What are the cheapest airlines flying from Portland, Maine to Toronto Pearson Intl Airport round-trip?

Flying on Delta is currently your cheapest option to Toronto Pearson Intl Airport, with prices starting at C$ 509. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at C$ 550 and C$ 818, respectively. You may be able to fly from Portland, Maine to Toronto Pearson Intl Airport for 24% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Portland, Maine to Toronto Pearson Intl Airport one-way?

C$ 241 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from C$ 378 and C$ 379, respectively.

In terms of precipitation, rainfall in Toronto Pearson Intl Airport ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Toronto Pearson Intl Airport when rainfall is around 51.0 mm.

If weather is an important factor for your trip to Toronto Pearson Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

What is the cheapest month to fly from Portland, Maine to Toronto Pearson Intl Airport?

Flights from Portland, Maine to Toronto Pearson Intl Airport lean towards being more expensive in June. Prices are generally better when you fly from Portland, Maine to Toronto Pearson Intl Airport in March, with the cheapest ticket starting at C$ 495.

What is the cheapest time of day to fly from PWM to YYZ?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to Toronto Pearson Intl Airport as you normally would.

What airport do you fly from for flights from Portland to Toronto Pearson Intl?

Most people fly from Portland (PWM) if they book a flight from Portland to Toronto Pearson Intl. On average, Portland has 0 outbound flights to Toronto Pearson Intl per day from 0 airlines. Portland is conveniently located just 4.7 km from Portland’s city centre.

Can I find deals for flights from Portland to Pearson Intl that include hotel bookings?

Yes. In addition to deals on Portland to Pearson Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Portland to Pearson Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Pearson Intl.

Can I find deals for business class flights from Portland to Pearson Intl?

Yes. Cheapflights offers flight deals from Portland to Pearson Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 228+ Flights from Portland, ME to Toronto Pearson Intl Airport

Cheap flight deals from Portland to Pearson Intl

Round-trip from	C$ 509
One-way from	C$ 241
Popular in	November
Cheapest in	September
Average price	C$ 778

Delta
21/10-28/10
2 total stops
16h 33m total
Portland to Toronto

Search Deals

Delta
12/9
1 total stop
8h 18m total
Portland to Toronto

Search Deals

Highest demand for flights based on searches. 21% potential increase in price (C$ 252 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 12% potential price decrease (C$ 102 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Portland to Pearson Intl

Cheapest flights from Portland to Pearson Intl
Explore the most affordable flight options available from Portland to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.

Tue 21/102:38 p.m.PWM - YYZ

1 stop8h 27mDelta

Tue 28/106:15 a.m.YYZ - PWM

1 stop8h 06mDelta

Deal found 29/7C$ 509

Tue 21/107:00 a.m.PWM - YYZ

1 stop16h 02mAmerican Airlines

Tue 28/107:14 a.m.YYZ - PWM

1 stop13h 00mAmerican Airlines

Deal found 29/7C$ 550

Sat 23/86:00 a.m.PWM - YYZ

1 stop16h 23mMultiple Airlines

Tue 26/88:35 a.m.YYZ - PWM

1 stop9h 51mMultiple Airlines

Deal found 29/7C$ 766

Fri 3/105:45 a.m.PWM - YYZ

1 stop10h 12mUnited Airlines

Mon 6/107:25 a.m.YYZ - PWM

2 stops10h 58mUnited Airlines

Deal found 30/7C$ 792

Best flights from Portland to Pearson Intl
Discover carefully curated flight deals from Portland to Pearson Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 July 2025.

Tue 21/102:38 p.m.PWM - YYZ

1 stop8h 27mDelta

Tue 28/106:15 a.m.YYZ - PWM

1 stop8h 06mDelta

Deal found 29/7C$ 509

Tue 21/107:00 a.m.PWM - YYZ

1 stop16h 02mAmerican Airlines

Tue 28/107:14 a.m.YYZ - PWM

1 stop13h 00mAmerican Airlines

Deal found 29/7C$ 550

Sat 23/86:00 a.m.PWM - YYZ

1 stop16h 23mMultiple Airlines

Tue 26/88:35 a.m.YYZ - PWM

1 stop9h 51mMultiple Airlines

Deal found 29/7C$ 766

Fri 3/105:45 a.m.PWM - YYZ

1 stop10h 12mUnited Airlines

Mon 6/107:25 a.m.YYZ - PWM

2 stops10h 58mUnited Airlines

Deal found 30/7C$ 792

Last-minute flights from Portland to Pearson Intl
Discover last-minute flight deals from Portland to Pearson Intl. Data last updated 30 July 2025 and is based on user searches.

