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Cheap flights from Portland to Ottawa from $200

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 6/4. 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

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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
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$337WestJet
Wed, Aug 5 - Wed, Aug 12
WestJet Logo
2:30 pm - 12:40 am
PDX
-
YOW
7h 10m
1 stop
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$342WestJet
Sat, Aug 22 - Tue, Aug 25
WestJet Logo
2:30 pm - 12:40 am
PDX
-
YOW
7h 10m
1 stop
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$343WestJet
Sat, Aug 22 - Wed, Aug 26
WestJet Logo
2:30 pm - 12:40 am
PDX
-
YOW
7h 10m
1 stop
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
$356WestJet
Wed, Aug 5 - Mon, Aug 10
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
$370WestJet
Thu, Aug 27 - Tue, Sep 1
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
$374WestJet
Sat, Aug 22 - Tue, Aug 25
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
$376WestJet
Wed, Jul 29 - Mon, Aug 3
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
$383WestJet
Thu, Aug 27 - Tue, Sep 1
WestJet Logo
2:30 pm - 12:30 pm
PDX
-
YOW
19h 00m
2 stops
WestJet Logo
6:55 am - 1:50 pm
YOW
-
PDX
9h 55m
2 stops
$394WestJet
Sat, Aug 22 - Wed, Aug 26
WestJet Logo
2:30 pm - 12:30 pm
PDX
-
YOW
19h 00m
2 stops
WestJet Logo
6:55 am - 1:50 pm
YOW
-
PDX
9h 55m
2 stops
$399WestJet
Wed, Aug 5 - Mon, Aug 10

United Airlines flights from Portland to Ottawa

Our best United Airlines deals on Portland to Ottawa flight tickets
United Airlines
Oct 10
PDX10:35 pmPortland
7h 36m
1 stop
YOW9:11 amOttawa
Oct 14
YOW2:48 pmOttawa
9h 25m
1 stop
PDX9:13 pmPortland
$498
United Airlines
Sep 16
PDX8:29 amPortland
10h 06m
1 stop
YOW9:35 pmOttawa
Sep 18
YOW6:00 pmOttawa
18h 54m
1 stop
PDX9:54 amPortland
$506
United Airlines
Oct 1
PDX10:35 pmPortland
7h 36m
1 stop
YOW9:11 amOttawa
Oct 6
YOW6:00 pmOttawa
18h 54m
1 stop
PDX9:54 amPortland
$510

WestJet flights from Portland to Ottawa

Our best WestJet deals on Portland to Ottawa flight tickets
WestJet
Aug 5
PDX2:30 pmPortland
7h 10m
1 stop
YOW12:40 amOttawa
Aug 12
YOW7:20 amOttawa
9h 30m
1 stop
PDX1:50 pmPortland
$337
WestJet
Aug 22
PDX2:30 pmPortland
7h 10m
1 stop
YOW12:40 amOttawa
Aug 25
YOW7:20 amOttawa
9h 30m
1 stop
PDX1:50 pmPortland
$342
WestJet
Aug 22
PDX2:30 pmPortland
7h 10m
1 stop
YOW12:40 amOttawa
Aug 26
YOW7:20 amOttawa
9h 30m
1 stop
PDX1:50 pmPortland
$343

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 May 10, 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

Wed 8/5

2:30 pm-12:40 am

1 stop7h 10m

Ottawa

Wed 8/12

7:20 am-1:50 pm

1 stop9h 30m

$337

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sat 8/22

2:30 pm-12:40 am

1 stop7h 10m

Ottawa

Tue 8/25

7:20 am-1:50 pm

1 stop9h 30m

$342

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sat 8/22

2:30 pm-12:40 am

1 stop7h 10m

Ottawa

Wed 8/26

7:20 am-1:50 pm

1 stop9h 30m

$343

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Wed 8/5

2:30 pm-12:40 am

1 stop7h 10m

Ottawa

Mon 8/10

7:20 am-1:50 pm

1 stop9h 30m

$356

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 8/27

2:30 pm-12:40 am

1 stop7h 10m

Ottawa

Tue 9/1

6:00 am-1:50 pm

1 stop10h 50m

$370

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sat 8/22

2:30 pm-12:40 am

1 stop7h 10m

Ottawa

Tue 8/25

6:55 am-1:50 pm

2 stops9h 55m

$374

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Wed 7/29

2:30 pm-12:40 am

1 stop7h 10m

Ottawa

Mon 8/3

6:55 am-1:50 pm

2 stops9h 55m

$376

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 8/27

2:30 pm-12:40 am

1 stop7h 10m

Ottawa

Tue 9/1

6:55 am-1:50 pm

2 stops9h 55m

$383

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sat 8/22

2:30 pm-12:30 pm

2 stops19h 00m

Ottawa

Wed 8/26

6:55 am-1:50 pm

2 stops9h 55m

$394

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Wed 8/5

2:30 pm-12:30 pm

2 stops19h 00m

Ottawa

Mon 8/10

6:55 am-1:50 pm

2 stops9h 55m

$399

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?

What is the cheapest month to fly to Ottawa?

In general, February 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 $0. The month of August is another great option to travel to Ottawa, with average flight prices from Portland averaging around $440.

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 10m

Direct flights

None
The fastest flight from Portland to Ottawa takes 7h 10m
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 10m.

  • 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
Air CanadaPriceFrom $300Free CancellationRating
7.1
11,012 reviews
Search Air Canada flights
United AirlinesPriceFrom $365Free CancellationRating
7.4
9,694 reviews
Search United Airlines flights

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Petawawa
Smiths Falls
Brockville
Calabogie
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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