Cheap Flights from Ottawa International to Lisbon

Compare Ottawa International to Lisbon flight deals

Find the cheapest month or even day of the year to fly to Lisbon

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Flight deals from Ottawa International to Lisbon

Looking for a cheap last-minute deal or the best return flight from Ottawa International to Lisbon? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Ottawa International to Lisbon

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ottawa International to Lisbon flights are currently cheapest in October.

Ottawa International to Lisbon: Alternative routes

Compare routes from Ottawa International to Lisbon below. You may find an airport to fly into that's cheaper, faster, or easier than Lisbon.

Ottawa to Lisbon: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 993
Cheapest month to flyOctober

Finding cheap flights from Ottawa International to Lisbon: Frequently asked questions

The best price we found for a return flight from Ottawa International to Lisbon is ر.ق.‏ 1,813. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Ottawa International to Lisbon. But we found flights with one or more stops from ر.ق.‏ 1,813.
As of September 2025, there are no flights flying from Ottawa International to Lisbon.
The cheapest month to fly from Ottawa International to Lisbon is usually January.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ottawa International Airport to Lisbon Airport on Tuesday, 20 January 2026.
No airlines currently offer direct flights between Ottawa International Airport and Lisbon Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Lisbon but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Lisbon is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air Canada offers the cheapest flight tickets to Lisbon.

Flying from Ottawa/Macdonald-Cartier International Airport (YOW) to Lisbon Portela Airport (LIS): what you need to know

  • Lisbon is four hours ahead of Ottawa and observes the UTC+0 timezone.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to board your YOW to LIS flight.

  • During popular months such as July, you'll want to get to the airport well in advance. Arrive two hours before domestic departures and four hours ahead of an international flight whenever you're flying during a peak period in general.

How to find the cheapest flights from Ottawa/Macdonald-Cartier International Airport (YOW) to Lisbon Portela Airport (LIS)

  • The cheapest price we've found for a one-way Ottawa/Macdonald-Cartier International Airport to Lisbon Portela Airport flight is ر.ق.‏ 993. A round-trip plane ticket right now is ر.ق.‏ 1,814. Depending on the availability when you book, these fares could change.

  • It's a good idea to book ahead of time if you want to get cheap tickets from YOW to LIS. That's because flight prices are based on demand, which tends to increase closer to departure.

  • Getting cheap flights from Ottawa/Macdonald-Cartier International Airport to Lisbon Portela Airport is easier if you can be flexible with your travel plans. Use the 'Whole month' search tool to see the lowest prices throughout the month and snap up a great deal.

  • Picking up cheap flights from YOW to LIS couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know when a new discounted fare appears.

  • Discover the ideal flight for you with the help of the filters. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Ottawa/Macdonald-Cartier International Airport to Lisbon Portela Airport, use the 'Sort by' tool. You can also filter by arrival and departure times, airline, and journey duration.

Handy information about Ottawa/Macdonald-Cartier International Airport (YOW)

  • You'll find YOW at 50 Airport Road.

  • When it comes to the on-time performance of Ottawa/Macdonald-Cartier International Airport, data shows 58.21% of flights stick to their scheduled arrival time.

  • To get to Ottawa/Macdonald-Cartier International Airport from central Ottawa, it'll take about 20 minutes if you're planning to drive. Of course, this depends on traffic. It's approximately 13 kilometres from the airport to the city centre.

  • You can expect a journey time of around 45 minutes when using public transport.

  • Need a convenient hotel close to YOW? If you've booked an early flight from Ottawa/Macdonald-Cartier International Airport to Lisbon Portela Airport, these stays will have you moments from your check-in counter:

Arriving at Lisbon Portela Airport (LIS)

  • The last thing you want is a lengthy journey to your hotel if you're getting in late on an Ottawa/Macdonald-Cartier International Airport to Lisbon Portela Airport flight. Book one of these accommodation options near LIS instead:

  • Follow your own route with a Lisbon Portela Airport rental car. Pick up your wheels from Klass Wagen, Goldcar or OK Mobility and experience more of Lisbon and beyond.

  • Secure the lowest price by booking your vehicle from Lisbon Portela Airport about two weeks ahead of your trip.

Getting from Lisbon Portela Airport (LIS) to central Lisbon

  • From Lisbon Portela Airport, Lisbon is approximately 10 kilometres away. It takes around 20 minutes to get to the centre driving.

  • It takes roughly 1 hour if you're travelling on public transport.

When to fly to Lisbon Portela Airport (LIS)

  • It's time to pick your trip dates for your flight from Ottawa/Macdonald-Cartier International Airport to Lisbon Portela Airport. June is the busiest month to visit Lisbon. If you're after a more relaxed vibe, go in January.

  • The warmest month in Lisbon is August, with the temperature ranging between 16ºC and 29ºC. Book your flights from Ottawa/Macdonald-Cartier International Airport to Lisbon Portela Airport in this month if this is the kind of weather you like.

  • Search for cheap tickets from YOW to LIS in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 8ºC and 16ºC on average.

Explore more of Portugal

  • Porto is just one of the many places in Portugal waiting to be discovered once you've taken in the sights of Lisbon. Around 274 kilometres away to the north, its top attractions include Livraria Lello, Ribeira District and The Douro River.

  • Amadora is another essential stop in Portugal and is around 8 kilometres north-west of Lisbon. No journey is complete without seeing Jardim Porta do Viveiro Alfragide, Jardim Caracol do Victor Alfragide and Jardim e estatua Eduardo Jorge.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.