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Cheap flights from Ottawa to Portland from C$ 248

YOW — PDX
10 Oct — 17 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Portland

Wed 23/97:20 a.m. -
1 stop9h 30m
Sun 27/92:30 p.m. -
1 stop23h 45m
Deal found 9/9C$ 451
Thu 17/91:20 p.m. -
1 stop27h 30m
Sun 20/92:30 p.m. -
1 stop12h 05m
Deal found 5/9C$ 481
Tue 20/106:25 a.m. -
1 stop8h 08m
Sat 24/108:40 a.m. -
2 stops12h 14m
Deal found 6/9C$ 496
Wed 23/93:10 p.m. -
1 stop9h 53m
Sun 27/910:33 p.m. -
1 stop7h 38m
Deal found 5/9C$ 510
Wed 7/106:25 a.m. -
1 stop8h 08m
Tue 13/1010:33 p.m. -
1 stop15h 05m
Deal found 8/9C$ 513
Mon 5/105:00 a.m. -
1 stop17h 11m
Mon 12/107:45 p.m. -
1 stop7h 13m
Deal found 6/9C$ 518

Find flight deals from Ottawa to Portland

Round-trip from

C$ 451

One-way from

C$ 248

Popular in

April

Cheapest in

June

Average price

C$ 713
WestJet
  • WestJet
  • 23/9-27/9
  • 2 total stops
  • 33h 15m total
  • Ottawa to Portland
Search Deals
WestJet
  • WestJet
  • 5/10-31/12
  • 2 total stops
  • 10h 00m total
  • Ottawa to Portland
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 241 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
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 Ottawa - PDX Portland

YOWPDX

Ottawa

Wed 21/10

6:00 a.m.-8:10 p.m.

1 stop17h 10m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 288

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Fri 2/10

5:20 p.m.-9:36 a.m.

2 stops19h 16m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 290

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Sat 24/10

10:00 a.m.-10:57 p.m.

2 stops15h 57m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 298
Quickest round-trip

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Wed 7/10

3:10 p.m.-9:27 p.m.

1 stop9h 17m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 298

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Sun 25/10

7:50 a.m.-6:31 p.m.

2 stops13h 41m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 316

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Mon 5/10

5:00 a.m.-7:11 p.m.

1 stop17h 11m

Portland

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 324

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Wed 23/9

7:20 a.m.-1:50 p.m.

1 stop9h 30m

Portland

Sun 27/9

2:30 p.m.-5:15 p.m.

1 stop23h 45m

C$ 451

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Sat 3/10

10:37 a.m.-5:46 p.m.

2 stops10h 09m

Portland

Sat 10/10

4:07 p.m.-9:56 a.m.

2 stops14h 49m

C$ 496

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Tue 20/10

6:25 a.m.-11:33 a.m.

1 stop8h 08m

Portland

Sat 24/10

8:40 a.m.-11:54 p.m.

2 stops12h 14m

C$ 496

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Wed 23/9

3:10 p.m.-10:03 p.m.

1 stop9h 53m

Portland

Sun 27/9

10:33 p.m.-9:11 a.m.

1 stop7h 38m

C$ 510

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Ottawa to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Ottawa with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Portland

What is the cheapest month to book a flight from Ottawa to Portland?

Currently, June is the cheapest month in which you can book a flight from Ottawa to Portland (average of C$ 579). Flying from Ottawa to Portland in April is currently the most expensive (average of C$ 1,148). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Ottawa to Portland?

Airfare is below average for this route at the moment.

Ottawa to Portland flights typically cost between C$ 666 and C$ 754 in September.
The cheapest round-trip price found within the last 5 days was C$ 451 on WestJet (23 Sep-27 Sep).

Reviews of airlines servicing Portland

See what other customers who have flown with United Airlines,WestJet, andAir Canada from Ottawa to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,194 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
10,194 reviews
United Airlines
7.4
Good
10,194 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
WestJet
7.2
Good
3,446 reviews
United Airlines
7.4
Good
10,194 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
11,608 reviews
United Airlines
7.4
Good
10,194 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

  • How long is the flight from Ottawa to Portland?

    Departing from Ottawa to Portland will take you 9h 30m. Ottawa and Portland are separated by a distance of 3605 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Ottawa to Portland round-trip?

    According to our current data, WestJet (C$ 265), Air Canada (C$ 396), and United Airlines (C$ 476) offers the cheapest pricing from Ottawa to Portland. You may be able to fly from Ottawa to Portland for 65% less than the average price by searching for these airlines.

  • Can I find deals for flights from Ottawa to Portland that include hotel bookings?

    Yes. In addition to deals on Ottawa to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Portland.

  • Can I find deals for business class flights from Ottawa to Portland?

    Yes. Cheapflights offers flight deals from Ottawa to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ottawa to Portland?

    Currently, June is the cheapest month in which you can book a flight from Ottawa to Portland (average of C$ 579). Flying from Ottawa to Portland in April is currently the most expensive (average of C$ 1,148). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Salem
Cannon Beach
Lincoln City
Gresham

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Ottawa to Portland

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 265AverageC$ 599FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 396AverageC$ 778FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 476AverageC$ 756FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ottawa to Portland?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa to Portland. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Portland?

Cheapflights simply makes it quick and affordable to book flights from Ottawa to Portland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ottawa to Portland with no change fees?

Certainly. Search results for flights to Portland from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ottawa to Portland become cheaper?

Of course! You can now track prices for flights from Ottawa to Portland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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