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Cheap flights from Portugal to Ottawa from C$ 398

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — YOW
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portugal to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Portugal to Ottawa
Explore the most affordable flight options available from Portugal to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Wed 25/25:00 a.m.
LIS
-
YOW
2 stops17h 18m
Multiple Airlines
Wed 4/36:05 p.m.
YOW
-
LIS
2 stops23h 45m
Multiple Airlines
Deal found 28/1C$ 726
Fri 13/35:00 a.m.
LIS
-
YOW
2 stops17h 38m
Lufthansa
Mon 30/36:20 p.m.
YOW
-
LIS
2 stops14h 20m
Lufthansa
Deal found 27/1C$ 729
Wed 11/26:00 a.m.
OPO
-
YOW
2 stops36h 34m
Air Canada
Sun 15/27:55 p.m.
YOW
-
OPO
2 stops34h 20m
Air Canada
Deal found 26/1C$ 737
Thu 12/36:10 a.m.
LIS
-
YOW
2 stops16h 28m
Lufthansa
Mon 30/36:20 p.m.
YOW
-
LIS
2 stops14h 20m
Lufthansa
Deal found 27/1C$ 747
Sat 28/1112:05 p.m.
OPO
-
YOW
2 stops36h 13m
Multiple Airlines
Mon 7/1210:45 a.m.
YOW
-
OPO
2 stops19h 30m
Multiple Airlines
Deal found 28/1C$ 749
Sun 15/38:20 a.m.
LIS
-
YOW
2 stops21h 18m
Lufthansa
Sun 29/36:05 p.m.
YOW
-
LIS
2 stops24h 30m
Lufthansa
Deal found 27/1C$ 751
Wed 25/25:00 a.m.
LIS
-
YOW
2 stops18h 38m
Air Canada
Wed 4/32:15 p.m.
YOW
-
LIS
1 stop15h 00m
Air Canada
Deal found 28/1C$ 756
Sat 24/1012:55 p.m.
LIS
-
YOW
1 stop26h 23m
Air Canada
Sun 8/118:10 p.m.
YOW
-
LIS
1 stop32h 10m
Air Canada
Deal found 27/1C$ 763
Sun 15/38:20 a.m.
LIS
-
YOW
2 stops21h 18m
Lufthansa
Mon 30/36:05 p.m.
YOW
-
LIS
2 stops14h 35m
Lufthansa
Deal found 27/1C$ 764
Thu 12/38:20 a.m.
LIS
-
YOW
2 stops21h 18m
Multiple Airlines
Sun 29/38:25 p.m.
YOW
-
LIS
2 stops34h 20m
Multiple Airlines
Deal found 27/1C$ 766
Sat 14/28:50 a.m.
OPO
-
YOW
1 stop20h 53m
Air Transat
Thu 19/26:50 p.m.
YOW
-
OPO
1 stop31h 15m
Air Transat
Deal found 29/1C$ 772
Thu 12/35:30 a.m.
LIS
-
YOW
1 stop14h 40m
Air France
Sun 29/35:25 p.m.
YOW
-
LIS
1 stop12h 50m
Air France
Deal found 27/1C$ 774

Find flight deals from Portugal to Ottawa

Keep the following information in mind while searching for Portugal to Ottawa flight deals. Data was last updated 29 January 2026.

Round-trip from

C$ 726

One-way from

C$ 398

Popular in

January

Cheapest in

December

Average price

C$ 1,690
Lufthansa
  • Lufthansa
  • 25/2-4/3
  • 4 total stops
  • 41h 03m total
  • Portugal to Ottawa
Search Deals
16/3
  • 16/3
  • 3 total stops
  • 30h 39m total
  • Portugal to Ottawa
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 85 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal to Ottawa 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 29 January 2026.
Use the filters below to find and compare flights from Portugal to Ottawa that are best for you.

Fly from

Portugal

Fly to

Ottawa

Route

Depart

Return

Price

PortoOttawa

OPO - YOW

OPOYOW

Porto

Wed 11/2

6:00 a.m.-1:34 p.m.

2 stops36h 34m

Ottawa

Sun 15/2

7:55 p.m.-11:15 a.m.

