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Cheap flights from Portland to Ottawa from $249

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 6/24. 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

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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 - 12:40 am
PDX
-
YOW
7h 10m
1 stop
WestJet Logo
6:55 am - 1:50 pm
YOW
-
PDX
9h 55m
2 stops
$437WestJet
Tue, Sep 1 - Wed, Sep 2
WestJet Logo
2:30 pm - 12:40 am
PDX
-
YOW
7h 10m
1 stop
WestJet Logo
6:00 am - 1:50 pm
YOW
-
PDX
10h 50m
1 stop
$454WestJet
Tue, Sep 1 - Wed, Sep 2
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
$476WestJet
Fri, May 22 - Mon, May 25
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
$484WestJet
Fri, May 22 - Mon, May 25
Multiple Airlines Logo
2:50 pm - 5:15 pm
PDX
-
YOW
23h 25m
2 stops
Multiple Airlines Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$486Multiple Airlines
Thu, May 7 - Sun, May 10
WestJet Logo
2:30 pm - 5:15 pm
PDX
-
YOW
23h 45m
1 stop
WestJet Logo
1:20 pm - 1:50 pm
YOW
-
PDX
27h 30m
1 stop
$489WestJet
Wed, May 6 - Sat, May 9
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
$494WestJet
Thu, May 21 - Mon, May 25
WestJet Logo
2:30 pm - 5:35 am
PDX
-
YOW
12h 05m
1 stop
WestJet Logo
8:15 pm - 1:50 pm
YOW
-
PDX
20h 35m
1 stop
$497WestJet
Fri, Aug 14 - Wed, Aug 19
WestJet Logo
2:30 pm - 5:35 am
PDX
-
YOW
12h 05m
1 stop
WestJet Logo
8:15 pm - 1:50 pm
YOW
-
PDX
20h 35m
1 stop
$498WestJet
Wed, Aug 19 - Mon, Aug 24
Multiple Airlines Logo
9:50 pm - 4:50 pm
PDX
-
YOW
16h 00m
1 stop
Multiple Airlines Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$500Multiple Airlines
Thu, May 28 - Thu, Jun 4

WestJet flights from Portland to Ottawa

Our best WestJet deals on Portland to Ottawa flight tickets
WestJet
Sep 5
PDX2:30 pmPortland
7h 10m
1 stop
YOW12:40 amOttawa
Sep 15
YOW8:15 pmOttawa
20h 35m
1 stop
PDX1:50 pmPortland
$381
WestJet
Sep 5
PDX2:30 pmPortland
7h 10m
1 stop
YOW12:40 amOttawa
Sep 15
YOW6:15 pmOttawa
22h 35m
2 stops
PDX1:50 pmPortland
$408
WestJet
Sep 5
PDX2:30 pmPortland
19h 00m
2 stops
YOW12:30 pmOttawa
Sep 15
YOW6:15 pmOttawa
22h 35m
2 stops
PDX1:50 pmPortland
$431

American Airlines flights from Portland to Ottawa

Our best American Airlines deals on Portland to Ottawa flight tickets
American Airlines
Apr 16
PDX12:59 amPortland
14h 27m
2 stops
YOW6:26 pmOttawa
Apr 21
YOW6:45 amOttawa
20h 12m
2 stops
PDX11:57 pmPortland
$865
American Airlines
Apr 23
PDX11:47 pmPortland
15h 39m
2 stops
YOW6:26 pmOttawa
Apr 25
YOW10:00 amOttawa
16h 57m
2 stops
PDX11:57 pmPortland
$891

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 April 15, 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
Quickest round-trip

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Tue 9/1

2:30 pm-12:40 am

1 stop7h 10m

Ottawa

Wed 9/2

6:55 am-1:50 pm

2 stops9h 55m

$437

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Tue 9/1

2:30 pm-12:40 am

1 stop7h 10m

Ottawa

Wed 9/2

6:00 am-1:50 pm

1 stop10h 50m

$454

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Fri 5/22

2:30 pm-12:30 pm

2 stops19h 00m

Ottawa

Mon 5/25

7:20 am-1:50 pm

1 stop9h 30m

$476

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Fri 5/22

2:30 pm-5:35 am

1 stop12h 05m

Ottawa

Mon 5/25

7:20 am-1:50 pm

1 stop9h 30m

$484

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 5/7

2:50 pm-5:15 pm

2 stops23h 25m

Ottawa

Sun 5/10

7:20 am-1:50 pm

1 stop9h 30m

$486

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Wed 5/6

2:30 pm-5:15 pm

1 stop23h 45m

Ottawa

Sat 5/9

1:20 pm-1:50 pm

1 stop27h 30m

$489

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 5/21

2:30 pm-5:35 am

1 stop12h 05m

Ottawa

Mon 5/25

7:20 am-1:50 pm

1 stop9h 30m

$494

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Fri 8/14

2:30 pm-5:35 am

1 stop12h 05m

Ottawa

Wed 8/19

8:15 pm-1:50 pm

1 stop20h 35m

$497

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Wed 8/19

2:30 pm-5:35 am

1 stop12h 05m

Ottawa

Mon 8/24

8:15 pm-1:50 pm

1 stop20h 35m

$498

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 5/28

9:50 pm-4:50 pm

1 stop16h 00m

Ottawa

Thu 6/4

7:20 am-1:50 pm

1 stop9h 30m

$500

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Portland and Ottawa?

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 09m

Direct flights

None
The fastest flight from Portland to Ottawa takes 7h 09m
There are no direct flights from Portland to Ottawa. There are no popular flight routes from Portland to Ottawa.
Search flight deals

Frequently asked questions about flying 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 09m.

  • 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
9,589 reviews
Search United Airlines flights
Air CanadaPriceFrom $300Free CancellationRating
7.1
10,926 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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