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Cheap flights from Portland, ME to Ontario from C$ 167

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 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YYZ
23 Dec — 30 Dec1
1 adult

Cheap flight deals from Portland to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Ontario (CAON). 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 18 December 2024.

Round-trip from

C$ 443

One-way from

C$ 167
Air Canada
  • Air Canada
  • 14/1-21/1
  • 2 total stops
  • 16h 26m total
  • Portland to Ontario
Search Deals
31/1
  • 31/1
  • 2 total stops
  • 17h 27m total
  • Portland to Ontario
Search Deals

Find flight deals from Portland to Ontario

Cheapest flights from Portland to Ontario
Explore the most affordable flight options available from Portland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2024.

Tue 31/126:00 a.m.PWM - YYZ
1 stop5h 46mAir Canada
Fri 10/19:10 p.m.YYZ - PWM
1 stop13h 22mAir Canada
Deal found 17/12C$ 444
Mon 30/125:20 a.m.PWM - YYZ
1 stop6h 46mUnited Airlines
Wed 8/16:52 a.m.YYZ - PWM
1 stop7h 50mUnited Airlines
Deal found 17/12C$ 567
Tue 24/125:48 p.m.PWM - YYZ
1 stop17h 37mMultiple Airlines
Thu 2/17:00 p.m.YYZ - PWM
1 stop16h 21mMultiple Airlines
Deal found 17/12C$ 577
Thu 19/126:00 a.m.PWM - YYZ
1 stop9h 30mAmerican Airlines
Sun 22/127:35 a.m.YYZ - PWM
1 stop15h 26mAmerican Airlines
Deal found 18/12C$ 1,084
Sun 29/125:15 p.m.PWM - YUL
2 stops24h 00mMultiple Airlines
Thu 2/14:30 p.m.YUL - PWM
2 stops18h 51mMultiple Airlines
Deal found 18/12C$ 1,097
Tue 24/125:05 a.m.PWM - YYZ
1 stop6h 47mWestJet
Thu 2/17:00 a.m.YYZ - PWM
1 stop7h 29mWestJet
Deal found 17/12C$ 1,493

Find flights from Portland to Ontario within your budget

Customize your flight search to find flights from Portland to Ontario 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 18 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 14/1

6:00 a.m.-12:41 p.m.

1 stop6h 41m

Toronto Pearson Intl

Tue 21/1

12:45 p.m.-10:30 p.m.

1 stop9h 45m

C$ 443

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 14/1

5:44 a.m.-5:24 p.m.

1 stop11h 40m

Toronto Pearson Intl

Tue 21/1

1:55 p.m.-11:57 p.m.

2 stops10h 02m

C$ 458

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 14/1

6:05 p.m.-10:49 p.m.

1 stop4h 44m

Toronto Pearson Intl

Tue 21/1

12:20 p.m.-10:30 p.m.

2 stops10h 10m

C$ 491

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 14/1

6:00 a.m.-4:11 p.m.

1 stop10h 11m

Toronto Pearson Intl

Mon 20/1

12:30 a.m.-10:30 p.m.

2 stops22h 00m

C$ 534

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Mon 20/1

6:18 p.m.-12:40 a.m.

3 stops30h 22m

Montreal Pierre Elliott Trudeau Intl

Mon 27/1

2:35 p.m.-12:38 p.m.

2 stops22h 03m

C$ 550

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Mon 6/1

4:46 p.m.-4:12 p.m.

1 stop23h 26m

Toronto Pearson Intl

Sun 12/1

7:55 a.m.-11:10 p.m.

1 stop15h 15m

C$ 553

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 16/1

5:24 a.m.-4:50 p.m.

2 stops11h 26m

Montreal Pierre Elliott Trudeau Intl

Thu 23/1

5:35 p.m.-12:06 p.m.

2 stops18h 31m

C$ 736

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 21/3

12:45 p.m.-12:39 a.m.

2 stops11h 54m

Montreal Pierre Elliott Trudeau Intl

Mon 24/3

6:45 a.m.-10:39 p.m.

2 stops15h 54m

C$ 947

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 24/4

6:00 a.m.-1:09 p.m.

1 stop7h 09m

Montreal Pierre Elliott Trudeau Intl

Sun 27/4

6:12 p.m.-11:18 p.m.

1 stop5h 06m

C$ 1,015

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 31/1

6:18 p.m.-11:45 a.m.

2 stops17h 27m

C$ 167

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/12

Showing 1-10 of 14 results
1
2

Best time to book a flight from Portland to Ontario

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

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

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

Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Region of Ontario (average of C$ 178). Flying from Portland, Maine to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 PWM to ON?

Find hourly flight availability from Portland to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2024.

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

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 18 December 2024.
See what other customers who have flown with United Airlines, WestJet and Air Canada from Portland to Ontario have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,055 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

WestJet
7.3
Good
2,818 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Canada
7.0
Good
8,382 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    If you book a flight to Ontario from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PWM) is located 4.7 km from the centre of Portland.

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

    One-way options have recently been found by users for as low as C$ 184 on Delta. Other airlines that offer cheap prices include WestJet from C$ 271 and American Airlines from C$ 487 one-way.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Region of Ontario (average of C$ 178). Flying from Portland, Maine to Region of Ontario in July is currently the most expensive (average of C$ 258). 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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Alternative routes for Portland to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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