Which airlines fly to Portland?

Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to Portland from Ottawa according to our data. Air Canada is the first choice among our users, with 50% of people opting to fly with this airline when travelling to Portland. Keep in mind that there are 5 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

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

WestJet is the most popular carrier operating from Ottawa to Portland

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

Prices for flights from Ottawa Airport to Portland Airport are updated daily.

How many operators does momondo search for flights from Ottawa Airport to Portland Airport?

As of August 2025, there are 3 operators available to choose from for flights from Ottawa Airport to Portland Airport.

How old do you have to be to fly from Ottawa Airport to Portland Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 292 Cheap Flights from Ottawa to Portland in 2025

1 adult

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Find the cheapest flights from Ottawa to Portland

Round-trip

One-way

Cheap round-trip flights

7:50 a.m. - 1:05 p.m.YOW-PDX

8h 15m1 stop

1:45 p.m. - 12:40 a.m.PDX-YOW

7h 55m1 stop

C$ 405WestJet

Find Deal

Thu, 2 Oct - Sat, 4 Oct

5:55 a.m. - 1:05 p.m.YOW-PDX

10h 10m2 stops

1:45 p.m. - 12:40 a.m.PDX-YOW

7h 55m1 stop

C$ 543WestJet

Find Deal

Thu, 2 Oct - Sat, 4 Oct

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

8h 01m1 stop

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

9h 43m1 stop

C$ 556Air Canada

Find Deal

Wed, 15 Oct - Sun, 19 Oct

6:33 a.m. - 8:20 p.m.YOW-PDX

16h 47m2 stops

6:25 p.m. - 9:11 a.m.PDX-YOW

11h 46m2 stops

C$ 563United Airlines

Find Deal

Wed, 15 Oct - Sun, 19 Oct

5:55 a.m. - 1:05 p.m.YOW-PDX

10h 10m2 stops

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

23h 34m2 stops

C$ 571WestJet

Find Deal

Thu, 2 Oct - Sat, 4 Oct

9:55 p.m. - 9:21 a.m.YOW-PDX

14h 26m1 stop

6:15 a.m. - 4:12 p.m.PDX-YOW

6h 57m1 stop

C$ 577Air Canada

Find Deal

Sun, 28 Sep - Wed, 8 Oct

5:15 a.m. - 8:20 p.m.YOW-PDX

18h 05m3 stops

6:25 p.m. - 9:58 a.m.PDX-YOW

12h 33m2 stops

C$ 646United Airlines

Find Deal

Wed, 15 Oct - Sun, 19 Oct

5:55 a.m. - 1:05 p.m.YOW-PDX

10h 10m2 stops

1:45 p.m. - 2:44 p.m.PDX-YOW

21h 59m3 stops

C$ 647

Find Deal

Thu, 2 Oct - Sat, 4 Oct

6:00 a.m. - 11:11 a.m.YOW-PDX

32h 11m2 stops

11:07 a.m. - 2:44 p.m.PDX-YOW

24h 37m1 stop

C$ 659

Find Deal

Sun, 28 Sep - Wed, 8 Oct

6:00 a.m. - 2:48 p.m.YOW-PDX

11h 48m2 stops

11:07 a.m. - 2:44 p.m.PDX-YOW

24h 37m1 stop

C$ 682

Find Deal

Thu, 9 Oct - Mon, 13 Oct

Air Canada flights from Ottawa to Portland

Our best Air Canada deals on Ottawa to Portland flight tickets

Air Canada

15 Oct

YOW6:00 p.m.Ottawa

8h 01m

1 stop

PDX11:01 p.m.Portland

19 Oct

PDX7:40 p.m.Portland

9h 43m

1 stop

YOW8:23 a.m.Ottawa

C$ 556

Find similar

Air Canada

28 Sep

YOW9:55 p.m.Ottawa

14h 26m

1 stop

PDX9:21 a.m.Portland

8 Oct

PDX6:15 a.m.Portland

6h 57m

1 stop

YOW4:12 p.m.Ottawa

C$ 577

Find similar

Air Canada

3 Sep

YOW9:35 a.m.Ottawa

8h 11m

1 stop

PDX2:46 p.m.Portland

11 Sep

PDX10:00 a.m.Portland

7h 53m

1 stop

YOW8:53 p.m.Ottawa

C$ 936

Find similar

United Airlines flights from Ottawa to Portland

Our best United Airlines deals on Ottawa to Portland flight tickets

United Airlines

15 Oct

YOW6:33 a.m.Ottawa

16h 47m

2 stops

PDX8:20 p.m.Portland

19 Oct

PDX6:25 p.m.Portland

11h 46m

2 stops

YOW9:11 a.m.Ottawa

C$ 563

Find similar

United Airlines

15 Oct

YOW5:15 a.m.Ottawa

18h 05m

3 stops

PDX8:20 p.m.Portland

19 Oct

PDX6:25 p.m.Portland

12h 33m

2 stops

YOW9:58 a.m.Ottawa

C$ 646

Find similar

United Airlines

28 Sep

YOW5:15 a.m.Ottawa

16h 16m

2 stops

PDX6:31 p.m.Portland

8 Oct

PDX5:00 a.m.Portland

13h 35m

2 stops

YOW9:35 p.m.Ottawa

C$ 769

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 2/10

7:50 a.m.-1:05 p.m.

