Which 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 travelling 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.

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

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

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

On average, it takes 1h 27m to fly from Region of Ontario to Portland, Maine if you fly out of Ottawa (the most popular airport in Region of Ontario) and into Boston (the most popular airport in Portland, Maine). If you’re flying out of Toronto and into Boston, then the flight time is around 1h 36m.

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

Prices for flights from Ontario to Portland Airport refresh daily.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 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.

C$ 343 Cheap Flights from Ontario to Portland, Maine in 2026/27

Discover deals from 900+ travel sites with momondo.

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.

7:59 a.m. - 4:59 p.m.YYZ Toronto Pearson Intl-PWM Portland

9h 00m1 stop New York LaGuardia

6:30 a.m. - 11:14 a.m.PWM Portland-YYZ Toronto Pearson Intl

4h 44m1 stop New York John F Kennedy Intl

C$ 591Delta

Sat, 9 Jan - Wed, 13 Jan

7:59 a.m. - 4:59 p.m.YYZ Toronto Pearson Intl-PWM Portland

9h 00m1 stop New York LaGuardia

6:30 a.m. - 11:14 a.m.PWM Portland-YYZ Toronto Pearson Intl

4h 44m1 stop New York John F Kennedy Intl

C$ 591Delta

Sat, 9 Jan - Tue, 12 Jan

7:50 a.m. - 4:38 p.m.YYZ Toronto Pearson Intl-PWM Portland

8h 48m1 stop New York LaGuardia

6:27 a.m. - 1:24 p.m.PWM Portland-YYZ Toronto Pearson Intl

6h 57m1 stop New York LaGuardia

C$ 614Delta

Wed, 18 Nov - Sat, 21 Nov

5:14 p.m. - 9:34 a.m.YYZ Toronto Pearson Intl-PWM Portland

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

6:47 p.m. - 11:47 p.m.PWM Portland-YYZ Toronto Pearson Intl

5h 00m1 stop Philadelphia

C$ 624American Airlines

Fri, 13 Nov - Sun, 15 Nov

5:14 p.m. - 9:34 a.m.YYZ Toronto Pearson Intl-PWM Portland

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

6:47 p.m. - 11:47 p.m.PWM Portland-YYZ Toronto Pearson Intl

5h 00m1 stop Philadelphia

C$ 624American Airlines

Fri, 4 Dec - Mon, 7 Dec

10:57 a.m. - 4:57 p.m.YYZ Toronto Pearson Intl-PWM Portland

6h 00m1 stop New York LaGuardia

6:47 p.m. - 11:47 p.m.PWM Portland-YYZ Toronto Pearson Intl

5h 00m1 stop Philadelphia

C$ 626American Airlines

Thu, 29 Oct - Thu, 5 Nov

5:29 p.m. - 11:59 p.m.YYZ Toronto Pearson Intl-PWM Portland

6h 30m1 stop Washington, D.C. Reagan-National

7:26 p.m. - 11:45 p.m.PWM Portland-YYZ Toronto Pearson Intl

4h 19m1 stop Philadelphia

C$ 662American Airlines

Tue, 13 Oct - Tue, 20 Oct

5:27 p.m. - 11:45 p.m.YYZ Toronto Pearson Intl-PWM Portland

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

5:30 a.m. - 10:28 a.m.PWM Portland-YYZ Toronto Pearson Intl

4h 58m1 stop Philadelphia

C$ 666American Airlines

Fri, 2 Oct - Sat, 24 Oct

9:00 a.m. - 6:13 p.m.YYZ Toronto Pearson Intl-PWM Portland

9h 13m2 stops Montreal Pierre Elliott Trudeau Intl Newark

8:55 a.m. - 8:46 p.m.PWM Portland-YYZ Toronto Pearson Intl

11h 51m1 stop Newark

C$ 679Air Canada

Sat, 9 Jan - Wed, 13 Jan

10:19 a.m. - 2:34 p.m.YYZ Toronto Pearson Intl-PWM Portland

4h 15m1 stop Washington, D.C. Dulles Intl

8:55 a.m. - 5:59 p.m.PWM Portland-YYZ Toronto Pearson Intl

9h 04m1 stop Newark

C$ 680United Airlines

Sat, 9 Jan - Wed, 13 Jan

Cheap last-minute flights

Enter your travel dates to find the best prices.

