What airlines fly to Portland, Maine?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Portland, Maine from Region of Ontario according to our data. Air Canada is the first choice among our users, with 52% 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 27m on average. If you fly from Toronto (another popular airport in Region of Ontario) to Boston, then the average flight time is 1h 36m.

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

United Airlines, American Airlines, and Delta are the most popular carriers operating from Ontario to Portland

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.

$256 Cheap Flights from Ontario to Portland, Maine in 2026/27

Find the cheapest flights from Ontario to Portland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:20 pm - 5:51 pmYYZ Toronto Pearson Intl-PWM Portland

29h 31m1 stop Tampa

6:31 pm - 7:20 pmPWM Portland-YYZ Toronto Pearson Intl

24h 49m1 stop Tampa

$416Multiple Airlines

Tue, Nov 3 - Wed, Nov 11

7:15 am - 9:08 amYYZ Toronto Pearson Intl-PWM Portland

25h 53m1 stop Orlando

6:31 pm - 3:20 pmPWM Portland-YYZ Toronto Pearson Intl

20h 49m2 stops Tampa Fort Lauderdale

$422Multiple Airlines

Tue, Nov 3 - Wed, Nov 11

12:44 pm - 10:39 pmYYZ Toronto Pearson Intl-PWM Portland

9h 55m1 stop Washington, D.C. Reagan-National

6:17 am - 4:34 pmPWM Portland-YYZ Toronto Pearson Intl

10h 17m1 stop Washington, D.C. Reagan-National

$480American Airlines

Tue, Nov 3 - Tue, Nov 10

5:14 pm - 9:34 amYYZ Toronto Pearson Intl-PWM Portland

16h 20m1 stop Washington, D.C. Reagan-National

6:17 am - 4:34 pmPWM Portland-YYZ Toronto Pearson Intl

10h 17m1 stop Washington, D.C. Reagan-National

$480American Airlines

Fri, Nov 6 - Tue, Nov 10

7:43 am - 1:26 pmYYZ Toronto Pearson Intl-PWM Portland

5h 43m1 stop Newark

3:41 pm - 11:26 pmPWM Portland-YYZ Toronto Pearson Intl

7h 45m1 stop Newark

$480United Airlines

Sat, Nov 7 - Sat, Nov 7

6:05 am - 10:59 amYYZ Toronto Pearson Intl-PWM Portland

4h 54m1 stop New York LaGuardia

6:31 pm - 3:20 pmPWM Portland-YYZ Toronto Pearson Intl

20h 49m2 stops Tampa Fort Lauderdale

$484Multiple Airlines

Mon, Nov 9 - Wed, Nov 11

6:00 am - 11:57 amYYZ Toronto Pearson Intl-PWM Portland

5h 57m1 stop Detroit Metropolitan Wayne County

6:31 pm - 3:20 pmPWM Portland-YYZ Toronto Pearson Intl

20h 49m2 stops Tampa Fort Lauderdale

$484Multiple Airlines

Fri, Nov 6 - Wed, Nov 11

3:00 pm - 9:48 pmYYZ Toronto Pearson Intl-PWM Portland

6h 48m1 stop Newark

7:43 pm - 9:29 amPWM Portland-YYZ Toronto Pearson Intl

13h 46m1 stop Newark

$485United Airlines

Sat, Jan 9 - Wed, Jan 13

3:35 pm - 9:51 pmYYZ Toronto Pearson Intl-PWM Portland

6h 16m1 stop Chicago O'Hare Intl

9:46 am - 2:25 pmPWM Portland-YYZ Toronto Pearson Intl

4h 39m1 stop Washington, D.C. Dulles Intl

$486United Airlines

Tue, Nov 3 - Sat, Nov 7

8:35 am - 2:16 pmYYZ Toronto Pearson Intl-PWM Portland

5h 41m1 stop Chicago O'Hare Intl

8:49 am - 1:43 pmPWM Portland-YYZ Toronto Pearson Intl

4h 54m1 stop Newark

$486United Airlines

Wed, Nov 4 - Sat, Nov 7

Cheap last minute flights

Enter your travel dates to find the best prices.

