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Ontario

$118+ Cheap flights from Oregon 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YYZ
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Find flight deals from Oregon to Ontario

Cheapest flights from Oregon to Ontario
Explore the most affordable flight options available from Oregon to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Vliegwinkel deal was found by Cheapflights users on 10/14. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:00 amPDX - YYZ
1 stop6h 35mMultiple Airlines
Tue 11/189:00 amYYZ - PDX
1 stop12h 30mMultiple Airlines
Deal found 10/14$290
This Gotogate deal was found by Cheapflights users on 10/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/153:15 pmPDX - YYZ
2 stops11h 23mAir Canada
Wed 11/1912:00 pmYYZ - PDX
2 stops9h 30mAir Canada
Deal found 10/12$297
This flygcity.se deal was found by Cheapflights users on 10/12. 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 flygcity.se is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:59 pmPDX - YOW
1 stop7h 27mAir Canada
Sat 11/157:45 amYOW - PDX
1 stop9h 55mAir Canada
Deal found 10/12$311
This United Airlines deal was found by Cheapflights users on 10/12. 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 10/277:10 pmPDX - YYZ
1 stop16h 52mUnited Airlines
Tue 10/285:55 pmYYZ - PDX
1 stop9h 31mUnited Airlines
Deal found 10/12$317
This Flightnetwork deal was found by Cheapflights users on 10/14. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/99:50 amPDX - YYZ
2 stops17h 41mAir Canada
Tue 11/1812:00 pmYYZ - PDX
2 stops9h 30mAir Canada
Deal found 10/14$318
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:13 pmEUG - YYZ
1 stop23h 22mAlaska Airlines
Thu 12/114:45 pmYYZ - EUG
1 stop7h 45mAlaska Airlines
Deal found 10/14$321
This Alaska Airlines deal was found by Cheapflights users on 10/12. 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.
Mon 11/246:38 pmRDM - YYZ
1 stop17h 57mAlaska Airlines
Mon 12/84:45 pmYYZ - RDM
1 stop7h 23mAlaska Airlines
Deal found 10/12$321
This Air Canada deal was found by Cheapflights users on 10/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:50 amPDX - YYZ
1 stop8h 04mAir Canada
Wed 11/199:00 amYYZ - PDX
1 stop8h 40mAir Canada
Deal found 10/14$326
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 11/96:00 amPDX - YYZ
1 stop6h 35mMultiple Airlines
Mon 11/177:55 pmYYZ - PDX
2 stops19h 01mMultiple Airlines
Deal found 10/12$327
This Kiwi.com deal was found by Cheapflights users on 10/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/15:15 pmPDX - YYZ
2 stops17h 25mMultiple Airlines
Thu 12/410:00 amYYZ - PDX
1 stop30h 20mMultiple Airlines
Deal found 10/13$333
This Kiwi.com deal was found by Cheapflights users on 10/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/273:08 pmBOI - YYZ
2 stops37h 50mMultiple Airlines
Thu 12/49:45 amYYZ - BOI
1 stop31h 59mMultiple Airlines
Deal found 10/13$333
This Air Canada deal was found by Cheapflights users on 10/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:00 pmPDX - YYZ
1 stop7h 59mAir Canada
Sun 12/78:00 amYYZ - PDX
2 stops9h 40mAir Canada
Deal found 10/14$334

Cheap flight deals from Oregon to Ontario

Keep the following information in mind while searching for Oregon to Ontario flight deals. Data was last updated October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$290
(Vliegwinkel)

One-way from

$118
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$394
Provider with most accurate pricing for Portland-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Toronto (YTO) flights.
Search Deals
From Oregon to Ontario
Search Deals
One-way flight from Oregon to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon 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 October 14, 2025.
Use the filters below to find and compare flights from Oregon to Ontario that are best for you.

