What’s the cheapest layover airport for flights from Ottawa to Portland?

Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of C$ 392.

What’s the top layover airport for flights from Ottawa to Portland?

Chicago (ORD) – chosen by Cheapflights users on 49% of one-stop itineraries from Ottawa to Portland on Cheapflights.

What’s the fastest layover option from Ottawa to Portland?

Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 8h 35m.

Which airport typically offers the quickest layover for flights from Ottawa to Portland?

Flights via Vancouver (YVR) offer the fastest connection on this route, with an average layover time of 1h 52m.

How long is the flight from Ottawa to Portland?

Departing from Ottawa to Portland will take you 12h. Ottawa and Portland are separated by a distance of 3605 km.

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

According to our current data, WestJet (C$ 310), United Airlines (C$ 370), and Air Canada (C$ 402) 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$ 222 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 240 and C$ 256, respectively.

What is the cheapest day to fly from Ottawa to Portland?

Travelers seeking maximum savings on their Ottawa to Portland flight should consider departing on Friday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What are the most popular airlines that fly from Ottawa to Portland?

The most popular airlines flying from Ottawa to Portland are Air Canada, United Airlines and WestJet. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from Ottawa to Portland?

Leaving on a Saturday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 34% on the overall cost on flights from Ottawa to Portland.

How far in advance should I book a flight from Ottawa to Portland?

To save up to 162% on this flight, we recommend booking at least 48 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ottawa to Portland from C$ 409 1-2 weeks out and tickets from C$ 766 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ottawa to Portland?

September is one of the best times of the year to fly to Portland from Ottawa. Prices for September average C$ 620 per person but you can even find prices for as low as C$ 370. The most expensive prices can be found in the month of December. Opting for a September flight can save you 33% on your journey compared to booking in December

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.

C$ 222+ Cheap Flights from Ottawa to Portland

Cheapflights Tip: The best prices from Ottawa to Portland are usually found in September or July, booked 49 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Ottawa to Portland

Round-trip from	C$ 500
One-way from	C$ 222
Popular in	December
Cheapest in	September
Average price	C$ 470

Air Canada
3/3-4/3
3 total stops
20h 43m total
Ottawa to Portland

Search Deals

WestJet
9/10
1 total stop
8h 15m total
Ottawa to Portland

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (C$ 90 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 28 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

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 11 September 2025.

Thu 23/106:00 p.m.YOW - PDX

1 stop8h 01mAir Canada

Sun 26/107:00 p.m.PDX - YOW

1 stop8h 23mAir Canada

Deal found 11/9C$ 582

Thu 23/109:00 a.m.YOW - PDX

1 stop8h 48mMultiple Airlines

Sun 26/109:08 a.m.PDX - YOW

2 stops26h 36mMultiple Airlines

Deal found 11/9C$ 642

Thu 23/105:15 a.m.YOW - PDX

2 stops20h 10mUnited Airlines

Sun 26/1011:59 p.m.PDX - YOW

2 stops18h 19mUnited Airlines

Deal found 11/9C$ 772

Best flights from Ottawa to Portland
Discover carefully curated flight deals from Ottawa to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 11 September 2025.

Tue 3/35:45 a.m.YOW - PDX

2 stops12h 00mAir Canada

Wed 4/37:00 p.m.PDX - YOW

1 stop8h 43mAir Canada

Deal found 9/9C$ 500

Thu 23/105:15 a.m.YOW - PDX

2 stops20h 10mUnited Airlines

Sun 26/1011:59 p.m.PDX - YOW

2 stops18h 19mUnited Airlines

Deal found 11/9C$ 772

Thu 23/105:55 a.m.YOW - PDX

2 stops17h 55mMultiple Airlines

Sat 25/1012:40 a.m.PDX - YOW

2 stops21h 00mMultiple Airlines

Deal found 11/9C$ 980

Thu 23/106:00 p.m.YOW - PDX

1 stop8h 01mAir Canada

Sun 26/107:00 p.m.PDX - YOW

1 stop8h 23mAir Canada

Deal found 11/9C$ 582

Last-minute flights from Ottawa to Portland
Discover last-minute flight deals from Ottawa to Portland. Data last updated 11 September 2025 and is based on user searches.

Thu 23/106:00 p.m.YOW - PDX

1 stop8h 01mAir Canada

Sun 26/107:00 p.m.PDX - YOW

1 stop8h 23mAir Canada

Deal found 11/9C$ 582

Thu 23/109:00 a.m.YOW - PDX

1 stop8h 48mMultiple Airlines

Sun 26/109:08 a.m.PDX - YOW

2 stops26h 36mMultiple Airlines

Deal found 11/9C$ 642

Thu 23/105:15 a.m.YOW - PDX

2 stops20h 10mUnited Airlines

Sun 26/1011:59 p.m.PDX - YOW

2 stops18h 19mUnited Airlines

Deal found 11/9C$ 772

One-way flights from Ottawa to Portland
Search for one-way flight options from Ottawa to Portland. Find affordable one-way fares based on user searches. Data last updated 11 September 2025.

