What is the cheapest airline that flies from Portland to Ottawa?

Air Canada and WestJet are the most popular carriers operating from Portland to Ottawa

When did momondo last update prices for flights from Portland Airport to Ottawa Airport?

Prices for flights from Portland Airport to Ottawa Airport refresh daily.

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 travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 173 Cheap Flights from Portland to Ottawa in 2025/26

1 adult

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Find the cheapest flights from Portland to Ottawa

Round-trip

One-way

Cheap round-trip flights

7:40 p.m. - 8:23 a.m.PDX-YOW

9h 43m1 stop

6:00 p.m. - 11:01 p.m.YOW-PDX

8h 01m1 stop

C$ 433Air Canada

Find Deal

Sat, 11 Oct - Sat, 18 Oct

5:15 p.m. - 9:11 a.m.PDX-YOW

12h 56m2 stops

2:48 p.m. - 9:26 p.m.YOW-PDX

9h 38m1 stop

C$ 453United Airlines

Find Deal

Sat, 11 Oct - Sat, 18 Oct

11:55 p.m. - 5:06 p.m.PDX-YOW

14h 11m2 stops

10:25 a.m. - 7:28 p.m.YOW-PDX

12h 03m2 stops

C$ 460United Airlines

Find Deal

Sat, 11 Oct - Sat, 18 Oct

7:00 p.m. - 6:43 a.m.PDX-YOW

8h 43m1 stop

9:15 a.m. - 6:30 p.m.YOW-PDX

12h 15m2 stops

C$ 605Air Canada

Find Deal

Tue, 10 Mar - Wed, 11 Mar

11:55 p.m. - 10:07 a.m.PDX-YOW

7h 12m1 stop

2:05 p.m. - 12:19 a.m.YOW-PDX

13h 14m2 stops

C$ 624United Airlines

Find Deal

Tue, 10 Mar - Wed, 11 Mar

7:00 p.m. - 6:43 a.m.PDX-YOW

8h 43m1 stop

7:45 a.m. - 2:45 p.m.YOW-PDX

10h 00m1 stop

C$ 627Air Canada

Find Deal

Sun, 7 Dec - Fri, 12 Dec

7:00 p.m. - 11:18 a.m.PDX-YOW

13h 18m2 stops

2:50 p.m. - 9:15 a.m.YOW-PDX

21h 25m2 stops

C$ 638Air Canada

Find Deal

Tue, 10 Mar - Wed, 11 Mar

7:00 p.m. - 6:43 a.m.PDX-YOW

8h 43m1 stop

7:15 a.m. - 6:30 p.m.YOW-PDX

14h 15m2 stops

C$ 644Air Canada

Find Deal

Sun, 7 Dec - Fri, 12 Dec

1:45 p.m. - 6:45 a.m.PDX-YOW

14h 00m1 stop

7:15 p.m. - 1:05 p.m.YOW-PDX

20h 50m1 stop

C$ 799WestJet

Find Deal

Thu, 9 Oct - Sun, 12 Oct

1:45 p.m. - 4:19 p.m.PDX-YOW

23h 34m2 stops

5:15 p.m. - 1:05 p.m.YOW-PDX

22h 50m2 stops

C$ 800WestJet

Find Deal

Thu, 9 Oct - Sun, 12 Oct

WestJet flights from Portland to Ottawa

Our best WestJet deals on Portland to Ottawa flight tickets

WestJet

9 Oct

PDX1:45 p.m.Portland

14h 00m

1 stop

YOW6:45 a.m.Ottawa

12 Oct

YOW7:15 p.m.Ottawa

20h 50m

1 stop

PDX1:05 p.m.Portland

C$ 799

Find similar

WestJet

9 Oct

PDX1:45 p.m.Portland

23h 34m

2 stops

YOW4:19 p.m.Ottawa

12 Oct

YOW5:15 p.m.Ottawa

22h 50m

2 stops

PDX1:05 p.m.Portland

C$ 800

Find similar

WestJet

9 Oct

PDX1:45 p.m.Portland

7h 55m

1 stop

YOW12:40 a.m.Ottawa

12 Oct

YOW7:50 a.m.Ottawa

8h 15m

1 stop

PDX1:05 p.m.Portland

C$ 824

Find similar

United Airlines flights from Portland to Ottawa

Our best United Airlines deals on Portland to Ottawa flight tickets

United Airlines

11 Oct

PDX5:15 p.m.Portland

12h 56m

2 stops

YOW9:11 a.m.Ottawa

18 Oct

YOW2:48 p.m.Ottawa

9h 38m

1 stop

PDX9:26 p.m.Portland

C$ 453

Find similar

United Airlines

11 Oct

PDX11:55 p.m.Portland

14h 11m

2 stops

YOW5:06 p.m.Ottawa

18 Oct

YOW10:25 a.m.Ottawa

12h 03m

2 stops

PDX7:28 p.m.Portland

C$ 460

Find similar

United Airlines

10 Mar

PDX11:55 p.m.Portland

7h 12m

1 stop

YOW10:07 a.m.Ottawa

11 Mar

YOW2:05 p.m.Ottawa

13h 14m

2 stops

PDX12:19 a.m.Portland

C$ 624

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sat 11/10

7:40 p.m.-8:23 a.m.

1 stop9h 43m

Ottawa

Sat 18/10

6:00 p.m.-11:01 p.m.

1 stop8h 01m

C$ 433

