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Cheap flights from Ottawa to Portland from $229

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Portland departing on 7/17. 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 Ottawa to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:25 am - 6:51 pm
YOW
-
PDX
15h 26m
1 stop
Air Canada Logo
11:30 pm - 5:16 pm
PDX
-
YOW
14h 46m
1 stop
$433Air Canada
Tue, Sep 29 - Tue, Oct 13
United Airlines Logo
3:10 pm - 10:03 pm
YOW
-
PDX
9h 53m
1 stop
United Airlines Logo
11:30 pm - 1:59 pm
PDX
-
YOW
11h 29m
1 stop
$448United Airlines
Tue, Sep 22 - Sat, Sep 26
United Airlines Logo
6:05 am - 10:03 pm
YOW
-
PDX
18h 58m
1 stop
United Airlines Logo
10:35 pm - 9:11 am
PDX
-
YOW
7h 36m
1 stop
$449United Airlines
Tue, Sep 22 - Sat, Sep 26
Air Canada Logo
12:00 pm - 7:06 pm
YOW
-
PDX
10h 06m
2 stops
Air Canada Logo
10:10 am - 1:35 am
PDX
-
YOW
12h 25m
2 stops
$459Air Canada
Tue, Sep 22 - Sat, Sep 26
WestJet Logo
4:15 pm - 1:50 pm
YOW
-
PDX
24h 35m
1 stop
WestJet Logo
2:30 pm - 12:40 am
PDX
-
YOW
7h 10m
1 stop
$469WestJet
Wed, Jul 8 - Wed, Jul 15
WestJet Logo
6:25 pm - 1:50 pm
YOW
-
PDX
22h 25m
2 stops
WestJet Logo
2:30 pm - 12:40 am
PDX
-
YOW
7h 10m
1 stop
$495WestJet
Wed, Jul 8 - Wed, Jul 15
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
WestJet Logo
2:30 pm - 12:30 pm
PDX
-
YOW
19h 00m
2 stops
$502WestJet
Sat, Jun 13 - Sun, Jun 21
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
WestJet Logo
2:30 pm - 7:20 pm
PDX
-
YOW
25h 50m
1 stop
$506WestJet
Wed, Sep 2 - Mon, Sep 7
WestJet Logo
7:20 am - 1:50 pm
YOW
-
PDX
9h 30m
1 stop
WestJet Logo
2:30 pm - 3:20 pm
PDX
-
YOW
21h 50m
1 stop
$510WestJet
Mon, Jun 15 - Sun, Jun 21
United Airlines Logo
12:00 pm - 8:10 pm
YOW
-
PDX
11h 10m
2 stops
United Airlines Logo
6:45 pm - 9:11 am
PDX
-
YOW
11h 26m
2 stops
$518United Airlines
Tue, Sep 22 - Sat, Sep 26

Air Canada flights from Ottawa to Portland

Our best Air Canada deals on Ottawa to Portland flight tickets
Air Canada
Sep 29
YOW6:25 amOttawa
15h 26m
1 stop
PDX6:51 pmPortland
Oct 13
PDX11:30 pmPortland
14h 46m
1 stop
YOW5:16 pmOttawa
$433
Air Canada
Sep 22
YOW12:00 pmOttawa
10h 06m
2 stops
PDX7:06 pmPortland
Sep 26
PDX10:10 amPortland
12h 25m
2 stops
YOW1:35 amOttawa
$459
Air Canada
Oct 16
YOW12:00 pmOttawa
10h 06m
2 stops
PDX7:06 pmPortland
Oct 20
PDX10:10 amPortland
12h 25m
2 stops
YOW1:35 amOttawa
$576

United Airlines flights from Ottawa to Portland

Our best United Airlines deals on Ottawa to Portland flight tickets
United Airlines
Sep 22
YOW3:10 pmOttawa
9h 53m
1 stop
PDX10:03 pmPortland
Sep 26
PDX11:30 pmPortland
11h 29m
1 stop
YOW1:59 pmOttawa
$448
United Airlines
Sep 22
YOW6:05 amOttawa
18h 58m
1 stop
PDX10:03 pmPortland
Sep 26
PDX10:35 pmPortland
7h 36m
1 stop
YOW9:11 amOttawa
$449
United Airlines
Sep 22
YOW12:00 pmOttawa
11h 10m
2 stops
PDX8:10 pmPortland
Sep 26
PDX6:45 pmPortland
11h 26m
2 stops
YOW9:11 amOttawa
$518

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Portland 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 27, 2026.
Use the filters below to find and compare flights from Ottawa to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Tue 9/29

6:25 am-6:51 pm

1 stop15h 26m

Portland

Tue 10/13

11:30 pm-5:16 pm

1 stop14h 46m

$433
Quickest round-trip

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Tue 9/22

3:10 pm-10:03 pm

1 stop9h 53m

Portland

Sat 9/26

11:30 pm-1:59 pm

1 stop11h 29m

$448

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Tue 9/22

6:05 am-10:03 pm

1 stop18h 58m

Portland

Sat 9/26

10:35 pm-9:11 am

1 stop7h 36m

$449

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Tue 9/22

12:00 pm-7:06 pm

2 stops10h 06m

Portland

Sat 9/26

10:10 am-1:35 am

2 stops12h 25m

$459

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Wed 7/8

4:15 pm-1:50 pm

1 stop24h 35m

Portland

Wed 7/15

2:30 pm-12:40 am

1 stop7h 10m

$469

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Wed 7/8

6:25 pm-1:50 pm

2 stops22h 25m

Portland

Wed 7/15

2:30 pm-12:40 am

1 stop7h 10m

$495

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Sat 6/13

7:20 am-1:50 pm

1 stop9h 30m

Portland

Sun 6/21

2:30 pm-12:30 pm

2 stops19h 00m

$502

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Wed 9/2

7:20 am-1:50 pm

1 stop9h 30m

Portland

Mon 9/7

2:30 pm-7:20 pm

1 stop25h 50m

$506

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Mon 6/15

7:20 am-1:50 pm

1 stop9h 30m

Portland

Sun 6/21

2:30 pm-3:20 pm

1 stop21h 50m

$510

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Tue 9/22

12:00 pm-8:10 pm

2 stops11h 10m

Portland

Sat 9/26

6:45 pm-9:11 am

2 stops11h 26m

$518

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 Portland from

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

What is the typical price of a round-trip flight between Ottawa and Portland?

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Ottawa is in August. Flight prices, which tend to average around $322, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in August, then you should wait until July to fly from Ottawa, when ticket prices are also cheap, with an average price of $362.

Can stopping save me money on Ottawa to Portland flights?

You could potentially save up to 72% on your flight if you consider stops on a Ottawa to Portland flight.

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

Fastest flight time

8h 13m

Direct flights

None
The fastest flight from Ottawa to Portland takes 8h 13m
There are no direct flights from Ottawa to Portland. There are no popular flight routes from Ottawa to Portland.
Search flight deals

Frequently asked questions about flying from Ottawa to Portland

  • How far is Ottawa to Portland by plane?

    The straight-line distance from Ottawa to Portland is 2241.5 mi. Flights usually cover this in 8h 13m, 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 refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Portland Airport.

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

    The necessary travel and health documents for your Portland 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 Ottawa to Portland?

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
Air CanadaPriceFrom $215Free CancellationRating
7.1
11,092 reviews
Search Air Canada flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Beaverton
Depoe Bay
Hillsboro
Tigard
Hood River
Longview
Troutdale
Newberg
The Dalles
McMinnville
Gresham
Clackamas

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?

Of course. momondo tracks the price of Ottawa to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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