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Cheap flights from Oregon to Ontario from C$ 161

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YYZ
15 Apr — 22 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Oregon to Ontario

Enter your travel dates to find the best prices.

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 16 March 2026.

Sat 25/46:00 a.m.
BOI
-
YYZ
1 stop7h 45m
Alaska Airlines
Sat 2/54:55 p.m.
YYZ
-
BOI
1 stop8h 07m
Alaska Airlines
Deal found 11/3C$ 402
Tue 21/46:00 a.m.
EUG
-
YYZ
1 stop6h 45m
Alaska Airlines
Wed 13/54:55 p.m.
YYZ
-
EUG
1 stop10h 04m
Alaska Airlines
Deal found 11/3C$ 414
Sat 25/46:00 a.m.
RDM
-
YYZ
1 stop6h 45m
Alaska Airlines
Sat 2/54:55 p.m.
YYZ
-
RDM
1 stop10h 03m
Alaska Airlines
Deal found 11/3C$ 414
Sat 25/43:15 p.m.
PDX
-
YYZ
2 stops11h 14m
Air Canada
Fri 1/510:25 p.m.
YYZ
-
PDX
1 stop14h 05m
Air Canada
Deal found 13/3C$ 425
Tue 28/46:00 a.m.
RDM
-
YYZ
1 stop6h 45m
Alaska Airlines
Tue 5/54:55 p.m.
YYZ
-
RDM
2 stops21h 48m
Alaska Airlines
Deal found 14/3C$ 427
Mon 27/43:15 p.m.
PDX
-
YYZ
2 stops11h 14m
Air Canada
Mon 4/510:25 p.m.
YYZ
-
PDX
1 stop14h 05m
Air Canada
Deal found 12/3C$ 438
Sat 11/41:07 p.m.
EUG
-
YYZ
1 stop23h 38m
Alaska Airlines
Thu 16/44:55 p.m.
YYZ
-
EUG
1 stop10h 03m
Alaska Airlines
Deal found 15/3C$ 440
Tue 21/41:23 p.m.
RDM
-
YYZ
1 stop23h 22m
Alaska Airlines
Thu 23/44:55 p.m.
YYZ
-
RDM
1 stop10h 03m
Alaska Airlines
Deal found 15/3C$ 440
Sat 25/46:00 a.m.
BOI
-
YYZ
1 stop7h 45m
Multiple Airlines
Mon 27/41:30 p.m.
YYZ
-
BOI
2 stops10h 54m
Multiple Airlines
Deal found 13/3C$ 457
Fri 1/51:52 p.m.
PDX
-
YYZ
1 stop22h 53m
Alaska Airlines
Fri 8/54:55 p.m.
YYZ
-
PDX
1 stop8h 58m
Alaska Airlines
Deal found 13/3C$ 466
Mon 20/48:01 a.m.
EUG
-
YYZ
1 stop28h 44m
Alaska Airlines
Wed 13/54:55 p.m.
YYZ
-
EUG
1 stop10h 04m
Alaska Airlines
Deal found 11/3C$ 469
Sat 25/47:14 p.m.
PDX
-
YYZ
1 stop8h 46m
United Airlines
Fri 1/55:20 p.m.
YYZ
-
PDX
1 stop8h 18m
United Airlines
Deal found 13/3C$ 471

Find flight deals from Oregon to Ontario

Keep the following information in mind while searching for Oregon to Ontario flight deals. Data was last updated 16 March 2026.

Round-trip from

C$ 402

One-way from

C$ 161

Popular in

December

Cheapest in

August

Average price

C$ 742
Alaska Airlines
  • Alaska Airlines
  • 25/4-2/5
  • 2 total stops
  • 15h 52m total
  • Oregon to Ontario
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 25/4
  • 1 total stop
  • 7h 45m total
  • Oregon to Ontario
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 629,999 searches. Data last updated 16 March 2026.
Use the filters below to find and compare flights from Oregon to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 25/4

6:00 a.m.-3:45 p.m.

