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Cheap flights from Porto to Ottawa from C$ 821

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — YOW
27 May — 3 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Porto to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Porto to Ottawa
Explore the most affordable flight options available from Porto to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 April 2026.

Mon 11/56:30 a.m.
OPO
-
YOW
1 stop13h 30m
KLM
Mon 18/55:25 p.m.
YOW
-
OPO
1 stop17h 00m
KLM
Deal found 25/4C$ 821
Wed 3/65:55 a.m.
OPO
-
YOW
1 stop14h 05m
KLM
Fri 12/65:25 p.m.
YOW
-
OPO
1 stop17h 00m
KLM
Deal found 25/4C$ 835
Wed 3/66:00 a.m.
OPO
-
YOW
2 stops21h 11m
Air Canada
Wed 10/66:45 a.m.
YOW
-
OPO
2 stops19h 15m
Air Canada
Deal found 25/4C$ 836
Wed 3/66:00 a.m.
OPO
-
YOW
2 stops21h 11m
Air Canada
Tue 9/62:00 p.m.
YOW
-
OPO
2 stops16h 25m
Air Canada
Deal found 25/4C$ 845
Thu 4/66:00 a.m.
OPO
-
YOW
2 stops32h 41m
Air Canada
Mon 8/62:40 p.m.
YOW
-
OPO
1 stop11h 10m
Air Canada
Deal found 24/4C$ 847
Sun 10/55:55 a.m.
OPO
-
YOW
1 stop14h 05m
KLM
Sun 17/55:25 p.m.
YOW
-
OPO
1 stop23h 35m
KLM
Deal found 26/4C$ 850
Sat 19/128:50 a.m.
OPO
-
YOW
1 stop14h 34m
Air Transat
Fri 1/13:05 p.m.
YOW
-
OPO
1 stop11h 00m
Air Transat
Deal found 27/4C$ 853
Tue 2/66:00 a.m.
OPO
-
YOW
2 stops21h 11m
Air Canada
Thu 11/69:45 p.m.
YOW
-
OPO
1 stop28h 25m
Air Canada
Deal found 25/4C$ 868
Thu 4/611:50 a.m.
OPO
-
YOW
1 stop26h 51m
Air Canada
Wed 10/66:00 a.m.
YOW
-
OPO
1 stop20h 00m
Air Canada
Deal found 25/4C$ 869
Fri 5/65:55 a.m.
OPO
-
YOW
1 stop14h 05m
Air France
Fri 12/65:25 p.m.
YOW
-
OPO
1 stop17h 00m
Air France
Deal found 25/4C$ 871

Find flight deals from Porto to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 April 2026.

Round-trip from

C$ 821
KLM
  • KLM
  • 11/5-18/5
  • 2 total stops
  • 30h 30m total
  • Porto to Ottawa
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto 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 27 April 2026.
Use the filters below to find and compare flights from Porto to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoOttawa

OPO - YOW

OPOYOW

Porto

Mon 11/5

6:30 a.m.-3:00 p.m.

1 stop13h 30m

Ottawa

Mon 18/5

5:25 p.m.-3:25 p.m.

1 stop17h 00m

C$ 821

PortoOttawa

OPO - YOW

OPOYOW

Porto

Mon 11/5

6:30 a.m.-3:00 p.m.

1 stop13h 30m

Ottawa

Mon 18/5

5:25 p.m.-3:25 p.m.

1 stop17h 00m

C$ 847

PortoOttawa

OPO - YOW

OPOYOW

Porto

Thu 4/6

6:00 a.m.-10:11 p.m.

2 stops21h 11m

Ottawa

Mon 8/6

6:45 a.m.-6:50 a.m.

2 stops19h 05m

C$ 847

PortoOttawa

OPO - YOW

OPOYOW

Porto

Sun 10/5

5:55 a.m.-3:00 p.m.

1 stop14h 05m

Ottawa

Sun 17/5

5:25 p.m.-10:00 p.m.

1 stop23h 35m

C$ 850
Quickest round-trip

PortoOttawa

OPO - YOW

OPOYOW

Porto

Thu 11/6

11:50 a.m.-5:16 p.m.

1 stop10h 26m

Ottawa

Mon 15/6

10:50 a.m.-7:00 a.m.

2 stops15h 10m

C$ 883

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/4

Sorted by cheapest first

Best time to book a flight from Porto to Ottawa

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

Related info for your journey

Find useful and relevant information for your journey from Porto to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Porto to Ottawa?

    KLM and Air Canada can get you from Porto to Ottawa in just under 13h 30m. Your travel time can differ by up to 7h 41m. The distance between Porto and Ottawa is about 5279 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Porto 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.

See more FAQs

Travelling to a place near Ottawa?

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

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ottawa from Porto.

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

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

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

Yes, Cheapflights offers price alerts on Porto to Ottawa flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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