Find flights
Deals
When to book
FAQs

Cheap flights from Ontario to Porto from C$ 320

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — OPO
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Porto

Keep the following information in mind while searching for Ontario to Porto flight deals. Data was last updated 30 October 2025.

Round-trip from

C$ 621

One-way from

C$ 320

Popular in

December

Cheapest in

January

Average price

C$ 923

Good round-trip deal

C$ 823 or less

Good one-way deal

C$ 347 or less
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 1/2-7/2
  • 2 total stops
  • 46h 35m total
  • Ontario to Porto
Search Deals
Porter Airlines
  • Porter Airlines
  • 5/11
  • Nonstop
  • 6h 55m total
  • Ontario to Porto
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Ontario to Porto.
Search Deals
Price to beat on a one-way flight from Ontario to Porto.
Search Deals

Find flight deals from Ontario to Porto

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Porto
Explore the most affordable flight options available from Ontario to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Sun 30/1110:45 p.m.YYZ - OPO
1 stop13h 15mTAP AIR PORTUGAL
Sat 13/124:55 p.m.OPO - YYZ
1 stop26h 30mTAP AIR PORTUGAL
Deal found 29/10C$ 624
Sun 16/115:30 p.m.YYZ - OPO
1 stop11h 30mTAP AIR PORTUGAL
Sat 6/128:00 p.m.OPO - YYZ
1 stop23h 25mTAP AIR PORTUGAL
Deal found 30/10C$ 627
Fri 5/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 28/28:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 29/10C$ 630
Fri 28/1110:45 p.m.YYZ - OPO
1 stop15h 15mTAP AIR PORTUGAL
Sat 6/124:55 p.m.OPO - YYZ
1 stop26h 30mTAP AIR PORTUGAL
Deal found 29/10C$ 648
Fri 28/1110:45 p.m.YYZ - OPO
1 stop20h 45mTAP AIR PORTUGAL
Fri 5/1212:00 p.m.OPO - YYZ
1 stop14h 15mTAP AIR PORTUGAL
Deal found 29/10C$ 684
Fri 28/117:10 p.m.YYZ - OPO
Nonstop6h 55mPorter Airlines
Sat 6/128:50 a.m.OPO - YYZ
Nonstop8h 15mPorter Airlines
Deal found 30/10C$ 698
Tue 18/115:35 p.m.YYZ - OPO
1 stop11h 35mTAP AIR PORTUGAL
Thu 11/128:00 p.m.OPO - YYZ
1 stop30h 15mTAP AIR PORTUGAL
Deal found 30/10C$ 704
Fri 31/108:10 p.m.YYZ - OPO
Nonstop6h 55mMultiple Airlines
Wed 3/1210:05 p.m.OPO - YYZ
1 stop26h 45mMultiple Airlines
Deal found 29/10C$ 718
Wed 3/127:05 p.m.YUL - OPO
1 stop10h 25mKLM
Fri 12/126:30 a.m.OPO - YUL
1 stop15h 50mKLM
Deal found 27/10C$ 761
Tue 11/115:00 p.m.YUL - OPO
1 stop12h 30mDelta
Mon 8/126:30 a.m.OPO - YUL
1 stop15h 50mDelta
Deal found 29/10C$ 764
Mon 17/119:05 p.m.YUL - OPO
1 stop9h 45mAzores Airlines
Sun 30/119:55 p.m.OPO - YUL
1 stop26h 50mAzores Airlines
Deal found 30/10C$ 771
Mon 10/117:10 p.m.YUL - OPO
1 stop15h 15mDelta
Mon 8/126:30 a.m.OPO - YUL
1 stop15h 50mDelta
Deal found 29/10C$ 772

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Porto 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 30 October 2025.
Use the filters below to find and compare flights from Ontario to Porto that are best for you.

Fly from

Ontario

Fly to

Porto

Route

Depart

Return

Price

TorontoPorto

YYZ - OPO

YYZOPO

Toronto Pearson Intl

Fri 24/4

10:55 p.m.-2:30 p.m.

1 stop10h 35m

Porto

Fri 1/5

10:35 p.m.-2:00 p.m.

1 stop20h 25m

C$ 669

TorontoPorto

YYZ - OPO

YYZOPO

Toronto Pearson Intl

Fri 28/11

10:45 p.m.-3:55 p.m.

1 stop12h 10m

Porto

Fri 5/12

11:00 a.m.-9:15 p.m.

1 stop15h 15m

C$ 708

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

9:45 p.m.-3:20 p.m.

1 stop12h 35m

Porto

Mon 16/2

10:10 a.m.-8:15 p.m.

1 stop15h 05m

C$ 741

TorontoPorto

YYZ - OPO

YYZOPO

Toronto Pearson Intl

Wed 1/4

5:35 p.m.-11:00 a.m.

1 stop12h 25m

Porto

Sun 12/4

10:00 a.m.-9:05 p.m.

1 stop16h 05m

C$ 755

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Tue 10/2

5:00 p.m.-10:30 a.m.

1 stop12h 30m

Porto

Wed 18/2

6:00 a.m.-5:20 p.m.