1 stop7h 45m

Toronto Pearson Intl

Sat 2/5

4:55 p.m.-11:02 p.m.

1 stop8h 07m

C$ 402

RedmondToronto

RDM - YYZ

RDMYYZ

Bend/Redmond

Tue 28/4

1:52 p.m.-3:45 p.m.

1 stop22h 53m

Toronto Pearson Intl

Tue 5/5

4:55 p.m.-11:58 p.m.

1 stop10h 03m

C$ 414

RedmondToronto

RDM - YYZ

RDMYYZ

Bend/Redmond

Tue 21/4

1:23 p.m.-3:45 p.m.

1 stop23h 22m

Toronto Pearson Intl

Thu 23/4

4:55 p.m.-11:58 p.m.

1 stop10h 03m

C$ 440

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Sat 25/4

7:14 p.m.-7:00 a.m.

1 stop8h 46m

Toronto Pearson Intl

Fri 1/5

5:20 p.m.-10:38 p.m.

1 stop8h 18m

C$ 471

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Sun 26/4

11:15 p.m.-8:56 a.m.

1 stop6h 41m

Toronto Pearson Intl

Sun 3/5

2:15 p.m.-9:56 p.m.

1 stop10h 41m

C$ 473

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Mon 13/4

11:15 p.m.-11:43 a.m.

1 stop9h 28m

Toronto Pearson Intl

Wed 15/4

2:30 p.m.-8:42 p.m.

1 stop9h 12m

C$ 473

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Tue 14/4

5:00 a.m.-3:14 p.m.

1 stop8h 14m

Toronto Pearson Intl

Wed 15/4

6:30 a.m.-3:24 p.m.

1 stop10h 54m

C$ 473

RedmondToronto

RDM - YYZ

RDMYYZ

Bend/Redmond

Tue 14/4

1:55 p.m.-11:49 a.m.

2 stops18h 54m

Toronto Pearson Intl

Sat 18/4

6:30 a.m.-11:55 a.m.

1 stop8h 25m

C$ 480

RedmondToronto

RDM - YYZ

RDMYYZ

Bend/Redmond

Wed 29/4

6:00 a.m.-3:45 p.m.

1 stop6h 45m

Toronto Pearson Intl

Wed 6/5

4:55 p.m.-11:58 p.m.

1 stop10h 03m

C$ 482

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Mon 13/4

4:05 p.m.-7:00 a.m.

1 stop12h 55m

Toronto Pearson Intl

Tue 14/4

11:00 a.m.-9:22 p.m.

2 stops12h 22m

C$ 482

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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, July is the cheapest month in which you can book a flight from Oregon to Region of Ontario (average of C$ 198). Flying from Oregon to Region of Ontario in February is currently the most expensive (average of C$ 469). 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 Oregon to Region of Ontario?

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 16 March 2026.
Check out reviews from past customers who have flown with WestJet from Oregon to Ontario to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,295 reviews
Check prices

Boarding

7.4

Food

6.2

Overall

7.2

Comfort

7.0

Entertainment

6.1

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.
WestJet
7.2
Good
3,295 reviews
WestJet
7.2
Good
3,295 reviews
Check prices

Boarding

7.4

Food

6.2

Overall

7.2

Comfort

7.0

Entertainment

6.1

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.

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?

    For as low as C$ 473, Alaska Airlines can have you in Region of Ontario from Oregon in 6h 41m. Oregon and Region of Ontario are separated by a distance of 3364 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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, July is the cheapest month in which you can book a flight from Oregon to Region of Ontario (average of C$ 198). Flying from Oregon to Region of Ontario in February is currently the most expensive (average of C$ 469). 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

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Top airline flying from Oregon to Ontario

Discover the top airline 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 629,999 searches. Data last updated 16 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 322AverageC$ 356FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Oregon to Ontario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Oregon today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Oregon to Ontario?

Cheapflights helps you find that perfect flight to Ontario from Oregon by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Oregon to Ontario with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Oregon to Ontario, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Oregon to Ontario become cheaper?

Yes! Start tracking prices for Oregon to Ontario flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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