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Cheap flights from Ottawa to Porto from C$ 420

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Porto departing on 15/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ottawa to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:30 p.m. - 6:50 a.m.YOW  Ottawa-OPO Porto
30h 20m1 stop Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
11:20 a.m. - 7:45 p.m.OPO  Porto-YOW Ottawa
13h 25m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 724Multiple Airlines
Fri, 9 Oct - Wed, 21 Oct
Air Canada Logo
11:15 a.m. - 7:00 a.m.YOW  Ottawa-OPO Porto
14h 45m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
11:50 a.m. - 8:50 p.m.OPO  Porto-YOW Ottawa
14h 00m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 744Air Canada
Wed, 7 Oct - Thu, 22 Oct
Lufthansa Logo
2:45 p.m. - 7:00 a.m.YOW  Ottawa-OPO Porto
11h 15m1 stop Montreal Pierre Elliott Trudeau Intl
Lufthansa Logo
11:20 a.m. - 8:50 p.m.OPO  Porto-YOW Ottawa
14h 30m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 745Lufthansa
Mon, 28 Sep - Wed, 7 Oct
Air Canada Logo
9:25 p.m. - 7:00 a.m.YOW  Ottawa-OPO Porto
28h 35m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
11:50 a.m. - 9:52 p.m.OPO  Porto-YOW Ottawa
15h 02m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Island
C$ 748Air Canada
Sun, 27 Sep - Thu, 8 Oct
United Airlines Logo
3:10 p.m. - 6:15 a.m.YOW  Ottawa-OPO Porto
10h 05m1 stop Newark
United Airlines Logo
6:00 a.m. - 11:54 p.m.OPO  Porto-YOW Ottawa
22h 54m2 stops Frankfurt am Main Washington, D.C. Dulles Intl
C$ 831United Airlines
Tue, 22 Sep - Tue, 29 Sep
Air Transat Logo
7:00 a.m. - 7:05 a.m.YOW  Ottawa-OPO Porto
19h 05m1 stop Toronto Pearson Intl
Air Transat Logo
8:50 a.m. - 8:13 a.m.OPO  Porto-YOW Ottawa
28h 23m1 stop Toronto Pearson Intl
C$ 835Air Transat
Fri, 29 Jan - Sat, 6 Feb
Air Transat Logo
8:40 a.m. - 11:45 a.m.YOW  Ottawa-OPO Porto
22h 05m1 stop Toronto Pearson Intl
Air Transat Logo
8:25 a.m. - 5:35 p.m.OPO  Porto-YOW Ottawa
14h 10m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 909Air Transat
Mon, 7 Sep - Tue, 15 Sep
United Airlines Logo
10:40 a.m. - 6:15 a.m.YOW  Ottawa-OPO Porto
14h 35m2 stops Washington, D.C. Reagan-National Newark
United Airlines Logo
6:00 a.m. - 11:54 p.m.OPO  Porto-YOW Ottawa
22h 54m2 stops Frankfurt am Main Washington, D.C. Dulles Intl
C$ 981United Airlines
Tue, 22 Sep - Tue, 29 Sep
Porter Airlines Logo
8:55 p.m. - 11:55 a.m.YOW  Ottawa-OPO Porto
10h 00m1 stop Toronto Pearson Intl
Porter Airlines Logo
1:30 p.m. - 8:05 a.m.OPO  Porto-YOW Ottawa
23h 35m1 stop Toronto Pearson Intl
C$ 1,126Porter Airlines
Wed, 23 Sep - Thu, 1 Oct
Porter Airlines Logo
8:55 p.m. - 11:55 a.m.YOW  Ottawa-OPO Porto
10h 00m1 stop Toronto Pearson Intl
Porter Airlines Logo
1:30 p.m. - 8:00 p.m.OPO  Porto-YOW Ottawa
11h 30m1 stop Toronto Pearson Intl
C$ 1,133Porter Airlines
Wed, 23 Sep - Thu, 1 Oct

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Air Canada flights from Ottawa to Porto

Our best Air Canada deals on Ottawa to Porto flight tickets
Air Canada
7 Oct
YOW11:15 a.m.Ottawa
14h 45m
1 stop
OPO7:00 a.m.Porto
22 Oct
OPO11:50 a.m.Porto
14h 00m
1 stop
YOW8:50 p.m.Ottawa
C$ 744
Air Canada
27 Sep
YOW9:25 p.m.Ottawa
28h 35m
1 stop
OPO7:00 a.m.Porto
7 Oct
OPO11:20 a.m.Porto
15h 50m
1 stop
YOW10:10 p.m.Ottawa
C$ 748
Air Canada
7 Oct
YOW11:15 a.m.Ottawa
14h 45m
1 stop
OPO7:00 a.m.Porto
22 Oct
OPO11:50 a.m.Porto
14h 25m
2 stops
YOW9:15 p.m.Ottawa
C$ 755

Lufthansa flights from Ottawa to Porto

Our best Lufthansa deals on Ottawa to Porto flight tickets
Lufthansa
28 Sep
YOW2:45 p.m.Ottawa
11h 15m
1 stop
OPO7:00 a.m.Porto
7 Oct
OPO11:20 a.m.Porto
14h 30m
1 stop
YOW8:50 p.m.Ottawa
C$ 745
Lufthansa
28 Sep
YOW2:45 p.m.Ottawa
15h 30m
2 stops
OPO11:15 a.m.Porto
7 Oct
OPO11:20 a.m.Porto
14h 30m
1 stop
YOW8:50 p.m.Ottawa
C$ 1,035
Lufthansa
21 Aug
YOW2:35 p.m.Ottawa
11h 25m
1 stop
OPO7:00 a.m.Porto
4 Sep
OPO10:00 a.m.Porto
16h 20m
2 stops
YOW9:20 p.m.Ottawa
C$ 6,008

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa 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, momondo users made 96,600 searches. Data last updated 17 August 2026.
Use the filters below to find and compare flights from Ottawa to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaPorto

YOW Ottawa - OPO Porto

YOWOPO

Ottawa

Fri 9/10

7:30 p.m.-6:50 a.m.

