What airlines fly to Portland, Maine?

Porter Airlines, Air Canada and Air Transat are the top three most popular airlines that fly to Portland, Maine from Region of Ontario according to our data. Porter Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 5 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Portland, Maine?

The flight from Region of Ontario to Portland, Maine depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Ottawa (a popular airport in Region of Ontario) to Boston (the most popular airport in Portland, Maine), then the flight time is 1h 25m on average. If you fly from Toronto (another popular airport in Region of Ontario) to Boston, then the average flight time is 1h 37m.

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 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 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 Ontario to Portland Airport.

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

The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$476 Cheap Flights from Ontario to Portland, Maine in 2026/27

Find the cheapest flights from Ontario to Portland

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:57 pm - 8:42 pmYYZ Toronto Pearson Intl-PWM Portland

5h 45m1 stop Newark

7:00 am - 5:49 pmPWM Portland-YYZ Toronto Pearson Intl

10h 49m1 stop Newark

$476United Airlines

Wed, Dec 2 - Wed, Dec 9

2:43 pm - 6:53 pmYYZ Toronto Pearson Intl-PWM Portland

4h 10m1 stop Newark

7:30 am - 5:49 pmPWM Portland-YYZ Toronto Pearson Intl

10h 19m1 stop Newark

$491United Airlines

Tue, Feb 2 - Thu, Feb 4

2:43 pm - 6:53 pmYYZ Toronto Pearson Intl-PWM Portland

4h 10m1 stop Newark

7:30 am - 5:49 pmPWM Portland-YYZ Toronto Pearson Intl

10h 19m1 stop Newark

$493United Airlines

Tue, Feb 2 - Thu, Feb 4

2:43 pm - 6:53 pmYYZ Toronto Pearson Intl-PWM Portland

4h 10m1 stop Newark

7:30 am - 5:49 pmPWM Portland-YYZ Toronto Pearson Intl

10h 19m1 stop Newark

$496United Airlines

Tue, Feb 2 - Thu, Feb 4

2:43 pm - 6:53 pmYYZ Toronto Pearson Intl-PWM Portland

4h 10m1 stop Newark

9:10 am - 1:43 pmPWM Portland-YYZ Toronto Pearson Intl

4h 33m1 stop Newark

$497United Airlines

Tue, Feb 2 - Thu, Feb 4

6:20 pm - 9:08 amYYZ Toronto Pearson Intl-PWM Portland

38h 48m2 stops New York LaGuardia Orlando

7:12 pm - 7:17 pmPWM Portland-YYZ Toronto Pearson Intl

24h 05m1 stop Tampa

$510Multiple Airlines

Wed, Dec 2 - Wed, Dec 9

6:40 pm - 9:03 amYYZ Toronto Pearson Intl-PWM Portland

14h 23m1 stop Newark

7:44 pm - 9:14 amPWM Portland-YYZ Toronto Pearson Intl

13h 30m1 stop Newark

$565United Airlines

Mon, Nov 30 - Wed, Dec 30

12:00 pm - 9:03 pmYYZ Toronto Pearson Intl-PWM Portland

9h 03m2 stops Ottawa Newark

7:30 am - 12:43 pmPWM Portland-YYZ Toronto Pearson Intl

5h 13m1 stop Newark

$567Air Canada

Tue, Feb 2 - Thu, Feb 4

6:00 am - 3:16 pmYYZ Toronto Pearson Intl-PWM Portland

9h 16m1 stop New York John F Kennedy Intl

6:00 am - 11:19 amPWM Portland-YYZ Toronto Pearson Intl

5h 19m1 stop New York John F Kennedy Intl

$569Delta

Fri, Nov 27 - Sun, Nov 29

12:00 pm - 9:03 pmYYZ Toronto Pearson Intl-PWM Portland

9h 03m2 stops Ottawa Newark

7:30 am - 12:43 pmPWM Portland-YYZ Toronto Pearson Intl

5h 13m1 stop Newark

$572Air Canada

Tue, Feb 2 - Thu, Feb 4

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Region of Ontario to Portland, Maine

Our best United Airlines deals on Region of Ontario to Portland, Maine flight tickets

