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$118+ Cheap flights from Ontario to Portland (PDX)

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PDX
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap flight deals from Ontario to Portland

Keep the following information in mind while searching for Ontario to Portland flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$253
(Kiwi.com)

One-way from

$118
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$371
Provider with most accurate pricing for Toronto (YTO)-Portland flight deals.
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Provider most trusted by Cheapflights users for Toronto (YTO)-Portland flights.
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From Ontario to Portland
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One-way flight from Ontario to Portland
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Highest demand for flights based on searches. 12% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Ontario to Portland

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 February 22, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/21. 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.
Thu 3/138:00 pmYYZ - PDX
1 stop15h 40mMultiple Airlines
Sun 3/162:33 pmPDX - YYZ
2 stops19h 20mMultiple Airlines
Deal found 2/21$253
This Delta deal was found by Cheapflights users on 2/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/82:45 pmYYZ - PDX
1 stop8h 54mDelta
Tue 4/1510:59 pmPDX - YYZ
1 stop6h 56mDelta
Deal found 2/21$303
This American Airlines deal was found by Cheapflights users on 2/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/811:35 amYYZ - PDX
1 stop14h 27mAmerican Airlines
Tue 4/155:31 amPDX - YYZ
2 stops9h 59mAmerican Airlines
Deal found 2/21$316
This Mytrip deal was found by Cheapflights users on 2/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:45 amYUL - PDX
2 stops28h 37mMultiple Airlines
Tue 4/2911:02 amPDX - YUL
2 stops34h 41mMultiple Airlines
Deal found 2/21$328
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Sat 3/221:45 pmYTZ - PDX
1 stop11h 10mMultiple Airlines
Sat 3/294:53 pmPDX - YTZ
2 stops23h 00mMultiple Airlines
Deal found 2/20$375
This American Airlines deal was found by Cheapflights users on 2/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2212:30 pmYUL - PDX
1 stop13h 32mAmerican Airlines
Tue 4/2911:52 pmPDX - YUL
1 stop8h 52mAmerican Airlines
Deal found 2/21$375
This Kissandfly.com deal was found by Cheapflights users on 2/21. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/412:30 pmYUL - PDX
1 stop13h 32mBritish Airways
Sun 4/1311:52 pmPDX - YUL
1 stop8h 52mBritish Airways
Deal found 2/21$377
This Delta deal was found by Cheapflights users on 2/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/511:20 amYUL - PDX
2 stops12h 22mDelta
Tue 3/116:30 amPDX - YUL
2 stops13h 56mDelta
Deal found 2/21$380
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Mon 3/1012:45 pmYYZ - PDX
1 stop10h 40mUnited Airlines
Mon 3/1011:38 pmPDX - YYZ
1 stop7h 20mUnited Airlines
Deal found 2/21$381
This Kiwi.com deal was found by Cheapflights users on 2/21. 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.
Sun 3/96:10 pmYOW - PDX
1 stop17h 30mMultiple Airlines
Sun 3/162:33 pmPDX - YOW
2 stops20h 31mMultiple Airlines
Deal found 2/21$386
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/264:20 pmYYZ - PDX
1 stop9h 36mAlaska Airlines
Wed 3/121:33 pmPDX - YYZ
1 stop22h 22mAlaska Airlines
Deal found 2/20$396
This Air Canada deal was found by Cheapflights users on 2/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/59:05 amYYZ - PDX
1 stop8h 35mAir Canada
Mon 6/97:40 pmPDX - YYZ
1 stop8h 29mAir Canada
Deal found 2/20$399

Find flights from Ontario to Portland within your budget

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 2,558,603 searches. Data last updated February 22, 2025.

