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Cheap flights from Portugal to Ottawa from C$ 491

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 14/12. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — YOW
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Portugal to Ottawa

Keep the following information in mind while searching for Portugal to Ottawa flight deals. Data was last updated 11 September 2025.

Round-trip from

C$ 639

One-way from

C$ 491

Popular in

September

Cheapest in

January

Average price

C$ 1,427
Lufthansa
  • Lufthansa
  • 5/2-12/2
  • 3 total stops
  • 25h 53m total
  • Portugal to Ottawa
Search Deals
14/12
  • 14/12
  • 2 total stops
  • 43h 00m total
  • Portugal to Ottawa
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 271 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Portugal to Ottawa

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 11 September 2025.

Tue 16/1211:20 a.m.LIS - YOW
1 stop13h 02mAir Canada
Tue 6/110:30 a.m.YOW - LIS
2 stops17h 50mAir Canada
Deal found 10/9C$ 668
Wed 17/1211:00 a.m.LIS - YOW
1 stop13h 18mAir Canada
Sat 10/110:50 a.m.YOW - LIS
1 stop17h 05mAir Canada
Deal found 10/9C$ 676
Thu 25/912:10 p.m.OPO - YOW
1 stop13h 04mAir Canada
Mon 29/92:40 p.m.YOW - OPO
1 stop13h 55mAir Canada
Deal found 10/9C$ 683
Sun 14/1210:50 a.m.LIS - YOW
1 stop11h 28mAir Canada
Sun 11/16:05 p.m.YOW - LIS
1 stop10h 15mAir Canada
Deal found 10/9C$ 686
Fri 19/1211:20 a.m.LIS - YOW
1 stop10h 58mAir Canada
Tue 6/18:25 p.m.YOW - LIS
1 stop31h 55mAir Canada
Deal found 10/9C$ 710
Thu 18/912:10 p.m.OPO - YOW
2 stops25h 20mAir Canada
Mon 22/95:50 p.m.YOW - OPO
1 stop10h 55mAir Canada
Deal found 11/9C$ 736
Mon 15/1210:15 a.m.LIS - YOW
2 stops16h 03mUnited Airlines
Sun 11/13:10 p.m.YOW - LIS
1 stop12h 00mUnited Airlines
Deal found 10/9C$ 740
Wed 17/128:35 a.m.LIS - YOW
1 stop28h 50mAir Transat
Mon 5/16:55 p.m.YOW - LIS
1 stop30h 50mAir Transat
Deal found 10/9C$ 750
Wed 8/106:00 a.m.OPO - YOW
2 stops33h 25mAir Canada
Wed 15/1011:55 a.m.YOW - OPO
2 stops25h 35mAir Canada
Deal found 10/9C$ 754
Wed 17/1211:00 a.m.LIS - YOW
2 stops13h 22mMultiple Airlines
Wed 7/14:10 p.m.YOW - LIS
1 stop12h 10mMultiple Airlines
Deal found 10/9C$ 768
Sun 26/105:00 a.m.LIS - YOW
2 stops41h 55mUnited Airlines
Sun 2/119:45 a.m.YOW - LIS
1 stop19h 30mUnited Airlines
Deal found 10/9C$ 808
Tue 16/125:00 a.m.LIS - YOW
2 stops15h 10mKLM
Fri 9/15:20 p.m.YOW - LIS
2 stops16h 15mKLM
Deal found 10/9C$ 822

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 11 September 2025.
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

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Thu 5/2

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

2 stops17h 18m

Ottawa

Thu 12/2

6:20 p.m.-7:55 a.m.

1 stop8h 35m

C$ 639

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Wed 4/2

8:20 a.m.-11:08 p.m.

2 stops19h 48m

Ottawa

Sun 15/2

12:05 p.m.-9:20 a.m.

1 stop16h 15m

C$ 644

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Sat 7/2

5:00 a.m.-9:18 p.m.

2 stops21h 18m

Ottawa

Wed 11/2

2:50 p.m.-9:20 a.m.

2 stops13h 30m

C$ 649

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Mon 2/2

5:00 a.m.-7:18 p.m.

2 stops19h 18m

Ottawa

Sat 14/2

8:25 p.m.-9:20 a.m.

1 stop31h 55m

C$ 649

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Thu 5/2

5:00 a.m.-6:38 p.m.

2 stops18h 38m

Ottawa

Sun 15/2

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

2 stops16h 00m

C$ 658

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Tue 16/12

11:20 a.m.-7:22 p.m.

1 stop13h 02m

Ottawa

Sat 10/1

10:50 a.m.-8:55 a.m.

1 stop17h 05m

C$ 668

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Thu 18/12

10:55 a.m.-5:37 p.m.

1 stop11h 42m

Ottawa

Sat 10/1

5:45 a.m.-8:55 a.m.

1 stop22h 10m

C$ 668

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Mon 2/2

11:20 a.m.-11:08 p.m.

1 stop16h 48m

Ottawa

Thu 12/2

6:20 p.m.-7:55 a.m.

1 stop8h 35m

C$ 675

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Fri 6/2

6:10 a.m.-6:38 p.m.

2 stops17h 28m

Ottawa

Sun 15/2

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

2 stops16h 00m

C$ 676

LisbonOttawa

LIS - YOW

LISYOW

Lisbon Humberto Delgado

Tue 16/12

11:20 a.m.-7:22 p.m.

1 stop13h 02m

Ottawa

Wed 7/1

2:50 p.m.-9:20 a.m.

2 stops13h 30m

C$ 676

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

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, October is the cheapest month in which you can book a flight from Portugal to Ottawa (average of C$ 224). Flying from Portugal to Ottawa in December is currently the most expensive (average of C$ 326). 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.

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 17h 18m. Lufthansa provides one of the quickest options available for as low as C$ 639. There are 5380 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, October is the cheapest month in which you can book a flight from Portugal to Ottawa (average of C$ 224). Flying from Portugal to Ottawa in December is currently the most expensive (average of C$ 326). 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
Prescott
Pembroke
Wakefield

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

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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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