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Cheap flights from Portland to Ontario from C$ 219

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PWM — YYZ
21 May — 28 May1
1 adult
Tue 21/5
Tue 28/5

How far in advance should I book a flight from Portland, Maine to Region of Ontario?

Travellers have found it’s best to book a flight 28 days in advance to save up to 117% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 28 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portland, Maine to Region of Ontario 1-2 weeks in advance for as low as C$ 447, or C$ 1,054 for flights within the next 24 hours.

What is the cheapest month to fly from Portland, Maine to Region of Ontario?

The best pricing can be found in the month of December. Prices to Region of Ontario from Portland, Maine average C$ 646. You can even find prices in December for less than C$ 646, as users have found deals to Region of Ontario from as low as C$ 459. The month of February appears to be one of the more expensive times to travel to Region of Ontario from Portland, Maine. Flying in the targeted month can save you up to 31%.

When is the cheapest time to fly from Portland, Maine to Region of Ontario (PWM - ON)?

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.

Cheap United Airlines flights from Portland to Ontario

Explore cheap flight options specifically provided by United Airlines for the route between Portland and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Check out some of the cheapest United Airlines flights we've come across from Portland to Ontario. Make sure to double check the flight details before booking.
Fri 14/65:30 a.m.PWM - YYZ
1 stop13h 31mUnited Airlines
Sat 15/63:00 p.m.YYZ - PWM
1 stop6h 06mUnited Airlines
Deal found 14/5C$ 417
Wed 29/55:30 a.m.PWM - YUL
1 stop4h 41mUnited Airlines
Fri 31/53:30 p.m.YUL - PWM
2 stops8h 28mUnited Airlines
Deal found 15/5C$ 975

Cheap American Airlines flights from Portland to Ontario

Explore cheap flight options specifically provided by American Airlines for the route between Portland and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Some of the best deals we've found on American Airlines flights travelling from Portland to Ontario. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Wed 5/64:49 p.m.PWM - YYZ
1 stop17h 10mAmerican Airlines
Sun 9/612:39 p.m.YYZ - PWM
1 stop11h 14mAmerican Airlines
Deal found 15/5C$ 454
Wed 5/64:49 p.m.PWM - YYZ
1 stop17h 10mAmerican Airlines
Fri 7/63:15 p.m.YYZ - PWM
2 stops8h 38mAmerican Airlines
Deal found 15/5C$ 467
Wed 5/64:13 p.m.PWM - YYZ
2 stops6h 56mAmerican Airlines
Sun 9/67:24 p.m.YYZ - PWM
1 stop15h 41mAmerican Airlines
Deal found 15/5C$ 584
Sat 24/86:00 a.m.PWM - YYZ
2 stops8h 30mAmerican Airlines
Mon 26/811:09 a.m.YYZ - PWM
1 stop4h 27mAmerican Airlines
Deal found 15/5C$ 666
Wed 5/65:50 a.m.PWM - YYZ
2 stops8h 40mAmerican Airlines
Fri 7/63:15 p.m.YYZ - PWM
2 stops8h 38mAmerican Airlines
Deal found 15/5C$ 710
Sat 1/63:47 p.m.PWM - YUL
2 stops18h 05mAmerican Airlines
Tue 4/65:29 p.m.YUL - PWM
1 stop22h 32mAmerican Airlines
Deal found 15/5C$ 770
Mon 27/56:00 a.m.PWM - YYZ
1 stop10h 30mAmerican Airlines
Thu 30/57:00 a.m.YYZ - PWM
2 stops6h 59mAmerican Airlines
Deal found 15/5C$ 782
Mon 3/65:30 p.m.PWM - YUL
2 stops16h 22mAmerican Airlines
Sat 8/610:43 a.m.YUL - PWM
1 stop5h 54mAmerican Airlines
Deal found 14/5C$ 783
Wed 29/55:30 p.m.PWM - YUL
2 stops16h 22mAmerican Airlines
Thu 30/55:29 p.m.YUL - PWM
2 stops23h 18mAmerican Airlines
Deal found 15/5C$ 789

