Cheap flights from Portland to Ottawa from $125
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Ottawa departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Air Canada flights from Portland to Ottawa
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WestJet flights from Portland to Ottawa
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How to get the cheapest flight ticket from Portland to Ottawa
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Ottawa?
In general, September is the cheapest month to fly from Portland to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $319. The month of August is another great option to travel to Ottawa, with average flight prices from Portland averaging around $336.
What is the cheapest day to depart on your flight to Ottawa?
The cheapest day to depart from Portland to Ottawa is on a Saturday. Travelers who choose to depart for Ottawa on a Saturday will often find tickets for as low as $419. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Ottawa on Sunday is $751.
What is the cheapest time of day to depart on your flight to Ottawa?
In the afternoon is the cheapest time of day to fly from Portland to Ottawa when you can find flight prices for as low as $542. Flying to Ottawa in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $662 on average. Flights to Ottawa from Portland in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
How have Portland to Ottawa flight prices changed over time?
As of June 2025, prices for Portland to Ottawa flights are approximately 31% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Portland to Ottawa?
WestJet, United Airlines, and Air Canada are the most popular carriers operating from Portland to Ottawa
What airlines fly to Ottawa?
Air Canada, United Airlines and Delta are the top three most popular airlines that fly to Ottawa from Portland according to our data. Air Canada is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Ottawa. Keep in mind that there are 5 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.
When to book flights from Portland to Ottawa
Cheap Portland to Ottawa (PDX to YOW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to Ottawa
How far is Portland to Ottawa by plane?
Portland and Ottawa are 2241.5 mi apart from one another. A reasonable flight in good conditions will take 7h 38m.
When did momondo last update prices for flights from Portland Airport to Ottawa Airport?
Prices for flights from Portland Airport to Ottawa Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Ottawa Airport?
As of June 2025, there are 3 operators available to choose from for flights from Portland Airport to Ottawa Airport.
How old do you have to be to fly from Portland Airport to Ottawa Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Portland to Ottawa?
momondo data reveals that the most frequently booked airline on the route from Portland to Ottawa is Air Canada, representing 70% of all bookings. The subsequent popular airlines are United Airlines at 19% and WestJet at 11%.
Best airlines flying from Portland to Ottawa
Compare and see reviews for airlines that fly from Portland to Ottawa with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $296 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $296 | Free Cancellation | Rating 7.1 9,531 reviews | |||
| PriceFrom $319 | Free Cancellation | Rating 7.2 2,868 reviews |
Traveling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Portland to Ottawa?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ottawa from Portland.
Can I find flights from Portland to Ottawa with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Ottawa from Portland with this policy.
How can momondo help me find flights from Portland to Ottawa?
Once all potential Portland to Ottawa flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Portland to Ottawa right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Portland to Ottawa flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.