2:30 p.m. - 7:24 p.m.YYZ Toronto Pearson Intl-PWM Portland

4h 54m1 stop Washington, D.C. Dulles Intl

6:00 a.m. - 1:47 p.m.PWM Portland-YYZ Toronto Pearson Intl

7h 47m1 stop Newark

C$ 978United Airlines

Mon, 21 Sep - Mon, 28 Sep

7:43 p.m. - 11:59 p.m.YYZ Toronto Pearson Intl-PWM Portland

4h 16m1 stop Washington, D.C. Dulles Intl

6:00 a.m. - 1:47 p.m.PWM Portland-YYZ Toronto Pearson Intl

7h 47m1 stop Newark

C$ 980United Airlines

Sun, 20 Sep - Sun, 27 Sep

4:05 p.m. - 3:55 p.m.YYZ Toronto Pearson Intl-PWM Portland

23h 50m1 stop Detroit Metropolitan Wayne County

11:50 a.m. - 1:05 a.m.PWM Portland-YYZ Toronto Pearson Intl

13h 15m2 stops Minneapolis St Paul Calgary

C$ 1,003WestJet

Mon, 21 Sep - Mon, 28 Sep

7:55 a.m. - 11:17 p.m.YYZ Toronto Pearson Intl-PWM Portland

15h 22m1 stop New York LaGuardia

11:50 a.m. - 1:05 a.m.PWM Portland-YYZ Toronto Pearson Intl

13h 15m2 stops Minneapolis St Paul Calgary

C$ 1,006WestJet

Sun, 20 Sep - Sun, 27 Sep

10:30 a.m. - 11:45 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

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

4:41 p.m. - 9:49 a.m.PWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

17h 08m1 stop New York LaGuardia

C$ 1,171American Airlines

Wed, 23 Sep - Wed, 30 Sep

10:30 a.m. - 11:45 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

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

12:24 p.m. - 9:49 a.m.PWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

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

C$ 1,180American Airlines

Wed, 23 Sep - Wed, 30 Sep

3:00 p.m. - 11:59 p.m.YYZ Toronto Pearson Intl-PWM Portland

8h 59m2 stops Newark Washington, D.C. Dulles Intl

5:15 a.m. - 1:07 p.m.PWM Portland-YYZ Toronto Pearson Intl

7h 52m2 stops Washington, D.C. Dulles Intl Ottawa

C$ 1,304United Airlines

Sun, 20 Sep - Sun, 27 Sep

3:25 p.m. - 8:22 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

4h 57m1 stop Newark

6:00 a.m. - 1:09 p.m.PWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

7h 09m1 stop Newark

C$ 1,353Air Canada

Thu, 24 Sep - Sun, 27 Sep

12:48 p.m. - 3:55 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

27h 07m1 stop Detroit Metropolitan Wayne County

11:50 a.m. - 4:45 p.m.PWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

28h 55m2 stops Minneapolis St Paul Toronto Pearson Intl

C$ 1,359WestJet

Thu, 24 Sep - Sun, 27 Sep

9:15 a.m. - 2:38 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PWM Portland

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

6:55 p.m. - 7:35 a.m.PWM Portland-YUL Montreal Pierre Elliott Trudeau Intl

12h 40m1 stop Newark

C$ 1,378United Airlines

Wed, 23 Sep - Wed, 30 Sep

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Delta flights from Region of Ontario to Portland, Maine

