What is the cheapest airline that flies from Oregon to Ontario?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Oregon to Ontario

What airlines fly to Region of Ontario?

United Airlines, Air Canada and Delta are the top three most popular airlines that fly to Region of Ontario from Oregon according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 6 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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

Average flight duration from Oregon to Region of Ontario depends on which airport you fly into and out of. Flying from Portland to Toronto Pearson Intl Airport is 6h 25m on average, while flying from Medford to Toronto Pearson Intl Airport is 7h 01m on average. Toronto Pearson Intl Airport is the most popular airport in Region of Ontario.

When did momondo last update prices for flights from Oregon to Ontario?

Prices for flights from Oregon to Ontario refresh daily.

How many operators does momondo search for flights from Oregon to Ontario?

There are 6 operators available for flights from Oregon to Ontario as of August 2026.

How old do you have to be to fly from Oregon to Ontario?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Ontario.

What documentation or ID do you need to fly to Ontario?

The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$132 Cheap Flights from Oregon to Ontario in 2026

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Find the cheapest flights from Oregon to Ontario

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

10:10 am - 8:29 pmPDX Portland-YYZ Toronto Pearson Intl

7h 19m1 stop Vancouver Intl

8:00 am - 2:51 pmYYZ Toronto Pearson Intl-PDX Portland

9h 51m1 stop Vancouver Intl

$316Air Canada

Wed, Oct 14 - Wed, Oct 21

7:00 am - 7:35 pmPDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

9h 35m1 stop Vancouver Intl

8:45 am - 2:41 pmYUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

8h 56m1 stop Vancouver Intl

$327Air Canada

Tue, Dec 8 - Tue, Dec 15

5:40 am - 4:44 pmPDX Portland-YYZ Toronto Pearson Intl

8h 04m1 stop Salt Lake City

6:00 am - 10:24 amYYZ Toronto Pearson Intl-PDX Portland

7h 24m1 stop Detroit Metropolitan Wayne County

$343Delta

Tue, Sep 15 - Sat, Sep 26

10:35 pm - 11:25 amPDX Portland-YYZ Toronto Pearson Intl

9h 50m1 stop New York John F Kennedy Intl

1:34 pm - 9:47 pmYYZ Toronto Pearson Intl-PDX Portland

11h 13m1 stop Atlanta Hartsfield-Jackson

$343Delta

Tue, Sep 1 - Tue, Sep 15

11:34 pm - 10:59 amPDX Portland-YYZ Toronto Pearson Intl

8h 25m1 stop Chicago O'Hare Intl

6:00 am - 11:50 amYYZ Toronto Pearson Intl-PDX Portland

8h 50m1 stop Philadelphia

$343American Airlines

Tue, Aug 25 - Wed, Sep 2

12:50 pm - 11:46 pmPDX Portland-YYZ Toronto Pearson Intl

7h 56m1 stop Philadelphia

11:39 am - 6:00 pmYYZ Toronto Pearson Intl-PDX Portland

9h 21m1 stop Chicago O'Hare Intl

$343American Airlines

Wed, Aug 26 - Wed, Sep 2

2:30 pm - 4:30 pmPDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

23h 00m1 stop Calgary

6:45 am - 1:50 pmYUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

10h 05m2 stops Toronto Pearson Intl Calgary

$365WestJet

Sat, Sep 5 - Fri, Sep 11

11:02 pm - 10:40 amPDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

8h 38m1 stop Chicago O'Hare Intl

2:20 pm - 8:10 pmYUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

8h 50m1 stop Washington, D.C. Dulles Intl

$370United Airlines

Tue, Aug 25 - Wed, Aug 26

7:15 pm - 8:16 amPDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

10h 01m1 stop San Francisco

11:23 am - 10:03 pmYUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

13h 40m1 stop Newark

$370United Airlines

Tue, Aug 25 - Wed, Aug 26

2:30 pm - 3:20 pmPDX Portland-YYZ Toronto Pearson Intl

21h 50m2 stops Calgary Edmonton

9:00 am - 1:50 pmYYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

$383WestJet

Sat, Sep 5 - Fri, Sep 11

Cheap last minute flights

Enter your travel dates to find the best prices.

