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Cheap flights from Portland, Maine to Toronto from $163

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 4/29. 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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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
10:24 am - 6:45 pm
PWM
-
YYZ
8h 21m
1 stop
American Airlines Logo
7:15 am - 3:09 pm
YYZ
-
PWM
7h 54m
1 stop
$365American Airlines
Tue, Apr 7 - Tue, Apr 14
Delta Logo
11:45 am - 8:30 pm
PWM
-
YYZ
8h 45m
1 stop
Delta Logo
6:00 am - 2:11 pm
YYZ
-
PWM
8h 11m
1 stop
$416Delta
Thu, Apr 9 - Wed, Apr 15
American Airlines Logo
6:17 am - 9:29 pm
PWM
-
YYZ
15h 12m
1 stop
American Airlines Logo
1:10 pm - 11:34 pm
YYZ
-
PWM
10h 24m
1 stop
$439American Airlines
Tue, Mar 24 - Mon, Mar 30
American Airlines Logo
6:17 am - 5:36 pm
PWM
-
YYZ
11h 19m
1 stop
American Airlines Logo
11:40 am - 11:37 pm
YYZ
-
PWM
11h 57m
1 stop
$450American Airlines
Tue, Mar 24 - Tue, Mar 31
Multiple Airlines Logo
6:14 pm - 6:57 pm
PWM
-
YYZ
24h 43m
2 stops
Multiple Airlines Logo
7:10 am - 10:17 am
YYZ
-
PWM
27h 07m
1 stop
$455Multiple Airlines
Tue, Mar 24 - Tue, Mar 31
American Airlines Logo
6:00 am - 4:41 pm
PWM
-
YYZ
10h 41m
1 stop
American Airlines Logo
5:22 pm - 10:28 am
YYZ
-
PWM
17h 06m
1 stop
$464American Airlines
Thu, Mar 19 - Mon, Mar 23
Multiple Airlines Logo
11:07 am - 8:05 pm
PWM
-
YYZ
8h 58m
1 stop
Multiple Airlines Logo
4:50 pm - 9:12 am
YYZ
-
PWM
16h 22m
1 stop
$510Multiple Airlines
Wed, Jul 15 - Sun, Jul 19
Multiple Airlines Logo
9:47 am - 12:29 am
PWM
-
YYZ
14h 42m
1 stop
Multiple Airlines Logo
10:05 am - 4:26 pm
YYZ
-
PWM
30h 21m
2 stops
$519Multiple Airlines
Mon, Mar 16 - Thu, Mar 19
American Airlines Logo
6:29 pm - 10:18 am
PWM
-
YYZ
15h 49m
1 stop
American Airlines Logo
10:58 am - 11:55 pm
YYZ
-
PWM
12h 57m
1 stop
$537American Airlines
Mon, Mar 16 - Thu, Mar 19
Delta Logo
11:45 am - 5:49 pm
PWM
-
YYZ
6h 04m
1 stop
Delta Logo
6:14 pm - 11:59 pm
YYZ
-
PWM
5h 45m
1 stop
$540Delta
Fri, Mar 13 - Sun, Mar 15

Delta flights from Portland, Maine to Toronto

Our best Delta deals on Portland, Maine to Toronto flight tickets
Delta
Apr 9
PWM11:45 amPortland
8h 45m
1 stop
YYZ8:30 pmToronto Pearson Intl
Apr 15
YYZ6:00 amToronto Pearson Intl
8h 11m
1 stop
PWM2:11 pmPortland
$416
Delta
Mar 13
PWM11:45 amPortland
6h 04m
1 stop
YYZ5:49 pmToronto Pearson Intl
Mar 15
YYZ6:14 pmToronto Pearson Intl
5h 45m
1 stop
PWM11:59 pmPortland
$540
Delta
Mar 13
PWM11:45 amPortland
6h 04m
1 stop
YYZ5:49 pmToronto Pearson Intl
Mar 15
YYZ6:14 pmToronto Pearson Intl
5h 45m
1 stop
PWM11:59 pmPortland
$587

