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Cheap flights from Portland, Maine to Toronto from $193

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Toronto departing on 6/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Portland, Maine to Toronto

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:29 am - 11:05 pm
PWM
-
YYZ
13h 36m
1 stop
American Airlines Logo
7:25 pm - 9:53 am
YYZ
-
PWM
14h 28m
1 stop
$405American Airlines
Fri, May 22 - Fri, May 29
American Airlines Logo
10:24 am - 6:45 pm
PWM
-
YYZ
8h 21m
1 stop
American Airlines Logo
7:25 pm - 9:54 am
YYZ
-
PWM
14h 29m
1 stop
$426American Airlines
Tue, May 5 - Wed, May 13
Delta Logo
5:26 pm - 9:10 am
PWM
-
YYZ
15h 44m
1 stop
Delta Logo
2:30 pm - 11:18 pm
YYZ
-
PWM
8h 48m
1 stop
$430Delta
Mon, May 4 - Mon, May 11
Delta Logo
6:02 am - 1:40 pm
PWM
-
YYZ
7h 38m
1 stop
Delta Logo
2:30 pm - 11:18 pm
YYZ
-
PWM
8h 48m
1 stop
$435Delta
Fri, May 8 - Tue, May 12
American Airlines Logo
10:24 am - 11:11 pm
PWM
-
YYZ
12h 47m
1 stop
American Airlines Logo
7:15 am - 3:07 pm
YYZ
-
PWM
7h 52m
1 stop
$439American Airlines
Wed, May 6 - Sat, May 9
Delta Logo
6:30 am - 5:21 pm
PWM
-
YYZ
10h 51m
2 stops
Delta Logo
7:55 am - 4:35 pm
YYZ
-
PWM
8h 40m
1 stop
$445Delta
Tue, May 5 - Tue, May 12
Delta Logo
11:35 am - 11:43 pm
PWM
-
YYZ
12h 08m
1 stop
Delta Logo
6:00 am - 12:43 am
YYZ
-
PWM
18h 43m
1 stop
$449Delta
Tue, May 5 - Thu, May 7
Delta Logo
5:26 pm - 9:10 am
PWM
-
YYZ
15h 44m
1 stop
Delta Logo
12:09 pm - 12:46 am
YYZ
-
PWM
12h 37m
1 stop
$460Delta
Mon, May 4 - Wed, May 6
Delta Logo
6:00 am - 11:43 pm
PWM
-
YYZ
17h 43m
1 stop
Delta Logo
12:05 pm - 12:43 am
YYZ
-
PWM
12h 38m
1 stop
$461Delta
Sun, May 3 - Tue, May 12
Delta Logo
6:00 am - 11:43 pm
PWM
-
YYZ
17h 43m
1 stop
Delta Logo
9:49 am - 12:43 am
YYZ
-
PWM
14h 54m
2 stops
$465Delta
Tue, May 5 - Thu, May 7

United Airlines flights from Portland, Maine to Toronto

Our best United Airlines deals on Portland, Maine to Toronto flight tickets
United Airlines
May 15
PWM6:00 amPortland
5h 49m
1 stop
YYZ11:49 amToronto Pearson Intl
May 20
YYZ7:00 pmToronto Pearson Intl
4h 29m
1 stop
PWM11:29 pmPortland
$537
United Airlines
May 6
PWM5:30 amPortland
4h 34m
1 stop
YYZ10:04 amToronto Pearson Intl
May 6
YYZ12:45 pmToronto Pearson Intl
6h 19m
1 stop
PWM7:04 pmPortland
$554
United Airlines
Jun 2
PWM7:16 pmPortland
4h 38m
1 stop
YYZ11:54 pmToronto Pearson Intl
Jun 3
YYZ7:30 amToronto Pearson Intl
5h 55m
1 stop
PWM1:25 pmPortland
$559