5:45 am - 4:40 pmPDX Portland-YYZ Toronto Pearson Intl

7h 55m1 stop Salt Lake City

6:10 am - 10:26 amYYZ Toronto Pearson Intl-PDX Portland

7h 16m1 stop Detroit Metropolitan Wayne County

$410Delta

Sat, Aug 15 - Thu, Aug 27

12:35 am - 11:35 amPDX Portland-YYZ Toronto Pearson Intl

8h 00m1 stop Minneapolis St Paul

6:14 pm - 10:09 pmYYZ Toronto Pearson Intl-PDX Portland

6h 55m1 stop Detroit Metropolitan Wayne County

$413Delta

Thu, Aug 13 - Fri, Aug 21

5:30 am - 4:10 pmPDX Portland-YYZ Toronto Pearson Intl

7h 40m1 stop San Francisco

4:18 pm - 10:11 amYYZ Toronto Pearson Intl-PDX Portland

20h 53m2 stops Denver Intl San Francisco

$432United Airlines

Sat, Aug 15 - Thu, Aug 27

5:30 am - 4:10 pmPDX Portland-YYZ Toronto Pearson Intl

7h 40m1 stop San Francisco

10:15 am - 10:52 pmYYZ Toronto Pearson Intl-PDX Portland

15h 37m1 stop Chicago O'Hare Intl

$432United Airlines

Sat, Aug 15 - Thu, Aug 27

12:12 pm - 10:54 pmBOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

8h 42m1 stop Dallas/Fort Worth

12:49 pm - 10:11 pmYYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

11h 22m2 stops New York LaGuardia Dallas/Fort Worth

$539American Airlines

Fri, Aug 14 - Fri, Aug 21

11:34 pm - 1:26 pmPDX Portland-YYZ Toronto Pearson Intl

10h 52m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

6:46 am - 12:48 pmYYZ Toronto Pearson Intl-PDX Portland

9h 02m1 stop Dallas/Fort Worth

$557American Airlines

Sat, Aug 15 - Tue, Aug 18

5:59 pm - 5:10 pmBOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

21h 11m2 stops Seattle/Tacoma Intl Calgary

3:50 pm - 3:18 pmYYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

25h 28m2 stops Calgary Seattle/Tacoma Intl

$596WestJet

Fri, Aug 14 - Fri, Aug 21

7:15 pm - 8:16 amPDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

10h 01m1 stop San Francisco

6:35 pm - 9:31 amYUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

17h 56m1 stop Vancouver Intl

$626Air Canada

Thu, Aug 13 - Tue, Aug 18

11:02 pm - 10:40 amPDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

8h 38m1 stop Chicago O'Hare Intl

6:35 pm - 12:37 amYUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

9h 02m1 stop San Francisco

$649Air Canada

Fri, Aug 14 - Mon, Aug 17

12:35 am - 11:35 amPDX Portland-YYZ Toronto Pearson Intl

8h 00m1 stop Minneapolis St Paul

2:50 pm - 11:56 pmYYZ Toronto Pearson Intl-PDX Portland

12h 06m2 stops Calgary Seattle/Tacoma Intl

$816WestJet

Thu, Aug 13 - Fri, Aug 14

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Air Canada flights from Oregon to Region of Ontario

