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Cheap flights from Toronto to Portland, ME from C$ 425

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 21/12. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — PWM
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap 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 6 November 2025.

Round-trip from

C$ 478

One-way from

C$ 425

Popular in

May

Cheapest in

November

Average price

C$ 430
4/12-10/12
  • 4/12-10/12
  • 3 total stops
  • 47h 20m total
  • Toronto to Portland
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United Airlines
  • United Airlines
  • 21/12
  • 1 total stop
  • 4h 06m total
  • Toronto to Portland
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 27 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 6 November 2025.

Thu 4/127:00 a.m.YYZ - PWM
2 stops34h 25mMultiple Airlines
Wed 10/1211:16 a.m.PWM - YYZ
1 stop12h 55mMultiple Airlines
Deal found 6/11C$ 478
Thu 4/125:15 p.m.YYZ - PWM
1 stop15h 51mMultiple Airlines
Thu 11/1211:58 a.m.PWM - YYZ
1 stop11h 51mMultiple Airlines
Deal found 4/11C$ 528
Wed 3/127:35 a.m.YYZ - PWM
1 stop27h 43mMultiple Airlines
Wed 10/1211:16 a.m.PWM - YYZ
1 stop12h 55mMultiple Airlines
Deal found 5/11C$ 552
Tue 2/1210:57 a.m.YYZ - PWM
1 stop12h 44mAmerican Airlines
Tue 9/125:34 a.m.PWM - YYZ
1 stop11h 01mAmerican Airlines
Deal found 3/11C$ 581
Tue 18/116:00 a.m.YYZ - PWM
1 stop17h 54mDelta
Thu 20/116:35 a.m.PWM - YYZ
1 stop10h 29mDelta
Deal found 4/11C$ 721
Wed 19/117:20 a.m.YYZ - PWM
2 stops10h 28mMultiple Airlines
Wed 26/1110:45 a.m.PWM - YYZ
1 stop9h 57mMultiple Airlines
Deal found 4/11C$ 738
Thu 20/119:30 a.m.YYZ - PWM
1 stop13h 47mMultiple Airlines
Thu 27/1110:45 a.m.PWM - YYZ
1 stop10h 39mMultiple Airlines
Deal found 4/11C$ 745
Fri 21/1112:50 p.m.YYZ - PWM
1 stop21h 46mMultiple Airlines
Fri 28/112:36 p.m.PWM - YYZ
2 stops28h 59mMultiple Airlines
Deal found 4/11C$ 752
Sat 6/1210:00 a.m.YYZ - PWM
1 stop4h 19mUnited Airlines
Sat 6/124:25 p.m.PWM - YYZ
1 stop7h 34mUnited Airlines
Deal found 5/11C$ 763

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 6 November 2025.
Use the filters below to find and compare flights from Toronto to Portland that are best for you.

Fly from

Toronto

Fly to

Portland

Route

Depart

Return

Price

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Thu 4/12

7:00 a.m.-5:25 p.m.

2 stops34h 25m

Portland

Wed 10/12

11:16 a.m.-12:11 a.m.

1 stop12h 55m

C$ 478

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Thu 4/12

5:15 p.m.-9:06 a.m.

1 stop15h 51m

Portland

Thu 11/12

11:58 a.m.-11:49 p.m.

1 stop11h 51m

C$ 528

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Sun 5/4

6:00 a.m.-11:49 p.m.

1 stop17h 49m

Portland

Wed 8/4

11:25 a.m.-5:54 p.m.

1 stop6h 29m

C$ 676

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Tue 18/11

6:00 a.m.-11:54 p.m.

1 stop17h 54m

Portland

Thu 20/11

6:35 a.m.-5:04 p.m.

1 stop10h 29m

C$ 721

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Thu 12/3

9:45 a.m.-11:49 p.m.

2 stops14h 04m

Portland

Sat 14/3

4:50 p.m.-11:02 p.m.

1 stop6h 12m

C$ 736

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Wed 19/11

7:20 a.m.-5:48 p.m.

2 stops10h 28m

Portland

Wed 26/11

10:45 a.m.-8:42 p.m.

1 stop9h 57m

C$ 738

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Fri 6/3

10:05 a.m.-12:20 a.m.

2 stops14h 15m

Portland

Sun 8/3

6:00 a.m.-1:43 p.m.

1 stop7h 43m

C$ 738

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Sun 21/12

2:45 p.m.-6:51 p.m.

1 stop4h 06m

C$ 425

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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, September is the cheapest month in which you can book a flight from Toronto to Portland, Maine (average of C$ 188). Flying from Toronto to Portland, Maine in December is currently the most expensive (average of C$ 336). 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 is the cheapest time of day to fly from YTO to PWM?

Find hourly flight availability from Toronto to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 November 2025.

A simple way to save on the total cost of your ticket is to fly from Toronto to Portland, Maine in the afternoon. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Toronto to Portland, Maine?

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 52% 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.

Newark (EWR) is the most affordable 1-stop option, with an average round-trip price of C$ 370.

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.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated 6 November 2025.
Read through reviews of airlines operating flights from Toronto to Portland, such as United Airlines and WestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,003 reviews
Check prices

Food

6.6

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,003 reviews
United Airlines
7.4
Good
9,003 reviews
Check prices

Food

6.6

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
WestJet
7.2
Good
3,154 reviews
United Airlines
7.4
Good
9,003 reviews
Check prices

Food

6.6

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 17h 49m. 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$ 356), and WestJet (C$ 552) offers the cheapest pricing from Toronto to Portland, Maine. Users have found that United Airlines is 46% 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, September is the cheapest month in which you can book a flight from Toronto to Portland, Maine (average of C$ 188). Flying from Toronto to Portland, Maine in December is currently the most expensive (average of C$ 336). 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 6 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 356AverageC$ 404FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 552AverageC$ 651FlexibilityNo 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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