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Cheap flights from Porto to Ontario from C$ 301

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 22/11. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — YYZ
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Porto to Ontario

Keep the following information in mind while searching for Porto to Ontario flight deals. Data was last updated 17 September 2025.

Round-trip from

C$ 590

One-way from

C$ 301

Popular in

March

Cheapest in

February

Average price

C$ 759

Good one-way deal

C$ 632 or less
SWISS
  • SWISS
  • 14/11-18/11
  • 2 total stops
  • 44h 50m total
  • Porto to Ontario
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Iberia
  • Iberia
  • 22/11
  • 2 total stops
  • 23h 10m total
  • Porto to Ontario
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Highest demand for flights based on searches. 2% potential increase in price (C$ 22 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 33 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from Porto to Ontario.
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Find flight deals from Porto to Ontario

Cheapest flights from Porto to Ontario
Explore the most affordable flight options available from Porto to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Fri 19/98:40 a.m.OPO - YUL
Nonstop7h 15mAir Transat
Sat 27/97:25 p.m.YUL - OPO
Nonstop6h 20mAir Transat
Deal found 15/9C$ 560
Fri 14/1112:50 p.m.OPO - YUL
1 stop31h 20mSWISS
Tue 18/114:45 p.m.YUL - OPO
1 stop13h 30mSWISS
Deal found 16/9C$ 590
Sat 29/116:00 a.m.OPO - YYZ
1 stop15h 15mLufthansa
Sun 7/126:15 p.m.YYZ - OPO
1 stop16h 00mLufthansa
Deal found 16/9C$ 604
Fri 14/116:15 a.m.OPO - YYZ
2 stops15h 00mLufthansa
Sun 23/116:15 p.m.YYZ - OPO
1 stop12h 25mLufthansa
Deal found 16/9C$ 607
Wed 26/116:00 a.m.OPO - YYZ
1 stop15h 15mAir Canada
Wed 10/127:45 p.m.YYZ - OPO
1 stop12h 30mAir Canada
Deal found 16/9C$ 609
Tue 21/106:15 a.m.OPO - YYZ
2 stops15h 05mLufthansa
Mon 27/107:15 p.m.YYZ - OPO
1 stop15h 40mLufthansa
Deal found 16/9C$ 611
Sat 15/116:00 a.m.OPO - YYZ
1 stop15h 15mAir Canada
Wed 26/114:40 p.m.YYZ - OPO
1 stop17h 45mAir Canada
Deal found 16/9C$ 612
Fri 3/106:00 a.m.OPO - YUL
1 stop15h 00mLufthansa
Tue 7/108:40 p.m.YUL - OPO
1 stop21h 40mLufthansa
Deal found 17/9C$ 614
Mon 17/116:15 a.m.OPO - YYZ
2 stops18h 35mAir Canada
Sun 23/111:00 p.m.YYZ - OPO
2 stops17h 10mAir Canada
Deal found 16/9C$ 620
Sun 30/116:15 a.m.OPO - YYZ
2 stops22h 49mAir Canada
Wed 10/121:00 p.m.YYZ - OPO
2 stops19h 15mAir Canada
Deal found 16/9C$ 627
Thu 4/127:25 p.m.OPO - YYZ
2 stops28h 25mMultiple Airlines
Fri 12/126:15 p.m.YYZ - OPO
1 stop15h 30mMultiple Airlines
Deal found 17/9C$ 629
Sat 15/116:15 a.m.OPO - YYZ
2 stops20h 29mAir Canada
Fri 21/114:40 p.m.YYZ - OPO
1 stop17h 05mAir Canada
Deal found 16/9C$ 630

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto 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 17 September 2025.
Use the filters below to find and compare flights from Porto to Ontario that are best for you.

Fly from

Porto

Fly to

Ontario

Route

Depart

Return

Price

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Sat 29/11

6:00 a.m.-4:15 p.m.

1 stop15h 15m

Toronto Pearson Intl

Sun 7/12

6:15 p.m.-3:15 p.m.

1 stop16h 00m

C$ 604

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Sat 28/2

8:40 p.m.-2:50 p.m.

2 stops23h 10m

Toronto Pearson Intl

Sat 7/3

10:05 p.m.-7:15 p.m.

1 stop16h 10m

C$ 604

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Sat 29/11

6:00 a.m.-4:15 p.m.

1 stop15h 15m

Toronto Pearson Intl

Sat 6/12

6:15 p.m.-11:40 a.m.

1 stop12h 25m

C$ 604

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Sat 15/11

6:00 a.m.-4:15 p.m.

