One Way
Fare Type:
  • Regular
  • Student
    Student Fare

    Only students above 12 years of age are eligible for special fares and/or additional baggage allowances. Carrying valid student ID cards and student visas (where applicable) is mandatory, else the passenger may be denied boarding or asked to pay for extra baggage.

Popular Filters

One Way Price

₹ 74,335 ₹ 2,20,000

Duration

12 h 10 m 28 h 0 m

Stops From Ottawa

Departure From Ottawa

Before 6 am

₹ 92,426

6 am - 12 pm

₹ 74,913

12 pm - 6 pm

₹ 74,335

After 6 pm

₹ 74,335

Arrival at Porto

6 am - 12 pm

₹ 74,875

12 pm - 6 pm

₹ 75,379

After 6 pm

₹ 74,335

Alliances & Airlines

Oneworld

()

SkyTeam

(10)

Star Alliance

(75)

+ 4 more

Layover Airports

+ 8 more

Layover Duration

2 h 38 m 18 h 0 m
Offer Image
>

Up to 15% OFF* on Flights.

13th Dec'25

Ottawa to Porto Flights, Fares @ ₹74335 + Flat Rs 1500 OFF

Use promo code GOINTL and Instant Discount of Rs 10,000 on your Ottawa to Porto round trip flight booking. Lowest Airfare from Ottawa to Porto is ₹74335 on 09 Dec. For fastest booking and best discounts on flight tickets visit Goibibo. Also check cheapest return Porto to Ottawa flight tickets online here.
Sorted By:
Departure
Duration
Arrival
Price
Air Canada, Lufthansa

₹ 74,335

Get Flat Rs 1350 OFF using code GODEALS | Get Flat 8% OFF using ICICI Credit cards using GOICICIFESTINT

Ottawa to Porto , 9 Dec

Air Canada AC 8018

20:00

Tue, 9 Dec 25

Ottawa, Canada

50 m

20:50

Tue, 9 Dec 25

Montreal, Canada

BAGGAGE : CHECK INCABIN

Information not available

Lufthansa LH 6547 | Operated By Air Canada

21:45

Tue, 9 Dec 25

Montreal, Canada

06 h 35 m

09:20

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

BAGGAGE : CHECK INCABIN

Information not available

Lufthansa LH 6960 | Operated By TAP Portugal

17:00

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

01 h

18:00

Wed, 10 Dec 25

Porto, Portugal

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeMeal

Basic Plus

Fare offered by airlines.

0 Kgs
1 Piece
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 9,675
Get complimentary meals

₹ 74,335

Basic Plus

Fare offered by airlines.

0 Kgs
2 Pieces
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 19,345
Get complimentary meals

₹ 1,26,825

United Airlines

₹ 74,875

Get Flat Rs 1350 OFF using code GODEALS | Get Flat 8% OFF using ICICI Credit cards using GOICICIFESTINT

Ottawa to Porto , 9 Dec

United Airlines UA 4481

15:10

Tue, 9 Dec 25

Ottawa, Canada

01 h 41 m

16:51

Tue, 9 Dec 25

Terminal C

Newark, United States

BAGGAGE : CHECK INCABIN

Information not available

United Airlines UA 64

20:25

Tue, 9 Dec 25

Terminal C

Newark, United States

06 h 45 m

08:10

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

BAGGAGE : CHECK INCABIN

Information not available

United Airlines UA 6895 | Operated By TAP Portugal

10:00

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

01 h

11:00

Wed, 10 Dec 25

Porto, Portugal

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeSeat

Economy

Fare offered by airline.

8 Kgs
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 9,631
Free seats available

₹ 74,875

Economy

Fare offered by airline.

8 Kgs
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 9,675
Free seats available

₹ 74,913

Economy (flexible)

Fare offered by airline.

8 Kgs
1 Piece
Cancellation Fee starting
₹ 19,345
Free date change allowed
Free seats available

₹ 82,089

Economy plus

Fare offered by airline.

8 Kgs
1 Piece
Non-refundable fare
Free date change allowed
Free seats available

₹ 4,53,435

United Airlines, TAP Portugal

₹ 74,913

Get Flat Rs 1350 OFF using code GODEALS | Get Flat 8% OFF using ICICI Credit cards using GOICICIFESTINT

Ottawa to Porto , 9 Dec

United Airlines UA 4481

15:10

Tue, 9 Dec 25

Ottawa, Canada

01 h 41 m

16:51

Tue, 9 Dec 25

Terminal C

Newark, United States

BAGGAGE : CHECK INCABIN

Information not available

United Airlines UA 64

20:25

Tue, 9 Dec 25

Terminal C

Newark, United States

06 h 45 m

08:10

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

BAGGAGE : CHECK INCABIN

Information not available

TAP Portugal TP 1924

10:00

Wed, 10 Dec 25

Lisbon, Portugal

01 h

11:00

Wed, 10 Dec 25

Porto, Portugal

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeSeat

Economy

Fare offered by airlines.