Air Canada flights from Portland, Maine to Toronto

Our best Air Canada deals on Portland, Maine to Toronto flight tickets
Air Canada
Jun 2
PWM6:00 amPortland
9h 38m
2 stops
YYZ3:38 pmToronto Pearson Intl
Jun 3
YYZ2:05 pmToronto Pearson Intl
9h 25m
2 stops
PWM11:30 pmPortland
$626
Air Canada
May 9
PWM3:39 pmPortland
5h 55m
1 stop
YYZ9:34 pmToronto Pearson Intl
May 10
YYZ7:30 amToronto Pearson Intl
5h 57m
1 stop
PWM1:27 pmPortland
$637

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Toronto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 11, 2026.
Use the filters below to find and compare flights from Portland, Maine to Toronto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 5/22

9:29 am-11:05 pm

1 stop13h 36m

Toronto Pearson Intl

Fri 5/29

7:25 pm-9:53 am

1 stop14h 28m

$405

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 5/5

10:24 am-6:45 pm

1 stop8h 21m

Toronto Pearson Intl

Wed 5/13

7:25 pm-9:54 am

1 stop14h 29m

$426

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Mon 5/4

5:26 pm-9:10 am

1 stop15h 44m

Toronto Pearson Intl

Mon 5/11

2:30 pm-11:18 pm

1 stop8h 48m

$430
Quickest round-trip

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 5/8

6:02 am-1:40 pm

1 stop7h 38m

Toronto Pearson Intl

Tue 5/12

2:30 pm-11:18 pm

1 stop8h 48m

$435

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Wed 5/6

10:24 am-11:11 pm

1 stop12h 47m

Toronto Pearson Intl

Sat 5/9

7:15 am-3:07 pm

1 stop7h 52m

$439

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 5/5

6:30 am-5:21 pm

2 stops10h 51m

Toronto Pearson Intl

Tue 5/12

7:55 am-4:35 pm

1 stop8h 40m

$445

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 5/5

11:35 am-11:43 pm

1 stop12h 08m

Toronto Pearson Intl

Thu 5/7

6:00 am-12:43 am

1 stop18h 43m

$449

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Mon 5/4

5:26 pm-9:10 am

1 stop15h 44m

Toronto Pearson Intl

Wed 5/6

12:09 pm-12:46 am

1 stop12h 37m

$460

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sun 5/3

6:00 am-11:43 pm

1 stop17h 43m

Toronto Pearson Intl

Tue 5/12

12:05 pm-12:43 am

1 stop12h 38m

$461

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 5/5

6:00 am-11:43 pm

1 stop17h 43m

Toronto Pearson Intl

Thu 5/7

9:49 am-12:43 am

2 stops14h 54m

$465

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Toronto from

How to get the cheapest flight ticket from Portland, Maine to Toronto

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

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

American Airlines is the most popular carrier operating from Portland to Toronto

What airlines fly to Toronto?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Toronto from Portland, Maine according to our data. Air Canada is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Toronto. Keep in mind that there are 6 different airlines that fly to Toronto on a routine basis, so you have a few additional options to choose from.

When to book flights from Portland, Maine to Toronto

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Toronto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to Toronto (PWM to YTO) flight deals and tips

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

Fastest flight time

4h 38m

Direct flights

None
The fastest flight from Portland, Maine to Toronto takes 4h 38m
There are no direct flights from Portland, Maine to Toronto. There are no popular flight routes from Portland, Maine to Toronto.
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Frequently asked questions about flying from Portland, Maine to Toronto

  • How far is Portland to Toronto by plane?

    Portland and Toronto are 455.7 mi apart from one another. A reasonable flight in good conditions will take 4h 38m.

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

    Prices for flights from Portland Airport to Toronto were last updated today.

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

    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 Portland Airport to Toronto.

  • What documentation or ID do you need to fly to Toronto?

    The required travel and health documents for your Toronto 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 Toronto. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland, Maine to Toronto?

Why use momondo?

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

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 Portland to Toronto for you.

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

Yes. All flights to Toronto from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Portland to Toronto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Toronto from Portland. 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.

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Find better results for your trip to Canada

Fly into one of these airports located in Toronto

Airports listed have a maximum distance of 52.0 mi from Toronto
Toronto Region of Waterloo Intl Airport
Toronto Island Airport
Toronto Pearson Intl Airport