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Cheap flights from Ottawa to Portugal from C$ 449

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LIS
20 Apr — 27 Apr1
1 adult

Cheap flight deals from Ottawa to Portugal

Keep the following information in mind while searching for Ottawa to Portugal flight deals. Data was last updated 15 April 2025.

Round-trip from

C$ 888

One-way from

C$ 449

Popular in

July

Cheapest in

February

Average price

C$ 954
Air Canada
  • Air Canada
  • 1/6-10/6
  • 2 total stops
  • 47h 52m total
  • Ottawa to Portugal
Search Deals
27/5
  • 27/5
  • 2 total stops
  • 28h 45m total
  • Ottawa to Portugal
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 161 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Ottawa to Portugal

Cheapest flights from Ottawa to Portugal
Explore the most affordable flight options available from Ottawa to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Sun 12/106:40 p.m.YOW - LIS
1 stop9h 40mAir Canada
Mon 20/1011:25 a.m.LIS - YOW
1 stop13h 49mAir Canada
Deal found 14/4C$ 870
Wed 30/72:25 p.m.YOW - OPO
1 stop13h 55mAir Canada
Tue 12/812:50 p.m.OPO - YOW
1 stop9h 25mAir Canada
Deal found 13/4C$ 889
Thu 29/53:55 p.m.YOW - OPO
2 stops35h 00mMultiple Airlines
Thu 5/612:10 p.m.OPO - YOW
1 stop11h 50mMultiple Airlines
Deal found 13/4C$ 894
Sun 26/107:10 p.m.YOW - LIS
1 stop10h 10mLufthansa
Thu 13/1111:00 a.m.LIS - YOW
1 stop32h 03mLufthansa
Deal found 14/4C$ 899
Tue 28/106:20 p.m.YOW - LIS
1 stop19h 10mAir France
Sat 8/115:30 a.m.LIS - YOW
1 stop14h 40mAir France
Deal found 14/4C$ 907
Thu 29/53:55 p.m.YOW - OPO
2 stops35h 00mSWISS
Thu 5/68:40 a.m.OPO - YOW
2 stops37h 24mSWISS
Deal found 13/4C$ 922
Thu 29/56:40 a.m.YOW - OPO
2 stops19h 20mUnited Airlines
Thu 5/69:05 a.m.OPO - YOW
1 stop12h 38mUnited Airlines
Deal found 14/4C$ 943
Wed 29/106:20 p.m.YOW - LIS
1 stop19h 10mMultiple Airlines
Mon 10/113:25 p.m.LIS - YOW
2 stops28h 45mMultiple Airlines
Deal found 14/4C$ 950
Wed 16/42:45 p.m.YOW - LIS
1 stop14h 45mUnited Airlines
Wed 30/410:25 a.m.LIS - YOW
2 stops28h 33mUnited Airlines
Deal found 14/4C$ 958
Thu 10/77:00 a.m.YOW - OPO
1 stop23h 45mAir Transat
Thu 24/71:30 p.m.OPO - YOW
1 stop12h 41mAir Transat
Deal found 14/4C$ 971
Wed 29/106:20 p.m.YOW - LIS
2 stops16h 15mKLM
Sun 9/115:00 a.m.LIS - YOW
2 stops15h 10mKLM
Deal found 14/4C$ 992
Fri 31/106:10 p.m.YOW - LIS
2 stops34h 00mSWISS
Thu 6/118:50 a.m.LIS - YOW
2 stops17h 27mSWISS
Deal found 15/4C$ 1,058

Cheapflights Fare Finder

Customize your flight search to find flights from Ottawa to Portugal 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 15 April 2025.
Use the filters below to find and compare flights from Ottawa to Portugal that are best for you.

Fly from

Ottawa

Fly to

Portugal

Route

Depart

Return

Price

OttawaLisbon

YOW - LIS

YOWLIS

Ottawa

Sun 12/10

6:40 p.m.-9:20 a.m.

1 stop9h 40m

Lisbon Humberto Delgado

Mon 20/10

11:25 a.m.-8:14 p.m.

1 stop13h 49m

C$ 870

OttawaPorto

YOW - OPO

YOWOPO

Ottawa

Wed 30/7

2:25 p.m.-9:20 a.m.

1 stop13h 55m

Porto

Tue 12/8

12:50 p.m.-8:30 a.m.

2 stops24h 40m

C$ 889

OttawaPorto

YOW - OPO

YOWOPO

Ottawa

Thu 29/5

3:55 p.m.-7:55 a.m.

2 stops35h 00m

Porto

Thu 5/6

12:10 p.m.-7:00 p.m.

1 stop11h 50m

C$ 894

OttawaLisbon

YOW - LIS

YOWLIS

Ottawa

Mon 1/9

3:55 p.m.-11:20 p.m.