United Airlines

Dec 2

YYZ2:57 pmToronto Pearson Intl

5h 45m

1 stop

PWM8:42 pmPortland

Dec 9

PWM7:00 amPortland

10h 49m

1 stop

YYZ5:49 pmToronto Pearson Intl

$476

United Airlines

Feb 2

YYZ2:43 pmToronto Pearson Intl

4h 10m

1 stop

PWM6:53 pmPortland

Feb 4

PWM7:30 amPortland

10h 19m

1 stop

YYZ5:49 pmToronto Pearson Intl

$491

United Airlines

Feb 2

YYZ2:43 pmToronto Pearson Intl

4h 10m

1 stop

PWM6:53 pmPortland

Feb 4

PWM7:30 amPortland

10h 19m

1 stop

YYZ5:49 pmToronto Pearson Intl

$493

American Airlines flights from Region of Ontario to Portland, Maine

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

American Airlines

Nov 27

YYZ5:13 pmToronto Pearson Intl

6h 44m

1 stop

PWM11:57 pmPortland

Nov 29

PWM6:00 amPortland

4h 19m

1 stop

YYZ10:19 amToronto Pearson Intl

$661

American Airlines

Dec 19

YYZ10:55 amToronto Pearson Intl

7h 20m

1 stop

PWM6:15 pmPortland

Dec 26

PWM5:58 amPortland

5h 49m

1 stop

YYZ11:47 amToronto Pearson Intl

$719

American Airlines

Dec 19

YYZ10:55 amToronto Pearson Intl

7h 20m

1 stop

PWM6:15 pmPortland

Dec 26

PWM5:58 amPortland

11h 30m

2 stops

YYZ5:28 pmToronto Pearson Intl

$951

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Wed 12/2

2:57 pm-8:42 pm

1 stop5h 45m

Portland

Wed 12/9

7:00 am-5:49 pm

1 stop10h 49m

$476

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Tue 2/2

2:43 pm-6:53 pm

1 stop4h 10m

Portland

Thu 2/4

7:30 am-5:49 pm

1 stop10h 19m

$491

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Tue 2/2

2:43 pm-6:53 pm

1 stop4h 10m

Portland

Thu 2/4

7:30 am-5:49 pm

1 stop10h 19m

$493

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Tue 2/2

2:43 pm-6:53 pm

1 stop4h 10m

Portland

Thu 2/4

7:30 am-5:49 pm

1 stop10h 19m

$496

Quickest round-trip

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Tue 2/2

2:43 pm-6:53 pm

1 stop4h 10m

Portland

Thu 2/4

9:10 am-1:43 pm

1 stop4h 33m

$497

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Wed 12/2

6:20 pm-9:08 am

2 stops38h 48m

Portland

Wed 12/9

7:12 pm-7:17 pm

1 stop24h 05m

$510

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Mon 11/30

6:40 pm-9:03 am

1 stop14h 23m

Portland

Wed 12/30

7:44 pm-9:14 am

1 stop13h 30m

$565

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Tue 2/2

12:00 pm-9:03 pm

2 stops9h 03m

Portland

Thu 2/4

7:30 am-12:43 pm

1 stop5h 13m

$567

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Fri 11/27

6:00 am-3:16 pm

1 stop9h 16m

Portland

Sun 11/29

6:00 am-11:19 am

1 stop5h 19m

$569

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Tue 2/2

12:00 pm-9:03 pm

2 stops9h 03m

Portland

Thu 2/4

7:30 am-12:43 pm

1 stop5h 13m

$572

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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 Portland, Maine?

The cheapest month to fly to Portland, Maine from Region of Ontario is in December. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of December, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $0.

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

You could potentially save up to 60% on your flight if you consider stops on a Region of Ontario to Portland, Maine flight.

Cheap Region of Ontario to Portland, Maine flight deals and tips

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

Best Price Found	$476
Fastest flight time	4h 10m
Direct flights	None

The best flight deal from Region of Ontario to Portland, Maine found on momondo in the last 72 hours is $476

The fastest flight from Region of Ontario to Portland, Maine takes 4h 10m

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

Search flight deals

Frequently asked questions about flying from Ontario to Portland, Maine

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 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 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 Ontario to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

North Conway

Jackson

Boothbay Harbor

Brunswick

Lewiston

Freeport

Conway

Gorham

Auburn

Bartlett

Bath

Windham

Intervale

Georgetown

Oxford

Falmouth

Tamworth

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Ontario.

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

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

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?

Yes momondo offers price alerts on flights to Portland from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Portland, Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 12/9

Wed 12/16

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Ontario

Complete your trip

Feeling lucky

Airports servicing Maine

Rockland Knox County Regional Airport

Cheap flights from Ontario to Portland from $476

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Portland departing on 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Ontario to Portland

Cheap round-trip flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Region of Ontario to Portland, Maine

Our best United Airlines deals on Region of Ontario to Portland, Maine flight tickets

American Airlines flights from Region of Ontario to Portland, Maine

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

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to Portland, Maine that are best for you.

See travel insights to Portland from

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

What is the cheapest month to fly to Portland, Maine?

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

What airlines fly to Portland, Maine?

How long does it take to fly to Portland, Maine?

Cheap Region of Ontario to Portland, Maine flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to Portland, Maine

Traveling to a place near Portland?

Why use momondo?

An easier way to manage your Portland, Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Maine

Fly your favorite airline to Portland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portland

List of cabin classes available on flights landing in Portland. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Ontario

According to popular flight searches on momondo this year

Complete your trip to Portland

Explore popular destinations other users love

According to popular flight searches on momondo this year