Fly from

Ontario

Fly to

Portland

Route

Depart

Return

Price

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Thu 3/13

8:00 pm-8:40 am

1 stop15h 40m

Portland

Sun 3/16

2:33 pm-12:53 pm

2 stops19h 20m

$253

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Tue 4/8

2:45 pm-8:39 pm

1 stop8h 54m

Portland

Tue 4/15

10:59 pm-8:55 am

1 stop6h 56m

$303

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Tue 4/8

11:35 am-11:02 pm

1 stop14h 27m

Portland

Tue 4/15

5:31 am-6:30 pm

2 stops9h 59m

$316

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Tue 4/22

6:45 am-8:22 am

2 stops28h 37m

Portland

Tue 4/29

11:02 am-12:43 am

2 stops34h 41m

$328

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Tue 4/22

12:30 pm-11:02 pm

1 stop13h 32m

Portland

Tue 4/29

11:52 pm-11:44 am

1 stop8h 52m

$375

TorontoPortland

YTZ - PDX

YTZPDX

Toronto Island

Sat 3/22

1:45 pm-9:55 pm

1 stop11h 10m

Portland

Sat 3/29

4:53 pm-6:53 pm

2 stops23h 00m

$375

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Fri 4/4

12:30 pm-11:02 pm

1 stop13h 32m

Portland

Sun 4/13

11:52 pm-11:44 am

1 stop8h 52m

$377

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 3/5

11:20 am-8:42 pm

2 stops12h 22m

Portland

Tue 3/11

6:30 am-11:26 pm

2 stops13h 56m

$380

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Mon 3/10

12:45 pm-8:25 pm

1 stop10h 40m

Portland

Mon 3/10

11:38 pm-9:58 am

1 stop7h 20m

$381

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Sun 3/9

6:10 pm-8:40 am

1 stop17h 30m

Portland

Sun 3/16

2:33 pm-2:04 pm

2 stops20h 31m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 43 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.

Travel insights for flights from Ontario to Portland

Get recent, data-driven insights about flights from Ontario to Portland including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Region of Ontario to Portland (average of $277). Flying from Region of Ontario to Portland in March is currently the most expensive (average of $376). 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 ON to PDX?

Find hourly flight availability from Ontario to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

When flying from Region of Ontario to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Portland by month

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

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

Temperature in Portland by month

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

If weather is an important factor for your trip to Portland, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated February 22, 2025.
Read through reviews of airlines operating flights from Ontario to Portland, such as Alaska Airlines, Delta and SWISS. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,700 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,700 reviews
Alaska Airlines
8.0
Very good
9,700 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,203 reviews
Alaska Airlines
8.0
Very good
9,700 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

SWISS
7.5
Good
1,566 reviews
Alaska Airlines
8.0
Very good
9,700 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,754 reviews
Alaska Airlines
8.0
Very good
9,700 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,700 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?

    For a flight from Ontario to Portland, you will be flying into Portland. Portland (PDX) is just 6.0 mi from the center of the city.

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

    $177 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Air Canada and Delta, with prices starting from $210 and $219, respectively.

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

    When deciding which route to take from Region of Ontario to Portland consider Toronto Pearson Intl - Portland, Montreal Pierre Elliott Trudeau Intl - Portland or Ottawa - Portland as they are the most popular.

  • 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, November is the cheapest month in which you can book a flight from Region of Ontario to Portland (average of $277). Flying from Region of Ontario to Portland in March is currently the most expensive (average of $376). 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 Ontario?

Book flights to Ontario if you plan to visit one of these locations
Seaside
Lincoln City
Beaverton
McMinnville
Lake Oswego
Hillsboro
Vancouver
Gresham
Long Beach
Cannon Beach
Tigard
Astoria
Hood River
Woodburn
Depoe Bay
Pacific City
Stevenson
Troutdale
Longview
Wilsonville

Browse thousands of different options on Cheapflights for your next trip

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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
Pearson Intl to Portland flights
Pierre Elliott Trudeau Intl to Portland flights
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Hamilton to Portland flights
Kelowna to Portland flights
Vancouver Intl to Eugene flights
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Edmonton to Eugene flights
Kamloops to Portland flights
Pearson Intl to North Bend flights
Windsor to Portland flights
St John to Portland flights
Winnipeg to Medford flights
London to Portland flights
Hamilton to Eugene flights
Calgary to Boise flights
Region of Waterloo Intl to Eugene flights
Saskatoon to Portland flights
Vancouver Intl to Redmond 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 2,558,603 searches. Data last updated February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$139Average$433FlexibilityNo cancel feeOn-time69%
WestJetCheapest$172Average$378FlexibilityNo cancel feeOn-time60%
American AirlinesCheapest$215Average$384FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$263Average$470FlexibilityNo cancel feeOn-time67%
DeltaCheapest$273Average$357FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$282Average$415FlexibilityNo cancel feeOn-time75%
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