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Cheap flights from Porto to Ottawa from C$ 523

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — YOW
24 Aug — 31 Aug1
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 25 July 2026.

Tue 1/126:00 a.m.
OPO
-
YOW
2 stops20h 50m
Air Canada
Wed 9/129:00 a.m.
YOW
-
OPO
2 stops21h 15m
Air Canada
Deal found 21/7C$ 862
Thu 17/96:00 a.m.
OPO
-
YOW
2 stops21h 10m
Air Canada
Mon 21/96:45 a.m.
YOW
-
OPO
2 stops19h 15m
Air Canada
Deal found 22/7C$ 892
Thu 17/96:00 a.m.
OPO
-
YOW
2 stops21h 35m
United Airlines
Mon 21/95:20 p.m.
YOW
-
OPO
2 stops31h 55m
United Airlines
Deal found 24/7C$ 922

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 25 July 2026.

Round-trip from

C$ 862

One-way from

C$ 523
Air Canada
  • Air Canada
  • 1/12-9/12
  • 4 total stops
  • 42h 05m total
  • Porto to Ottawa
Search Deals
15/9
  • 15/9
  • 3 total stops
  • 48h 45m 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 25 July 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

Thu 17/9

6:00 a.m.-10:35 p.m.

2 stops21h 35m

Ottawa

Mon 21/9

5:20 p.m.-6:15 a.m.

2 stops31h 55m

C$ 922

PortoOttawa

OPO - YOW

OPOYOW

Porto

Thu 17/9

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

2 stops15h 02m

Ottawa

Mon 21/9

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

1 stop11h 15m

C$ 923
Quickest round-trip

PortoOttawa

OPO - YOW

OPOYOW

Porto

Fri 7/8

1:30 p.m.-8:40 p.m.

1 stop12h 10m

Ottawa

Tue 11/8

2:15 p.m.-6:45 a.m.

1 stop11h 30m

C$ 986

PortoOttawa

OPO - YOW

OPOYOW

Porto

Thu 6/8

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

2 stops15h 02m

Ottawa

Mon 24/8

9:30 p.m.-7:00 a.m.

1 stop28h 30m

C$ 1,029
Cheapest one-way

PortoOttawa

OPO - YOW

OPOYOW

Porto

Tue 15/9

10:30 p.m.-6:15 p.m.

3 stops48h 45m

C$ 523
Quickest one-way

PortoOttawa

OPO - YOW

OPOYOW

Porto

Tue 15/9

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

1 stop14h 10m

C$ 533

PortoOttawa

OPO - YOW

OPOYOW

Porto

Tue 27/10

12:40 p.m.-12:42 a.m.

2 stops16h 02m

C$ 590

PortoOttawa

OPO - YOW

OPOYOW

Porto

Tue 27/10

9:25 p.m.-5:58 p.m.

3 stops48h 33m

C$ 641

PortoOttawa

OPO - YOW

OPOYOW

Porto

Tue 15/9

10:30 p.m.-5:10 p.m.

2 stops23h 40m

C$ 855

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/7

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?

    United Airlines and Air Canada can get you from Porto to Ottawa in just under 15h 02m. Your travel time can differ by up to 6h 33m. 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
Prescott
Wakefield
Pembroke
Smiths Falls

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Porto to Ottawa. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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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