2 stops26h 25m

Lisbon Humberto Delgado

Mon 15/9

11:25 a.m.-8:17 p.m.

2 stops13h 52m

C$ 894

OttawaLisbon

YOW - LIS

YOWLIS

Ottawa

Thu 7/8

11:20 a.m.-9:35 a.m.

1 stop17h 15m

Lisbon Humberto Delgado

Thu 21/8

11:35 a.m.-8:01 p.m.

1 stop13h 26m

C$ 904

OttawaPorto

YOW - OPO

YOWOPO

Ottawa

Thu 29/5

1:55 p.m.-7:55 a.m.

2 stops37h 00m

Porto

Thu 5/6

7:20 p.m.-5:04 p.m.

2 stops50h 44m

C$ 922

OttawaPorto

YOW - OPO

YOWOPO

Ottawa

Thu 29/5

6:40 a.m.-7:00 a.m.

2 stops19h 20m

Porto

Thu 5/6

9:05 a.m.-4:43 p.m.

1 stop12h 38m

C$ 943

OttawaLisbon

YOW - LIS

YOWLIS

Ottawa

Sat 26/4

5:15 a.m.-8:20 a.m.

2 stops22h 05m

Lisbon Humberto Delgado

Fri 2/5

10:25 a.m.-9:58 a.m.

2 stops28h 33m

C$ 961

OttawaPorto

YOW - OPO

YOWOPO

Ottawa

Thu 10/7

7:00 a.m.-11:45 a.m.

1 stop23h 45m

Porto

Thu 24/7

1:30 p.m.-9:11 p.m.

1 stop12h 41m

C$ 971

OttawaLisbon

YOW - LIS

YOWLIS

Ottawa

Mon 22/9

5:15 p.m.-2:35 p.m.

2 stops16h 20m

Lisbon Humberto Delgado

Thu 2/10

10:00 a.m.-12:22 a.m.

2 stops19h 22m

C$ 1,010

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/4

Showing 1-10 of 31 results
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Best time to book a flight from Ottawa to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Ottawa to Portugal (average of C$ 482). Flying from Ottawa to Portugal in July is currently the most expensive (average of C$ 795). 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 YOW to PT?

Find hourly flight availability from Ottawa to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ottawa to Portugal as you normally would.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 6.0 - 122.0 mm per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Portugal when rainfall is around 6.0 mm.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated 15 April 2025.
Read through reviews of airlines operating flights from Ottawa to Portugal, such as Porter Airlines, KLM and Air Transat. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
280 reviews
Check prices

Food

7.6

Crew

8.7

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Porter Airlines
8.0
Very good
280 reviews
Porter Airlines
8.0
Very good
280 reviews
Check prices

Food

7.6

Crew

8.7

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
KLM
7.8
Good
1,323 reviews
Porter Airlines
8.0
Very good
280 reviews
Check prices

Food

7.6

Crew

8.7

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Air Transat
7.8
Good
385 reviews
Porter Airlines
8.0
Very good
280 reviews
Check prices

Food

7.6

Crew

8.7

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Air France
7.5
Good
1,433 reviews
Porter Airlines
8.0
Very good
280 reviews
Check prices

Food

7.6

Crew

8.7

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
SWISS
7.5
Good
1,578 reviews
Porter Airlines
8.0
Very good
280 reviews
Check prices

Food

7.6

Crew

8.7

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?

Related info for your journey

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

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

  • What are the cheapest airlines to fly from Ottawa to Portugal one-way?

    C$ 710 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on Porter Airlines and Air Canada, with prices starting from C$ 932 and C$ 1,225, respectively.

  • What are the most popular routes from Ottawa to Portugal?

    When deciding which route to take from Ottawa to Portugal consider Ottawa - Lisbon Humberto Delgado, Ottawa - Porto or Ottawa - Faro as they are the most popular.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ottawa to Portugal (average of C$ 482). Flying from Ottawa to Portugal in July is currently the most expensive (average of C$ 795). 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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Ottawa to Portugal

Discover the top 7 airlines that operate flights from Ottawa to Portugal. 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 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapestC$ 710AverageC$ 829FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapestC$ 795AverageC$ 1,012FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 836AverageC$ 1,229FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 855AverageC$ 1,183FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 861AverageC$ 1,017FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
KLMCheapestC$ 883AverageC$ 1,342FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapestC$ 1,017AverageC$ 1,241FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 Ottawa to Portugal?

Cheapflights makes it easy to find Ottawa to Portugal flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Portugal?

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

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

Yes! Cheapflights helps users easily find flights from Ottawa to Portugal with no change fees.

Can Cheapflights notify me if prices for flights from Ottawa to Portugal become cheaper?

Yes! Start tracking prices for Ottawa to Portugal flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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