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$95+ Cheap flights from Portland (PDX) to Ontario

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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YYZ
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from Portland to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Ontario (CAON). 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 18, 2024.

Round-trip from

$294
(Kiwi.com)

One-way from

$95
(Trip.com)
From Portland to Ontario
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One-way flight from Portland to Ontario
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Find flight deals from Portland to Ontario

Cheapest flights from Portland to Ontario
Explore the most affordable flight options available from Portland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/287:19 pmPDX - YYZ
2 stops35h 10mMultiple Airlines
Mon 1/610:00 amYYZ - PDX
1 stop11h 06mMultiple Airlines
Deal found 12/16$565
This Mytrip deal was found by Cheapflights users on 12/16. 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 12/245:00 amPDX - YUL
1 stop8h 35mMultiple Airlines
Tue 1/76:45 amYUL - PDX
3 stops19h 49mMultiple Airlines
Deal found 12/16$587
This Air Canada deal was found by Cheapflights users on 12/16. 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.
Tue 12/244:45 pmPDX - YUL
1 stop14h 47mAir Canada
Tue 1/76:15 pmYUL - PDX
1 stop18h 19mAir Canada
Deal found 12/16$619
This Air Canada deal was found by Cheapflights users on 12/18. 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.
Tue 12/315:45 amPDX - YYZ
1 stop8h 07mAir Canada
Fri 1/33:05 pmYYZ - PDX
1 stop10h 04mAir Canada
Deal found 12/18$655
This United deal was found by Cheapflights users on 12/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:45 amPDX - YYZ
1 stop8h 07mUnited Airlines
Fri 1/39:00 amYYZ - PDX
2 stops12h 05mUnited Airlines
Deal found 12/18$674
This Mytrip deal was found by Cheapflights users on 12/16. 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.
Sat 12/2811:59 pmPDX - YTZ
3 stops19h 16mMultiple Airlines
Mon 1/61:10 pmYTZ - PDX
3 stops32h 43mMultiple Airlines
Deal found 12/16$689
This United deal was found by Cheapflights users on 12/17. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2410:55 amPDX - YOW
1 stop7h 29mUnited Airlines
Tue 12/315:30 amYOW - PDX
2 stops15h 35mUnited Airlines
Deal found 12/17$737
This Justfly.com deal was found by Cheapflights users on 12/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/225:10 amPDX - YYZ
1 stop7h 44mWestJet
Mon 12/305:00 pmYYZ - PDX
1 stop10h 15mWestJet
Deal found 12/17$811
This KAYAK deal was found by Cheapflights users on 12/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/252:04 pmPDX - YUL
1 stop6h 39mWestJet
Wed 1/86:00 amYUL - PDX
1 stop9h 55mWestJet
Deal found 12/16$815
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Sat 12/2112:59 amPDX - YYZ
1 stop12h 20mAmerican Airlines
Mon 12/302:00 pmYYZ - PDX
1 stop11h 57mAmerican Airlines
Deal found 12/17$908
This Air Canada deal was found by Cheapflights users on 12/17. 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.
Tue 12/2410:55 amPDX - YOW
1 stop7h 29mAir Canada
Tue 12/316:20 amYOW - PDX
1 stop15h 29mAir Canada
Deal found 12/17$1,028
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Mon 12/2312:59 amPDX - YUL
2 stops12h 56mAmerican Airlines
Tue 1/77:30 amYUL - PDX
2 stops15h 41mAmerican Airlines
Deal found 12/16$1,152

Find flights from Portland to Ontario within your budget

Customize your flight search to find flights from Portland to Ontario 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 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Wed 1/8

2:55 pm-4:35 pm

1 stop22h 40m

Montreal Pierre Elliott Trudeau Intl

Tue 1/14

5:35 pm-4:35 pm

1 stop26h 00m

$294

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 1/9

5:30 pm-4:45 pm

1 stop20h 15m

Ottawa

Mon 1/13

6:10 pm-4:35 pm

1 stop25h 25m

$296

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Sun 1/5

5:00 am-12:38 pm

2 stops28h 38m

Toronto Pearson Intl

Thu 1/9

8:00 pm-9:21 am

1 stop16h 21m

$323

PortlandToronto

PDX - YTZ

PDXYTZ

Portland

Mon 1/13

5:30 pm-1:55 pm

2 stops17h 25m

Toronto Island

Thu 1/16

2:00 pm-9:21 am

2 stops22h 21m

$338

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Sun 1/19

12:45 am-1:48 pm

1 stop10h 03m

Toronto Pearson Intl

Tue 1/28

6:30 am-12:55 pm

1 stop9h 25m

$339

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Thu 1/9

8:24 am-9:20 pm

2 stops9h 56m

Toronto Pearson Intl

Thu 1/23

6:15 am-3:05 pm

2 stops11h 50m

$384

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Wed 1/8

11:40 am-3:05 pm

1 stop24h 25m

Toronto Pearson Intl

Sun 1/12

4:20 pm-8:23 am

2 stops19h 03m

$391

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Thu 5/29

2:00 pm-12:24 am

1 stop7h 24m

Toronto Pearson Intl

Fri 6/20

6:30 am-1:07 pm

1 stop9h 37m

$440

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Wed 1/8

7:00 am-6:47 pm

1 stop8h 47m

Montreal Pierre Elliott Trudeau Intl

Sun 1/12

7:30 am-2:44 pm

1 stop10h 14m

$458

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Fri 2/7

5:31 am-10:45 pm

2 stops14h 14m

Montreal Pierre Elliott Trudeau Intl

Sun 2/9

7:30 am-5:53 pm

2 stops13h 23m

$466

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 32 results
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Best time to book a flight from Portland to Ontario

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

Travel insights for flights from Portland to Ontario

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

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

Currently, January is the cheapest month in which you can book a flight from Portland to Region of Ontario (average of $243). Flying from Portland to Region of Ontario in July is currently the most expensive (average of $359). 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 ON?

Find hourly flight availability from Portland to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

When flying from Portland to Region of Ontario, 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 Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 21.2 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated December 18, 2024.
See what other customers who have flown with WestJet, Air Canada and American Airlines from Portland to Ontario have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,552 reviews

Food

7.2

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,552 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Food

7.2

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,604 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Food

7.2

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,059 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Food

7.2

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

WestJet
7.3
Good
2,818 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Food

7.2

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Food

7.2

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

Find useful and relevant information for your journey from Portland to Ontario. 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 from for flights from Portland to Ontario?

    Located just 6.0 mi from the city center, Portland (PDX) is the airport most travelers will use when flying to Ontario from Portland.

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

    $158 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 $175 and $211, respectively.

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

    While some choose either Portland - Montreal Pierre Elliott Trudeau Intl or Portland - Ottawa, Portland - Toronto Pearson Intl is the most popular route from Portland to Region of Ontario.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Portland to Region of Ontario (average of $243). Flying from Portland to Region of Ontario in July is currently the most expensive (average of $359). 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

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Alternative routes for Portland to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Vancouver Intl flights
Portland to Calgary flights
Portland to Pearson Intl flights
Portland to Pierre Elliott Trudeau Intl flights
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Medford to Pearson Intl flights
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Medford to Ottawa flights
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Top 6 airlines flying from Portland to Ontario

Discover the top 6 airlines that operate flights from Portland to Ontario. 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 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$138Average$525FlexibilityNo cancel feeOn-time67%
WestJetCheapest$212Average$432FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$250Average$579FlexibilityNo cancel feeOn-time69%
DeltaCheapest$317Average$468FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$329Average$468FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$348Average$536FlexibilityNo cancel feeOn-time71%
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