WestJet flights from Portland, Maine to Toronto

Our best WestJet deals on Portland, Maine to Toronto flight tickets
WestJet
Jun 26
PWM4:50 pmPortland
6h 07m
1 stop
YYZ10:57 pmToronto Pearson Intl
Jul 1
YYZ12:15 pmToronto Pearson Intl
4h 00m
1 stop
PWM4:15 pmPortland
$621
WestJet
Jul 10
PWM11:38 amPortland
6h 47m
1 stop
YYZ6:25 pmToronto Pearson Intl
Jul 18
YYZ6:08 pmToronto Pearson Intl
22h 07m
1 stop
PWM4:15 pmPortland
$631
WestJet
Jul 13
PWM11:38 amPortland
12h 21m
2 stops
YYZ11:59 pmToronto Pearson Intl
Jul 17
YYZ12:15 pmToronto Pearson Intl
4h 00m
1 stop
PWM4:15 pmPortland
$651

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 February 25, 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

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 4/7

10:24 am-6:45 pm

1 stop8h 21m

Toronto Pearson Intl

Tue 4/14

7:15 am-3:09 pm

1 stop7h 54m

$365

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Thu 4/9

11:45 am-8:30 pm

1 stop8h 45m

Toronto Pearson Intl

Wed 4/15

6:00 am-2:11 pm

1 stop8h 11m

$416

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 3/24

6:17 am-9:29 pm

1 stop15h 12m

Toronto Pearson Intl

Mon 3/30

1:10 pm-11:34 pm

1 stop10h 24m

$439

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 3/24

6:17 am-5:36 pm

1 stop11h 19m

Toronto Pearson Intl

Tue 3/31

11:40 am-11:37 pm

1 stop11h 57m

$450

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 3/24

6:14 pm-6:57 pm

2 stops24h 43m

Toronto Pearson Intl

Tue 3/31

7:10 am-10:17 am

1 stop27h 07m

$455

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Thu 3/19

6:00 am-4:41 pm

1 stop10h 41m

Toronto Pearson Intl

Mon 3/23

5:22 pm-10:28 am

1 stop17h 06m

$464

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Wed 7/15

11:07 am-8:05 pm

1 stop8h 58m

Toronto Pearson Intl

Sun 7/19

4:50 pm-9:12 am

1 stop16h 22m

$510

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Mon 3/16

9:47 am-12:29 am

1 stop14h 42m

Toronto Pearson Intl

Thu 3/19

10:05 am-4:26 pm

2 stops30h 21m

$519

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Mon 3/16

6:29 pm-10:18 am

1 stop15h 49m

Toronto Pearson Intl

Thu 3/19

10:58 am-11:55 pm

1 stop12h 57m

$537

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 3/13

11:45 am-5:49 pm

1 stop6h 04m

Toronto Pearson Intl

Sun 3/15

6:14 pm-11:59 pm

1 stop5h 45m

$540

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 day to depart on your flight to Toronto?

On average, the least expensive day to fly to Toronto from Portland, Maine is on a Friday. momondo users have found tickets for Friday departures for as low as $370. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Monday, with ticket prices averaging around $522.

What is the cheapest time of day to depart on your flight to Toronto?

In the evening is the cheapest time of day to fly from Portland, Maine to Toronto when you can find flight prices for as low as $393. Flying to Toronto in the evening is an ideal time because this is during off-peak travel hours. Flights to Toronto are more costly in the afternoon, with an average ticket price of $484. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

5h 48m

Direct flights

None
The fastest flight from Portland, Maine to Toronto takes 5h 48m
There are no direct flights from Portland, Maine to Toronto. There are no popular flight routes from Portland, Maine to Toronto.
Search flight deals

  • 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 5h 48m.

  • 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