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Cheap flights from Portland, Maine to Toronto from $260

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 6/17. 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.
Delta Logo
2:59 pm - 11:18 pm
PWM
-
YYZ
8h 19m
1 stop
Delta Logo
6:04 am - 2:19 pm
YYZ
-
PWM
8h 15m
1 stop
$481Delta
Wed, Jul 8 - Sat, Jul 25
Delta Logo
2:59 pm - 11:15 pm
PWM
-
YYZ
8h 16m
1 stop
Delta Logo
7:55 am - 4:17 pm
YYZ
-
PWM
8h 22m
1 stop
$496Delta
Sat, Jul 4 - Sat, Jul 11
Delta Logo
5:29 pm - 11:40 pm
PWM
-
YYZ
6h 11m
1 stop
Delta Logo
6:03 am - 2:19 pm
YYZ
-
PWM
8h 16m
1 stop
$498Delta
Wed, Jun 10 - Tue, Jun 23
American Airlines Logo
5:38 am - 4:48 pm
PWM
-
YYZ
11h 10m
1 stop
American Airlines Logo
7:25 pm - 9:22 am
YYZ
-
PWM
13h 57m
1 stop
$500American Airlines
Tue, Jun 16 - Mon, Jun 22
Delta Logo
6:00 am - 1:42 pm
PWM
-
YYZ
7h 42m
1 stop
Delta Logo
7:55 am - 4:17 pm
YYZ
-
PWM
8h 22m
1 stop
$506Delta
Sat, Jul 4 - Sat, Jul 11
American Airlines Logo
1:36 pm - 11:05 pm
PWM
-
YYZ
9h 29m
1 stop
American Airlines Logo
7:25 pm - 9:22 am
YYZ
-
PWM
13h 57m
1 stop
$512American Airlines
Thu, Jun 18 - Mon, Jun 22
American Airlines Logo
10:31 am - 6:45 pm
PWM
-
YYZ
8h 14m
1 stop
American Airlines Logo
2:15 pm - 10:45 pm
YYZ
-
PWM
8h 30m
1 stop
$530American Airlines
Sat, Sep 5 - Sat, Sep 12
American Airlines Logo
7:58 am - 11:58 pm
PWM
-
YYZ
16h 00m
1 stop
American Airlines Logo
11:01 am - 11:59 pm
YYZ
-
PWM
12h 58m
1 stop
$533American Airlines
Mon, Jun 8 - Mon, Jun 15
American Airlines Logo
9:59 am - 2:35 pm
PWM
-
YYZ
4h 36m
1 stop
American Airlines Logo
7:26 am - 12:39 pm
YYZ
-
PWM
5h 13m
1 stop
$540American Airlines
Fri, Jun 26 - Mon, Jun 29
American Airlines Logo
1:36 pm - 11:05 pm
PWM
-
YYZ
9h 29m
1 stop
American Airlines Logo
7:25 pm - 9:22 am
YYZ
-
PWM
13h 57m
1 stop
$552American Airlines
Fri, Jun 26 - Sun, Jun 28

United Airlines flights from Portland, Maine to Toronto

Our best United Airlines deals on Portland, Maine to Toronto flight tickets
United Airlines
Jun 12
PWM7:16 pmPortland
4h 38m
1 stop
YYZ11:54 pmToronto Pearson Intl
Jun 16
YYZ9:35 amToronto Pearson Intl
4h 59m
1 stop
PWM2:34 pmPortland
$578
United Airlines
Jun 25
PWM5:15 amPortland
4h 49m
1 stop
YYZ10:04 amToronto Pearson Intl
Jun 30
YYZ8:45 amToronto Pearson Intl
5h 46m
1 stop
PWM2:31 pmPortland
$613
United Airlines
Aug 21
PWM6:00 amPortland
5h 49m
1 stop
YYZ11:49 amToronto Pearson Intl
Aug 24
YYZ2:30 pmToronto Pearson Intl
4h 54m
1 stop
PWM7:24 pmPortland
$647

American Airlines flights from Portland, Maine to Toronto

Our best American Airlines deals on Portland, Maine to Toronto flight tickets
American Airlines
Jun 16
PWM5:38 amPortland
11h 10m
1 stop
YYZ4:48 pmToronto Pearson Intl
Jun 22
YYZ7:25 pmToronto Pearson Intl
13h 57m
1 stop
PWM9:22 amPortland
$500
American Airlines
Jun 18
PWM1:36 pmPortland
9h 29m
1 stop
YYZ11:05 pmToronto Pearson Intl
Jun 22
YYZ7:25 pmToronto Pearson Intl
13h 57m
1 stop
PWM9:22 amPortland
$512
American Airlines
Sep 5
PWM10:31 amPortland
8h 14m
1 stop
YYZ6:45 pmToronto Pearson Intl
Sep 12
YYZ2:15 pmToronto Pearson Intl
8h 30m
1 stop
PWM10:45 pmPortland
$530

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 May 27, 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

Wed 7/8

2:59 pm-11:18 pm

1 stop8h 19m

Toronto Pearson Intl

Sat 7/25

6:04 am-2:19 pm

1 stop8h 15m

$481

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 7/4

2:59 pm-11:15 pm

1 stop8h 16m

Toronto Pearson Intl

Sat 7/11

7:55 am-4:17 pm

1 stop8h 22m

$496

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Wed 6/10

5:29 pm-11:40 pm

1 stop6h 11m

Toronto Pearson Intl

Tue 6/23

6:03 am-2:19 pm

1 stop8h 16m

$498

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 6/16

5:38 am-4:48 pm

1 stop11h 10m

Toronto Pearson Intl

Mon 6/22

7:25 pm-9:22 am

1 stop13h 57m

$500

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 7/4

6:00 am-1:42 pm

1 stop7h 42m

Toronto Pearson Intl

Sat 7/11

7:55 am-4:17 pm

1 stop8h 22m

$506

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Thu 6/18

1:36 pm-11:05 pm

1 stop9h 29m

Toronto Pearson Intl

Mon 6/22

7:25 pm-9:22 am

1 stop13h 57m

$512

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 9/5

10:31 am-6:45 pm

1 stop8h 14m

Toronto Pearson Intl

Sat 9/12

2:15 pm-10:45 pm

1 stop8h 30m

$530

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Mon 6/8

7:58 am-11:58 pm

1 stop16h 00m

Toronto Pearson Intl

Mon 6/15

11:01 am-11:59 pm

1 stop12h 58m

$533
Quickest round-trip

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 6/26

9:59 am-2:35 pm

1 stop4h 36m

Toronto Pearson Intl

Mon 6/29

7:26 am-12:39 pm

1 stop5h 13m

$540

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 6/26

1:36 pm-11:05 pm

1 stop9h 29m

Toronto Pearson Intl

Sun 6/28

7:25 pm-9:22 am

1 stop13h 57m

$552

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?

United Airlines, American Airlines, and Sun Country Air are the most popular carriers 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 19m

Direct flights

None
The fastest flight from Portland, Maine to Toronto takes 4h 19m
There are no direct flights from Portland, Maine to Toronto. There are no popular flight routes from Portland, Maine to Toronto.
Search flight deals

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 19m.

  • 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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Fri 6/26
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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