Thu 9/107:50 a.m.YOW - PDX

1 stop8h 15mWestJet

Deal found 11/9C$ 222

Sat 25/106:00 p.m.YOW - PDX

1 stop8h 01mAir Canada

Deal found 10/9C$ 240

Sat 25/106:05 a.m.YOW - PDX

2 stops17h 45mUnited Airlines

Deal found 10/9C$ 256

Thu 9/108:20 p.m.YOW - PDX

2 stops16h 00mAir Canada

Deal found 10/9C$ 276

Thu 13/115:40 a.m.YOW - PDX

3 stops40h 04mMultiple Airlines

Deal found 11/9C$ 308

Sun 26/109:30 a.m.YOW - PDX

3 stops53h 26mMultiple Airlines

Deal found 11/9C$ 364

Sun 26/107:45 a.m.YOW - PDX

1 stop10h 00mAir Canada

Deal found 11/9C$ 412

Thu 9/105:15 a.m.YOW - PDX

3 stops18h 05mUnited Airlines

Deal found 11/9C$ 676

Fly from

Fly to

Route

Depart

Return

Price

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Tue 3/3

5:45 a.m.-2:45 p.m.

2 stops12h 00m

Portland

Wed 4/3

7:00 p.m.-6:43 a.m.

1 stop8h 43m

C$ 500

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 23/10

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

1 stop8h 01m

Portland

Sun 26/10

7:00 p.m.-6:23 a.m.

1 stop8h 23m

C$ 582

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 23/10

5:15 a.m.-10:25 p.m.

2 stops20h 10m

Portland

Sun 26/10

11:59 p.m.-9:18 p.m.

2 stops18h 19m

C$ 772

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 23/10

5:55 a.m.-8:50 p.m.

2 stops17h 55m

Portland

Sat 25/10

12:40 a.m.-12:40 a.m.

2 stops21h 00m

C$ 980

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 9/10

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

1 stop8h 15m

C$ 222

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Sat 25/10

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

1 stop8h 01m

C$ 240

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Sat 25/10

6:05 a.m.-8:50 p.m.

2 stops17h 45m

C$ 256

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 9/10

8:20 p.m.-9:20 a.m.

2 stops16h 00m

C$ 276

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Thu 13/11

5:40 a.m.-6:44 p.m.

3 stops40h 04m

C$ 308

OttawaPortland

YOW - PDX

YOWPDX

Ottawa

Sun 26/10

9:30 a.m.-11:56 a.m.

3 stops53h 26m

C$ 364

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 11 results

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

Prices

How far ahead should I book a flight from Ottawa to Portland?

The price you pay for your flight from Ottawa to Portland may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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$ 404). 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?

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.

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

8,937 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

United Airlines

7.4

Good

8,937 reviews

United Airlines

7.4

Good

8,937 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

WestJet

7.2

Good

3,091 reviews

United Airlines

7.4

Good

8,937 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Air Canada

7.1

Good

10,000 reviews

United Airlines

7.4

Good

8,937 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

How long is the flight from Ottawa to Portland?
Departing from Ottawa to Portland will take you 12h. Ottawa and Portland are separated by a distance of 3605 km.
What are the cheapest airlines flying from Ottawa to Portland round-trip?
According to our current data, WestJet (C$ 310), United Airlines (C$ 370), and Air Canada (C$ 402) 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$ 222 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 240 and C$ 256, 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$ 404). 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

Vancouver

Seaside

Tillamook

Cannon Beach

Lincoln City

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Ottawa to Portland

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 310	AverageC$ 475	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
United Airlines	CheapestC$ 370	AverageC$ 677	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 402	AverageC$ 667	FlexibilityNo cancel fee	On-time67%	Search Air Canada 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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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ottawa to Portland from C$ 222

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Ottawa to Portland are usually found in September or July, booked 49 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Ottawa to Portland

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ottawa to Portland

Cheapest flights from Ottawa to PortlandExplore 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 11 September 2025.

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 11 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ottawa to Portland that are best for you.

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.

Cheapflights Insights

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

How far ahead should I book a flight from Ottawa to Portland?

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

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

What’s the top layover airport for flights from Ottawa to Portland?

What’s the fastest layover option from Ottawa to Portland?

What’s the fastest layover option from Ottawa to Portland?

Which airport typically offers the quickest layover for flights from Ottawa to Portland?

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.

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.

How long is the flight from Ottawa to Portland?

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

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

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

How can I find direct flights from Ottawa to Portland?

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

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

Travelling to a place near Portland?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ottawa to Portland

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Ottawa to Portland

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?

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

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

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

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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 11 September 2025.