8 Kgs
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 9,675
Free seats available

₹ 74,913

Economy (flexible)

Fare offered by airlines.

8 Kgs
1 Piece
Cancellation Fee starting
₹ 19,345
Free date change allowed
Free seats available

₹ 82,089

United Airlines

₹ 74,913

Get Flat Rs 1350 OFF using code GODEALS | Get Flat 8% OFF using ICICI Credit cards using GOICICIFESTINT

Ottawa to Porto , 9 Dec

United Airlines UA 4478

06:00

Tue, 9 Dec 25

Ottawa, Canada

01 h 41 m

07:41

Tue, 9 Dec 25

Terminal C

Newark, United States

BAGGAGE : CHECK INCABIN

Information not available

United Airlines UA 64

20:25

Tue, 9 Dec 25

Terminal C

Newark, United States

06 h 45 m

08:10

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

BAGGAGE : CHECK INCABIN

Information not available

United Airlines UA 6895 | Operated By TAP Portugal

10:00

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

01 h

11:00

Wed, 10 Dec 25

Porto, Portugal

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeSeat

Economy

Fare offered by airline.

8 Kgs
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 9,675
Free seats available

₹ 74,913

Economy (flexible)

Fare offered by airline.

8 Kgs
1 Piece
Cancellation Fee starting
₹ 19,345
Free date change allowed
Free seats available

₹ 82,089

Economy plus

Fare offered by airline.

8 Kgs
1 Piece
Non-refundable fare
Free date change allowed
Free seats available

₹ 4,53,435

Swiss

More Timing Options

₹ 75,379

Get Flat Rs 1350 OFF using code GODEALS | Get Flat 8% OFF using ICICI Credit cards using GOICICIFESTINT

Ottawa to Porto , 9 Dec

Swiss LX 4623

18:20

Tue, 9 Dec 25

Ottawa, Canada

54 m

19:14

Tue, 9 Dec 25

Montreal, Canada

BAGGAGE : CHECK INCABIN

Information not available

Swiss LX 4643 | Operated By Air Canada

20:15

Tue, 9 Dec 25

Montreal, Canada

07 h 45 m

10:00

Wed, 10 Dec 25

Terminal T1

Geneva, Switzerland

BAGGAGE : CHECK INCABIN

Information not available

Swiss LX 2078

12:00

Wed, 10 Dec 25

Terminal T1

Geneva, Switzerland

02 h 25 m

13:25

Wed, 10 Dec 25

Porto, Portugal

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeSeatMeal

Eco standard

Fare offered by airline.

7 Kgs
1 Piece
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 9,675
Chargeable
Get complimentary meals

₹ 75,379

Prem eco standard

Fare offered by airline.

7 Kgs
2 Pieces
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 19,345
----
Get complimentary meals

₹ 1,44,957

Prem eco flex

Fare offered by airline.

7 Kgs
2 Pieces
No airline cancellation fee
Free date change allowed
----
Get complimentary meals

₹ 1,80,843

United Airlines, Lufthansa

₹ 76,724

Get Flat Rs 1350 OFF using code GODEALS | Get Flat 8% OFF using ICICI Credit cards using GOICICIFESTINT

Ottawa to Porto , 9 Dec

United Airlines UA 4481

15:10

Tue, 9 Dec 25

Ottawa, Canada

01 h 41 m

16:51

Tue, 9 Dec 25

Terminal C

Newark, United States

BAGGAGE : CHECK INCABIN

Information not available

Lufthansa LH 7966 | Operated By United Airlines

20:25

Tue, 9 Dec 25

Terminal C

Newark, United States

06 h 45 m

08:10

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

BAGGAGE : CHECK INCABIN

Information not available

Lufthansa LH 6944 | Operated By TAP Portugal

10:00

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

01 h

11:00

Wed, 10 Dec 25

Porto, Portugal

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeMeal

Basic Plus

Fare offered by airlines.

0 Kgs
1 Piece
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 9,675
Get complimentary meals

₹ 76,724

Basic Plus

Fare offered by airlines.