Cheap Portland to Ontario flights in May & June 2024

Find cheap flight options from Portland to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 409,532 searches. Prices were last updated on 16 May 2024.
Scroll through some of the best deals on flights from Portland to Ontario in 2024. For more flight deals, be sure to check back very soon.
Fri 14/65:30 a.m.PWM - YYZ
1 stop13h 31mUnited Airlines
Sat 15/63:00 p.m.YYZ - PWM
1 stop6h 06mUnited Airlines
Deal found 14/5C$ 417
Wed 5/64:49 p.m.PWM - YYZ
1 stop17h 10mAmerican Airlines
Sun 9/612:39 p.m.YYZ - PWM
1 stop11h 14mAmerican Airlines
Deal found 15/5C$ 454
Wed 5/64:49 p.m.PWM - YYZ
1 stop17h 10mAmerican Airlines
Fri 7/63:15 p.m.YYZ - PWM
2 stops8h 38mAmerican Airlines
Deal found 15/5C$ 467
Wed 29/52:51 p.m.PWM - YUL
1 stop8h 00mDelta
Fri 31/56:35 p.m.YUL - PWM
1 stop5h 22mDelta
Deal found 15/5C$ 484
Sat 1/62:51 p.m.PWM - YUL
1 stop8h 00mDelta
Sat 8/67:00 a.m.YUL - PWM
1 stop12h 20mDelta
Deal found 14/5C$ 525
Mon 27/55:31 a.m.PWM - YYZ
1 stop4h 43mDelta
Thu 30/54:40 p.m.YYZ - PWM
1 stop7h 17mDelta
Deal found 15/5C$ 534
Sat 1/65:31 a.m.PWM - YUL
1 stop17h 20mDelta
Wed 12/66:00 a.m.YUL - PWM
2 stops17h 00mDelta
Deal found 14/5C$ 537
Sun 2/66:27 a.m.PWM - YUL
1 stop8h 47mDelta
Sat 8/63:20 p.m.YUL - PWM
1 stop9h 04mDelta
Deal found 14/5C$ 561
Sat 1/62:51 p.m.PWM - YUL
1 stop20h 14mDelta
Thu 6/612:00 p.m.YUL - PWM
1 stop11h 57mDelta
Deal found 14/5C$ 568

Portland to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Portland and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Scroll through some of the best deals on flights from Portland to Ontario in 2024. For more flight deals, be sure to check back very soon.
Fri 14/65:30 a.m.PWM - YYZ
1 stop13h 31mUnited Airlines
Sat 15/63:00 p.m.YYZ - PWM
1 stop6h 06mUnited Airlines
Deal found 14/5C$ 417
Wed 5/64:49 p.m.PWM - YYZ
1 stop17h 10mAmerican Airlines
Sun 9/612:39 p.m.YYZ - PWM
1 stop11h 14mAmerican Airlines
Deal found 15/5C$ 454
Tue 23/76:02 a.m.PWM - YYZ
1 stop11h 57mWestJet
Fri 26/79:45 a.m.YYZ - PWM
1 stop13h 41mWestJet
Deal found 15/5C$ 463
Wed 5/64:49 p.m.PWM - YYZ
1 stop17h 10mAmerican Airlines
Fri 7/63:15 p.m.YYZ - PWM
2 stops8h 38mAmerican Airlines
Deal found 15/5C$ 467
Wed 29/52:51 p.m.PWM - YUL
1 stop8h 00mDelta
Fri 31/56:35 p.m.YUL - PWM
1 stop5h 22mDelta
Deal found 15/5C$ 484
Sat 1/62:51 p.m.PWM - YUL
1 stop8h 00mDelta
Sat 8/67:00 a.m.YUL - PWM
1 stop12h 20mDelta
Deal found 14/5C$ 525
Mon 27/55:31 a.m.PWM - YYZ
1 stop4h 43mDelta
Thu 30/54:40 p.m.YYZ - PWM
1 stop7h 17mDelta
Deal found 15/5C$ 534
Sat 1/65:31 a.m.PWM - YUL
1 stop17h 20mDelta
Wed 12/66:00 a.m.YUL - PWM
2 stops17h 00mDelta
Deal found 14/5C$ 537
Sat 31/83:15 p.m.PWM - YUL
1 stop18h 29mDelta
Wed 4/96:00 a.m.YUL - PWM
1 stop9h 19mDelta
Deal found 15/5C$ 552

