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

The cheapest airlines for a one-way flight from Oregon to Region of Ontario are WestJet (C$ 165), American Airlines (C$ 181), and Alaska Airlines (C$ 188).

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

Users have found that booking a flight from Oregon to Region of Ontario at least 21 days early can save you up to 133% on average compared to booking a flight this week. If booking 21 days before your flight isn’t an option for you, users have found flights from Oregon to Region of Ontario for as little as C$ 512 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 850 for flights departing within the next 3 days.

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

August is one of the best times of the year to fly to Region of Ontario from Oregon. Prices for August average C$ 603 per person but you can even find prices for as low as C$ 191. The most expensive prices can be found in the month of March. Opting for a August flight can save you 28% on your journey compared to booking in March

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.

C$ 156+ Flights from Oregon to Ontario - Compare & Save Big

Cheap flight deals from Oregon to Ontario

Round-trip from	C$ 345
One-way from	C$ 156
Popular in	March
Cheapest in	August
Average price	C$ 735
Good one-way deal	C$ 256 or less

WestJet
17/7-21/7
2 total stops
15h 31m total
Oregon to Ontario

Search Deals

9/8
1 total stop
14h 42m total
Oregon to Ontario

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (C$ 190 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 23 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a one-way flight from Oregon to Ontario.

Search Deals

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 29 April 2025.

Thu 17/71:45 p.m.PDX - YYZ

1 stop7h 39mWestJet

Mon 21/78:00 a.m.YYZ - PDX

1 stop7h 52mWestJet

Deal found 28/4C$ 345

Thu 31/71:19 p.m.PDX - YYZ

2 stops13h 53mMultiple Airlines

Mon 4/86:30 a.m.YYZ - PDX

1 stop9h 22mMultiple Airlines

Deal found 28/4C$ 374

Thu 24/71:45 p.m.PDX - YUL

1 stop7h 58mWestJet

Tue 29/77:00 a.m.YUL - PDX

1 stop8h 52mWestJet

Deal found 28/4C$ 394

Sat 31/57:00 a.m.PDX - YYZ

1 stop6h 42mAir Canada

Mon 2/66:15 a.m.YYZ - PDX

2 stops11h 30mAir Canada

Deal found 28/4C$ 425

Sat 31/58:30 a.m.PDX - YYZ

1 stop12h 28mUnited Airlines

Mon 2/66:30 a.m.YYZ - PDX

1 stop17h 17mUnited Airlines

Deal found 28/4C$ 439

Thu 29/53:25 p.m.PDX - YUL

2 stops12h 45mAir Canada

Fri 6/68:10 a.m.YUL - PDX

1 stop19h 20mAir Canada

Deal found 29/4C$ 439

Sat 2/81:45 p.m.PDX - YOW

2 stops12h 40mWestJet

Sat 16/86:10 a.m.YOW - PDX

2 stops9h 42mWestJet

Deal found 29/4C$ 447

Thu 19/69:30 p.m.PDX - YYZ

1 stop11h 43mDelta

Wed 2/73:31 p.m.YYZ - PDX

1 stop9h 31mDelta

Deal found 28/4C$ 472

Mon 12/55:00 a.m.PDX - YUL

1 stop15h 26mUnited Airlines

Thu 15/54:05 p.m.YUL - PDX

1 stop9h 48mUnited Airlines

Deal found 28/4C$ 472

Thu 12/611:40 p.m.BOI - YYZ

1 stop8h 44mDelta

Thu 19/65:50 p.m.YYZ - BOI

1 stop8h 24mDelta

Deal found 27/4C$ 472

Wed 20/81:45 p.m.PDX - YUL

1 stop7h 58mMultiple Airlines

Wed 3/96:00 p.m.YUL - PDX

1 stop7h 56mMultiple Airlines

Deal found 28/4C$ 479

Sun 1/69:38 p.m.PDX - YUL

1 stop13h 06mAmerican Airlines

Tue 1/75:29 p.m.YUL - PDX

1 stop19h 10mAmerican Airlines

Deal found 28/4C$ 489

Best flights from Oregon to Ontario
Discover carefully curated flight deals from Oregon to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 April 2025.

