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Cheap flights from Porto to Ontario from C$ 281

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — YYZ
26 feb. — 5 mar.1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Porto to Ontario

Enter your travel dates to find the best prices.

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 27 enero 2026.

jue. 19/26:00 a.m.
OPO
-
YYZ
1 stop18h 45m
Lufthansa
mié. 25/27:45 p.m.
YYZ
-
OPO
1 stop22h 55m
Lufthansa
Deal found 27/1C$ 572
jue. 19/28:50 a.m.
OPO
-
YYZ
Nonstop8h 15m
Air Transat
mié. 25/27:10 p.m.
YYZ
-
OPO
Nonstop6h 55m
Air Transat
Deal found 26/1C$ 597
lun. 18/51:30 p.m.
OPO
-
YYZ
Nonstop7h 55m
Air Transat
jue. 28/58:40 a.m.
YYZ
-
OPO
1 stop17h 05m
Air Transat
Deal found 25/1C$ 601
jue. 12/26:00 a.m.
OPO
-
YYZ
1 stop18h 45m
Air Canada
mié. 18/28:25 p.m.
YYZ
-
OPO
1 stop17h 10m
Air Canada
Deal found 27/1C$ 605
mié. 25/26:00 a.m.
OPO
-
YUL
2 stops22h 22m
Multiple Airlines
mié. 4/34:55 p.m.
YUL
-
OPO
1 stop13h 20m
Multiple Airlines
Deal found 26/1C$ 608
vie. 13/36:00 a.m.
OPO
-
YYZ
1 stop18h 50m
Multiple Airlines
vie. 20/38:45 p.m.
YYZ
-
OPO
1 stop22h 55m
Multiple Airlines
Deal found 27/1C$ 609
vie. 13/36:00 a.m.
OPO
-
YYZ
1 stop18h 50m
Lufthansa
dom. 29/36:20 p.m.
YYZ
-
OPO
1 stop16h 20m
Lufthansa
Deal found 27/1C$ 611
mié. 11/212:10 p.m.
OPO
-
YUL
1 stop32h 00m
SWISS
dom. 15/24:45 p.m.
YUL
-
OPO
1 stop13h 25m
SWISS
Deal found 26/1C$ 615
vie. 13/36:00 a.m.
OPO
-
YYZ
1 stop18h 50m
Air Canada
dom. 29/312:00 p.m.
YYZ
-
OPO
2 stops25h 30m
Air Canada
Deal found 27/1C$ 616
lun. 2/312:05 p.m.
OPO
-
YUL
1 stop31h 50m
SWISS
lun. 9/35:55 p.m.
YUL
-
OPO
1 stop13h 20m
SWISS
Deal found 27/1C$ 618
jue. 12/26:00 a.m.
OPO
-
YYZ
1 stop18h 45m
Lufthansa
lun. 16/29:30 p.m.
YYZ
-
OPO
1 stop12h 25m
Lufthansa
Deal found 27/1C$ 618
vie. 13/35:00 a.m.
OPO
-
YUL
1 stop17h 20m
KLM
vie. 20/38:10 p.m.
YUL
-
OPO
1 stop22h 10m
KLM
Deal found 27/1C$ 622

Find flight deals from Porto to Ontario

Keep the following information in mind while searching for Porto to Ontario flight deals. Data was last updated 27 enero 2026.

Round-trip from

C$ 572

One-way from

C$ 281

Popular in

August

Cheapest in

February

Average price

C$ 633

Good round-trip deal

C$ 643 or less

Good one-way deal

C$ 436 or less
Lufthansa
  • Lufthansa
  • 19/2-25/2
  • 2 total stops
  • 41h 40m total
  • Porto to Ontario
Search Deals
8/4
  • 8/4
  • 2 total stops
  • 35h 50m total
  • Porto to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 142 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Porto to Ontario.
Search Deals
Price to beat on a one-way flight from Porto to Ontario.
Search Deals

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 27 enero 2026.
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

jue. 12/3

6:00 a.m.-8:50 p.m.

1 stop18h 50m

Toronto Pearson Intl

mar. 17/3

7:15 p.m.-11:40 a.m.

1 stop12h 25m

C$ 574

PortoToronto

OPO - YYZ

OPOYYZ

Porto

jue. 19/2

6:00 a.m.-7:45 p.m.

1 stop18h 45m

Toronto Pearson Intl

mié. 25/2

7:45 p.m.-11:40 p.m.