1 stop15h 15m

Toronto Pearson Intl

Mon 24/11

1:00 p.m.-11:15 a.m.

2 stops17h 15m

C$ 607

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Fri 14/11

6:15 a.m.-4:15 p.m.

2 stops15h 00m

Toronto Pearson Intl

Sun 23/11

6:15 p.m.-11:40 a.m.

1 stop12h 25m

C$ 607

PortoMontreal

OPO - YUL

OPOYUL

Porto

Thu 15/1

6:00 a.m.-8:22 a.m.

2 stops31h 22m

Montreal Pierre Elliott Trudeau Intl

Sat 7/2

8:10 p.m.-12:50 p.m.

1 stop11h 40m

C$ 609

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Sat 29/11

6:00 a.m.-4:15 p.m.

1 stop15h 15m

Toronto Pearson Intl

Wed 10/12

7:45 p.m.-1:15 p.m.

1 stop12h 30m

C$ 609

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Thu 27/11

6:00 a.m.-4:15 p.m.

1 stop15h 15m

Toronto Pearson Intl

Wed 10/12

7:45 p.m.-1:15 p.m.

1 stop12h 30m

C$ 609

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Thu 4/12

6:00 a.m.-4:15 p.m.

1 stop15h 15m

Toronto Pearson Intl

Fri 12/12

6:15 p.m.-11:40 a.m.

1 stop12h 25m

C$ 609

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Fri 14/11

6:15 a.m.-4:15 p.m.

2 stops15h 00m

Toronto Pearson Intl

Sat 22/11

6:15 p.m.-11:40 a.m.

1 stop12h 25m

C$ 609

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 60 results
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Best time to book a flight from Porto to Ontario

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

What is the cheapest month to book a flight from Porto to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Porto to Region of Ontario (average of C$ 169). Flying from Porto 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 OPO to ON?

Find hourly flight availability from Porto 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 17 September 2025.

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

How much does it cost to fly round-trip from Porto to Region of Ontario?

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 17 September 2025.
Get a feel of what it's like to fly with Air Transat,Air Canada, andLufthansa from Porto to Ontario by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
439 reviews
Check prices

Boarding

7.9

Crew

8.4

Overall

7.7

Food

6.7

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.
Air Transat
7.7
Good
439 reviews
Air Transat
7.7
Good
439 reviews
Check prices

Boarding

7.9

Crew

8.4

Overall

7.7

Food

6.7

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.
Air Canada
7.1
Good
10,000 reviews
Air Transat
7.7
Good
439 reviews
Check prices

Boarding

7.9

Crew

8.4

Overall

7.7

Food

6.7

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.
Lufthansa
6.8
Okay
7,409 reviews
Air Transat
7.7
Good
439 reviews
Check prices

Boarding

7.9

Crew

8.4

Overall

7.7

Food

6.7

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

BOD - YUL

A little more cushioning in the seats would likely lessen the physical discomfort of the trip.

Related info for your journey

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

    Most people fly from Porto (OPO) if they book a flight from Porto to Ontario. Porto is conveniently located just 10.9 km from Porto’s city centre.

  • How long is the flight from Porto to Region of Ontario?

    For as low as C$ 604, Lufthansa can have you in Region of Ontario from Porto in 15h 15m. Porto and Region of Ontario are separated by a distance of 5638 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The cheapest airline one-way is Iberia, with whom users have recently found tickets for as low as C$ 301. However, be on the lookout for offers from American Airlines and British Airways, as they are both options that can get you from Porto to Region of Ontario for a low price.

  • What are the most popular routes from Porto to Region of Ontario?

    The most popular flight routes from Porto to Region of Ontario are Porto - Toronto Island, Porto - Toronto Pearson Intl and Porto - Montreal Pierre Elliott Trudeau Intl.

  • What are the cheapest flights from Porto to Region of Ontario?

    Looking at all options, your cheapest flight can be booked for C$ 489. While the most popular route (Porto - Toronto Island) can be booked for C$ 583 on average, our data indicates C$ 827 when flying from Porto to Region of Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Porto 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 Porto to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Porto to Region of Ontario (average of C$ 169). Flying from Porto 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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Porto to Ontario

Discover the top 3 airlines that operate flights from Porto to Ontario. 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapestC$ 524AverageC$ 652FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 551AverageC$ 756FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 671AverageC$ 756FlexibilityNo cancel feeOn-time50%
Search Air Transat 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 Porto to Ontario?

Cheapflights helps you search for flights from Porto 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 Porto to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Porto to Ontario.

Can Cheapflights find flights from Porto to Ontario with no change fees?

Certainly. Search results for flights to Ontario from Porto shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Porto to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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