Cheap Flights from Ottawa (YOWA) to Portland (PDX)

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

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Flight deals from Ottawa to Portland

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

Find the cheapest month to fly from Ottawa to Portland

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

Ottawa to Portland: Alternative routes

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

Ottawa to Portland: Flight information

The things to know before you go.
Cheapest flight found£309
Cheapest month to flyFebruary

Finding cheap flights from Ottawa to Portland: Frequently asked questions

The best price we found for a return flight from Ottawa to Portland is £309. 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 to Portland. But we found flights with one stop from £309.
As of December 2025, there are no flights flying from Ottawa to Portland.
The cheapest month to fly from Ottawa to Portland is usually February.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Ottawa to Portland Airport on Wednesday, 4 February 2026.
No airlines currently offer direct flights between Ottawa and Portland 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 Portland 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 Portland is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Portland is WestJet .

Travelling from Ottawa to Portland International Airport (PDX): What you need to know

  • Ottawa's main base, Ottawa/Macdonald-Cartier International Airport (YOW), is where plenty of awesome adventures begin. Explore the departure options from here when planning your flight from Ottawa to Portland International Airport (PDX).

  • Portland International Airport is located in Portland. The city follows the UTC-7 timezone and is three hours behind Ottawa.

  • Your flight from Ottawa to PDX won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • Longer lines at security and check-in are likely if you're flying during high season, so allow a little extra breathing room. The recommendation for peak periods? Arrive up to four hours early for international flights and two hours for domestic departures.

Airports in Ottawa

Ottawa Gatineau Airport (YND)

  • Located around 24 kms (15 miles) from the centre of Ottawa, YND can be reached in about 20 minutes by car (depending on traffic). The journey by public transport will take roughly 1 hour 40 minutes.

  • Booked an early flight from Ottawa to Portland International Airport? Stay somewhere close to Ottawa Gatineau Airport, such as Meilleure Auberge. Lovely Room 4mins From Gatineau-Ottawa Airport will also have you moments from the terminal.

Ottawa/Macdonald-Cartier International Airport (YOW)

  • You can get to YOW from the centre of Ottawa in about 20 minutes by car, depending on traffic conditions. The journey on public transport takes roughly 45 minutes to travel the 13 kms (8 miles) or so.

  • Got an early start? You might like to check in to one of these hotels near Ottawa/Macdonald-Cartier International Airport the day before your Ottawa to PDX flight:

  • When it comes to keeping flights on track, Ottawa/Macdonald-Cartier International Airport has an on-time arrival rate of 58.21%.

  • You'll find YOW at 50 Airport Road.

About Portland International Airport (PDX)

Getting from Portland International Airport (PDX) to central Portland

  • Central Portland is about 6 miles from Portland International Airport. Travel times by car hire or cab will vary based on traffic conditions and time of day, so do a little research ahead of your trip.

  • Travelling on public transport takes around 45 minutes.

How to find the cheapest flights from Ottawa to Portland International Airport (PDX)

  • £158 is the best price for a one-way ticket from Ottawa to Portland International Airport. A return flight starts at £309. These prices can change depending on availability.

  • Don't wait until the last minute. You're more likely to walk away with cheap flights from Ottawa to PDX if you book in advance. Airlines often offer some amazing early bird deals.

  • Cheap Ottawa to Portland International Airport tickets are easier to find if your travel dates are flexible. Use the 'Whole month' search function to compare fares throughout the month and then fly out on the cheapest day.

  • Snapping up a cheap plane ticket from Ottawa to PDX is a breeze with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know when there's a price drop.

  • Tailor your flights using filters. Pick your ideal arrival and departure times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Ottawa to Portland International Airport.

The best time to fly from Ottawa to Portland International Airport (PDX)

  • May is the quietest month for flights from Ottawa to Portland International Airport (PDX), while July is the most popular. Pick the ideal time to go to Portland based on whether you prefer a lively atmosphere or a more laid-back vibe.

  • Book an Ottawa to PDX plane ticket departing in August if you want to visit the city during its warmest month. You can expect temperatures in Portland to range from 12ºC (54ºF) to 31ºC (88ºF).

  • December sees temperatures of between 0ºC (32ºF) and 9ºC (48ºF). Search for cheap tickets from Ottawa to Portland International Airport around that time if you want to travel in cooler conditions.

More about Portland

  • Start your Portland trip off on the right foot by choosing the perfect place to stay. As soon as you've booked your flight from Ottawa to Portland International Airport, explore our selection of hotels including:

  • Portland Japanese Garden and Voodoo Doughnut are just two of the popular attractions to put on your Portland must-do list. Keep the adventure rolling by checking out Great Northwest.

Explore more of the United States

  • Portland has plenty going for it, but there are so many other corners of the United States just waiting to be explored. Around 225 kms (140 miles) north of Portland, a visit to Seattle will keep you busy. Start with leading attractions like Pike Place Market, Space Needle and Seattle Skyline.

  • If you're interested in discovering another major destination in the United States, head for Tacoma, about 193 kms (120 miles) north of Portland. LeMay - America's Car Museum, Chihuly Bridge of Glass and Point Defiance Park are the start of reasons to visit.

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