Fly from

Oregon

Fly to

Ontario

Route

Depart

Return

Price

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 11/6

11:59 pm-10:26 am

1 stop7h 27m

Ottawa

Sat 11/15

7:45 am-2:40 pm

1 stop9h 55m

$311

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Tue 3/3

11:55 pm-10:01 am

1 stop7h 06m

Toronto Pearson Intl

Wed 3/4

12:45 pm-8:50 pm

1 stop11h 05m

$317

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Thu 2/19

6:00 am-3:35 pm

1 stop6h 35m

Toronto Pearson Intl

Mon 2/23

4:45 pm-10:26 pm

1 stop8h 41m

$321

EugeneToronto

EUG - YYZ

EUGYYZ

Eugene

Fri 12/5

1:13 pm-3:35 pm

1 stop23h 22m

Toronto Pearson Intl

Thu 12/11

4:45 pm-9:30 pm

1 stop7h 45m

$321

RedmondToronto

RDM - YYZ

RDMYYZ

Bend/Redmond

Tue 2/3

5:52 am-3:35 pm

1 stop6h 43m

Toronto Pearson Intl

Wed 2/11

4:45 pm-9:15 pm

1 stop7h 30m

$321

RedmondToronto

RDM - YYZ

RDMYYZ

Bend/Redmond

Mon 11/24

6:38 pm-3:35 pm

1 stop17h 57m

Toronto Pearson Intl

Mon 12/8

4:45 pm-9:08 pm

1 stop7h 23m

$321

RedmondToronto

RDM - YYZ

RDMYYZ

Bend/Redmond

Fri 11/28

5:52 am-3:35 pm

1 stop30h 43m

Toronto Pearson Intl

Fri 12/5

4:45 pm-9:08 pm

1 stop7h 23m

$321

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Thu 11/27

3:08 pm-6:58 am

2 stops37h 50m

Toronto Pearson Intl

Thu 12/4

9:45 am-3:44 pm

1 stop31h 59m

$333

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Tue 3/10

11:55 pm-10:26 am

1 stop7h 31m

Ottawa

Wed 3/11

2:15 pm-8:25 pm

1 stop9h 10m

$334

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Mon 10/27

3:15 pm-5:38 am

2 stops11h 23m

Toronto Pearson Intl

Tue 10/28

8:00 am-6:30 pm

2 stops13h 30m

$338

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

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

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

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

Currently, December is the cheapest month in which you can book a flight from Oregon to Region of Ontario (average of $90). Flying from Oregon to Region of Ontario in February is currently the most expensive (average of $381). 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 OR to ON?

Find hourly flight availability from Oregon 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 October 14, 2025.

A simple way to save on the total cost of your ticket is to fly from Oregon to Region of Ontario in the afternoon. If you’re flexible enough to do this you can expect to save up to 37% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Oregon to Region of Ontario?

Use this chart to determine the cheapest time to fly round-trip from Oregon to Ontario. Price data was last updated on November 3, 2024.

Travelers seeking maximum savings on their Oregon to Region of Ontario flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 October 14, 2025.
Read through reviews of airlines operating flights from Oregon to Ontario, such as Alaska Airlines, Delta, and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,082 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,082 reviews
Alaska Airlines
8.0
Very good
11,082 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
11,082 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,977 reviews
Alaska Airlines
8.0
Very good
11,082 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
WestJet
7.2
Good
3,125 reviews
Alaska Airlines
8.0
Very good
11,082 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Air Canada
7.1
Good
10,298 reviews
Alaska Airlines
8.0
Very good
11,082 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Ontario. 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 Oregon to Region of Ontario?

    Departing from Oregon to Region of Ontario will take you 6h 35m. The distance from Oregon to Region of Ontario is about 2090 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $133 on Alaska Airlines. Other airlines that offer cheap prices include Delta from $143 and United Airlines from $154 one-way.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Oregon to Region of Ontario (average of $90). Flying from Oregon to Region of Ontario in February is currently the most expensive (average of $381). 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 Oregon to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Oregon to Ontario

Discover the top 6 airlines that operate flights from Oregon 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$209Average$423FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$214Average$440FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$276Average$606FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$321Average$536FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$343Average$443FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$348Average$555FlexibilityNo cancel feeOn-time71%

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