Mon 4/87:28 a.m.PWM - YYZ

2 stops10h 31mAir Canada

Thu 7/82:00 p.m.YYZ - PWM

2 stops9h 14mAir Canada

Deal found 29/7C$ 1,625

Tue 5/85:35 a.m.PWM - YYZ

1 stop4h 29mUnited Airlines

Fri 8/87:47 p.m.YYZ - PWM

1 stop4h 12mUnited Airlines

Deal found 30/7C$ 1,492

Thu 7/87:09 a.m.PWM - YYZ

1 stop4h 42mAmerican Airlines

Tue 12/810:38 a.m.YYZ - PWM

1 stop11h 05mAmerican Airlines

Deal found 29/7C$ 1,004

Thu 7/86:30 a.m.PWM - YYZ

1 stop4h 56mDelta

Tue 12/86:04 a.m.YYZ - PWM

1 stop7h 52mDelta

Deal found 30/7C$ 1,022

Sat 9/812:38 p.m.PWM - YYZ

1 stop11h 09mMultiple Airlines

Mon 11/87:45 a.m.YYZ - PWM

2 stops9h 51mMultiple Airlines

Deal found 30/7C$ 942

Thu 14/85:35 a.m.PWM - YYZ

1 stop10h 26mUnited Airlines

Sun 17/88:10 a.m.YYZ - PWM

1 stop15h 49mUnited Airlines

Deal found 28/7C$ 818

Fri 22/87:09 a.m.PWM - YYZ

1 stop16h 01mAmerican Airlines

Mon 25/87:19 a.m.YYZ - PWM

1 stop14h 24mAmerican Airlines

Deal found 30/7C$ 731

Sat 23/86:00 a.m.PWM - YYZ

1 stop16h 23mMultiple Airlines

Tue 26/88:35 a.m.YYZ - PWM

1 stop9h 51mMultiple Airlines

Deal found 29/7C$ 766

One-way flights from Portland to Pearson Intl
Search for one-way flight options from Portland to Pearson Intl. Find affordable one-way fares based on user searches. Data last updated 30 July 2025.

Sat 13/92:41 p.m.PWM - YYZ

1 stop8h 18mDelta

Deal found 30/7C$ 228

Sat 23/86:00 a.m.PWM - YYZ

1 stop9h 24mMultiple Airlines

Deal found 30/7C$ 337

Sat 23/86:00 a.m.PWM - YYZ

2 stops16h 14mUnited Airlines

Deal found 30/7C$ 359

Sun 7/91:02 p.m.PWM - YYZ

1 stop10h 01mAmerican Airlines

Deal found 30/7C$ 374

Mon 11/811:45 a.m.PWM - YYZ

2 stops12h 39mWestJet

Deal found 30/7C$ 755

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Toronto Pearson Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 21/10

2:38 p.m.-11:05 p.m.

1 stop8h 27m

Toronto Pearson Intl

Tue 28/10

6:15 a.m.-2:21 p.m.

1 stop8h 06m

C$ 509

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 21/10

7:00 a.m.-11:02 p.m.

1 stop16h 02m

Toronto Pearson Intl

Tue 28/10

7:14 a.m.-8:14 p.m.

1 stop13h 00m

C$ 550

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 23/8

6:00 a.m.-10:23 p.m.

1 stop16h 23m

Toronto Pearson Intl

Tue 26/8

8:35 a.m.-6:26 p.m.

1 stop9h 51m

C$ 766

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 3/10

5:45 a.m.-3:57 p.m.

1 stop10h 12m

Toronto Pearson Intl

Mon 6/10

7:25 a.m.-6:23 p.m.

2 stops10h 58m

C$ 792

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 13/9

2:41 p.m.-10:59 p.m.

1 stop8h 18m

C$ 228

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 23/8

6:00 a.m.-3:24 p.m.

1 stop9h 24m

C$ 337

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 23/8

6:00 a.m.-10:14 p.m.