Our best Air Canada deals on Oregon to Region of Ontario flight tickets

Air Canada

Oct 14

PDX10:10 amPortland

7h 19m

1 stop

YYZ8:29 pmToronto Pearson Intl

Oct 21

YYZ8:00 amToronto Pearson Intl

9h 51m

1 stop

PDX2:51 pmPortland

$316

Air Canada

Nov 25

PDX7:00 amPortland

9h 35m

1 stop

YUL7:35 pmMontreal Pierre Elliott Trudeau Intl

Dec 1

YUL7:30 amMontreal Pierre Elliott Trudeau Intl

10h 11m

1 stop

PDX2:41 pmPortland

$327

Air Canada

Oct 14

PDX10:10 amPortland

7h 50m

1 stop

YYZ9:00 pmToronto Pearson Intl

Oct 22

YYZ8:00 amToronto Pearson Intl

9h 51m

1 stop

PDX2:51 pmPortland

$328

Delta flights from Oregon to Region of Ontario

Our best Delta deals on Oregon to Region of Ontario flight tickets

Delta

Aug 25

PDX6:00 amPortland

9h 34m

1 stop

YYZ6:34 pmToronto Pearson Intl

Sep 2

YYZ5:50 pmToronto Pearson Intl

7h 48m

1 stop

PDX10:38 pmPortland

$343

Delta

Aug 25

PDX6:00 amPortland

9h 34m

1 stop

YYZ6:34 pmToronto Pearson Intl

Aug 31

YYZ6:15 amToronto Pearson Intl

10h 23m

1 stop

PDX1:38 pmPortland

$354

Delta

Sep 17

PDX6:45 amPortland

12h 14m

1 stop

YYZ9:59 pmToronto Pearson Intl

Sep 21

YYZ6:10 pmToronto Pearson Intl

6h 49m

1 stop

PDX9:59 pmPortland

$365

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Wed 10/14

10:10 am-8:29 pm

1 stop7h 19m

Toronto Pearson Intl

Wed 10/21

8:00 am-2:51 pm

1 stop9h 51m

$316

PortlandMontreal

PDX Portland - YUL Montreal Pierre Elliott Trudeau Intl

PDXYUL

Portland

Tue 12/8

7:00 am-7:35 pm

1 stop9h 35m

Montreal Pierre Elliott Trudeau Intl

Tue 12/15

8:45 am-2:41 pm

1 stop8h 56m

$327

Quickest round-trip

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Tue 9/15

5:40 am-4:44 pm

1 stop8h 04m

Toronto Pearson Intl

Sat 9/26

6:00 am-10:24 am

1 stop7h 24m

$343

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Tue 9/1

10:35 pm-11:25 am

1 stop9h 50m

Toronto Pearson Intl

Tue 9/15

1:34 pm-9:47 pm

1 stop11h 13m

$343

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Tue 8/25

11:34 pm-10:59 am

1 stop8h 25m

Toronto Pearson Intl

Wed 9/2

6:00 am-11:50 am

1 stop8h 50m

$343

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Wed 8/26

12:50 pm-11:46 pm

1 stop7h 56m

Toronto Pearson Intl

Wed 9/2

11:39 am-6:00 pm

1 stop9h 21m

$343

PortlandMontreal

PDX Portland - YUL Montreal Pierre Elliott Trudeau Intl

PDXYUL

Portland

Sat 9/5

2:30 pm-4:30 pm

1 stop23h 00m

Montreal Pierre Elliott Trudeau Intl

Fri 9/11

6:45 am-1:50 pm

2 stops10h 05m

$365

PortlandMontreal

PDX Portland - YUL Montreal Pierre Elliott Trudeau Intl

PDXYUL

Portland

Tue 8/25

11:02 pm-10:40 am

1 stop8h 38m

Montreal Pierre Elliott Trudeau Intl

Wed 8/26

2:20 pm-8:10 pm

1 stop8h 50m

$370

PortlandMontreal

PDX Portland - YUL Montreal Pierre Elliott Trudeau Intl

PDXYUL

Portland

Tue 8/25

7:15 pm-8:16 am

1 stop10h 01m

Montreal Pierre Elliott Trudeau Intl

Wed 8/26

11:23 am-10:03 pm

1 stop13h 40m

$370

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Sat 9/5

2:30 pm-3:20 pm

2 stops21h 50m

Toronto Pearson Intl

Fri 9/11

9:00 am-1:50 pm

1 stop7h 50m

$383

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oregon to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

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

The month of January is, on average, the cheapest month to fly to Region of Ontario from Oregon, with most prices found around $369. If you aren’t able to travel during the month of January, then book flights to Region of Ontario from Oregon during February instead. Flights to Region of Ontario in February, while not as cheap as those in January, still average around $397.

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

You are more likely to see cheaper flights to Region of Ontario from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $445 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Oregon for as low as $113 on momondo.

Can stopping save me money on Oregon to Region of Ontario flights?

You could potentially save up to 14% on your flight if you consider stops on a Oregon to Region of Ontario flight.

Cheap Oregon to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Region of Ontario

Fastest flight time	6h 11m
Direct flights	None

The fastest flight from Oregon to Region of Ontario takes 6h 11m

There are no direct flights from Oregon to Region of Ontario. There are no popular flight routes from Oregon to Region of Ontario.

Search flight deals

Frequently asked questions about flying from Oregon to Ontario

When did momondo last update prices for flights from Oregon to Ontario?
Prices for flights from Oregon to Ontario refresh daily.
How many operators does momondo search for flights from Oregon to Ontario?
There are 6 operators available for flights from Oregon to Ontario as of August 2026.
How old do you have to be to fly from Oregon to Ontario?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oregon to Region of Ontario

Compare and see reviews for airlines that fly from Oregon to Region of Ontario with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom $113	Free Cancellation	Rating 7.2 3,430 reviews	Search WestJet flights
Air Canada	PriceFrom $142	Free Cancellation	Rating 7.1 11,459 reviews	Search Air Canada flights
Delta	PriceFrom $142	Free Cancellation	Rating 7.8 8,497 reviews	Search Delta flights
United Airlines	PriceFrom $177	Free Cancellation	Rating 7.4 10,099 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $208	Free Cancellation	Rating 7.9 12,794 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $351	Free Cancellation	Rating 7.1 11,897 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Ontario?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Oregon to Ontario. momondo saves you time and could save you money on your trip.

Can I find flights from Oregon to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from Oregon with this policy.

How can momondo help me find flights from Oregon to Ontario?

Once all potential Oregon to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Oregon to Ontario right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Oregon to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.