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Cheap flights from Ottawa to Portland from C$ 191

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — PDX
17 Jun — 24 Jun1
1 adult

Cheap flight deals from Ottawa to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 June 2025.

Round-trip from

C$ 302

One-way from

C$ 191

Popular in

December

Cheapest in

July

Average price

C$ 587
WestJet
  • WestJet
  • 23/7-30/7
  • 4 total stops
  • 22h 35m total
  • Ottawa to Portland
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WestJet
  • WestJet
  • 20/8
  • 1 total stop
  • 8h 15m total
  • Ottawa to Portland
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 92 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 27 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Ottawa to Portland

Cheapest flights from Ottawa to Portland
Explore the most affordable flight options available from Ottawa to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Wed 23/76:10 a.m.YOW - PDX
2 stops9h 55mWestJet
Wed 30/71:45 p.m.PDX - YOW
2 stops12h 40mWestJet
Deal found 11/6C$ 302
Fri 25/76:00 p.m.YOW - PDX
1 stop8h 01mAir Canada
Fri 1/86:15 a.m.PDX - YOW
1 stop7h 01mAir Canada
Deal found 9/6C$ 340
Sat 21/67:29 p.m.YOW - PDX
2 stops15h 13mUnited Airlines
Fri 27/611:59 p.m.PDX - YOW
1 stop14h 07mUnited Airlines
Deal found 12/6C$ 402
Wed 23/76:10 a.m.YOW - PDX
2 stops9h 55mMultiple Airlines
Wed 30/77:40 p.m.PDX - YOW
3 stops30h 45mMultiple Airlines
Deal found 11/6C$ 489
Tue 29/75:55 a.m.YOW - PDX
2 stops17h 28mDelta
Sun 3/86:15 a.m.PDX - YOW
2 stops21h 30mDelta
Deal found 10/6C$ 652

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 12 June 2025.
Use the filters below to find and compare flights from Ottawa to Portland that are best for you.

Fly from

Ottawa

Fly to

Portland

Route

Depart

Return

Price

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Wed 23/7

6:10 a.m.-1:05 p.m.

2 stops9h 55m

Portland

Wed 30/7

1:45 p.m.-5:25 a.m.

2 stops12h 40m

C$ 302

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Fri 25/7

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

1 stop8h 01m

Portland

Fri 1/8

6:15 a.m.-4:16 p.m.

1 stop7h 01m

C$ 340

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Sat 19/7

1:55 p.m.-10:29 p.m.

2 stops11h 34m

Portland

Fri 25/7

11:20 p.m.-2:27 p.m.

1 stop12h 07m

C$ 451

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Wed 23/7

6:10 a.m.-1:05 p.m.

2 stops9h 55m

Portland

Wed 30/7

7:40 p.m.-5:25 a.m.

3 stops30h 45m

C$ 489

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Tue 29/7

5:55 a.m.-8:23 p.m.

2 stops17h 28m

Portland

Sun 3/8

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

2 stops21h 30m

C$ 652

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Wed 20/8

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

1 stop8h 15m

C$ 191

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Fri 15/8

6:33 a.m.-10:29 p.m.

1 stop18h 56m

C$ 219

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Sun 13/7

9:55 p.m.-9:30 a.m.

1 stop14h 35m

C$ 231

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Fri 25/7

6:10 a.m.-9:23 a.m.

3 stops30h 13m

C$ 290

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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, August is the cheapest month in which you can book a flight from Ottawa to Portland (average of C$ 259). Flying from Ottawa to Portland in December is currently the most expensive (average of C$ 439). 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.

What is the cheapest time of day to fly from YOW to PDX?

Find hourly flight availability from Ottawa to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

One of the essential ways to save on airfare from Ottawa to Portland is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 69% on airfare.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 mm per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated 12 June 2025.
See what other customers who have flown with Delta, United Airlines and WestJet 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.
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    According to our current data, WestJet (C$ 302), Air Canada (C$ 340), and United Airlines (C$ 451) offers the cheapest pricing from Ottawa to Portland. You may be able to fly from Ottawa to Portland for 50% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Ottawa to Portland one-way?

    C$ 191 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from C$ 219 and C$ 231, respectively.

  • 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, August is the cheapest month in which you can book a flight from Ottawa to Portland (average of C$ 259). Flying from Ottawa to Portland in December is currently the most expensive (average of C$ 439). 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 Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Seaside
Tillamook
Beaverton
Vancouver
Cannon Beach
Lincoln City

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Ottawa to Portland

Discover the top 3 airlines that operate flights from Ottawa to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 305AverageC$ 451FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 365AverageC$ 680FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 401AverageC$ 652FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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