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sat 11/10

5:15 p.m.-9:11 a.m.

2 stops12h 56m

Ottawa

Sat 18/10

2:48 p.m.-9:26 p.m.

1 stop9h 38m

C$ 453

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sat 11/10

11:55 p.m.-5:06 p.m.

2 stops14h 11m

Ottawa

Sat 18/10

10:25 a.m.-7:28 p.m.

2 stops12h 03m

C$ 460

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Tue 10/3

7:00 p.m.-6:43 a.m.

1 stop8h 43m

Ottawa

Wed 11/3

9:15 a.m.-6:30 p.m.

2 stops12h 15m

C$ 605

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Tue 10/3

11:55 p.m.-10:07 a.m.

1 stop7h 12m

Ottawa

Wed 11/3

2:05 p.m.-12:19 a.m.

2 stops13h 14m

C$ 624

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sun 7/12

7:00 p.m.-6:43 a.m.

1 stop8h 43m

Ottawa

Fri 12/12

7:45 a.m.-2:45 p.m.

1 stop10h 00m

C$ 627

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Tue 10/3

7:00 p.m.-11:18 a.m.

2 stops13h 18m

Ottawa

Wed 11/3

2:50 p.m.-9:15 a.m.

2 stops21h 25m

C$ 638

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Sun 7/12

7:00 p.m.-6:43 a.m.

1 stop8h 43m

Ottawa

Fri 12/12

7:15 a.m.-6:30 p.m.

2 stops14h 15m

C$ 644

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 9/10

1:45 p.m.-6:45 a.m.

1 stop14h 00m

Ottawa

Sun 12/10

7:15 p.m.-1:05 p.m.

1 stop20h 50m

C$ 799

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Thu 9/10

1:45 p.m.-4:19 p.m.

2 stops23h 34m

Ottawa

Sun 12/10

5:15 p.m.-1:05 p.m.

2 stops22h 50m

C$ 800

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Ottawa?

The month of August is, on average, the cheapest month to fly to Ottawa from Portland, with most prices found around C$ 537. If you aren’t able to travel to Ottawa during the month of August, then flying in October is also cheap. Prices for this month can be found on momondo for an average of C$ 649.

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the morning. Flights from Portland to Ottawa during this time can be as low as C$ 570. In the evening is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 604 per ticket.

How have Portland to Ottawa flight prices changed over time?

As of September 2025, prices for Portland to Ottawa flights are approximately 34% cheaper 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

Direct flights	None

There are no direct flights from Portland to Ottawa. There are no popular flight routes from Portland to Ottawa.

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How far is Portland to Ottawa by plane?
The straight-line distance from Portland to Ottawa is 3607.3 km. Typically, this will take 6h 39m by plane in normal conditions.
When did momondo last update prices for flights from Portland Airport to Ottawa Airport?
Prices for flights from Portland Airport to Ottawa Airport refresh daily.
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 travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Prescott

Petawawa

Winchester

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Ottawa?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Ottawa . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Ottawa with flexible booking policies on momondo?

Flights from Portland to Ottawa with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to Ottawa?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Ottawa.

I’m not ready to book a flight from Portland to Ottawa right now. Can momondo alert me if prices change?

Price alerts on flights to Ottawa from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.