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Cheap flights from Toronto to Portland, ME from C$ 331

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 25/5. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — PWM
27 Apr — 4 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Toronto to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Toronto to Portland
Explore the most affordable flight options available from Toronto to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2026.

Tue 21/46:00 a.m.
YYZ
-
PWM
1 stop8h 11m
Delta
Sat 25/42:51 p.m.
PWM
-
YYZ
1 stop8h 16m
Delta
Deal found 27/3C$ 460
Wed 22/412:09 p.m.
YYZ
-
PWM
1 stop12h 37m
Delta
Wed 29/42:51 p.m.
PWM
-
YYZ
1 stop20h 35m
Delta
Deal found 23/3C$ 549
Tue 21/46:29 p.m.
YYZ
-
PWM
1 stop6h 17m
Delta
Tue 28/46:30 a.m.
PWM
-
YYZ
1 stop11h 09m
Delta
Deal found 24/3C$ 564
Thu 25/67:43 p.m.
YYZ
-
PWM
1 stop4h 08m
United Airlines
Mon 29/66:00 a.m.
PWM
-
YYZ
1 stop5h 43m
United Airlines
Deal found 27/3C$ 573
Mon 20/412:09 p.m.
YYZ
-
PWM
1 stop12h 37m
Delta
Mon 27/411:42 a.m.
PWM
-
YYZ
1 stop6h 27m
Delta
Deal found 23/3C$ 574
Tue 26/52:45 p.m.
YYZ
-
PWM
1 stop7h 07m
United Airlines
Sun 14/65:15 a.m.
PWM
-
YYZ
1 stop4h 49m
United Airlines
Deal found 26/3C$ 598
Sat 23/52:30 p.m.
YYZ
-
PWM
1 stop9h 21m
United Airlines
Mon 25/55:15 a.m.
PWM
-
YYZ
1 stop4h 49m
United Airlines
Deal found 24/3C$ 600
Wed 24/66:15 a.m.
YYZ
-
PWM
1 stop8h 09m
American Airlines
Mon 29/67:58 a.m.
PWM
-
YYZ
1 stop9h 23m
American Airlines
Deal found 27/3C$ 607

Find flight deals from Toronto to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 March 2026.

Round-trip from

C$ 460

One-way from

C$ 331

Popular in

May

Cheapest in

June

Average price

C$ 599
Delta
  • Delta
  • 21/4-25/4
  • 2 total stops
  • 16h 27m total
  • Toronto to Portland
Search Deals
United Airlines
  • United Airlines
  • 25/5
  • 1 total stop
  • 4h 30m total
  • Toronto to Portland
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Toronto to Portland 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, Cheapflights users made 629,999 searches. Data last updated 28 March 2026.
Use the filters below to find and compare flights from Toronto to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Tue 21/4

6:00 a.m.-2:11 p.m.

1 stop8h 11m

Portland

Sat 25/4

2:51 p.m.-11:07 p.m.

1 stop8h 16m

C$ 460

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Tue 21/4

2:15 p.m.-12:46 a.m.

2 stops10h 31m

Portland

Tue 28/4

6:30 a.m.-5:21 p.m.

2 stops10h 51m

C$ 530

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Wed 22/4

12:09 p.m.-12:46 a.m.

1 stop12h 37m

Portland

Wed 29/4

2:51 p.m.-11:26 a.m.

1 stop20h 35m

C$ 549

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Thu 27/8

9:00 p.m.-10:12 a.m.

1 stop13h 12m

Portland

Wed 2/9

5:05 p.m.-11:59 p.m.

1 stop6h 54m

C$ 573

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Mon 20/4

12:16 p.m.-12:46 a.m.

2 stops12h 30m

Portland

Mon 27/4

5:26 p.m.-11:43 p.m.

1 stop6h 17m

C$ 574
Cheapest one-way

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Mon 25/5

7:00 p.m.-11:30 p.m.

1 stop4h 30m

C$ 331

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Mon 11/5

6:49 p.m.-11:18 p.m.

1 stop4h 29m

C$ 338

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Fri 8/5

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

1 stop4h 23m

C$ 341

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Mon 3/8

7:27 a.m.-12:35 p.m.

1 stop5h 08m

C$ 345
Quickest one-way

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Fri 24/7

7:43 p.m.-11:51 p.m.

1 stop4h 08m

C$ 345

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Best time to book a flight from Toronto to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Toronto 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 Toronto to Portland

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

Currently, March is the cheapest month in which you can book a flight from Toronto to Portland, Maine (average of C$ 245). Flying from Toronto to Portland, Maine in January is currently the most expensive (average of C$ 294). 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.

What’s the top layover airport for flights from Toronto to Portland, Maine?

Share of one-stop round-trip flights from Toronto to Portland, Maine chosen by Cheapflights users in the past 12 months, using the same layover each way.

Detroit (DTW) – chosen by Cheapflights users on 62% of one-stop itineraries from Toronto to Portland, Maine on Cheapflights.

What’s the cheapest layover airport for flights from Toronto to Portland, Maine?

Average round-trip fare for 1-stop flights from Toronto to Portland, Maine, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Washington, D.C. (DCA) is the most affordable 1-stop option, with an average round-trip price of C$ 581.

What’s the fastest layover option from Toronto to Portland, Maine?

Shortest average travel time for 1-stop one-way flights from Toronto to Portland, Maine, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Washington, D.C. (IAD) have the shortest average one-way travel time for 1-stop routes: 4h 12m.

Which airport typically offers the quickest layover for flights from Toronto to Portland, Maine?

Average layover duration for 1-stop one-way flights from Toronto to Portland, Maine, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average layover time of 0h 48m.

Related info for your journey

Find useful and relevant information for your journey from Toronto to Portland. 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 into for flights to Portland from Toronto?

    Portland (PWM) is the airport you will fly into if you book a flight from Toronto to Portland. You should not have trouble finding flights to Portland from Toronto; the airport handles an average of 0 inbound flights from Toronto per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Portland airport from Toronto. It is only a 4.7 km journey from Portland (PWM) to Portland’s city centre.

  • How long is the flight from Toronto to Portland, Maine?

    Departing from Toronto to Portland, Maine will take you 8h 11m. There are 748 km between Toronto and Portland, Maine.

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

    According to our current data, United Airlines (C$ 392), and WestJet (C$ 496) offers the cheapest pricing from Toronto to Portland, Maine. Users have found that United Airlines is 43% cheaper than the other options available to this destination.

  • Can I find deals for flights from Toronto to Portland that include hotel bookings?

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

  • How can I find direct flights from Toronto to Portland?

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

  • Can I find deals for business class flights from Toronto to Portland?

    Yes. Cheapflights offers flight deals from Toronto to Portland 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 Toronto to Portland, Maine?

    Currently, March is the cheapest month in which you can book a flight from Toronto to Portland, Maine (average of C$ 245). Flying from Toronto to Portland, Maine in January is currently the most expensive (average of C$ 294). 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

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Toronto to Portland

Discover the top 2 airlines that operate flights from Toronto to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 March 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 392AverageC$ 689FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 496AverageC$ 691FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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 Toronto to Portland?

When you search for this flight from Toronto to Portland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from Toronto to Portland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes, we can. To see specific flights from Toronto to Portland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Toronto to Portland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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