How many flights depart from Portland to Region of Ontario on average per week?

6 flights are operational weekly from Portland to Region of Ontario as of September 2026. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

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

WestJet, Air Canada, and Delta are the most popular carriers operating from Portland to Ontario

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

Prices for flights from Portland Airport to Ontario are refreshed on a daily basis.

How old do you have to be to fly from Portland Airport to Ontario?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport 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.

C$ 170 Cheap Flights from Portland to Ontario in 2026

Find the cheapest flights from Portland to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:30 p.m. - 5:10 a.m.PDX Portland-YYZ Toronto Pearson Intl

11h 40m2 stops Calgary Edmonton

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 387WestJet

Wed, 23 Sep - Fri, 25 Sep

2:30 p.m. - 5:10 a.m.PDX Portland-YYZ Toronto Pearson Intl

11h 40m2 stops Calgary Edmonton

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 389WestJet

Fri, 2 Oct - Sun, 11 Oct

2:30 p.m. - 1:05 a.m.PDX Portland-YYZ Toronto Pearson Intl

7h 35m1 stop Calgary

7:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

9h 50m1 stop Calgary

C$ 394WestJet

Wed, 23 Sep - Fri, 25 Sep

2:30 p.m. - 5:10 a.m.PDX Portland-YYZ Toronto Pearson Intl

11h 40m2 stops Calgary Edmonton

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 405WestJet

Fri, 2 Oct - Sun, 11 Oct

2:30 p.m. - 1:05 a.m.PDX Portland-YYZ Toronto Pearson Intl

7h 35m1 stop Calgary

8:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

8h 50m1 stop Calgary

C$ 407WestJet

Fri, 16 Oct - Sun, 18 Oct

2:30 p.m. - 5:10 a.m.PDX Portland-YYZ Toronto Pearson Intl

11h 40m2 stops Calgary Edmonton

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 412WestJet

Fri, 2 Oct - Fri, 16 Oct

2:30 p.m. - 5:10 a.m.PDX Portland-YYZ Toronto Pearson Intl

11h 40m2 stops Calgary Edmonton

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 412WestJet

Mon, 5 Oct - Sun, 18 Oct

2:30 p.m. - 5:10 a.m.PDX Portland-YYZ Toronto Pearson Intl

11h 40m2 stops Calgary Edmonton

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 412WestJet

Fri, 2 Oct - Sun, 18 Oct

2:30 p.m. - 5:10 a.m.PDX Portland-YYZ Toronto Pearson Intl

11h 40m2 stops Calgary Edmonton

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 412WestJet

Mon, 5 Oct - Fri, 16 Oct

2:30 p.m. - 1:05 a.m.PDX Portland-YYZ Toronto Pearson Intl

7h 35m1 stop Calgary

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 426WestJet

Fri, 2 Oct - Sun, 18 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

2:30 p.m. - 1:05 a.m.PDX Portland-YYZ Toronto Pearson Intl

7h 35m1 stop Calgary

8:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

8h 50m1 stop Calgary

C$ 476WestJet

Fri, 11 Sep - Fri, 18 Sep

2:30 p.m. - 5:10 a.m.PDX Portland-YYZ Toronto Pearson Intl

11h 40m2 stops Calgary Edmonton

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 505WestJet

Sat, 12 Sep - Sun, 13 Sep

2:30 p.m. - 1:05 a.m.PDX Portland-YYZ Toronto Pearson Intl

7h 35m1 stop Calgary

7:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

9h 50m1 stop Calgary

C$ 531WestJet

Sat, 12 Sep - Sun, 13 Sep

2:30 p.m. - 3:30 p.m.PDX Portland-YYZ Toronto Pearson Intl

22h 00m1 stop Calgary

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 534WestJet

Tue, 8 Sep - Thu, 10 Sep

11:08 p.m. - 10:59 a.m.PDX Portland-YYZ Toronto Pearson Intl

8h 51m1 stop Chicago O'Hare Intl

6:15 p.m. - 11:23 p.m.YYZ Toronto Pearson Intl-PDX Portland

8h 08m1 stop Dallas/Fort Worth

C$ 564American Airlines

Wed, 9 Sep - Mon, 14 Sep

11:08 p.m. - 10:59 a.m.PDX Portland-YYZ Toronto Pearson Intl

8h 51m1 stop Chicago O'Hare Intl

6:30 a.m. - 10:55 a.m.YYZ Toronto Pearson Intl-PDX Portland

7h 25m1 stop Chicago O'Hare Intl

C$ 578American Airlines

Wed, 9 Sep - Mon, 14 Sep

9:44 p.m. - 11:13 a.m.PDX Portland-YYZ Toronto Pearson Intl

10h 29m1 stop Charlotte Douglas

7:15 p.m. - 12:07 a.m.YYZ Toronto Pearson Intl-PDX Portland

7h 52m1 stop Chicago O'Hare Intl

C$ 578American Airlines

Wed, 9 Sep - Mon, 14 Sep

2:30 p.m. - 12:45 p.m.PDX Portland-YYZ Toronto Pearson Intl

19h 15m2 stops Calgary Edmonton

9:00 a.m. - 1:50 p.m.YYZ Toronto Pearson Intl-PDX Portland

7h 50m1 stop Calgary

C$ 581WestJet

Fri, 11 Sep - Fri, 18 Sep

12:25 a.m. - 11:35 a.m.PDX Portland-YYZ Toronto Pearson Intl

8h 10m1 stop Minneapolis St Paul

5:54 p.m. - 11:40 p.m.YYZ Toronto Pearson Intl-PDX Portland

8h 46m1 stop Salt Lake City

C$ 592Delta

Tue, 8 Sep - Mon, 14 Sep

11:08 p.m. - 1:38 p.m.PDX Portland-YYZ Toronto Pearson Intl

11h 30m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

6:30 a.m. - 10:55 a.m.YYZ Toronto Pearson Intl-PDX Portland

7h 25m1 stop Chicago O'Hare Intl

C$ 592American Airlines

Wed, 9 Sep - Mon, 14 Sep

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Delta flights from Portland to Region of Ontario

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

Delta

29 Sep

PDX5:40 a.m.Portland

8h 04m

1 stop

YYZ4:44 p.m.Toronto Pearson Intl

6 Oct

YYZ12:49 p.m.Toronto Pearson Intl

10h 13m

1 stop

PDX8:02 p.m.Portland

C$ 505

Delta

15 Sep

PDX11:35 a.m.Portland

9h 09m

1 stop

YUL11:44 p.m.Montreal Pierre Elliott Trudeau Intl

22 Sep

YUL12:44 p.m.Montreal Pierre Elliott Trudeau Intl

12h 03m

1 stop

PDX9:47 p.m.Portland

C$ 520

Delta

12 Nov

PDX11:20 p.m.Portland

11h 10m

1 stop

YYZ1:30 p.m.Toronto Pearson Intl

17 Nov

YYZ5:19 p.m.Toronto Pearson Intl

9h 27m

1 stop

PDX11:46 p.m.Portland

C$ 522

American Airlines flights from Portland to Region of Ontario

Our best American Airlines deals on Portland to Region of Ontario flight tickets

American Airlines

11 Nov

PDX11:49 p.m.Portland

10h 17m

1 stop

YYZ1:06 p.m.Toronto Pearson Intl

14 Nov

YYZ11:36 a.m.Toronto Pearson Intl

10h 56m

2 stops

PDX7:32 p.m.Portland

C$ 519

American Airlines

3 Oct

PDX11:08 p.m.Portland

9h 36m

1 stop

YUL11:44 a.m.Montreal Pierre Elliott Trudeau Intl

6 Oct

YUL5:34 p.m.Montreal Pierre Elliott Trudeau Intl

9h 25m

1 stop

PDX11:59 p.m.Portland

C$ 520

American Airlines

11 Nov

PDX11:09 p.m.Portland

9h 50m

2 stops

YYZ11:59 a.m.Toronto Pearson Intl

14 Nov

YYZ11:36 a.m.Toronto Pearson Intl

10h 56m

2 stops

PDX7:32 p.m.Portland

C$ 526

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Wed 23/9

2:30 p.m.-5:10 a.m.

