Cheap flights from Ottawa to Portland, ME

YOW — PWM
3 ago. — 10 ago.1
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 (PWM). 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 29 julio 2025.

Popular in

January

Cheapest in

December

Average price

C$ 916
Highest demand for flights based on searches. 12% potential increase in price (C$ 182 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease (C$ 77 potential savings vs. average RT price).
Average for round-trip flights in July 2025

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 time of day to fly from YOW to PWM?

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 29 julio 2025.

When flying from Ottawa to Portland, Maine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Share of one-stop round-trip flights from Ottawa to Portland, Maine chosen by Cheapflights users in the past 12 months, using the same layover each way.

Newark (EWR) – chosen by Cheapflights users on 71% of one-stop itineraries from Ottawa to Portland, Maine on Cheapflights.

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

Average round-trip fare for 1-stop flights from Ottawa to Portland, Maine, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Newark (EWR) is the most affordable 1-stop option, with an average round-trip price of C$ 877.

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

Shortest average travel time for 1-stop one-way flights from Ottawa to Portland, Maine, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Washington, D.C. (IAD) have the shortest average one-way travel time for 1-stop routes: 3h 13m.

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

Average layover duration for 1-stop one-way flights from Ottawa to Portland, Maine, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average layover time of 1h 26m.

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.
  • 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.

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Ottawa to Portland

Discover the top airline 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 29 julio 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 708AverageC$ 842FlexibilityNo cancel feeOn-time69%
Search United Airlines 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Portland from Ottawa today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ottawa to Portland for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Portland from Ottawa? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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