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Cheap flights from Ontario to Portland from $140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Portland departing on 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:00 am - 2:40 pmYYZ-PDX
9h 40m2 stops
Air Canada Logo
7:00 pm - 11:22 amPDX-YYZ
13h 22m2 stops
$253Air Canada
Find Deal
jue., mar. 19 - sáb., mar. 28
Air Canada Logo
8:00 am - 2:40 pmYYZ-PDX
9h 40m2 stops
Air Canada Logo
7:00 pm - 5:59 amPDX-YYZ
7h 59m1 stop
$257Air Canada
Find Deal
jue., mar. 19 - sáb., mar. 28
Alaska Airlines Logo
4:45 pm - 11:46 pmYYZ-PDX
10h 01m1 stop
Alaska Airlines Logo
6:00 am - 3:35 pmPDX-YYZ
6h 35m1 stop
$281Alaska Airlines
Find Deal
lun., feb. 23 - sáb., mar. 7
United Airlines Logo
6:50 am - 11:55 amYYZ-PDX
8h 05m1 stop
United Airlines Logo
8:30 am - 11:59 pmPDX-YYZ
12h 29m2 stops
$285United Airlines
Find Deal
mié., feb. 25 - mar., mar. 3
Delta Logo
12:23 pm - 10:19 pmYYZ-PDX
12h 56m1 stop
Delta Logo
11:10 pm - 9:05 amPDX-YYZ
6h 55m1 stop
$288Delta
Find Deal
jue., dic. 11 - mar., mar. 24
United Airlines Logo
5:55 pm - 12:37 amYYZ-PDX
9h 42m1 stop
United Airlines Logo
11:59 pm - 9:58 amPDX-YYZ
6h 59m1 stop
$289United Airlines
Find Deal
jue., dic. 11 - jue., mar. 26
Alaska Airlines Logo
4:45 pm - 10:21 pmYYZ-PDX
8h 36m1 stop
Alaska Airlines Logo
6:00 am - 3:35 pmPDX-YYZ
6h 35m1 stop
$290Alaska Airlines
Find Deal
jue., mar. 19 - mar., mar. 31
Delta Logo
12:40 pm - 10:19 pmYUL-PDX
12h 39m1 stop
Delta Logo
6:15 am - 11:59 pmPDX-YUL
14h 44m2 stops
$329Delta
Find Deal
jue., dic. 11 - mié., dic. 17
Multiple Airlines Logo
6:45 am - 8:44 pmYTZ-PDX
16h 59m1 stop
Multiple Airlines Logo
7:00 am - 6:55 pmPDX-YTZ
8h 55m1 stop
$510Multiple Airlines
Find Deal
vie., dic. 12 - mar., dic. 16
Multiple Airlines Logo
4:20 pm - 7:50 pmYOW-PDX
30h 30m1 stop
Multiple Airlines Logo
7:38 pm - 2:45 pmPDX-YOW
16h 07m2 stops
$529Multiple Airlines
Find Deal
sáb., ene. 17 - jue., ene. 22

Air Canada flights from Region of Ontario to Portland

Our best Air Canada deals on Region of Ontario to Portland flight tickets
Air Canada
Mar 19
YYZ8:00 amToronto Pearson Intl
9h 40m
2 stops
PDX2:40 pmPortland
Mar 28
PDX7:00 pmPortland
13h 22m
2 stops
YYZ11:22 amToronto Pearson Intl
$253
Find similar
Air Canada
Mar 19
YYZ8:00 amToronto Pearson Intl
9h 40m
2 stops
PDX2:40 pmPortland
Mar 28
PDX7:00 pmPortland
7h 59m
1 stop
YYZ5:59 amToronto Pearson Intl
$257
Find similar
Air Canada
Mar 19
YYZ7:00 amToronto Pearson Intl
10h 40m
1 stop
PDX2:40 pmPortland
Mar 28
PDX7:00 pmPortland
7h 59m
1 stop
YYZ5:59 amToronto Pearson Intl
$279
Find similar

