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Cheap flights from Portland to Ottawa from $263

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 5/1. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Portland to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
2:30 pm - 12:30 pm
PDX
-
YOW
19h 00m
2 stops
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$468WestJet
Tue, May 26 - Sat, Jun 6
WestJet Logo
2:30 pm - 12:30 pm
PDX
-
YOW
19h 00m
2 stops
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$475WestJet
Thu, May 28 - Sat, Jun 13
WestJet Logo
2:30 pm - 5:35 am
PDX
-
YOW
12h 05m
1 stop
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$479WestJet
Tue, May 26 - Wed, Jun 3
WestJet Logo
2:30 pm - 12:30 pm
PDX
-
YOW
19h 00m
2 stops
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$482WestJet
Mon, May 25 - Wed, Jun 3
WestJet Logo
2:30 pm - 5:35 am
PDX
-
YOW
12h 05m
1 stop
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$487WestJet
Thu, May 28 - Sat, Jun 13
Multiple Airlines Logo
7:46 pm - 12:20 am
PDX
-
YOW
25h 34m
2 stops
Multiple Airlines Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$490Multiple Airlines
Thu, Apr 30 - Mon, May 4
WestJet Logo
2:30 pm - 5:35 am
PDX
-
YOW
12h 05m
1 stop
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$496WestJet
Tue, May 26 - Thu, Jun 4
Multiple Airlines Logo
9:46 pm - 12:54 pm
PDX
-
YOW
36h 08m
2 stops
Multiple Airlines Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$497Multiple Airlines
Sun, May 24 - Tue, Jun 2
Multiple Airlines Logo
2:44 pm - 2:33 pm
PDX
-
YOW
44h 49m
2 stops
Multiple Airlines Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$502Multiple Airlines
Thu, May 28 - Sat, Jun 6
WestJet Logo
2:30 pm - 5:35 am
PDX
-
YOW
12h 05m
1 stop
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$504WestJet
Mon, May 25 - Tue, Jun 2

WestJet flights from Portland to Ottawa

Our best WestJet deals on Portland to Ottawa flight tickets
WestJet
May 26
PDX2:30 pmPortland
19h 00m
2 stops
YOW12:30 pmOttawa
Jun 6
YOW7:20 amOttawa
9h 30m
1 stop
PDX1:50 pmPortland
$468
WestJet
May 28
PDX2:30 pmPortland
19h 00m
2 stops
YOW12:30 pmOttawa
Jun 13
YOW7:20 amOttawa
9h 30m
1 stop
PDX1:50 pmPortland
$475
WestJet
May 26
PDX2:30 pmPortland
12h 05m
1 stop
YOW5:35 amOttawa
Jun 3
YOW7:20 amOttawa
9h 30m
1 stop
PDX1:50 pmPortland
$479

momondo Fare Finder

 
Customize your flight search to find flights from Portland 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, momondo users made 832,500 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Portland to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Tue 5/26

2:30 pm-12:30 pm

2 stops19h 00m

Ottawa

Sat 6/6

7:20 am-1:50 pm

1 stop9h 30m

$468

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 5/28

2:30 pm-12:30 pm

2 stops19h 00m

Ottawa

Sat 6/13

7:20 am-1:50 pm

1 stop9h 30m

$475
Quickest round-trip

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Tue 5/26

2:30 pm-5:35 am

1 stop12h 05m

Ottawa

Wed 6/3

7:20 am-1:50 pm

1 stop9h 30m

$479

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Mon 5/25

2:30 pm-12:30 pm

2 stops19h 00m

Ottawa

Wed 6/3

7:20 am-1:50 pm

1 stop9h 30m

$482

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 5/28

2:30 pm-5:35 am

1 stop12h 05m

Ottawa

Sat 6/13

7:20 am-1:50 pm

1 stop9h 30m

$487

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 4/30

7:46 pm-12:20 am

2 stops25h 34m

Ottawa

Mon 5/4

7:20 am-1:50 pm

1 stop9h 30m

$490

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Tue 5/26

2:30 pm-5:35 am

1 stop12h 05m

Ottawa

Thu 6/4

7:20 am-1:50 pm

1 stop9h 30m

$496

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sun 5/24

9:46 pm-12:54 pm

2 stops36h 08m

Ottawa

Tue 6/2

7:20 am-1:50 pm

1 stop9h 30m

$497

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 5/28

2:44 pm-2:33 pm

2 stops44h 49m

Ottawa

Sat 6/6

7:20 am-1:50 pm

1 stop9h 30m

$502

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Mon 5/25

2:30 pm-5:35 am

1 stop12h 05m

Ottawa

Tue 6/2

7:20 am-1:50 pm

1 stop9h 30m

$504

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

How have Portland to Ottawa flight prices changed over time?

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

Fastest flight time

7h 33m

Direct flights

None
The fastest flight from Portland to Ottawa takes 7h 33m
There are no direct flights from Portland to Ottawa. There are no popular flight routes from Portland to Ottawa.
Search flight deals

  • 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 33m.

  • 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 $148Free CancellationRating
7.4
9,455 reviews
Search United Airlines flights
Air CanadaPriceFrom $300Free CancellationRating
7.1
10,830 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
Pembroke
Calabogie
Petawawa
Smiths Falls
Brockville
Perth
Prescott
Winchester
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.

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