1 stop22h 55m

C$ 574

PortoToronto

OPO - YYZ

OPOYYZ

Porto

jue. 19/2

6:00 a.m.-7:45 p.m.

1 stop18h 45m

Toronto Pearson Intl

mié. 25/2

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

1 stop12h 30m

C$ 581

PortoMontreal

OPO - YUL

OPOYUL

Porto

lun. 2/3

6:15 a.m.-6:20 p.m.

1 stop17h 05m

Montreal Pierre Elliott Trudeau Intl

lun. 9/3

9:10 p.m.-12:50 p.m.

1 stop11h 40m

C$ 593

PortoToronto

OPO - YYZ

OPOYYZ

Porto

jue. 12/3

6:00 a.m.-8:50 p.m.

1 stop18h 50m

Toronto Pearson Intl

jue. 19/3

7:15 p.m.-2:45 p.m.

1 stop15h 30m

C$ 605

PortoMontreal

OPO - YUL

OPOYUL

Porto

mié. 25/2

6:00 a.m.-11:22 p.m.

2 stops22h 22m

Montreal Pierre Elliott Trudeau Intl

mié. 4/3

4:55 p.m.-11:15 a.m.

1 stop13h 20m

C$ 608

PortoMontreal

OPO - YUL

OPOYUL

Porto

mié. 11/2

12:10 p.m.-3:10 p.m.

1 stop32h 00m

Montreal Pierre Elliott Trudeau Intl

dom. 15/2

4:45 p.m.-11:10 a.m.

1 stop13h 25m

C$ 615

PortoMontreal

OPO - YUL

OPOYUL

Porto

mié. 25/2

7:20 p.m.-2:55 p.m.

1 stop24h 35m

Montreal Pierre Elliott Trudeau Intl

mié. 4/3

4:55 p.m.-11:15 a.m.

1 stop13h 20m

C$ 615

PortoToronto

OPO - YYZ

OPOYYZ

Porto

vie. 17/4

8:40 a.m.-4:15 p.m.

1 stop12h 35m

Toronto Pearson Intl

mar. 28/4

4:30 p.m.-7:55 a.m.

1 stop34h 25m

C$ 616

PortoMontreal

OPO - YUL

OPOYUL

Porto

lun. 2/3

12:05 p.m.-2:55 p.m.

1 stop31h 50m

Montreal Pierre Elliott Trudeau Intl

lun. 9/3

5:55 p.m.-11:15 a.m.

1 stop13h 20m

C$ 618

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 58 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, April is the cheapest month in which you can book a flight from Porto to Region of Ontario (average of C$ 509). Flying from Porto to Region of Ontario in August is currently the most expensive (average of C$ 704). 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 27 enero 2026.

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 27 enero 2026.
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
501 reviews
Check prices

Crew

8.4

Comfort

7.3

Entertainment

7.0

Overall

7.7

Boarding

7.9

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.7
Good
501 reviews
Air Transat
7.7
Good
501 reviews
Check prices

Crew

8.4

Comfort

7.3

Entertainment

7.0

Overall

7.7

Boarding

7.9

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Canada
7.1
Good
10,660 reviews
Air Transat
7.7
Good
501 reviews
Check prices

Crew

8.4

Comfort

7.3

Entertainment

7.0

Overall

7.7

Boarding

7.9

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Lufthansa
6.8
Okay
7,749 reviews
Air Transat
7.7
Good
501 reviews
Check prices

Crew

8.4

Comfort

7.3

Entertainment

7.0

Overall

7.7

Boarding

7.9

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

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$ 581, Lufthansa can have you in Region of Ontario from Porto in 18h 45m. 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 Azores Airlines, with whom users have recently found tickets for as low as C$ 312. However, be on the lookout for offers from TAP AIR PORTUGAL and Air Transat, 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 Pearson Intl, Porto - Toronto Island 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$ 415. While the most popular route (Porto - Toronto Pearson Intl) can be booked for C$ 574 on average, our data indicates C$ 569 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, April is the cheapest month in which you can book a flight from Porto to Region of Ontario (average of C$ 509). Flying from Porto to Region of Ontario in August is currently the most expensive (average of C$ 704). 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 27 enero 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapestC$ 554AverageC$ 599FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 558AverageC$ 753FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 643AverageC$ 783FlexibilityNo 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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