0 Kgs
2 Pieces
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 19,345
Get complimentary meals

₹ 1,29,215

Air Canada, Lufthansa

₹ 76,827

Get Flat Rs 1350 OFF using code GODEALS | Get Flat 8% OFF using ICICI Credit cards using GOICICIFESTINT

Ottawa to Porto , 9 Dec

Air Canada AC 455

14:05

Tue, 9 Dec 25

Ottawa, Canada

01 h 20 m

15:25

Tue, 9 Dec 25

Terminal T1

Toronto, Canada

BAGGAGE : CHECK INCABIN

Information not available

Lufthansa LH 471

18:15

Tue, 9 Dec 25

Terminal T1

Toronto, Canada

07 h 40 m

07:55

Wed, 10 Dec 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

Lufthansa LH 1176

09:55

Wed, 10 Dec 25

Terminal T1

Frankfurt, Germany

02 h 45 m

11:40

Wed, 10 Dec 25

Porto, Portugal

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeMeal

Basic Plus

Fare offered by airlines.

0 Kgs
1 Piece
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 9,675
Get complimentary meals

₹ 76,827

United Airlines

₹ 77,102

Get Flat Rs 1350 OFF using code GODEALS | Get Flat 8% OFF using ICICI Credit cards using GOICICIFESTINT

Ottawa to Porto , 9 Dec

United Airlines UA 4478

06:00

Tue, 9 Dec 25

Ottawa, Canada

01 h 41 m

07:41

Tue, 9 Dec 25

Terminal C

Newark, United States

BAGGAGE : CHECK INCABIN

Information not available

United Airlines UA 8838 | Operated By Lufthansa

18:05

Tue, 9 Dec 25

Terminal B

Newark, United States

07 h 20 m

07:25

Wed, 10 Dec 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

United Airlines UA 8872 | Operated By Lufthansa

09:55

Wed, 10 Dec 25

Terminal T1

Frankfurt, Germany

02 h 45 m

11:40

Wed, 10 Dec 25

Porto, Portugal

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeSeat

Economy

Fare offered by airline.

8 Kgs
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 9,675
Free seats available

₹ 77,102

Economy (flexible)

Fare offered by airline.

8 Kgs
1 Piece
Cancellation Fee starting
₹ 19,345
Free date change allowed
Free seats available

₹ 84,278

Economy plus

Fare offered by airline.

8 Kgs
1 Piece
Non-refundable fare
Free date change allowed
Free seats available

₹ 5,51,861

Air Canada, TAP Portugal

More Timing Options

₹ 77,340

Get Flat Rs 1350 OFF using code GODEALS | Get Flat 8% OFF using ICICI Credit cards using GOICICIFESTINT

Ottawa to Porto , 9 Dec

Air Canada AC 8018

20:00

Tue, 9 Dec 25

Ottawa, Canada

50 m

20:50

Tue, 9 Dec 25

Montreal, Canada

BAGGAGE : CHECK INCABIN

Information not available

Air Canada AC 812

21:45

Tue, 9 Dec 25

Montreal, Canada

06 h 35 m

09:20

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

BAGGAGE : CHECK INCABIN

Information not available

TAP Portugal TP 1926 | Operated By Portugalia

12:10

Wed, 10 Dec 25

Terminal T1

Lisbon, Portugal

01 h

13:10

Wed, 10 Dec 25

Porto, Portugal

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeMeal

Standard

Fare offered by airlines.

7 Kgs
1 Piece
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 9,675
Get complimentary meals

₹ 77,340

Flex

Fare offered by airlines.

7 Kgs
1 Piece
Free cancellation allowed upto 2 days before departure
Free date change allowed
Get complimentary meals

₹ 84,993

Premium economy lowest

Fare offered by airlines.

7 Kgs
2 Pieces
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 19,345
Get complimentary meals

₹ 1,33,317

Air Canada

₹ 79,603

Get Flat Rs 1350 OFF using code GODEALS | Get Flat 8% OFF using ICICI Credit cards using GOICICIFESTINT

Ottawa to Porto , 9 Dec

Air Canada AC 4386

15:10

Tue, 9 Dec 25

Ottawa, Canada

01 h 41 m

16:51

Tue, 9 Dec 25

Terminal C

Newark, United States

BAGGAGE : CHECK INCABIN

Information not available

Air Canada AC 5046 | Operated By United Airlines

18:40

Tue, 9 Dec 25

Terminal C

Newark, United States

08 h

08:40

Wed, 10 Dec 25

Zurich, Switzerland

BAGGAGE : CHECK INCABIN

Information not available

Air Canada AC 6854 | Operated By Swiss

09:30

Wed, 10 Dec 25

Zurich, Switzerland

02 h 45 m

11:15

Wed, 10 Dec 25

Porto, Portugal

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeMeal

Standard

Fare offered by airline.