Thu 17/71:45 p.m.PDX - YYZ

1 stop7h 39mWestJet

Mon 21/78:00 a.m.YYZ - PDX

1 stop7h 52mWestJet

Deal found 28/4C$ 345

Thu 31/71:19 p.m.PDX - YYZ

2 stops13h 53mMultiple Airlines

Mon 4/86:30 a.m.YYZ - PDX

1 stop9h 22mMultiple Airlines

Deal found 28/4C$ 374

Sat 31/57:00 a.m.PDX - YYZ

1 stop6h 42mAir Canada

Mon 2/66:15 a.m.YYZ - PDX

2 stops11h 30mAir Canada

Deal found 28/4C$ 425

Sat 31/58:30 a.m.PDX - YYZ

1 stop12h 28mUnited Airlines

Mon 2/66:30 a.m.YYZ - PDX

1 stop17h 17mUnited Airlines

Deal found 28/4C$ 439

Thu 19/69:30 p.m.PDX - YYZ

1 stop11h 43mDelta

Thu 3/73:31 p.m.YYZ - PDX

1 stop9h 31mDelta

Deal found 28/4C$ 472

Sun 1/69:38 p.m.PDX - YUL

1 stop13h 06mAmerican Airlines

Tue 1/75:29 p.m.YUL - PDX

1 stop19h 10mAmerican Airlines

Deal found 28/4C$ 489

Mon 19/58:45 p.m.PDX - YYZ

1 stop15h 15mAlaska Airlines

Thu 22/54:45 p.m.YYZ - PDX

1 stop9h 59mAlaska Airlines

Deal found 28/4C$ 579

Thu 24/71:45 p.m.PDX - YUL

1 stop7h 58mWestJet

Tue 29/77:00 a.m.YUL - PDX

1 stop8h 52mWestJet

Deal found 28/4C$ 394

Thu 29/53:25 p.m.PDX - YUL

2 stops12h 45mAir Canada

Fri 6/68:10 a.m.YUL - PDX

1 stop19h 20mAir Canada

Deal found 29/4C$ 439

Mon 12/55:00 a.m.PDX - YUL

1 stop15h 26mUnited Airlines

Thu 15/54:05 p.m.YUL - PDX

1 stop9h 48mUnited Airlines

Deal found 28/4C$ 472

Thu 12/611:40 p.m.BOI - YYZ

1 stop8h 44mDelta

Thu 19/65:50 p.m.YYZ - BOI

1 stop8h 24mDelta

Deal found 27/4C$ 472

Wed 20/81:45 p.m.PDX - YUL

1 stop7h 58mMultiple Airlines

Wed 3/96:00 p.m.YUL - PDX

1 stop7h 56mMultiple Airlines

Deal found 28/4C$ 479

Last-minute flights from Oregon to Ontario
Discover last-minute flight deals from Oregon to Ontario. Data last updated 29 April 2025 and is based on user searches.

