Portland

$153+ Cheap flights from Ontario to Portland, ME (PWM)

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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PWM
Jan 5 — Jan 121
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Cheap flight deals from Ontario to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) 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 December 31, 2024.

Round-trip from

$231
(Air Canada)

One-way from

$153
(American Airlines)
From Ontario to Portland
One-way flight from Ontario to Portland

Find flight deals from Ontario to Portland

Cheapest flights from Ontario to Portland
Explore the most affordable flight options available from Ontario to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2024.

This FlightHub deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/305:15 pmYYZ - PWM
1 stop6h 07mWestJet
Tue 12/315:05 amPWM - YYZ
1 stop17h 36mWestJet
Deal found 12/30$547
This United Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/3010:00 amYYZ - PWM
1 stop13h 59mUnited Airlines
Tue 12/311:55 pmPWM - YYZ
2 stops17h 35mUnited Airlines
Deal found 12/30$693
This United Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:15 amYUL - PWM
1 stop5h 23mUnited Airlines
Tue 1/77:30 amPWM - YUL
2 stops14h 34mUnited Airlines
Deal found 12/30$744
This American Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3110:59 amYUL - PWM
2 stops25h 26mAmerican Airlines
Tue 1/75:24 amPWM - YUL
2 stops11h 26mAmerican Airlines
Deal found 12/30$839
This Mytrip deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/316:45 amYUL - PWM
3 stops28h 44mMultiple Airlines
Tue 1/710:55 amPWM - YUL
3 stops30h 20mMultiple Airlines
Deal found 12/30$904

Find flights from Ontario to Portland within your budget

Customize your flight search to find flights from Ontario 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 2,558,603 searches. Data last updated December 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Tue 1/28

12:45 pm-10:30 pm

1 stop9h 45m

Portland

Tue 2/4

6:00 am-1:43 pm

1 stop7h 43m

$231

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Sun 2/2

10:59 am-11:57 pm

1 stop12h 58m

Portland

Sun 2/9

5:44 am-3:30 pm

1 stop9h 46m

$254

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Thu 1/23

5:05 pm-11:10 pm

1 stop6h 05m

Portland

Sat 1/25

6:00 am-1:29 pm

1 stop7h 29m

$259

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Thu 1/23

9:00 am-2:42 pm

1 stop5h 42m

Portland

Sat 1/25

1:38 pm-7:30 am

2 stops17h 52m

$298

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Sun 2/2

3:50 pm-5:10 pm

3 stops25h 20m

Portland

Sun 2/9

5:23 pm-11:25 am

1 stop18h 02m

$364

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Mon 1/13

2:35 pm-12:38 pm

2 stops22h 03m

Portland

Mon 1/20

5:50 pm-4:45 pm

3 stops22h 55m

$403

OttawaPortland

YOW - PWM

YOWPWM

Ottawa

Tue 1/28

4:00 pm-11:20 am

2 stops19h 20m

Portland

Wed 2/5

12:00 pm-11:55 pm

1 stop11h 55m

$442

TorontoPortland

YYZ - PWM

YYZPWM

Toronto Pearson Intl

Mon 4/14

6:45 am-11:04 am

1 stop4h 19m

Portland

Fri 4/18

5:00 am-5:12 pm

1 stop12h 12m

$467

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Thu 2/13

6:15 pm-11:15 pm

1 stop5h 00m

Portland

Thu 2/20

1:14 pm-7:48 pm

1 stop6h 34m

$531

OttawaPortland

YOW - PWM

YOWPWM

Ottawa

Tue 1/28

11:35 am-10:30 pm

2 stops10h 55m

Portland

Wed 2/5

6:00 am-5:22 pm

2 stops11h 22m

$558

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

Showing 1-10 of 23 results
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Best time to book a flight from Ontario to Portland

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

Travel insights for flights from Ontario to Portland

Get recent, data-driven insights about flights from Ontario to Portland including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Region of Ontario to Portland, Maine?

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Portland, Maine (average of $296). Flying from Region of Ontario to Portland, Maine in April is currently the most expensive (average of $498). 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 ON to PWM?

Find hourly flight availability from Ontario 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 December 31, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Portland, Maine as you normally would.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 December 31, 2024.
To help decide which airline to fly from Ontario to Portland, see what other customers have to say about United Airlines, Air Canada and WestJet. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,540 reviews

Crew

8.6

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0
Very good
8,540 reviews
8.0
Very good
8,540 reviews

Crew

8.6

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.4
Good
8,985 reviews
8.0
Very good
8,540 reviews

Crew

8.6

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.3
Good
2,813 reviews
8.0
Very good
8,540 reviews

Crew

8.6

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.2
Good
10,000 reviews
8.0
Very good
8,540 reviews

Crew

8.6

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.0
Good
8,469 reviews
8.0
Very good
8,540 reviews

Crew

8.6

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ontario 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 Ontario?

    Portland (PWM) is the airport you will fly into if you book a flight from Ontario to Portland. It is only a 2.9 mi journey from Portland (PWM) to Portland’s city center.

  • What are the cheapest airlines to fly from Region of Ontario to Portland, Maine one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $153. Users have also found prices from $169 and $215 on United Airlines and WestJet, respectively.

  • What are the most popular routes from Region of Ontario to Portland, Maine?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario 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 Region of Ontario to Portland, Maine?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Portland, Maine (average of $296). Flying from Region of Ontario to Portland, Maine in April is currently the most expensive (average of $498). 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

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Top airline flying from Ontario to Portland

Discover the top airline that operate flights from Ontario 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 2,558,603 searches. Data last updated December 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$243Average$482FlexibilityNo cancel feeOn-time71%
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