2 stops16h 14m

C$ 359

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sun 7/9

1:02 p.m.-11:03 p.m.

1 stop10h 01m

C$ 374

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Mon 11/8

11:45 a.m.-12:24 a.m.

2 stops12h 39m

C$ 755

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

Best time to book a flight from Portland to Pearson Intl

Have a flexible travel schedule? Discover the best time to fly to Pearson Intl from Portland with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Toronto Pearson Intl Airport

What is the cheapest month to book a flight from Portland, Maine to Toronto Pearson Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Toronto Pearson Intl Airport (average of C$ 167). Flying from Portland, Maine to Toronto Pearson Intl Airport in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Pearson Intl

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Portland to Toronto Pearson Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,980 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,980 reviews

Delta

8.0

Very good

7,980 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,896 reviews

Delta

8.0

Very good

7,980 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,980 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from Portland to Toronto Pearson Intl?
Most people fly from Portland (PWM) if they book a flight from Portland to Toronto Pearson Intl. On average, Portland has 0 outbound flights to Toronto Pearson Intl per day from 0 airlines. Portland is conveniently located just 4.7 km from Portland’s city centre.
What are the cheapest airlines flying from Portland, Maine to Toronto Pearson Intl Airport round-trip?
Flying on Delta is currently your cheapest option to Toronto Pearson Intl Airport, with prices starting at C$ 509. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at C$ 550 and C$ 818, respectively. You may be able to fly from Portland, Maine to Toronto Pearson Intl Airport for 24% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Portland, Maine to Toronto Pearson Intl Airport one-way?
C$ 241 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from C$ 378 and C$ 379, respectively.
Can I find deals for flights from Portland to Pearson Intl that include hotel bookings?
Yes. In addition to deals on Portland to Pearson Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Pearson Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Pearson Intl.
Can I find deals for business class flights from Portland to Pearson Intl?
Yes. Cheapflights offers flight deals from Portland to Pearson Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Portland, Maine to Toronto Pearson Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Toronto Pearson Intl Airport (average of C$ 167). Flying from Portland, Maine to Toronto Pearson Intl Airport in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Oakville

Vaughan

Collingwood

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Barrie

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Milton

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St. Catharines

Cobourg

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How does Cheapflights help users find flights from Portland to Pearson Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Pearson Intl from Portland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Portland to Pearson Intl?

Cheapflights helps you find that perfect flight to Pearson Intl from Portland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Portland to Pearson Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portland to Pearson Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Portland to Pearson Intl become cheaper?

Not ready to book yet? You can track prices for flights from Portland to Pearson Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Portland, ME to Toronto Pearson Intl Airport from C$ 228

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portland to Pearson Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Portland to Pearson Intl

Cheapest flights from Portland to Pearson IntlExplore the most affordable flight options available from Portland to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.

Explore the most affordable flight options available from Portland to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Toronto Pearson Intl Airport that are best for you.

Best time to book a flight from Portland to Pearson Intl

Have a flexible travel schedule? Discover the best time to fly to Pearson Intl from Portland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portland to Toronto Pearson Intl Airport

What is the cheapest month to book a flight from Portland, Maine to Toronto Pearson Intl Airport?

Reviews of airlines servicing Pearson Intl

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Portland to Toronto Pearson Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portland to Pearson Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Portland to Toronto Pearson Intl?

What are the cheapest airlines flying from Portland, Maine to Toronto Pearson Intl Airport round-trip?

What are the cheapest airlines to fly from Portland, Maine to Toronto Pearson Intl Airport one-way?

Can I find deals for flights from Portland to Pearson Intl that include hotel bookings?

How can I find direct flights from Portland to Pearson Intl?

Can I find deals for business class flights from Portland to Pearson Intl?

What is the cheapest month to book a flight from Portland, Maine to Toronto Pearson Intl Airport?

Travelling to a place near Toronto Pearson Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Pearson Intl

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Pearson Intl?

Why should you use Cheapflights to find cheap flight tickets from Portland to Pearson Intl?

Can Cheapflights find flights from Portland to Pearson Intl with no change fees?

Can Cheapflights notify me if prices for flights from Portland to Pearson Intl become cheaper?

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Cheapest flights from Portland to Pearson Intl
Explore the most affordable flight options available from Portland to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.