Mon 5/56:00 a.m.PDX - YYZ

1 stop8h 09mUnited Airlines

Mon 12/511:00 a.m.YYZ - PDX

1 stop14h 36mUnited Airlines

Deal found 28/4C$ 586

Mon 5/52:00 p.m.PDX - YUL

1 stop6h 28mDelta

Sun 11/57:00 a.m.YUL - PDX

1 stop8h 52mDelta

Deal found 28/4C$ 667

Mon 5/511:19 p.m.PDX - YYZ

1 stop9h 53mDelta

Fri 9/56:15 a.m.YYZ - PDX

1 stop9h 45mDelta

Deal found 29/4C$ 674

Mon 5/510:50 p.m.PDX - YUL

2 stops19h 51mAir Canada

Sun 11/58:00 a.m.YUL - PDX

2 stops13h 45mAir Canada

Deal found 28/4C$ 674

Mon 5/51:45 p.m.PDX - YYZ

2 stops13h 06mWestJet

Thu 8/510:20 p.m.YYZ - PDX

2 stops17h 45mWestJet

Deal found 28/4C$ 981

Tue 6/510:50 p.m.PDX - YUL

1 stop8h 38mMultiple Airlines

Wed 7/51:30 p.m.YUL - PDX

2 stops12h 25mMultiple Airlines

Deal found 29/4C$ 688

Tue 6/510:50 p.m.PDX - YUL

1 stop8h 38mUnited Airlines

Wed 7/52:20 p.m.YUL - PDX

1 stop8h 42mUnited Airlines

Deal found 29/4C$ 695

Tue 6/511:59 p.m.PDX - YUL

2 stops12h 26mAmerican Airlines

Thu 8/512:56 p.m.YUL - PDX

2 stops12h 43mAmerican Airlines

Deal found 29/4C$ 761

Wed 7/56:30 a.m.BOI - YYZ

1 stop30h 30mAlaska Airlines

Tue 13/54:45 p.m.YYZ - BOI

1 stop7h 54mAlaska Airlines

Deal found 28/4C$ 554

Wed 7/56:30 a.m.BOI - YYZ

2 stops11h 36mUnited Airlines

Tue 13/56:30 a.m.YYZ - BOI

1 stop14h 45mUnited Airlines

Deal found 28/4C$ 620

Thu 8/53:24 p.m.PDX - YYZ

1 stop16h 27mAmerican Airlines

Mon 12/56:30 a.m.YYZ - PDX

1 stop6h 54mAmerican Airlines

Deal found 28/4C$ 536

Thu 8/51:37 p.m.PDX - YYZ

3 stops25h 11mMultiple Airlines

Mon 12/54:00 p.m.YYZ - PDX

2 stops27h 45mMultiple Airlines

Deal found 28/4C$ 797

One-way flights from Oregon to Ontario
Search for one-way flight options from Oregon to Ontario. Find affordable one-way fares based on user searches. Data last updated 29 April 2025.

Sat 9/81:19 p.m.PDX - YYZ

1 stop14h 42mMultiple Airlines

Deal found 27/4C$ 156

Fri 8/81:45 p.m.PDX - YYZ

1 stop7h 39mWestJet

Deal found 27/4C$ 165

Thu 29/511:59 p.m.PDX - YYZ

1 stop9h 31mAmerican Airlines

Deal found 27/4C$ 181

Tue 13/51:15 p.m.PDX - YYZ

1 stop22h 45mAlaska Airlines

Deal found 28/4C$ 188

Mon 12/53:25 p.m.PDX - YUL

2 stops12h 45mAir Canada

Deal found 28/4C$ 190

Mon 4/81:45 p.m.PDX - YOW

2 stops12h 40mWestJet

Deal found 29/4C$ 194

Tue 13/56:07 p.m.PDX - YUL

2 stops14h 37mAmerican Airlines

Deal found 27/4C$ 203

Wed 25/61:45 p.m.PDX - YUL

1 stop7h 58mWestJet

Deal found 29/4C$ 209

Thu 29/53:25 p.m.PDX - YYZ

2 stops11h 25mAir Canada

Deal found 29/4C$ 212

Sat 17/51:45 p.m.PDX - YYZ

2 stops21h 34mUnited Airlines

Deal found 29/4C$ 219

Tue 13/511:59 p.m.PDX - YTZ

2 stops11h 51mAir Canada

Deal found 28/4C$ 219

Sat 16/81:19 p.m.PDX - YUL

2 stops32h 18mMultiple Airlines

Deal found 28/4C$ 220

Cheapflights Fare Finder

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

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Thu 17/7

1:45 p.m.-12:24 a.m.

1 stop7h 39m

Toronto Pearson Intl

Mon 21/7

8:00 a.m.-12:52 p.m.

1 stop7h 52m

C$ 345

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Thu 31/7

1:19 p.m.-6:12 a.m.

2 stops13h 53m

Toronto Pearson Intl

Mon 4/8

6:30 a.m.-12:52 p.m.

1 stop9h 22m

C$ 374

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Thu 24/7

1:45 p.m.-12:43 a.m.

1 stop7h 58m

Montreal Pierre Elliott Trudeau Intl

Tue 29/7

7:00 a.m.-12:52 p.m.

1 stop8h 52m

C$ 394

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Sat 31/5

7:00 a.m.-4:42 p.m.

1 stop6h 42m

Toronto Pearson Intl

Mon 2/6

6:15 a.m.-2:45 p.m.

2 stops11h 30m

C$ 425

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Sat 31/5

8:30 a.m.-11:58 p.m.

1 stop12h 28m

Toronto Pearson Intl

Mon 2/6

6:30 a.m.-8:47 p.m.

1 stop17h 17m

C$ 439

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Thu 29/5

3:25 p.m.-7:10 a.m.

2 stops12h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 6/6

8:10 a.m.-12:30 a.m.

1 stop19h 20m

C$ 439

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sat 2/8

1:45 p.m.-5:25 a.m.

2 stops12h 40m

Ottawa

Sat 16/8

6:10 a.m.-12:52 p.m.