Alaska Airlines flights from Region of Ontario to Portland

Our best Alaska Airlines deals on Region of Ontario to Portland flight tickets
Alaska Airlines
Mar 19
YYZ4:45 pmToronto Pearson Intl
8h 36m
1 stop
PDX10:21 pmPortland
Mar 31
PDX6:00 amPortland
6h 35m
1 stop
YYZ3:35 pmToronto Pearson Intl
$280
Find similar
Alaska Airlines
Feb 19
YYZ4:45 pmToronto Pearson Intl
10h 01m
1 stop
PDX11:46 pmPortland
Feb 23
PDX6:00 amPortland
6h 35m
1 stop
YYZ3:35 pmToronto Pearson Intl
$281
Find similar
Alaska Airlines
Mar 19
YYZ4:45 pmToronto Pearson Intl
8h 36m
1 stop
PDX10:21 pmPortland
Mar 31
PDX6:00 amPortland
6h 35m
1 stop
YYZ3:35 pmToronto Pearson Intl
$290
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Portland 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, momondo users made 832,500 searches. Data last updated noviembre 20, 2025.
Use the filters below to find and compare flights from Ontario to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

jue. 3/19

8:00 am-2:40 pm

2 stops9h 40m

Portland

sáb. 3/28

7:00 pm-11:22 am

2 stops13h 22m

$253

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

jue. 3/19

8:00 am-2:40 pm

2 stops9h 40m

Portland

sáb. 3/28

7:00 pm-5:59 am

1 stop7h 59m

$257

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

lun. 2/23

4:45 pm-11:46 pm

1 stop10h 01m

Portland

sáb. 3/7

6:00 am-3:35 pm

1 stop6h 35m

$281

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

mié. 2/25

6:50 am-11:55 am

1 stop8h 05m

Portland

mar. 3/3

8:30 am-11:59 pm

2 stops12h 29m

$285

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

jue. 12/11

12:23 pm-10:19 pm

1 stop12h 56m

Portland

mar. 3/24

11:10 pm-9:05 am

1 stop6h 55m

$288

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

jue. 12/11

5:55 pm-12:37 am

1 stop9h 42m

Portland

jue. 3/26

11:59 pm-9:58 am

1 stop6h 59m

$289

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

jue. 3/19

4:45 pm-10:21 pm

1 stop8h 36m

Portland

mar. 3/31

6:00 am-3:35 pm

1 stop6h 35m

$290

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

jue. 12/11

12:40 pm-10:19 pm

1 stop12h 39m

Portland

mié. 12/17

6:15 am-11:59 pm

2 stops14h 44m

$329

TorontoPortland

YTZ - PDX

YTZPDX

Toronto Island

vie. 12/12

6:45 am-8:44 pm

1 stop16h 59m

Portland

mar. 12/16

7:00 am-6:55 pm

1 stop8h 55m

$510

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

sáb. 1/17

4:20 pm-7:50 pm

1 stop30h 30m

Portland

jue. 1/22

7:38 pm-2:45 pm

2 stops16h 07m

$529

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

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

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

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Region of Ontario is in September. Flight prices, which tend to average around $313, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in September, then you should wait until July to fly from Region of Ontario, when ticket prices are also cheap, with an average price of $352.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $134. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $467 per ticket.

What is the cheapest Ontario to Portland flight route?

Fly from Toronto Pearson Intl to Portland for the best Ontario - Portland flight prices

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

You are more likely to see cheaper flights to Portland from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $387 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Region of Ontario for as low as $302 on momondo.

What cabin class options are available on Ontario to Portland flights?

There are 2 cabin classes available to choose from on Ontario to Portland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 72% on your flight if you consider stops on a Region of Ontario to Portland flight.

Cheap Region of Ontario to Portland flight deals and tips

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

Direct flights

None
There are no direct flights from Region of Ontario to Portland. There are no popular flight routes from Region of Ontario to Portland.
Search flight deals

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

    Prices for flights from Ontario to Portland Airport were last updated today.

  • How many operators does momondo search for flights from Ontario to Portland Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents you'll need for your trip to Portland Airport 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 Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Region of Ontario to Portland?

Best airlines flying from Region of Ontario to Portland

Compare and see reviews for airlines that fly from Region of Ontario to Portland with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $170Free CancellationRating
7.9
8,002 reviews
Search Delta flights
Air CanadaPriceFrom $274Free CancellationRating
7.1
10,462 reviews
Search Air Canada flights
American AirlinesPriceFrom $282Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
United AirlinesPriceFrom $284Free CancellationRating
7.4
9,028 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $286Free CancellationRating
8.0
11,322 reviews
Search Alaska Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hillsboro
Hood River
Gresham
McMinnville
Longview
The Dalles
Pacific City
Tigard
Manzanita
Tillamook

Why use momondo?

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

It is quick and easy to find Ontario to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

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

Yes. momondo allows you to filter the results for Ontario to Portland flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Ontario and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

An easier way to manage your Portland trip

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1 adult
sáb. 12/20
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