1 stop8h 15m

Portland

Sat 4/10

1:45 p.m.-12:40 a.m.

1 stop7h 55m

C$ 405

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 2/10

5:55 a.m.-1:05 p.m.

2 stops10h 10m

Portland

Sat 4/10

1:45 p.m.-12:40 a.m.

1 stop7h 55m

C$ 543

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Wed 15/10

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

1 stop8h 01m

Portland

Sun 19/10

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

1 stop9h 43m

C$ 556

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Wed 15/10

6:33 a.m.-8:20 p.m.

2 stops16h 47m

Portland

Sun 19/10

6:25 p.m.-9:11 a.m.

2 stops11h 46m

C$ 563

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 2/10

5:55 a.m.-1:05 p.m.

2 stops10h 10m

Portland

Sat 4/10

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

2 stops23h 34m

C$ 571

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Sun 28/9

9:55 p.m.-9:21 a.m.

1 stop14h 26m

Portland

Wed 8/10

6:15 a.m.-4:12 p.m.

1 stop6h 57m

C$ 577

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Wed 15/10

5:15 a.m.-8:20 p.m.

3 stops18h 05m

Portland

Sun 19/10

6:25 p.m.-9:58 a.m.

2 stops12h 33m

C$ 646

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 2/10

5:55 a.m.-1:05 p.m.

2 stops10h 10m

Portland

Sat 4/10

1:45 p.m.-2:44 p.m.

3 stops21h 59m

C$ 647

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Sun 28/9

6:00 a.m.-11:11 a.m.

2 stops32h 11m

Portland

Wed 8/10

11:07 a.m.-2:44 p.m.

1 stop24h 37m

C$ 659

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 9/10

6:00 a.m.-2:48 p.m.

2 stops11h 48m

Portland

Mon 13/10

11:07 a.m.-2:44 p.m.

1 stop24h 37m

C$ 682

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ottawa to Portland

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 Portland?

The month of September is, on average, the cheapest month to fly to Portland from Ottawa, with most prices found around C$ 469. If you are unable to visit Portland during the month of September, then departing from Ottawa during the month July is also very affordable. Most momondo users find prices during this month for around C$ 477.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart from Ottawa to Portland is on a Sunday. Travellers who choose to depart for Portland on a Sunday will often find tickets for as low as C$ 574. On the other hand, Monday is the most expensive day to depart from Ottawa because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 773.

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

In the evening is the cheapest time of day to fly from Ottawa to Portland when you can find flight prices for as low as C$ 534. Flying to Portland in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 1,677 on average. Flights to Portland from Ottawa at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around C$ 617 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Ottawa for as low as C$ 358 on momondo.

How have Ottawa to Portland flight prices changed over time?

When to book flights from Ottawa to Portland

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

Estimated round-trip price

Cheap Ottawa to Portland (YOW to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Portland

Direct flights	None

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

Search flight deals

How far is Ottawa to Portland by plane?
A flight from Ottawa to Portland will travel around 3607.3 km. Flights usually cover this in 8h 01m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Ottawa Airport to Portland Airport?
Prices for flights from Ottawa Airport to Portland Airport are updated daily.
How many operators does momondo search for flights from Ottawa Airport to Portland Airport?
As of August 2025, there are 3 operators available to choose from for flights from Ottawa Airport to Portland Airport.
How old do you have to be to fly from Ottawa Airport to Portland Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Ottawa to Portland?
momondo data reveals that the most frequently booked airline on the route from Ottawa to Portland is Air Canada, representing 55% of all bookings. The subsequent popular airlines are WestJet at 23% and United Airlines at 22%.

Best airlines flying from Ottawa to Portland

Compare and see reviews for airlines that fly from Ottawa to Portland with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom C$ 309	Free Cancellation	Rating 7.2 3,063 reviews	Search WestJet flights
United Airlines	PriceFrom C$ 369	Free Cancellation	Rating 7.4 8,944 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 401	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ottawa to Portland for you.

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

Yes. All flights to Portland from Ottawa on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Ottawa to Portland 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 Ottawa to Portland right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ottawa to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.