6:25 pm - 11:56 pmYYZ Toronto Pearson Intl-PWM Portland

5h 31m1 stop New York John F Kennedy Intl

4:20 pm - 11:12 pmPWM Portland-YYZ Toronto Pearson Intl

6h 52m1 stop New York John F Kennedy Intl

$645Delta

Tue, Sep 22 - Tue, Sep 29

5:27 pm - 11:45 pmYYZ Toronto Pearson Intl-PWM Portland

6h 18m1 stop Washington, D.C. Reagan-National

6:00 am - 2:39 pmPWM Portland-YYZ Toronto Pearson Intl

8h 39m2 stops Washington, D.C. Reagan-National New York LaGuardia

$822American Airlines

Tue, Sep 22 - Tue, Sep 29

6:00 am - 10:55 amYYZ Toronto Pearson Intl-PWM Portland

4h 55m1 stop New York LaGuardia

4:45 pm - 10:59 pmPWM Portland-YYZ Toronto Pearson Intl

6h 14m1 stop Detroit Metropolitan Wayne County

$831WestJet

Tue, Sep 22 - Tue, Sep 22

10:30 am - 11:45 pmYUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

13h 15m2 stops New York LaGuardia Washington, D.C. Reagan-National

4:41 pm - 9:49 amPWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

17h 08m1 stop New York LaGuardia

$837American Airlines

Wed, Sep 23 - Wed, Sep 30

10:30 am - 11:45 pmYUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

13h 15m2 stops New York LaGuardia Washington, D.C. Reagan-National

12:24 pm - 9:49 amPWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

21h 25m2 stops Washington, D.C. Reagan-National New York LaGuardia

$843American Airlines

Wed, Sep 23 - Wed, Sep 30

6:00 am - 10:55 amYYZ Toronto Pearson Intl-PWM Portland

4h 55m1 stop New York LaGuardia

5:09 pm - 2:30 pmPWM Portland-YYZ Toronto Pearson Intl

45h 21m2 stops Raleigh-Durham Orlando

$894Multiple Airlines

Tue, Sep 22 - Tue, Sep 22

3:25 pm - 8:22 pmYUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

4h 57m1 stop Newark

6:00 am - 1:09 pmPWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

7h 09m1 stop Newark

$967Air Canada

Thu, Sep 24 - Sun, Sep 27

12:48 pm - 3:55 pmYUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

27h 07m1 stop Detroit Metropolitan Wayne County

11:50 am - 4:45 pmPWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

28h 55m2 stops Minneapolis St Paul Toronto Pearson Intl

$971WestJet

Thu, Sep 24 - Sun, Sep 27

9:15 am - 2:38 pmYUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

5h 23m1 stop Washington, D.C. Dulles Intl

6:55 pm - 7:35 amPWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

12h 40m1 stop Newark

$985United Airlines

Wed, Sep 23 - Wed, Sep 30

6:45 am - 3:55 pmYUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

33h 10m2 stops Toronto Pearson Intl Detroit Metropolitan Wayne County

11:50 am - 4:45 pmPWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

28h 55m2 stops Minneapolis St Paul Toronto Pearson Intl

$997WestJet

Thu, Sep 24 - Sun, Sep 27

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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 3

YYZ12:44 pmToronto Pearson Intl

9h 55m

1 stop

PWM10:39 pmPortland

Nov 10

PWM6:17 amPortland

10h 17m

1 stop

YYZ4:34 pmToronto Pearson Intl

$480

American Airlines

Nov 3

YYZ5:14 pmToronto Pearson Intl

17h 10m

1 stop

PWM10:24 amPortland

Nov 10

PWM6:17 amPortland

11h 10m

2 stops

YYZ5:27 pmToronto Pearson Intl

$490

American Airlines

Nov 6

YYZ6:00 amToronto Pearson Intl

4h 37m

1 stop

PWM10:37 amPortland

Nov 10

PWM6:17 amPortland

11h 10m

2 stops

YYZ5:27 pmToronto Pearson Intl

$507

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

Jan 9

YYZ3:00 pmToronto Pearson Intl

6h 48m

1 stop

PWM9:48 pmPortland

Jan 13

PWM7:43 pmPortland

13h 46m

1 stop

YYZ9:29 amToronto Pearson Intl

$485

United Airlines

Nov 3

YYZ3:35 pmToronto Pearson Intl

6h 16m

1 stop

PWM9:51 pmPortland

Nov 7

PWM8:49 amPortland

4h 54m

1 stop

YYZ1:43 pmToronto Pearson Intl

$486

United Airlines

Dec 5

YYZ8:35 amToronto Pearson Intl

7h 03m

1 stop

PWM3:38 pmPortland

Dec 5

PWM7:55 pmPortland

13h 19m

1 stop

YYZ9:14 amToronto Pearson Intl

$487

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

Tue 11/3

12:20 pm-5:51 pm

1 stop29h 31m

Portland

Wed 11/11

6:31 pm-7:20 pm

1 stop24h 49m

$416

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Tue 11/3

7:15 am-9:08 am

1 stop25h 53m

Portland

Wed 11/11

6:31 pm-3:20 pm

2 stops20h 49m

$422

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Tue 11/3

12:44 pm-10:39 pm

1 stop9h 55m

Portland

Tue 11/10

6:17 am-4:34 pm

1 stop10h 17m

$480

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Fri 11/6

5:14 pm-9:34 am

1 stop16h 20m

Portland

Tue 11/10

6:17 am-4:34 pm

1 stop10h 17m

$480

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Sat 11/7

7:43 am-1:26 pm

1 stop5h 43m

Portland

Sat 11/7

3:41 pm-11:26 pm

1 stop7h 45m

$480

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Mon 11/9

6:05 am-10:59 am

1 stop4h 54m

Portland

Wed 11/11

6:31 pm-3:20 pm

2 stops20h 49m

$484

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Fri 11/6

6:00 am-11:57 am

1 stop5h 57m

Portland

Wed 11/11

6:31 pm-3:20 pm

2 stops20h 49m

$484

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Sat 1/9

3:00 pm-9:48 pm

1 stop6h 48m

Portland

Wed 1/13

7:43 pm-9:29 am

1 stop13h 46m

$485

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Tue 11/3

3:35 pm-9:51 pm

1 stop6h 16m

Portland

Sat 11/7

9:46 am-2:25 pm

1 stop4h 39m

$486

Quickest round-trip

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Wed 11/4

8:35 am-2:16 pm

1 stop5h 41m

Portland

Sat 11/7

8:49 am-1:43 pm

1 stop4h 54m

$486

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 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

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	$256
Fastest flight time	4h 18m
Direct flights	None

The best one-way flight to Portland, Maine from Region of Ontario in the past 72 hours is $256. The best round-trip flight deal from Region of Ontario to Portland, Maine found on momondo in the last 72 hours is $416.

The fastest flight from Region of Ontario to Portland, Maine takes 4h 18m

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

Auburn

Conway

Bartlett

Gorham

Bath

Windham

Intervale

Oxford

Georgetown

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

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Rockland Knox County Regional Airport

Cheap flights from Ontario to Portland from $256

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 11/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Region of Ontario to Portland, Maine

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

United Airlines flights from Region of Ontario to Portland, Maine

Our best United 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.

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

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

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

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

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