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>

$185 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

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

Cheapest round-trip

$381

Delta

Tue 6/2Fri 6/5

YYZ - PWM • 1 stop

Cheapest one-way

$185

United Airlines

Fri 2/27

YOW - PWM • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Portland!

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

Tue, Jun 2 - Fri, Jun 5

6:00 am - 1:54 pm

YYZ

PWM

7h 54m

1 stop

5:59 pm - 9:29 am

PWM

YYZ

15h 30m

1 stop

$381Delta

Wed, Feb 18 - Tue, Feb 24

7:30 am - 11:50 pm

YUL

PWM

16h 20m

2 stops

6:00 am - 10:56 pm

PWM

YUL

16h 56m

2 stops

$454American Airlines

Thu, Feb 26 - Thu, Mar 5

5:15 pm - 11:18 am

YYZ

PWM

18h 03m

2 stops

2:35 pm - 10:54 pm

PWM

YYZ

8h 19m

1 stop

$463Delta

Thu, Feb 26 - Thu, Mar 5

6:10 am - 12:00 pm

YYZ

PWM

5h 50m

1 stop

2:35 pm - 10:54 pm

PWM

YYZ

8h 19m

1 stop

$467Delta

Mon, Mar 16 - Mon, Mar 23

2:29 pm - 11:12 pm

YUL

PWM

8h 43m

1 stop

11:45 am - 6:35 pm

PWM

YUL

6h 50m

1 stop

$476Delta

Mon, Jun 1 - Thu, Jun 4

12:15 pm - 11:55 am

YYZ

PWM

23h 40m

1 stop

12:50 pm - 8:55 am

PWM

YYZ

20h 05m

1 stop

$528WestJet

Sat, Mar 14 - Sat, Mar 21

2:13 pm - 7:13 pm

YUL

PWM

5h 00m

1 stop

2:32 pm - 7:48 pm

PWM

YUL

5h 16m

1 stop

$534United Airlines

Sat, Mar 14 - Sat, Mar 21

2:13 pm - 7:13 pm

YUL

PWM

5h 00m

1 stop

2:32 pm - 7:48 pm

PWM

YUL

5h 16m

1 stop

$545United Airlines

Mon, Mar 16 - Mon, Mar 23

10:19 am - 11:12 pm

YYZ

PWM

12h 53m

1 stop

4:48 pm - 9:05 am

PWM

YYZ

16h 17m

1 stop

$559WestJet

Sat, Mar 14 - Sat, Mar 21

2:13 pm - 7:13 pm

YUL

PWM

5h 00m

1 stop

7:08 pm - 11:40 am

PWM

YUL

16h 32m

2 stops

$585United Airlines

Useful Info

Low season	March
High season	May
Cheapest flight	$185

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly with an average 1% increase in price.

Flight from Ottawa 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)

$185 Find Cheap Flights from Ontario to Portland

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

Everything you should know

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