7 Kgs
1 Piece
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 9,631
Get complimentary meals

₹ 79,603

Standard

Fare offered by airline.

7 Kgs
1 Piece
Free cancellation allowed upto 2 days before departure
Date Change Fee starting
₹ 9,675
Get complimentary meals

₹ 79,631

Flex

Fare offered by airline.

7 Kgs
1 Piece
Free cancellation allowed upto 2 days before departure
Free date change allowed
Get complimentary meals

₹ 87,283

Latitude

Fare offered by airline.

7 Kgs
2 Pieces
No airline cancellation fee
Free date change allowed
Get complimentary meals

₹ 6,06,036

Ottawa Porto Cheap Flights Fare Date
Lowest Airfare Today Rs 0
Cheapest Fare Within 30 Days Rs 68419
09 Dec
Cheapest Fare Within 90 Days Rs 68419
09 Dec
Cheapest Fare Within 365 Days Rs 68419
09 Dec

Get cheap flights from Ottawa to Porto with Goibibo India

Q: Why choose Goibibo for your flight booking from Ottawa to Porto?

A: Goibibo lets you search and compare flight tickets to various destinations with just a click. There is a huge inventory of airlines for you to choose from, and exciting deals and discounts so that you can book your flight tickets at reasonable prices. You can always reach out to Goibibo customer care for any help.

Q: How to get a cheap flight ticket from Ottawa to Porto?

A: At Goibibio, it’s very simple to find cheap flights. • After entering the source and destination on the home page, you will get a list of flights. Click on the ‘Cheapest’ filter below to see the cheapest flights first. • You can also grab a cheap flight booking by setting up an alert for Ottawa to Porto flights. Goibibo will let you know whenever there is a price drop for your flight. What’s the best time to book a flight from Ottawa to Porto? • For a cheap domestic flight, try booking 3-4 weeks in advance. • For an international flight, you must book at least 7-8 weeks ahead for a better price. • You can also check the calendar view while booking to compare the prices for various dates. • Set up a price alert to get notified about the best prices for your flight from Ottawa to Porto.

Q: What should you keep in mind while booking a flight from Ottawa to Porto?

A: At Goibibo, you can compare flights from all major airlines at one go. Always keep an eye out for the best offers on your Ottawa to Porto flight. Plus, there are no hidden charges when you book a Ottawa to Porto flight on Goibibo.

Q: Is there any discount on a flight booking from Ottawa to Porto?

A: Goibibo always has discount offers running on flights. You can find many coupons on the website and app for your Ottawa to Porto booking. While booking, you can choose the best coupon from the list for an instant discount on your tickets.

Ottawa to Porto Flights

Searching for Ottawa to Porto cheap flights? Then, Goibibo is your one-stop destination to book Ottawa to Porto flight in a hassle-free manner. It is one such platform that brings forth all the options for you at one place and lets you book the most suitable flight with the best deals and offers.

There is no dearth of options when it comes to Ottawa to Porto Flight booking. Several budget and premium airlines fly on this route. You can easily check the Ottawa to Porto flight schedule on Goibibo. There are approximately 73 flights flying daily between Ottawa and Porto from early morning to late at night. Out of these Ottawa to Porto flight, 0 are non stop flights 73 are connecting flights. Air Canada, Air Europa, Air France, Brussels Airlines, Delta Air Lines, KLM Royal Dutch, Lufthansa, Swiss, TAP Portugal, United Airlines are some major airlines that fly between Ottawa and Porto.

The lowest airfare of Ottawa to Porto flight is ₹74335 and the average airfare is 92426 depending on the airline, timings and availability. So, it is advisable to book domestic flights 2-3 weeks well in advance to avail minimum airfare. You can also book Ottawa to Porto cheap flights if you are flexible with your dates and timings.

You will board your Ottawa to Porto flight from the Ottawa Macdonald Cartier Intl and deboard it at Porto.

You cannot only book Ottawa to Porto cheap flight tickets through Goibibo but can also do web check-in and track your flight status.