One-way flights to Ontario from Portland

Search for one-way flight options from Portland to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Users in need of a one-way flight from Portland to Ontario can choose from these deals. Those needing a return flight from Portland to Ontario can use the search form above.
Thu 6/65:00 a.m.PWM - YYZ
1 stop17h 46mWestJet
Deal found 15/5C$ 219
Sun 18/85:30 a.m.PWM - YUL
1 stop6h 05mDelta
Deal found 15/5C$ 301
Sat 27/711:55 a.m.PWM - YYZ
2 stops17h 50mWestJet
Deal found 14/5C$ 312
Sat 27/711:55 a.m.PWM - YYZ
1 stop23h 42mWestJet
Deal found 14/5C$ 313
Fri 31/55:30 p.m.PWM - YUL
2 stops16h 22mAmerican Airlines
Deal found 15/5C$ 317
Fri 31/511:55 a.m.PWM - YUL
1 stop24h 24mMultiple Airlines
Deal found 15/5C$ 383
Sun 18/86:00 a.m.PWM - YUL
2 stops10h 31mAmerican Airlines
Deal found 15/5C$ 443
Thu 6/66:00 a.m.PWM - YYZ
2 stops11h 19mUnited Airlines
Deal found 15/5C$ 475
Fri 31/511:42 a.m.PWM - YUL
3 stops27h 09mMultiple Airlines
Deal found 15/5C$ 796

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 409,532 searches. Data last updated 16 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 417 - C$ 631

Route

Depart

Return

Price

PortlandToronto Pearson Intl

PWM - YYZ

PWMYYZ

Portland

Fri 14/6

1 stop13h 31m

Toronto Pearson Intl

Sat 15/6

1 stop6h 06m

C$ 417

PortlandToronto Pearson Intl

PWM - YYZ

PWMYYZ

Portland

Wed 5/6

1 stop17h 10m

Toronto Pearson Intl

Sun 9/6

1 stop11h 14m

C$ 454

PortlandToronto Pearson Intl

PWM - YYZ

PWMYYZ

Portland

Tue 23/7

1 stop11h 57m

Toronto Pearson Intl

Fri 26/7

1 stop13h 41m

C$ 463

PortlandToronto Pearson Intl

PWM - YYZ

PWMYYZ

Portland

Wed 5/6

1 stop17h 10m

Toronto Pearson Intl

Fri 7/6

2 stops8h 38m

C$ 467

PortlandMontreal Pierre Elliott Trudeau Intl

PWM - YUL

PWMYUL

Portland

Wed 29/5

1 stop8h 00m

Montreal Pierre Elliott Trudeau Intl

Fri 31/5

1 stop5h 22m

C$ 484

PortlandMontreal Pierre Elliott Trudeau Intl

PWM - YUL

PWMYUL

Portland

Sat 1/6

1 stop8h 00m

Montreal Pierre Elliott Trudeau Intl

Sat 8/6

1 stop12h 20m

C$ 525

PortlandToronto Pearson Intl

PWM - YYZ

PWMYYZ

Portland

Mon 27/5

1 stop4h 43m

Toronto Pearson Intl

Thu 30/5

1 stop7h 17m

C$ 534

PortlandToronto Pearson Intl

PWM - YYZ

PWMYYZ

Portland

Fri 14/6

1 stop7h 02m

Toronto Pearson Intl

Sat 15/6

1 stop4h 25m

C$ 580

PortlandMontreal Pierre Elliott Trudeau Intl

PWM - YUL

PWMYUL

Portland

Mon 3/6

1 stop9h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 12/6

1 stop6h 00m

C$ 631

Flights are sorted by cheapest first

Deals found on 14/5

No data available for this route at this time. Please check back soon.

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 16 May 2024.
See what other customers who have flown with United Airlines, American Airlines and WestJet 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
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,673 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

WestJet
7.5
Good
2,919 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,924 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,514 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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.

  • Can I find flights from Portland, Maine to Region of Ontario for under C$ 500 on Cheapflights?

    Yes, there are multiple flights from Portland, Maine to Region of Ontario for under C$ 500. The cheapest flight booked recently is on United Airlines for just C$ 417, but on average you can expect to pay C$ 550.

  • 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$ 219 on WestJet. Other airlines that offer cheap prices include Delta from C$ 301 and American Airlines from C$ 317 one-way.

  • What does PWM to YYZ mean?

    Portland Airport is PWM and Toronto Pearson Intl Airport is YYZ. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Ottawa Airport (YOW), Toronto Island Airport (YTZ), Hamilton Airport (YHM), London Airport (YXU), Toronto Kitchener-Waterloo Airport (YKF) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Portland to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Portland to Ontario that allow pets onboard?

    Many airlines flying from Portland to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Ontario?

    Yes, you can often find last-minute deals on Portland to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland, Maine to Region of Ontario flight deals updated?

    The Portland, Maine to Region of Ontario flight deals you see on this page were last updated on 15/5.

See more FAQs

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Search flights from Portland to Ontario by cabin class

Find flights from Portland to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Portland to Ontario?

Cheapflights helps you search for flights from Portland to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portland to Ontario for you. Better yet — we are completely free to use.

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Portland to Ontario flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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