2 stops9h 42m

C$ 447

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Thu 19/6

9:30 p.m.-12:13 p.m.

1 stop11h 43m

Toronto Pearson Intl

Wed 2/7

3:31 p.m.-10:02 p.m.

1 stop9h 31m

C$ 472

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Mon 12/5

5:00 a.m.-11:26 p.m.

1 stop15h 26m

Montreal Pierre Elliott Trudeau Intl

Thu 15/5

4:05 p.m.-10:53 p.m.

1 stop9h 48m

C$ 472

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Thu 12/6

11:40 p.m.-10:24 a.m.

1 stop8h 44m

Toronto Pearson Intl

Thu 19/6

5:50 p.m.-12:14 a.m.

1 stop8h 24m

C$ 472

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 57 results

...

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, January is the cheapest month in which you can book a flight from Oregon to Region of Ontario (average of C$ 167). Flying from Oregon to Region of Ontario in July is currently the most expensive (average of C$ 258). 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?

When flying from Oregon 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

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Read through reviews of airlines operating flights from Oregon to Ontario, such as Alaska Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,961 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

9,961 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,929 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,696 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

WestJet

7.2

Good

2,823 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What are the cheapest airlines to fly from Oregon to Region of Ontario one-way?
The cheapest airlines for a one-way flight from Oregon to Region of Ontario are WestJet (C$ 165), American Airlines (C$ 181), and Alaska Airlines (C$ 188).
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, January is the cheapest month in which you can book a flight from Oregon to Region of Ontario (average of C$ 167). Flying from Oregon to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Oregon to Ontario

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John F Kennedy Intl to Vancouver Intl flights

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Seattle to Vancouver Intl flights

Los Angeles to Calgary flights

Atlanta to Pearson Intl flights

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Atlanta to Vancouver Intl flights

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Boston to Vancouver Intl flights

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Dallas/Fort Worth to Vancouver Intl flights

Detroit to Vancouver Intl flights

Dulles Intl to Toronto Island flights

Boston to Pierre Elliott Trudeau Intl flights

LaGuardia to Calgary flights

Boston to Calgary flights

Reagan-National to Pierre Elliott Trudeau Intl flights

Complete your trip

Region of Ontario car rentals

Toronto Pearson Intl Airport car rentals

Ottawa Airport car rentals

Toronto Island Airport car rentals

Hamilton Airport car rentals

Toronto Region of Waterloo Intl Airport car rentals

London Airport car rentals

Thunder Bay Airport car rentals

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Timmins Airport car rentals

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North Bay Airport car rentals

Direct flights to Canada

Find a return flight route from Ontario

Pearson Intl to Portland flights

Hamilton to Portland flights

Region of Waterloo Intl to Portland flights

Pierre Elliott Trudeau Intl to Portland flights

Toronto Island to Portland flights

Pearson Intl to Boise flights

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Pearson Intl to Eugene flights

Thunder Bay to Portland flights

Pierre Elliott Trudeau Intl to Redmond flights

London to Portland flights

Pearson Intl to North Bend flights

Region of Waterloo Intl to Eugene flights

Hamilton to Eugene flights

Oregon to Ontario flights

Portland to Pearson Intl flights

Portland to Pierre Elliott Trudeau Intl flights

Boise to Pearson Intl flights

Boise to Pierre Elliott Trudeau Intl flights

Medford to Pearson Intl flights

Eugene to Pearson Intl flights

Portland to Ottawa flights

Eugene to Pierre Elliott Trudeau Intl flights

Medford to Pierre Elliott Trudeau Intl flights

Eugene to Ottawa flights

Redmond to Pearson Intl flights

Top 2 airlines flying from Oregon to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 205	AverageC$ 682	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
WestJet	CheapestC$ 294	AverageC$ 346	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

Fly with Cheapflights

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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Cheap flights from Oregon to Ontario from C$ 156

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.

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 29 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

Find flight deals from Oregon to Ontario

Cheapest flights from Oregon to OntarioExplore 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 29 April 2025.

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 29 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Oregon to Ontario that are best for you.

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.

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?

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 29 April 2025.

Rainfall in Ontario by month

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

Temperature in Ontario by month

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

Reviews of airlines servicing Ontario

Read through reviews of airlines operating flights from Oregon to Ontario, such as Alaska Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

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

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

How can I find direct flights from Oregon to Ontario?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oregon to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Oregon to Ontario

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.

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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 29 April 2025.