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

Delta

9 Jan

YYZ7:59 a.m.Toronto Pearson Intl

9h 00m

1 stop

PWM4:59 p.m.Portland

13 Jan

PWM6:30 a.m.Portland

4h 44m

1 stop

YYZ11:14 a.m.Toronto Pearson Intl

C$ 591

Delta

18 Nov

YYZ7:50 a.m.Toronto Pearson Intl

8h 48m

1 stop

PWM4:38 p.m.Portland

21 Nov

PWM6:27 a.m.Portland

6h 57m

1 stop

YYZ1:24 p.m.Toronto Pearson Intl

C$ 614

Delta

19 Oct

YUL2:28 p.m.Montreal Pierre Elliott Trudeau Intl

8h 50m

1 stop

PWM11:18 p.m.Portland

28 Oct

PWM6:28 a.m.Portland

7h 09m

1 stop

YUL1:37 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 827

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

9 Jan

YYZ10:19 a.m.Toronto Pearson Intl

4h 15m

1 stop

PWM2:34 p.m.Portland

13 Jan

PWM8:55 a.m.Portland

9h 04m

1 stop

YYZ5:59 p.m.Toronto Pearson Intl

C$ 680

United Airlines

5 Dec

YYZ8:35 a.m.Toronto Pearson Intl

7h 03m

1 stop

PWM3:38 p.m.Portland

5 Dec

PWM7:55 p.m.Portland

13h 19m

1 stop

YYZ9:14 a.m.Toronto Pearson Intl

C$ 682

United Airlines

3 Nov

YYZ3:35 p.m.Toronto Pearson Intl

6h 16m

1 stop

PWM9:51 p.m.Portland

7 Nov

PWM9:46 a.m.Portland

4h 39m

1 stop

YYZ2:25 p.m.Toronto Pearson Intl

C$ 683

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

Sat 9/1

7:59 a.m.-4:59 p.m.

1 stop9h 00m

Portland

Wed 13/1

6:30 a.m.-11:14 a.m.

1 stop4h 44m

C$ 591

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Sat 9/1

7:59 a.m.-4:59 p.m.

1 stop9h 00m

Portland

Tue 12/1

6:30 a.m.-11:14 a.m.

1 stop4h 44m

C$ 591

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Wed 18/11

7:50 a.m.-4:38 p.m.

1 stop8h 48m

Portland

Sat 21/11

6:27 a.m.-1:24 p.m.

1 stop6h 57m

C$ 614

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Fri 13/11

5:14 p.m.-9:34 a.m.

1 stop16h 20m

Portland

Sun 15/11

6:47 p.m.-11:47 p.m.

1 stop5h 00m

C$ 624

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Fri 4/12

5:14 p.m.-9:34 a.m.

1 stop16h 20m

Portland

Mon 7/12

6:47 p.m.-11:47 p.m.

1 stop5h 00m

C$ 624

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Thu 29/10

10:57 a.m.-4:57 p.m.

1 stop6h 00m

Portland

Thu 5/11

6:47 p.m.-11:47 p.m.

1 stop5h 00m

C$ 626

Quickest round-trip

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Tue 13/10

5:29 p.m.-11:59 p.m.

1 stop6h 30m

Portland

Tue 20/10

7:26 p.m.-11:45 p.m.

1 stop4h 19m

C$ 662

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Fri 2/10

5:27 p.m.-11:45 p.m.

1 stop6h 18m

Portland

Sat 24/10

5:30 a.m.-10:28 a.m.

1 stop4h 58m

C$ 666

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Sat 9/1

9:00 a.m.-6:13 p.m.

2 stops9h 13m

Portland

Wed 13/1

8:55 a.m.-8:46 p.m.

1 stop11h 51m

C$ 679

TorontoPortland

YYZ Toronto Pearson Intl - PWM Portland

YYZPWM

Toronto Pearson Intl

Sat 9/1

10:19 a.m.-2:34 p.m.

1 stop4h 15m

Portland

Wed 13/1

8:55 a.m.-5:59 p.m.

1 stop9h 04m

C$ 680

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 49% 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	C$ 343
Fastest flight time	4h 15m
Direct flights	None

The best one-way flight to Portland, Maine from Region of Ontario in the past 72 hours is C$ 343. The best round-trip flight deal from Region of Ontario to Portland, Maine found on momondo in the last 72 hours is C$ 591.

The fastest flight from Region of Ontario to Portland, Maine takes 4h 15m

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 refresh daily.
How old do you have to be to fly from Ontario to Portland Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 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.

Best airlines flying from Region of Ontario to Portland, Maine

Compare and see reviews for airlines that fly from Region of Ontario to Portland, Maine with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 491	Free Cancellation	Rating 7.4 10,227 reviews		Search United Airlines flights

Freeport

North Conway

Jackson

Bartlett

Lewiston

Gorham

Brunswick

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Portland for you.

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

All flight searches from Ontario to Portland on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Portland from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Ontario and alert you when they change.

An easier way to manage your Portland, Maine trip

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Cheap flights from Ontario to Portland from C$ 343

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 10/10. 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

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Cheap last-minute flights

Big names, great deals

Big names, great deals

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Filter for what you want

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Delta flights from Region of Ontario to Portland, Maine

Our best Delta 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.

See travel insights to Portland from

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?

Which 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

Best airlines flying from Region of Ontario to Portland, Maine

Compare and see reviews for airlines that fly from Region of Ontario to Portland, Maine with momondo

Travelling 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

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Fly your favourite airline to Portland

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

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

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