2 stops11h 40m

Toronto Pearson Intl

Fri 25/9

9:00 a.m.-1:50 p.m.

1 stop7h 50m

C$ 387

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Fri 2/10

2:30 p.m.-5:10 a.m.

2 stops11h 40m

Toronto Pearson Intl

Sun 11/10

9:00 a.m.-1:50 p.m.

1 stop7h 50m

C$ 389

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Wed 23/9

2:30 p.m.-1:05 a.m.

1 stop7h 35m

Toronto Pearson Intl

Fri 25/9

7:00 a.m.-1:50 p.m.

1 stop9h 50m

C$ 394

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Fri 2/10

2:30 p.m.-5:10 a.m.

2 stops11h 40m

Toronto Pearson Intl

Sun 11/10

9:00 a.m.-1:50 p.m.

1 stop7h 50m

C$ 405

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Fri 16/10

2:30 p.m.-1:05 a.m.

1 stop7h 35m

Toronto Pearson Intl

Sun 18/10

8:00 a.m.-1:50 p.m.

1 stop8h 50m

C$ 407

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Fri 2/10

2:30 p.m.-5:10 a.m.

2 stops11h 40m

Toronto Pearson Intl

Fri 16/10

9:00 a.m.-1:50 p.m.

1 stop7h 50m

C$ 412

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Mon 5/10

2:30 p.m.-5:10 a.m.

2 stops11h 40m

Toronto Pearson Intl

Sun 18/10

9:00 a.m.-1:50 p.m.

1 stop7h 50m

C$ 412

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Fri 2/10

2:30 p.m.-5:10 a.m.

2 stops11h 40m

Toronto Pearson Intl

Sun 18/10

9:00 a.m.-1:50 p.m.

1 stop7h 50m

C$ 412

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Mon 5/10

2:30 p.m.-5:10 a.m.

2 stops11h 40m

Toronto Pearson Intl

Fri 16/10

9:00 a.m.-1:50 p.m.

1 stop7h 50m

C$ 412

Quickest round-trip

PortlandToronto

PDX Portland - YYZ Toronto Pearson Intl

PDXYYZ

Portland

Fri 2/10

2:30 p.m.-1:05 a.m.

1 stop7h 35m

Toronto Pearson Intl

Sun 18/10

9:00 a.m.-1:50 p.m.

1 stop7h 50m

C$ 426

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 Portland 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?

In general, January is the cheapest month to fly from Portland to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 511. If you are unable to visit Region of Ontario during the month of January, then departing from Portland during the month August is also very affordable. Most momondo users find prices during this month for around C$ 531.

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

You are more likely to see cheaper flights to Region of Ontario from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 614 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 Portland for as low as C$ 156 on momondo.

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

You could potentially save up to 9% on your flight if you consider stops on a Portland to Region of Ontario flight.

Cheap Portland to Region of Ontario flight deals and tips

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

Best price found	C$ 170
Fastest flight time	6h 32m
Direct flights	None

The best one-way flight to Region of Ontario from Portland in the past 72 hours is C$ 170. The best round-trip flight deal from Portland to Region of Ontario found on momondo in the last 72 hours is C$ 387.

The fastest flight from Portland to Region of Ontario takes 6h 32m

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

Search flight deals

Frequently asked questions about flying from Portland to Ontario

When did momondo last update prices for flights from Portland Airport to Ontario?
Prices for flights from Portland Airport to Ontario are refreshed on a daily basis.
How old do you have to be to fly from Portland Airport to Ontario?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport 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.

Why use momondo?

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

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

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

Yes. All flights to Ontario from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Portland to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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