2 stops34h 20m

C$ 737

PortoOttawa

OPO - YOW

OPOYOW

Porto

Sat 14/2

8:50 a.m.-12:43 a.m.

1 stop20h 53m

Ottawa

Thu 19/2

6:50 p.m.-7:05 a.m.

1 stop31h 15m

C$ 772

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Tue 17/3

5:00 a.m.-5:18 p.m.

2 stops16h 18m

Ottawa

Mon 30/3

6:00 a.m.-10:30 a.m.

1 stop23h 30m

C$ 786

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Mon 16/3

12:20 p.m.-4:10 p.m.

1 stop31h 50m

Ottawa

Sun 29/3

5:25 p.m.-11:15 a.m.

1 stop12h 50m

C$ 791

PortoOttawa

OPO - YOW

OPOYOW

Porto

Sat 14/2

6:00 a.m.-9:18 p.m.

2 stops20h 18m

Ottawa

Thu 19/2

5:48 p.m.-11:40 a.m.

2 stops36h 52m

C$ 809

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Wed 25/2

11:55 a.m.-6:55 p.m.

1 stop12h 00m

Ottawa

Wed 4/3

3:15 p.m.-8:10 a.m.

1 stop11h 55m

C$ 815

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Wed 18/3

8:35 a.m.-4:48 p.m.

1 stop12h 13m

Ottawa

Thu 26/3

3:05 p.m.-6:45 a.m.

1 stop11h 40m

C$ 819

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Wed 11/3

8:35 a.m.-4:48 p.m.

1 stop12h 13m

Ottawa

Thu 26/3

3:05 p.m.-6:45 a.m.

1 stop11h 40m

C$ 819

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Wed 18/3

11:55 a.m.-11:54 p.m.

1 stop15h 59m

Ottawa

Mon 30/3

5:50 p.m.-8:20 a.m.

1 stop9h 30m

C$ 846

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Wed 11/3

11:55 a.m.-2:30 p.m.

1 stop30h 35m

Ottawa

Mon 30/3

7:30 p.m.-10:30 a.m.

1 stop10h 00m

C$ 846

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/1

Showing 1-10 of 24 results
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Best time to book a flight from Portugal to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Portugal 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 Portugal to Ottawa

What is the cheapest month to book a flight from Portugal to Ottawa?

Currently, May is the cheapest month in which you can book a flight from Portugal to Ottawa (average of C$ 432). Flying from Portugal to Ottawa in August is currently the most expensive (average of C$ 675). 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.

How often are flights from Portugal to Ottawa delayed?

About 100% of weekly flights between Portugal and Ottawa have experienced delays in the past year, with the average delay time being 148 minutes.

What is the most punctual flight time for Portugal to Ottawa flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Portugal to Ottawa flights?

Over the past year, Hi Fly has had the lowest number of delays on this route, with just 100% of flights being delayed.

Related info for your journey

Find useful and relevant information for your journey from Portugal to Ottawa. 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 Ottawa from Portugal?

    Ottawa (YOW), located 10.6 km from the city centre, is the airport you fly into when you book flights from Portugal to Ottawa.

  • How long is the flight from Portugal to Ottawa?

    A quick flight from Portugal to Ottawa can take about 20h 53m. Air Canada provides one of the quickest options available for as low as C$ 772. There are 5279 km between Portugal and Ottawa. This flight may include one or multiple stops.

  • Can I find deals for flights from Portugal to Ottawa that include hotel bookings?

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

  • How can I find direct flights from Portugal to Ottawa?

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

  • Can I find deals for business class flights from Portugal to Ottawa?

    Yes. Cheapflights offers flight deals from Portugal to Ottawa 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 Portugal to Ottawa?

    Currently, May is the cheapest month in which you can book a flight from Portugal to Ottawa (average of C$ 432). Flying from Portugal to Ottawa in August is currently the most expensive (average of C$ 675). 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 Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Pembroke
Wakefield

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Fly with Cheapflights

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How does Cheapflights help users find flights from Portugal to Ottawa?

Cheapflights helps you search for flights from Portugal to Ottawa 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 Portugal to Ottawa?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portugal to Ottawa for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Portugal to Ottawa with no change fees?

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

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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!

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