Cheap flights from Portland to Ottawa from C$ 197

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 4/8. 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

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Find the cheapest flights from Portland to Ottawa

Cheap round-trip flights

WestJet Logo
1:45 p.m. - 5:25 a.m.PDX-YOW
12h 40m2 stops
WestJet Logo
6:00 a.m. - 12:48 p.m.YOW-PDX
9h 48m1 stop
C$ 427WestJet
Find Deal
Mon, 25 Aug - Tue, 2 Sep
WestJet Logo
1:45 p.m. - 5:25 a.m.PDX-YOW
12h 40m2 stops
WestJet Logo
5:55 a.m. - 12:48 p.m.YOW-PDX
9h 53m2 stops
C$ 443WestJet
Find Deal
Mon, 25 Aug - Tue, 2 Sep
Air Canada Logo
6:15 a.m. - 4:16 p.m.PDX-YOW
7h 01m1 stop
Air Canada Logo
6:00 p.m. - 11:01 p.m.YOW-PDX
8h 01m1 stop
C$ 459Air Canada
Find Deal
Wed, 13 Aug - Mon, 18 Aug
Air Canada Logo
7:40 p.m. - 8:19 a.m.PDX-YOW
9h 39m1 stop
Air Canada Logo
6:00 p.m. - 11:01 p.m.YOW-PDX
8h 01m1 stop
C$ 477Air Canada
Find Deal
Sat, 23 Aug - Sat, 30 Aug
United Airlines Logo
11:20 p.m. - 2:13 p.m.PDX-YOW
11h 53m1 stop
United Airlines Logo
5:25 p.m. - 10:29 p.m.YOW-PDX
8h 04m1 stop
C$ 479United Airlines
Find Deal
Wed, 13 Aug - Mon, 18 Aug
Air Canada Logo
6:15 a.m. - 4:16 p.m.PDX-YOW
7h 01m1 stop
Air Canada Logo
9:55 p.m. - 9:30 a.m.YOW-PDX
14h 35m1 stop
C$ 485Air Canada
Find Deal
Thu, 31 Jul - Sat, 9 Aug
United Airlines Logo
11:59 p.m. - 5:06 p.m.PDX-YOW
14h 07m1 stop
United Airlines Logo
6:33 a.m. - 11:49 a.m.YOW-PDX
8h 16m1 stop
C$ 488United Airlines
Find Deal
Mon, 25 Aug - Tue, 2 Sep
United Airlines Logo
4:16 p.m. - 9:11 a.m.PDX-YOW
13h 55m2 stops
United Airlines Logo
2:48 p.m. - 9:18 p.m.YOW-PDX
9h 30m1 stop
C$ 492United Airlines
Find Deal
Wed, 13 Aug - Mon, 18 Aug
 Logo
1:45 p.m. - 1:00 p.m.PDX-YOW
20h 15m1 stop
 Logo
5:55 a.m. - 7:04 p.m.YOW-PDX
16h 09m2 stops
C$ 495
Find Deal
Mon, 22 Sep - Wed, 24 Sep
 Logo
7:52 p.m. - 12:41 a.m.PDX-YOW
25h 49m3 stops
 Logo
6:00 a.m. - 1:04 p.m.YOW-PDX
10h 04m1 stop
C$ 529
Find Deal
Sat, 23 Aug - Sat, 30 Aug

Air Canada flights from Portland to Ottawa

Our best Air Canada deals on Portland to Ottawa flight tickets
Air Canada
13 Aug
PDX6:15 a.m.Portland
7h 01m
1 stop
YOW4:16 p.m.Ottawa
18 Aug
YOW6:00 p.m.Ottawa
8h 01m
1 stop
PDX11:01 p.m.Portland
Air Canada
23 Aug
PDX7:40 p.m.Portland
9h 39m
1 stop
YOW8:19 a.m.Ottawa
30 Aug
YOW6:00 p.m.Ottawa
8h 01m
1 stop
PDX11:01 p.m.Portland
Air Canada
31 Jul
PDX6:15 a.m.Portland
7h 01m
1 stop
YOW4:16 p.m.Ottawa
9 Aug
YOW9:55 p.m.Ottawa
14h 35m
1 stop
PDX9:30 a.m.Portland

WestJet flights from Portland to Ottawa

Our best WestJet deals on Portland to Ottawa flight tickets
WestJet
25 Aug
PDX1:45 p.m.Portland
12h 40m
2 stops
YOW5:25 a.m.Ottawa
2 Sep
YOW6:00 a.m.Ottawa
9h 48m
1 stop
PDX12:48 p.m.Portland
WestJet
25 Aug
PDX1:45 p.m.Portland
12h 40m
2 stops
YOW5:25 a.m.Ottawa
2 Sep
YOW5:55 a.m.Ottawa
9h 53m
2 stops
PDX12:48 p.m.Portland
WestJet
22 Aug
PDX12:46 a.m.Portland
26h 59m
2 stops
YOW6:45 a.m.Ottawa
30 Aug
YOW6:00 a.m.Ottawa
10h 04m
1 stop
PDX1:04 p.m.Portland

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 cheapest month to fly to Ottawa?

The month of September is, on average, the cheapest month to fly to Ottawa from Portland, with most prices found around C$ 436. If you aren’t able to travel to Ottawa during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of C$ 459.

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$ 563. In the evening is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 597 per ticket.

How have Portland to Ottawa flight prices changed over time?

As of July 2025, prices for Portland to Ottawa flights are approximately 38% 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

Best price found

C$ 197

Fastest flight time

7h 01m

Direct flights

None

Airports in Ottawa

1 airport
The best one-way flight to Ottawa from Portland in the past 72 hours is C$ 197. The best round-trip flight deal from Portland to Ottawa found on momondo in the last 72 hours is C$ 427.
The fastest flight from Portland to Ottawa takes 7h 01m
There are no direct flights from Portland to Ottawa. Popular non-direct route for this connection is Portland Airport - Ottawa Airport.
There is 1 airport near Ottawa: Ottawa (YOW)

  • How far is Portland to Ottawa by plane?

    The straight-line distance from Portland to Ottawa is 3607.3 km. Typically, this will take 7h 01m 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.


Travelling to a place near Ottawa?

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


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