How to book a Ottawa to Porto flight ticket on Goibibo?
Booking flight tickets on Goibibo is very simple. For a Ottawa to Porto flight, check below:
  • Enter your personal Goibibo account by hitting the ‘Sign In’ option on the top right of the desktop site. You can also create a new account by clicking on the ‘Sign Up’ option, followed by entering your mobile number or signing in with your personal Facebook account.
  • On the Goibibo homepage, you will see three options for booking flight tickets from Ottawa to Porto. Choose one among one-way, round trip or multicity flights.
  • Fill in the city where you will board your flight from and the destination city. Choose a date of departure and enter the return date if you are booking a round trip flight. Select your preferred class of travel and add the number of passengers with whom you are travelling.
  • Hit the ‘Search’ button.
  • Within a second or two, you will be then redirected to another page with all the flights from Ottawa to Porto – the topmost one will have the cheapest airfare.
  • On the left, you will find filters such as your desired time to board a flight, direct or connecting flights and the airline.
  • Apply as per your preference and click on the ‘Book’ option.
  • You can opt for an airport transfer and even choose a Travel Protection plan.
  • Before making the final payment, provide your personal details including your email address and mobile number. You can also use an available Promo Code FLYDREAM to get Rs 1500 as instant discount for your Ottawa to Porto flight ticket.
  • Click on the ‘Proceed’ button.
  • After the payment, you will receive the e-ticket and the invoice for your Ottawa to Porto flight on your email address.

  • How can I check the flight schedule for a Ottawa to Porto flight?
    To check the Ottawa to Porto flight schedule,
  • Visit https://www.goibibo.com/flight-schedule/
  • Choose from the one-way, round trip and multicity flight options.
  • Type in the cities of origin and arrival, and choose the date of departure for a one-way flight, the return date, in case, you have selected a round-trip or, the different dates of departures for a multicity booking.
  • After clicking on the ‘Get Set Go’ option, you will get the real-time flight schedule.

  • How much baggage can I carry on my Ottawa to Porto flight?
    Baggage allowance depends on the class of travel and airline. In the Ottawa to Porto Air India flight, 25 kg of checked baggage is allowed, while 8 kg of hand luggage is permitted. On the other hand, in all domestic IndiGo flights, a passenger can carry 7 kg of hand luggage and 15 kg of checked baggage.

     


    Where will I board my flight at Ottawa and deboard at Porto?
    When you have booked a Ottawa to Porto flight, you will board the flight at and de-board at .

     


    How can I do web check-in for my upcoming Ottawa at Porto flight?
    To avail the web check-in service and avoid queues at airports, you have to visit the official airline websites. Commonly, you have to fill the cities of departure and arrival, PNR number and last name to select your preferred seats and meals.

     

    About Porto

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    About Ottawa

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    Frequently Asked Questions - Ottawa to Porto Flights

    Q: Which is the last flight on Ottawa to Porto route?

    A: The last flight from Ottawa to Porto route is Air Canada at 20:00.

    Q: When does the first flight leave from Ottawa to Porto?

    A: The first flight from Ottawa to Porto is Air Canada at 05:45.

    Q: What are the name and codes for Ottawa and Porto airports?

    A: The name of Ottawa airport is Ottawa Macdonald Cartier Intl and its code is YOW and name of Porto Airport is Porto, its code is OPO.

    Q: What is today’s cheapest fare from Ottawa to Porto?

    A: Today lowest airfare on Ottawa to Porto flight route is 0.

    Q: Which is the cheapest flight from Ottawa to Porto in next 7 and next 30 days?

    A: Cheapest flight in next 7 days on Ottawa to Porto route is at ₹68419. And in next 30 days lowest price on Ottawa to Porto route is ₹68419.

    Q: Which airline has maximum number for flights between Ottawa to Porto?

    A: Out of 73 daily flights between Ottawa to Porto Air Canada has maximum 42 flights. After that United Airlines has 12, Lufthansa has 9, KLM Royal Dutch has 6, TAP Portugal has 6, Swiss has 5, Air France has 2, Air Europa has 1, Brussels Airlines has 1, Delta Air Lines has 1 flights between Ottawa to Porto.

    Q: How many flights fly from Ottawa to Porto on the daily basis?

    A: Around 73 flights are flying daily from Ottawa to Porto. Out of which 0 are direct and 73 are connecting flights on this route. Some major airlines between this route are Air Canada, Air Europa, Air France, Brussels Airlines, Delta Air Lines, KLM Royal Dutch, Lufthansa, Swiss, TAP Portugal, United Airlines.

    Q: Which are the most preferred airlines from Ottawa to Porto ?

    A: Air Canada, Air Europa, Air France, Brussels Airlines, Delta Air Lines, KLM Royal Dutch, Lufthansa, Swiss, TAP Portugal, United Airlines are the most preferred airlines on Ottawa to Porto flight route.

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