • 2 total stops
  • 15h 44m total
  • Ontario to Portland
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American Airlines
  • American Airlines
  • 30/10-31/12
  • 1 total stop
  • 9h 26m total
  • Ontario to Portland
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 76 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ontario to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoPortland

YYZ Toronto Pearson Intl - PDX Portland

YYZPDX

Toronto Pearson Intl

Sun 15/11

6:30 a.m.-10:46 p.m.

1 stop19h 16m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 277

TorontoPortland

YYZ Toronto Pearson Intl - PDX Portland

YYZPDX

Toronto Pearson Intl

Wed 25/11

5:15 p.m.-10:58 p.m.

1 stop8h 43m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 277

TorontoPortland

YYZ Toronto Pearson Intl - PDX Portland

YYZPDX

Toronto Pearson Intl

Tue 3/11

10:53 a.m.-7:12 p.m.

1 stop11h 19m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 277

TorontoPortland

YYZ Toronto Pearson Intl - PDX Portland

YYZPDX

Toronto Pearson Intl

Fri 30/10

2:26 p.m.-11:47 p.m.

2 stops12h 21m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 278

TorontoPortland

YYZ Toronto Pearson Intl - PDX Portland

YYZPDX

Toronto Pearson Intl

Fri 6/11

12:10 p.m.-10:18 p.m.

2 stops13h 08m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 278

TorontoPortland

YYZ Toronto Pearson Intl - PDX Portland

YYZPDX

Toronto Pearson Intl

Sat 24/10

6:10 a.m.-4:10 p.m.

2 stops13h 00m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 278

TorontoPortland

YYZ Toronto Pearson Intl - PDX Portland

YYZPDX

Toronto Pearson Intl

Tue 10/11

6:00 a.m.-1:35 p.m.

2 stops10h 35m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 278

TorontoPortland

YYZ Toronto Pearson Intl - PDX Portland

YYZPDX

Toronto Pearson Intl

Sat 14/11

6:00 a.m.-4:29 p.m.

2 stops13h 29m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 278

TorontoPortland

YYZ Toronto Pearson Intl - PDX Portland

YYZPDX

Toronto Pearson Intl

Tue 10/11

3:35 p.m.-10:27 p.m.

1 stop9h 52m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 280

TorontoPortland

YYZ Toronto Pearson Intl - PDX Portland

YYZPDX

Toronto Pearson Intl

Sat 14/11

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

3 stops14h 39m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 295

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/10

Showing 1-10 of 31 resultsSorted by cheapest first
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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

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, May is the cheapest month in which you can book a flight from Region of Ontario to Portland (average of C$ 487). Flying from Region of Ontario to Portland in December is currently the most expensive (average of C$ 682). 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.

How much does it cost to fly round-trip from Region of Ontario to Portland?

Airfare is below average for this route at the moment.
Region of Ontario to Portland flights typically cost between C$ 517 and C$ 738 in October.
The cheapest round-trip price found within the last 5 days was C$ 405 on Alaska Airlines (31 Oct-9 Nov).

How far ahead should I book a flight from Region of Ontario to Portland?

To ensure you get the cheapest price possible for a flight from Region of Ontario to Portland, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

  • 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 9h 56m. Region of Ontario and Portland are separated by a distance of 3605 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$ 172. However, be on the lookout for offers from Delta and United Airlines, 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 Toronto Pearson Intl - Portland, Montreal Pierre Elliott Trudeau Intl - Portland or Toronto Island - 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, May is the cheapest month in which you can book a flight from Region of Ontario to Portland (average of C$ 487). Flying from Region of Ontario to Portland in December is currently the most expensive (average of C$ 682). 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
Salem
Cannon Beach
Gresham

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Ontario to Portland

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 203AverageC$ 477FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 215AverageC$ 455FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 291AverageC$ 672FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 393AverageC$ 676FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 398AverageC$ 523FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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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?

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