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Cheap flights from Ottawa to Portland from C$ 367

YOW — PDX
22 Nov — 29 Nov1
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

Thu 19/117:45 a.m. -
1 stop9h 56m
Wed 25/1110:00 a.m. -
1 stop11h 56m
Deal found 19/10C$ 834
Thu 19/1110:30 a.m. -
1 stop13h 14m
Thu 26/116:29 p.m. -
2 stops19h 16m
Deal found 20/10C$ 872
Wed 4/117:00 a.m. -
2 stops15h 54m
Mon 9/1111:49 p.m. -
2 stops15h 03m
Deal found 22/10C$ 875
Thu 3/126:15 a.m. -
1 stop12h 04m
Thu 17/1211:50 p.m. -
1 stop18h 33m
Deal found 20/10C$ 885
Sat 7/115:45 a.m. -
2 stops11h 56m
Sun 29/117:00 a.m. -
2 stops13h 11m
Deal found 23/10C$ 917
Sun 22/117:45 a.m. -
1 stop9h 56m
Sun 29/117:00 a.m. -
1 stop14h 56m
Deal found 19/10C$ 928
Sun 22/1110:30 a.m. -
1 stop26h 01m
Sun 29/115:30 a.m. -
2 stops33h 22m
Deal found 19/10C$ 930
Thu 19/115:45 p.m. -
3 stops18h 41m
Wed 25/113:15 p.m. -
2 stops18h 59m
Deal found 19/10C$ 934
Fri 20/117:45 a.m. -
1 stop13h 46m
Fri 27/1110:00 a.m. -
1 stop11h 56m
Deal found 23/10C$ 940

Find flight deals from Ottawa to Portland

Round-trip from

C$ 782

One-way from

C$ 367

Popular in

April

Cheapest in

October

Average price

C$ 531
5/1-24/1
  • 5/1-24/1
  • 3 total stops
  • 39h 24m total
  • Ottawa to Portland
Search Deals
5/12-31/12
  • 5/12-31/12
  • 2 total stops
  • 23h 23m total
  • Ottawa to Portland
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (C$ 297 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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

Sat 5/12

4:40 p.m.-1:03 p.m.

2 stops23h 23m

Portland

Wed 31/12

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

Nonstop0h 00m

C$ 367

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Tue 1/12

7:00 a.m.-4:48 p.m.

2 stops36h 48m

Portland

Wed 31/12

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

Nonstop0h 00m

C$ 402

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Fri 4/12

3:15 p.m.-12:24 p.m.

1 stop24h 09m

Portland

Wed 31/12

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

Nonstop0h 00m

C$ 418

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Sat 7/11

7:00 a.m.-7:42 p.m.

2 stops15h 42m

Portland

Wed 31/12

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

Nonstop0h 00m

C$ 429

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Fri 18/12

4:42 p.m.-9:39 a.m.

2 stops19h 57m

Portland

Wed 31/12

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

Nonstop0h 00m

C$ 470

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Mon 7/12

6:15 a.m.-10:45 p.m.

2 stops19h 30m

Portland

Wed 31/12

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

Nonstop0h 00m

C$ 474
Quickest round-trip

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Tue 1/12

6:15 a.m.-11:41 a.m.

1 stop8h 26m

Portland

Wed 31/12

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

Nonstop0h 00m

C$ 496

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Thu 19/11

7:45 a.m.-2:41 p.m.

1 stop9h 56m

Portland

Wed 25/11

10:00 a.m.-12:56 a.m.

1 stop11h 56m

C$ 834

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Sat 20/2

6:15 a.m.-4:24 p.m.

2 stops13h 09m

Portland

Tue 23/2

5:15 a.m.-9:18 p.m.

2 stops13h 03m

C$ 865

OttawaPortland

YOW Ottawa - PDX Portland

YOWPDX

Ottawa

Thu 19/11

2:00 p.m.-8:15 p.m.

1 stop9h 15m

Portland

Thu 26/11

7:00 a.m.-9:16 p.m.

1 stop11h 16m

C$ 885

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/10

Showing 1-10 of 15 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, October is the cheapest month in which you can book a flight from Ottawa to Portland (average of C$ 531). Flying from Ottawa to Portland in April is currently the most expensive (average of C$ 1,168). 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.

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
7.3
Good
10,417 reviews
Check prices

Food

6.7

Boarding

7.7

Overall

7.3

Crew

8.1

Comfort

7.3

Entertainment

7.1

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
7.3
Good
10,417 reviews
United Airlines
7.3
Good
10,417 reviews
Check prices

Food

6.7

Boarding

7.7

Overall

7.3

Crew

8.1

Comfort

7.3

Entertainment

7.1

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
7.3
Good
10,417 reviews
Check prices

Food

6.7

Boarding

7.7

Overall

7.3

Crew

8.1

Comfort

7.3

Entertainment

7.1

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
11,795 reviews
United Airlines
7.3
Good
10,417 reviews
Check prices

Food

6.7

Boarding

7.7

Overall

7.3

Crew

8.1

Comfort

7.3

Entertainment

7.1

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 56m. 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$ 270), Air Canada (C$ 290), and United Airlines (C$ 484) offers the cheapest pricing from Ottawa to Portland. You may be able to fly from Ottawa to Portland for 63% 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, October is the cheapest month in which you can book a flight from Ottawa to Portland (average of C$ 531). Flying from Ottawa to Portland in April is currently the most expensive (average of C$ 1,168). 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
Gresham

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Ottawa to Portland

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 270AverageC$ 596FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 290AverageC$ 782FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 484AverageC$ 769FlexibilityNo 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.

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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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