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Cheap flights from Portland to Ontario from C$ 294

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 17/12. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YYZ
9 Nov — 16 Nov1
1 adult

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 503,521 searches. Data last updated 4 November 2024.

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Route

Depart

Return

Price

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 17/12

6:10 a.m.-9:23 p.m.

1 stop15h 13m

C$ 294

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 18/12

5:05 a.m.-12:40 a.m.

2 stops19h 35m

C$ 321

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 18/12

12:09 p.m.-7:03 p.m.

3 stops30h 54m

C$ 339

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 19/12

5:32 a.m.-4:50 p.m.

2 stops11h 18m

C$ 381

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sun 15/12

7:27 p.m.-8:00 a.m.

2 stops12h 33m

C$ 464

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 22/11

6:00 a.m.-11:46 a.m.

1 stop5h 46m

C$ 676

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 13/12

7:27 p.m.-9:58 a.m.

1 stop14h 31m

Toronto Pearson Intl

Sun 15/12

6:15 a.m.-10:28 a.m.

1 stop4h 13m

C$ 406

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 11/1

6:05 p.m.-8:50 a.m.

1 stop14h 45m

Toronto Pearson Intl

Sun 19/1

9:10 p.m.-10:31 a.m.

1 stop13h 21m

C$ 430

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 11/1

5:44 a.m.-3:00 p.m.

2 stops9h 16m

Toronto Pearson Intl

Sun 19/1

5:20 p.m.-11:57 p.m.

1 stop6h 37m

C$ 442

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 13/12

5:56 p.m.-11:25 a.m.

2 stops17h 29m

Toronto Pearson Intl

Sun 15/12

7:15 a.m.-4:35 p.m.

1 stop9h 20m

C$ 491

Flights are sorted by cheapest first

Deals found on 4/11

Showing 1-10 of 17 results
1
2

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 4 November 2024.

Fri 13/127:27 p.m.PWM - YYZ
1 stop14h 31mUnited Airlines
Sun 15/126:15 a.m.YYZ - PWM
1 stop4h 13mUnited Airlines
Deal found 3/11C$ 406
Fri 13/125:56 p.m.PWM - YYZ
2 stops17h 29mMultiple Airlines
Sun 15/127:15 a.m.YYZ - PWM
1 stop9h 20mMultiple Airlines
Deal found 3/11C$ 491
Thu 19/124:30 p.m.PWM - YYZ
1 stop17h 01mWestJet
Sun 22/126:00 a.m.YYZ - PWM
1 stop6h 17mWestJet
Deal found 4/11C$ 510
Fri 27/125:25 a.m.PWM - YYZ
1 stop11h 13mAmerican Airlines
Sun 12/16:15 p.m.YYZ - PWM
1 stop4h 19mAmerican Airlines
Deal found 3/11C$ 637
Wed 4/125:22 a.m.PWM - YUL
2 stops11h 23mAmerican Airlines
Wed 11/125:30 p.m.YUL - PWM
2 stops18h 35mAmerican Airlines
Deal found 4/11C$ 795
Wed 4/126:00 a.m.PWM - YUL
1 stop26h 40mMultiple Airlines
Wed 11/124:10 p.m.YUL - PWM
2 stops22h 25mMultiple Airlines
Deal found 4/11C$ 803
Wed 18/127:27 p.m.PWM - YUL
1 stop14h 53mUnited Airlines
Wed 25/129:15 a.m.YUL - PWM
1 stop14h 44mUnited Airlines
Deal found 4/11C$ 888
Wed 18/1211:24 a.m.PWM - YUL
2 stops10h 24mAir Canada
Wed 25/1211:08 a.m.YUL - PWM
1 stop7h 16mAir Canada
Deal found 3/11C$ 895
Fri 8/115:01 p.m.PWM - YUL
1 stop23h 06mWestJet
Mon 11/116:05 a.m.YUL - PWM
1 stop5h 30mWestJet
Deal found 3/11C$ 1,446

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 4 November 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 4 November 2024.
See what other customers who have flown with WestJet, American Airlines and United Airlines 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
8,829 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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
8,829 reviews
Delta
8.0
Very good
8,829 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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
9,226 reviews
Delta
8.0
Very good
8,829 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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
2,803 reviews
Delta
8.0
Very good
8,829 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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
8,829 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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
8,123 reviews
Delta
8.0
Very good
8,829 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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$ 294 on Delta. Other airlines that offer cheap prices include WestJet from C$ 321 and American Airlines from C$ 381 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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