1 stop16h 20m

C$ 761

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Tue 11/11

5:00 p.m.-10:30 a.m.

1 stop12h 30m

Porto

Fri 12/12

6:30 a.m.-5:20 p.m.

1 stop15h 50m

C$ 764

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Mon 2/3

7:10 p.m.-3:25 p.m.

1 stop15h 15m

Porto

Wed 11/3

6:00 a.m.-6:20 p.m.

1 stop16h 20m

C$ 768

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Mon 2/3

7:10 p.m.-10:25 p.m.

1 stop22h 15m

Porto

Tue 10/3

4:10 p.m.-6:20 p.m.

1 stop30h 10m

C$ 768

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Sat 11/4

9:30 p.m.-6:40 p.m.

1 stop16h 10m

Porto

Sat 25/4

12:35 p.m.-8:10 p.m.

1 stop12h 35m

C$ 772

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Wed 12/11

7:10 p.m.-3:25 p.m.

1 stop15h 15m

Porto

Mon 8/12

6:30 a.m.-5:20 p.m.

1 stop15h 50m

C$ 772

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Ontario to Porto

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

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

Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Porto (average of C$ 533). Flying from Region of Ontario to Porto in July is currently the most expensive (average of C$ 863). 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 ON to OPO?

Find hourly flight availability from Ontario to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2025.

One of the essential ways to save on airfare from Region of Ontario to Porto is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 24% on airfare.

What is the cheapest day to fly from Region of Ontario to Porto?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Porto. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Region of Ontario to Porto flight should consider departing on Wednesday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Related info for your journey

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

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

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

    Departing from Region of Ontario to Porto will take you 10h 35m. There are 5638 km between Region of Ontario and Porto. 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 Region of Ontario to Porto one-way?

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as C$ 320. However, be on the lookout for offers from Azores Airlines and Air Transat, as they are both options that can get you from Region of Ontario to Porto for a low price.

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

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

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

    Looking for the cheapest flight from Region of Ontario to Porto? While on average our users pay C$ 671, our data indicates the cheapest price to be C$ 318. The most popular route (Toronto Pearson Intl - Porto), is priced around C$ 586.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Porto (average of C$ 533). Flying from Region of Ontario to Porto in July is currently the most expensive (average of C$ 863). 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

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Esposende

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Porto

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Lisbon flights
Pierre Elliott Trudeau Intl to Lisbon flights
Toronto Island to Lisbon flights
Pearson Intl to Faro flights
Vancouver Intl to Lisbon flights
Pearson Intl to Porto flights
Ottawa to Lisbon flights
Pearson Intl to Ponta Delgada flights
Pierre Elliott Trudeau Intl to Ponta Delgada flights
Pierre Elliott Trudeau Intl to Funchal flights
Halifax to Lisbon flights
Québec City to Lisbon flights
Toronto Island to Porto flights
Vancouver Intl to Porto flights
Pierre Elliott Trudeau Intl to Faro flights
Pierre Elliott Trudeau Intl to Porto flights
Calgary to Lisbon flights
Pearson Intl to Funchal flights
Winnipeg to Lisbon flights
Ottawa to Faro flights
Ottawa to Porto flights
Edmonton to Lisbon flights
Moncton to Lisbon flights
Victoria to Lisbon flights
Calgary to Porto flights
Fredericton to Lisbon flights
Halifax to Faro flights
Kelowna to Lisbon flights
Halifax to Funchal flights
Saskatoon to Lisbon flights
Vancouver Intl to Ponta Delgada flights
Pearson Intl to Lajes flights
Québec City to Faro flights
Nanaimo to Lisbon flights
Vancouver Intl to Faro flights
Calgary to Ponta Delgada flights
Ottawa to Ponta Delgada flights
Pearson Intl to Horta flights
Pierre Elliott Trudeau Intl to Lajes flights
St. John's to Lisbon flights
Thunder Bay to Lisbon flights
Québec City to Porto flights
Charlottetown to Lisbon flights
Calgary to Faro flights
Hamilton to Lisbon flights
Pearson Intl to Pico Island flights

Top 9 airlines flying from Ontario to Porto

Discover the top 9 airlines that operate flights from Ontario to Porto. 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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapestC$ 420AverageC$ 554FlexibilityNo cancel feeOn-time77%
Search Iberia flights
American AirlinesCheapestC$ 462AverageC$ 463FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
TAP AIR PORTUGALCheapestC$ 588AverageC$ 828FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Porter AirlinesCheapestC$ 630AverageC$ 1,027FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
LufthansaCheapestC$ 650AverageC$ 1,073FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air TransatCheapestC$ 690AverageC$ 993FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Azores AirlinesCheapestC$ 726AverageC$ 1,046FlexibilityNo cancel feeOn-time74%
Search Azores Airlines flights
KLMCheapestC$ 803AverageC$ 953FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapestC$ 839AverageC$ 1,085FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Ontario to Porto?

When you search for this flight from Ontario to Porto, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

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 Ontario to Porto.

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

Need flexible booking options for your flight to Porto from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Porto 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.