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Oregon

$158+ Cheap flights from Ontario to Oregon

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PDX
Jul 18 — Jul 251
Sat 7/18
Sat 7/25
1 adult, Economy
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Cheap flight deals from Ontario to Oregon

Cheapest flights from Ontario to Oregon
Explore the most affordable flight options available from Ontario to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.

This oojo deal was found by Cheapflights users on 6/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:10 am
YYZ
-
PDX
2 stops10h 40m
WestJet
Tue 9/82:30 pm
PDX
-
YYZ
1 stop7h 35m
WestJet
Deal found 6/17$265
This oojo deal was found by Cheapflights users on 6/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:00 am
YYZ
-
PDX
1 stop8h 50m
WestJet
Fri 8/282:30 pm
PDX
-
YYZ
1 stop7h 35m
WestJet
Deal found 6/13$270
This oojo deal was found by Cheapflights users on 6/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:00 am
YYZ
-
PDX
1 stop7h 50m
WestJet
Tue 7/212:30 pm
PDX
-
YYZ
1 stop7h 35m
WestJet
Deal found 6/16$272
This oojo deal was found by Cheapflights users on 6/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:00 am
YYZ
-
PDX
1 stop9h 50m
WestJet
Tue 8/112:30 pm
PDX
-
YYZ
1 stop7h 35m
WestJet
Deal found 6/13$273
This oojo deal was found by Cheapflights users on 6/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:20 pm
YYZ
-
PDX
2 stops18h 30m
WestJet
Wed 9/302:30 pm
PDX
-
YYZ
2 stops11h 40m
WestJet
Deal found 6/14$288
This Trip.com deal was found by Cheapflights users on 6/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:00 am
YYZ
-
PDX
1 stop8h 50m
WestJet
Fri 8/282:30 pm
PDX
-
YYZ
1 stop7h 35m
WestJet
Deal found 6/14$289
This oojo deal was found by Cheapflights users on 6/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:40 pm
YKF
-
PDX
1 stop20h 10m
WestJet
Wed 9/302:30 pm
PDX
-
YKF
1 stop26h 20m
WestJet
Deal found 6/14$299
This oojo deal was found by Cheapflights users on 6/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:40 pm
YKF
-
PDX
1 stop20h 10m
WestJet
Tue 9/82:30 pm
PDX
-
YKF
1 stop26h 20m
WestJet
Deal found 6/17$300
This oojo deal was found by Cheapflights users on 6/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/18:40 pm
YKF
-
PDX
1 stop20h 10m
WestJet
Wed 7/152:30 pm
PDX
-
YKF
1 stop26h 20m
WestJet
Deal found 6/14$304
This oojo deal was found by Cheapflights users on 6/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:40 pm
YKF
-
PDX
1 stop20h 10m
WestJet
Tue 8/112:30 pm
PDX
-
YKF
1 stop26h 20m
WestJet
Deal found 6/17$305
This oojo deal was found by Cheapflights users on 6/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:40 pm
YKF
-
PDX
1 stop20h 10m
WestJet
Tue 8/252:30 pm
PDX
-
YKF
1 stop26h 20m
WestJet
Deal found 6/15$307
This FlightHub deal was found by Cheapflights users on 6/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:40 pm
YKF
-
PDX
1 stop20h 10m
WestJet
Tue 8/252:30 pm
PDX
-
YKF
1 stop26h 20m
WestJet
Deal found 6/14$313

Find flight deals from Ontario to Oregon

Keep the following information in mind while searching for Ontario to Oregon flight deals. Data was last updated June 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$265
(oojo)

One-way from

$158
(oojo)

Popular in

October

Cheapest in

March

Average price

$371
Provider with most accurate pricing for Toronto (YTO)-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Portland flights.
Search Deals
From Ontario to Oregon
Search Deals
One-way flight from Ontario to Oregon
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Oregon 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 June 18, 2026.
Use the filters below to find and compare flights from Ontario to Oregon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Wed 7/29

8:00 am-1:50 pm

1 stop8h 50m

Portland

Fri 8/28

2:30 pm-12:45 pm

2 stops19h 15m

$294

TorontoPortland

YKF - PDX

YKFPDX

Toronto Region of Waterloo Intl

Fri 9/4

8:40 pm-1:50 pm

1 stop20h 10m

Portland

Tue 9/8

2:30 pm-7:50 pm

1 stop26h 20m

$300

TorontoPortland

YKF - PDX

YKFPDX

Toronto Region of Waterloo Intl

Wed 8/19

8:40 pm-1:50 pm

1 stop20h 10m

Portland

Tue 8/25

2:30 pm-7:50 pm

1 stop26h 20m

$307
Quickest round-trip

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Sat 7/4

2:35 pm-8:19 pm

1 stop8h 44m

Portland

Sat 7/11

11:40 pm-9:54 am

1 stop7h 14m

$316

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Thu 8/20

4:10 pm-10:09 pm

1 stop8h 59m

Portland

Mon 8/24

6:15 am-6:34 pm

1 stop9h 19m

$316

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Tue 7/7

8:00 pm-9:25 am

1 stop16h 25m

Portland

Fri 7/10

11:30 pm-7:02 pm

1 stop16h 32m

$316

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Wed 7/15

9:00 pm-9:34 am

1 stop15h 34m

Portland

Wed 7/22

5:00 am-9:32 pm

1 stop13h 32m

$316

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Sat 7/4

2:35 pm-8:19 pm

1 stop8h 44m

Portland

Thu 7/9

11:40 pm-7:37 pm

1 stop16h 57m

$318

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Fri 9/18

5:49 pm-11:58 pm

1 stop8h 09m

Boise Air Term. Gowen Fld

Sun 9/20

11:35 pm-12:19 pm

1 stop10h 44m

$326

HamiltonPortland

YHM - PDX

YHMPDX

Hamilton

Wed 8/19

6:10 pm-1:50 pm

1 stop22h 40m

Portland

Tue 8/25

2:30 pm-5:15 pm

1 stop23h 45m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/13

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Oregon

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

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

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Oregon (average of $85). Flying from Region of Ontario to Oregon in November is currently the most expensive (average of $220). 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 Oregon?

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

To ensure you get the cheapest price possible for a flight from Region of Ontario to Oregon, you should look to book at least 83 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.

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. 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 Oregon. Reviews last updated June 18, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Ontario to Oregon to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,410 reviews

Comfort

7.8

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.8
Good
8,410 reviews
Delta
7.8
Good
8,410 reviews

Comfort

7.8

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
United Airlines
7.4
Good
9,859 reviews
Delta
7.8
Good
8,410 reviews

Comfort

7.8

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
American Airlines
7.1
Good
11,688 reviews
Delta
7.8
Good
8,410 reviews

Comfort

7.8

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Air Canada
7.1
Good
11,212 reviews
Delta
7.8
Good
8,410 reviews

Comfort

7.8

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Related info for your journey

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

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

    A quick flight from Region of Ontario to Oregon can take about 8h 44m. WestJet provides one of the quickest options available for as low as $316. The distance between Region of Ontario and Oregon is about 2090 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Region of Ontario to Oregon are American Airlines ($135), WestJet ($141), and Air Canada ($158).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Oregon 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 Oregon?

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Oregon (average of $85). Flying from Region of Ontario to Oregon in November is currently the most expensive (average of $220). 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 Ontario to Oregon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Ontario to Oregon

Discover the top 4 airlines that operate flights from Ontario to Oregon. 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 June 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$149Average$359FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$180Average$393FlexibilityNo cancel feeOn-time69%
DeltaCheapest$227Average$407FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$282Average$396FlexibilityNo cancel feeOn-time71%

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