Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Portland to Ottawa from $109

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 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Portland to Ottawa

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Portland to Ottawa.
WestJet Logo
1:45 pm - 12:41 amPDX-YOW
7h 56m1 stop
WestJet Logo
6:00 am - 12:52 pmYOW-PDX
9h 52m1 stop
$247WestJet
Find Deal
Fri, Jun 6 - Thu, Jun 12
WestJet Logo
1:45 pm - 12:41 amPDX-YOW
7h 56m1 stop
WestJet Logo
6:00 am - 12:52 pmYOW-PDX
9h 52m1 stop
$256WestJet
Find Deal
Fri, Jun 27 - Tue, Jul 1
WestJet Logo
1:45 pm - 12:41 amPDX-YOW
7h 56m1 stop
WestJet Logo
7:50 am - 12:52 pmYOW-PDX
8h 02m1 stop
$257WestJet
Find Deal
Thu, Jun 12 - Sun, Jun 22
WestJet Logo
1:45 pm - 5:25 amPDX-YOW
12h 40m2 stops
WestJet Logo
5:55 am - 12:52 pmYOW-PDX
9h 57m2 stops
$263WestJet
Find Deal
Fri, Jun 6 - Thu, Jun 12
 Logo
1:45 pm - 5:25 amPDX-YOW
12h 40m2 stops
 Logo
5:45 am - 7:20 pmYOW-PDX
16h 35m2 stops
Fri, Jun 27 - Tue, Jul 1
 Logo
1:45 pm - 5:25 amPDX-YOW
12h 40m2 stops
 Logo
2:10 pm - 12:52 pmYOW-PDX
25h 42m3 stops
Fri, Jun 6 - Thu, Jun 12
Air Canada Logo
7:40 pm - 8:19 amPDX-YOW
9h 39m1 stop
Air Canada Logo
6:00 pm - 10:56 pmYOW-PDX
7h 56m1 stop
$355Air Canada
Find Deal
Thu, Jun 26 - Wed, Jul 2
Air Canada Logo
6:15 am - 7:26 pmPDX-YOW
10h 11m2 stops
Air Canada Logo
11:55 am - 6:46 pmYOW-PDX
9h 51m2 stops
$372Air Canada
Find Deal
Sat, Jun 28 - Mon, Jun 30
United Airlines Logo
7:00 am - 9:10 pmPDX-YOW
11h 10m2 stops
United Airlines Logo
5:15 am - 6:45 pmYOW-PDX
16h 30m3 stops
$906United Airlines
Find Deal
Sat, Jun 28 - Sat, Jul 5
United Airlines Logo
6:43 pm - 2:42 pmPDX-YOW
16h 59m2 stops
United Airlines Logo
5:15 am - 6:45 pmYOW-PDX
16h 30m3 stops
$958United Airlines
Find Deal
Thu, Jun 12 - Tue, Jul 1

WestJet flights from Portland to Ottawa

Our best WestJet deals on Portland to Ottawa flight tickets
WestJet
Jun 6
PDX1:45 pmPortland
7h 56m
1 stop
YOW12:41 amOttawa
Jun 12
YOW6:00 amOttawa
9h 52m
1 stop
PDX12:52 pmPortland
WestJet
Jun 27
PDX1:45 pmPortland
7h 56m
1 stop
YOW12:41 amOttawa
Jul 1
YOW6:00 amOttawa
9h 52m
1 stop
PDX12:52 pmPortland
WestJet
Jun 12
PDX1:45 pmPortland
7h 56m
1 stop
YOW12:41 amOttawa
Jun 22
YOW7:50 amOttawa
8h 02m
1 stop
PDX12:52 pmPortland

Air Canada flights from Portland to Ottawa

Our best Air Canada deals on Portland to Ottawa flight tickets
Air Canada
Jun 26
PDX7:40 pmPortland
9h 39m
1 stop
YOW8:19 amOttawa
Jul 2
YOW6:00 pmOttawa
7h 56m
1 stop
PDX10:56 pmPortland
Air Canada
Jun 28
PDX6:15 amPortland
10h 11m
2 stops
YOW7:26 pmOttawa
Jun 30
YOW11:55 amOttawa
9h 51m
2 stops
PDX6:46 pmPortland
Air Canada
Apr 18
PDX7:00 amPortland
7h 06m
1 stop
YOW5:06 pmOttawa
Apr 21
YOW6:00 pmOttawa
18h 35m
2 stops
PDX9:35 amPortland

See travel insights to Ottawa from

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 $392. The month of August is another great option to travel to Ottawa, with average flight prices from Portland averaging around $412.

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 April 2025, prices for Portland to Ottawa flights are approximately 76% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Ottawa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

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

Best Price Found

$109

Fastest flight time

7h 06m

Direct flights

None

Airports in Ottawa

1 airport
The best one-way flight to Ottawa from Portland in the past 72 hours is $109. The best round-trip flight deal from Portland to Ottawa found on momondo in the last 72 hours is $247.
The fastest flight from Portland to Ottawa takes 7h 06m
There are no direct flights from Portland to Ottawa. Popular non-direct route for this connection is Portland Airport - Ottawa Airport.
There is 1 airport near Ottawa: Ottawa (YOW)

  • 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 06m.

  • 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?

  • 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?


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
United AirlinesPriceFrom $296Free CancellationRating
7.4
8,615 reviews
Search United Airlines flights
Air CanadaPriceFrom $296Free CancellationRating
7.0
9,013 reviews
Search Air Canada flights

Traveling to a place near Ottawa?

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

Why 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.


An easier way to manage your Ottawa trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 4/7
Mon 4/14

Find better results for your trip to Canada