How does KAYAK find such low prices on flights from Ontario to Portland?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Portland. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Portland?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Ontario is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Ontario to Portland?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portland with an airline and back to Ontario with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Portland?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portland from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$228 CHEAP FLIGHTS from Ontario to Portland

KAYAK searches hundreds of travel sites at once for deals on flights to Portland

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals

Cheap Flights from Ontario to Portland

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ontario to Portland

Mon, Jun 22 - Fri, Jun 26

5:05 pm - 10:22 am

YYZ

PWM

17h 17m

1 stop

6:00 am - 9:19 pm

PWM

YYZ

15h 19m

1 stop

$380Delta

Wed, May 27 - Sat, May 30

2:30 pm - 11:18 pm

YYZ

PWM

8h 48m

1 stop

6:02 am - 4:12 pm

PWM

YYZ

10h 10m

1 stop

$381Delta

Wed, May 27 - Sat, May 30

2:30 pm - 11:18 pm

YYZ

PWM

8h 48m

1 stop

6:02 am - 1:40 pm

PWM

YYZ

7h 38m

1 stop

$387Delta

Tue, May 26 - Tue, Jun 2

7:25 pm - 8:53 am

YYZ

PWM

13h 28m

1 stop

1:34 pm - 11:05 pm

PWM

YYZ

9h 31m

1 stop

$390American Airlines

Sun, May 31 - Tue, Jun 9

4:50 pm - 9:12 am

YYZ

PWM

16h 22m

1 stop

4:44 pm - 8:05 pm

PWM

YYZ

27h 21m

2 stops

$414Multiple Airlines

Sat, May 23 - Sat, May 30

11:01 am - 10:29 pm

YYZ

PWM

11h 28m

1 stop

10:24 am - 6:48 pm

PWM

YYZ

8h 24m

1 stop

$417American Airlines

Tue, Jun 9 - Tue, Jun 16

6:25 am - 2:26 pm

YOW

PWM

8h 01m

1 stop

5:15 am - 10:03 am

PWM

YOW

4h 48m

1 stop

$433United Airlines

Wed, Jun 3 - Sat, Jun 6

6:00 am - 10:04 am

YOW

PWM

4h 04m

1 stop

5:15 am - 6:48 pm

PWM

YOW

13h 33m

1 stop

$434United Airlines

Wed, Jun 3 - Sat, Jun 6

9:10 am - 6:25 pm

YOW

PWM

9h 15m

2 stops

6:00 am - 4:38 pm

PWM

YOW

10h 38m

1 stop

$461Air Canada

Wed, Jun 3 - Sat, Jun 6

9:10 am - 6:25 pm

YOW

PWM

9h 15m

2 stops

6:00 am - 4:38 pm

PWM

YOW

10h 38m

1 stop

$462Air Canada

Useful Info

Low season	April
High season	November
Cheapest flight	$228

Best time to beat the crowds with an average 3% drop in price.

Most popular time to fly with an average 6% increase in price.

Flight from Montreal to Portland

How does KAYAK find such low prices on flights from Ontario to Portland?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Portland.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Portland?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to Portland?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portland with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Portland?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portland from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Jackson

Freeport

Bartlett

Oxford

Windham

Intervale

Tamworth

Falmouth

Durham

Waterford

Everything you need to know for your flight to Portland

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Portland

Portland (PWM)

$228 Find Cheap Flights from Ontario to Portland

KAYAK searches hundreds of travel sites at once for deals on flights to Portland

Cheap Flights from Ontario to Portland

Recent round-trip flight deals from Ontario to Portland

Recent one-way flight deals from Ontario to Portland

Recent last minute flight deals from Ontario to Portland

Good to know

FAQs for booking flights from Ontario to Portland

How does KAYAK find such low prices on flights from Ontario to Portland?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Portland.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Portland?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to Portland?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portland with an airline and back to Ontario with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Portland?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portland from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Portland?

Everything you need to know for your flight to Portland

Information on the airport you'll fly into in Portland

Cabin class types available on flights to Ontario

Complete your trip to Portland with a hotel stay or car rental

Find direct flights for Portland

Flights to other popular destinations

Flights from domestic origins to Portland

Choose which airport to fly into in Portland

Find deals for your return flight