1 stop30h 20m

Porto

Wed 21/10

11:20 a.m.-7:45 p.m.

1 stop13h 25m

C$ 724

OttawaPorto

YOW Ottawa - OPO Porto

YOWOPO

Ottawa

Wed 7/10

11:15 a.m.-7:00 a.m.

1 stop14h 45m

Porto

Thu 22/10

11:50 a.m.-8:50 p.m.

1 stop14h 00m

C$ 744

OttawaPorto

YOW Ottawa - OPO Porto

YOWOPO

Ottawa

Mon 28/9

2:45 p.m.-7:00 a.m.

1 stop11h 15m

Porto

Wed 7/10

11:20 a.m.-8:50 p.m.

1 stop14h 30m

C$ 745

OttawaPorto

YOW Ottawa - OPO Porto

YOWOPO

Ottawa

Sun 27/9

9:25 p.m.-7:00 a.m.

1 stop28h 35m

Porto

Thu 8/10

11:50 a.m.-9:52 p.m.

2 stops15h 02m

C$ 748

OttawaPorto

YOW Ottawa - OPO Porto

YOWOPO

Ottawa

Tue 22/9

3:10 p.m.-6:15 a.m.

1 stop10h 05m

Porto

Tue 29/9

6:00 a.m.-11:54 p.m.

2 stops22h 54m

C$ 831

OttawaPorto

YOW Ottawa - OPO Porto

YOWOPO

Ottawa

Fri 29/1

7:00 a.m.-7:05 a.m.

1 stop19h 05m

Porto

Sat 6/2

8:50 a.m.-8:13 a.m.

1 stop28h 23m

C$ 835

OttawaPorto

YOW Ottawa - OPO Porto

YOWOPO

Ottawa

Mon 7/9

8:40 a.m.-11:45 a.m.

1 stop22h 05m

Porto

Tue 15/9

8:25 a.m.-5:35 p.m.

1 stop14h 10m

C$ 909

OttawaPorto

YOW Ottawa - OPO Porto

YOWOPO

Ottawa

Tue 22/9

10:40 a.m.-6:15 a.m.

2 stops14h 35m

Porto

Tue 29/9

6:00 a.m.-11:54 p.m.

2 stops22h 54m

C$ 981

OttawaPorto

YOW Ottawa - OPO Porto

YOWOPO

Ottawa

Wed 23/9

8:55 p.m.-11:55 a.m.

1 stop10h 00m

Porto

Thu 1/10

1:30 p.m.-8:05 a.m.

1 stop23h 35m

C$ 1,126
Quickest round-trip

OttawaPorto

YOW Ottawa - OPO Porto

YOWOPO

Ottawa

Wed 23/9

8:55 p.m.-11:55 a.m.

1 stop10h 00m

Porto

Thu 1/10

1:30 p.m.-8:00 p.m.

1 stop11h 30m

C$ 1,133

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Ottawa to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Ottawa and Porto?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 979 to C$ 1,063.
The lowest price recently found on this route was C$ 724.

What is the cheapest month to fly to Porto?

In general, September is the cheapest month to fly from Ottawa to Porto. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 899. If you’re not able to fly to Porto in September, then October is your next best option. Flight prices from Ottawa to Porto during October average around C$ 911.

When to book flights from Ottawa to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Porto (YOW to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Porto

Fastest flight time

13h 35m

Direct flights

None
The fastest flight from Ottawa to Porto takes 13h 35m
There are no direct flights from Ottawa to Porto. There are no popular flight routes from Ottawa to Porto.
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Frequently asked questions about flying from Ottawa to Porto

  • How far is Ottawa to Porto by plane?

    Porto is 5286.0 km away from Ottawa. Typically, this will take 13h 35m by plane in normal conditions.

  • When did momondo last update prices for flights from Ottawa Airport to Porto Airport?

    Prices for flights from Ottawa Airport to Porto Airport are updated daily.

  • How many operators does momondo search for flights from Ottawa Airport to Porto Airport?

  • How old do you have to be to fly from Ottawa Airport to Porto Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Ottawa to Porto?

Best airlines flying from Ottawa to Porto

Compare and see reviews for airlines that fly from Ottawa to Porto with momondo
Airline
Rating
Free Cancellation
Price
Air TransatPriceFrom C$ 722Free CancellationRating
7.8
572 reviews
Search Air Transat flights
Air CanadaPriceFrom C$ 816Free CancellationRating
7.1
11,483 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 893Free CancellationRating
8.0
457 reviews
Search Porter Airlines flights
United AirlinesPriceFrom C$ 949Free CancellationRating
7.4
10,107 reviews
Search United Airlines flights

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Braga
Guimarães
Coimbra
Pinhao
Aveiro
Ponte de Lima
Lamego
Matosinhos
Espinho
Mira
Caminha

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Porto?

Finding the right flight to Porto from Ottawa is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Porto quick and easy, saving you time and money.

Can I find flights from Ottawa to Porto with flexible booking policies on momondo?

momondo does allow users to show only those flights to Porto from Ottawa which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ottawa to Porto?

momondo helps you find the best flight between Ottawa and Porto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ottawa to Porto right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ottawa to Porto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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