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Cheap flights from Porto to Ontario from C$ 343

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — YYZ
27 Apr — 4 May1
1 adult

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 22 April 2025.

Round-trip from

C$ 575

One-way from

C$ 343

Popular in

March

Cheapest in

February

Average price

C$ 764

Good round-trip deal

C$ 806 or less

Good one-way deal

C$ 459 or less
Air Canada
  • Air Canada
  • 5/6-9/6
  • 2 total stops
  • 27h 20m total
  • Porto to Ontario
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10/6
  • 10/6
  • 2 total stops
  • 23h 26m total
  • Porto to Ontario
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Highest demand for flights based on searches. 6% potential increase in price (C$ 68 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 45 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Porto to Ontario.
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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 22 April 2025.

Thu 5/66:00 a.m.OPO - YUL
1 stop15h 00mLufthansa
Thu 12/68:40 p.m.YUL - OPO
1 stop21h 40mLufthansa
Deal found 21/4C$ 574
Thu 5/68:40 a.m.OPO - YYZ
1 stop12h 45mAir Canada
Mon 9/62:00 p.m.YYZ - OPO
1 stop14h 35mAir Canada
Deal found 22/4C$ 575
Thu 29/57:20 p.m.OPO - YYZ
1 stop22h 30mMultiple Airlines
Wed 4/65:00 p.m.YYZ - OPO
1 stop11h 20mMultiple Airlines
Deal found 22/4C$ 576
Fri 6/68:25 a.m.OPO - YUL
Nonstop7h 15mAir Transat
Thu 12/67:25 p.m.YUL - OPO
Nonstop6h 20mAir Transat
Deal found 21/4C$ 578
Thu 5/612:10 p.m.OPO - YTZ
1 stop14h 25mAir Canada
Mon 9/65:25 p.m.YTZ - OPO
1 stop11h 10mAir Canada
Deal found 22/4C$ 581
Sun 28/95:50 a.m.OPO - YYZ
1 stop13h 05mTAP AIR PORTUGAL
Sun 5/105:35 p.m.YYZ - OPO
1 stop20h 25mTAP AIR PORTUGAL
Deal found 22/4C$ 581
Tue 26/812:50 p.m.OPO - YUL
Nonstop7h 25mAir Canada
Mon 1/910:00 p.m.YUL - OPO
Nonstop6h 35mAir Canada
Deal found 21/4C$ 597
Thu 15/58:20 p.m.OPO - YYZ
1 stop28h 35mKLM
Mon 26/511:30 p.m.YYZ - OPO
1 stop11h 00mKLM
Deal found 22/4C$ 612
Sun 28/98:25 a.m.OPO - YYZ
1 stop16h 00mAir Transat
Sun 5/1011:55 p.m.YYZ - OPO
Nonstop6h 50mAir Transat
Deal found 22/4C$ 619
Fri 6/67:20 p.m.OPO - YUL
1 stop24h 40mMultiple Airlines
Thu 12/68:40 p.m.YUL - OPO
1 stop21h 40mMultiple Airlines
Deal found 22/4C$ 628
Thu 15/56:15 a.m.OPO - YTZ
2 stops20h 20mMultiple Airlines
Mon 26/512:25 p.m.YTZ - OPO
2 stops18h 00mMultiple Airlines
Deal found 22/4C$ 632
Tue 29/46:20 a.m.OPO - YUL
1 stop15h 35mKLM
Tue 6/56:50 p.m.YUL - OPO
1 stop19h 25mKLM
Deal found 21/4C$ 632

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 22 April 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

PortoMontreal

OPO - YUL

OPOYUL

Porto

Thu 5/6

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

1 stop15h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 12/6

8:40 p.m.-11:20 p.m.

1 stop21h 40m

C$ 574

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Thu 5/6

8:40 a.m.-4:25 p.m.

1 stop12h 45m

Toronto Pearson Intl

Mon 9/6

2:00 p.m.-9:35 a.m.

1 stop14h 35m

C$ 575

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Thu 29/5

7:20 p.m.-12:50 p.m.

1 stop22h 30m

Toronto Pearson Intl

Wed 4/6

5:00 p.m.-9:20 a.m.

1 stop11h 20m

C$ 576

PortoMontreal

OPO - YUL

OPOYUL

Porto

Fri 6/6

8:25 a.m.-10:40 a.m.

Nonstop7h 15m

Montreal Pierre Elliott Trudeau Intl

Thu 12/6

7:25 p.m.-6:45 a.m.

Nonstop6h 20m

C$ 578

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Sun 28/9

5:50 a.m.-1:55 p.m.

1 stop13h 05m

Toronto Pearson Intl

Sun 5/10

5:35 p.m.-7:00 p.m.

1 stop20h 25m

C$ 581

PortoToronto

OPO - YTZ

OPOYTZ

Porto

Thu 5/6

12:10 p.m.-9:35 p.m.

1 stop14h 25m

Toronto Island

Mon 9/6

5:25 p.m.-9:35 a.m.

1 stop11h 10m

C$ 581

PortoMontreal

OPO - YUL

OPOYUL

Porto

Tue 26/8

12:50 p.m.-3:15 p.m.

Nonstop7h 25m

Montreal Pierre Elliott Trudeau Intl

Mon 1/9

10:00 p.m.-9:35 a.m.

Nonstop6h 35m

C$ 597

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Thu 15/5

8:20 p.m.-7:55 p.m.

1 stop28h 35m

Toronto Pearson Intl

Mon 26/5

11:30 p.m.-3:30 p.m.

1 stop11h 00m

C$ 612

PortoToronto

OPO - YYZ

OPOYYZ

Porto

Sun 28/9

8:25 a.m.-7:25 p.m.

1 stop16h 00m

Toronto Pearson Intl

Sun 5/10

11:55 p.m.-11:45 a.m.

Nonstop6h 50m

C$ 619

PortoMontreal

OPO - YUL

OPOYUL

Porto

Fri 6/6

7:20 p.m.-3:00 p.m.

1 stop24h 40m

Montreal Pierre Elliott Trudeau Intl

Thu 12/6

8:40 p.m.-11:20 p.m.

1 stop21h 40m

C$ 628

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/4

Showing 1-10 of 53 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$ 167). 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 22 April 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.

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 22 April 2025.
Get a feel of what it's like to fly with KLM, Air Transat and Azores Airlines from Porto to Ontario by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.1

Food

7.3

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,331 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.1

Food

7.3

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Air Transat
7.8
Good
385 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.1

Food

7.3

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Azores Airlines
7.5
Good
65 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.1

Food

7.3

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
SWISS
7.5
Good
1,582 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.1

Food

7.3

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
United Airlines
7.4
Good
8,683 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.1

Food

7.3

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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.

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

    The cheapest airline one-way is Air Transat, with whom users have recently found tickets for as low as C$ 346. However, be on the lookout for offers from TAP AIR PORTUGAL and Azores Airlines, 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 - Montreal Pierre Elliott Trudeau Intl and Porto - Toronto Island.

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

    Looking at all options, your cheapest flight can be booked for C$ 405. While the most popular route (Porto - Toronto Pearson Intl) can be booked for C$ 570 on average our data indicates C$ 718 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$ 167). 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

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Top 2 airlines flying from Porto to Ontario

Discover the top 2 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 22 April 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapestC$ 493AverageC$ 773FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air TransatCheapestC$ 689AverageC$ 795FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

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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.

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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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