$782 Cheap Flights from Ottawa (YOW) to Oslo (OSL)

View $782 flight on Sun, Jul 6, 2025Opens in a new window

Popular airlines from Ottawa International Airport (YOW) to Gardermoen Airport (OSL)

Cheap Flights from Ottawa to Oslo (YOW-OSL)

Prices were available within the past 7 days and start at $782 for one-way flights and $1,057 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Sun, Aug 24 - Mon, Sep 8
YOW
Ottawa
OSL
Oslo
$1,057 Roundtrip, found 5 days ago
$1,057
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Sun, Aug 24 from Ottawa to Oslo, returning Mon, Sep 8, priced at $1,057 found 5 days ago
TAP Portugal
Sun, Aug 24 - Mon, Sep 8
YOW
Ottawa
OSL
Oslo
$1,817 Roundtrip, found 5 days ago
$1,817
Roundtrip
found 5 days ago
Select TAP Portugal flight, departing Sun, Aug 24 from Ottawa to Oslo, returning Mon, Sep 8, priced at $1,817 found 5 days ago
Flights from Ottawa (YOW) to Oslo (OSL)
Origin airport
Macdonald-Cartier Intl.
Destination airport
Gardermoen
Airlines serving
Air Canada, Austrian Airlines, Brussels Airlines, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines
Roundtrip price
$1,057
Distance
3485 mi

Ottawa to Oslo Flights

The cheapest times to fly from Ottawa to Oslo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ottawa to Oslo are during the month of August. You can find some of the cheapest flights from Ottawa to Oslo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ottawa to Oslo

Sunday is one of the best days to book for cheap flights from Ottawa to Oslo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ottawa to Oslo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ottawa to Oslo in 2025. You can also book with separate airlines for your outbound and return journeys, from $782 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ottawa to Oslo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ottawa to Oslo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Macdonald-Cartier Intl. Airport (YOW) to Gardermoen Airport (OSL) cost?
Discover the latest flight deals from YOW to OSL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from YOW to OSL?
The cheapest flights from YOW to OSL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from YOW to OSL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from YOW to OSL. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Macdonald-Cartier Intl. Airport (YOW) to Gardermoen Airport (OSL)?
There aren't any daily direct flights available from Macdonald-Cartier Intl. Airport (YOW) to Gardermoen Airport (OSL). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from YOW to OSL?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Macdonald-Cartier Intl. Airport (YOW) to Gardermoen Airport (OSL)?
Book a flight from Macdonald-Cartier Intl. Airport (YOW) to Gardermoen Airport (OSL) that leaves before 3 PM to reduce the risk of cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Macdonald-Cartier Intl. Airport (YOW) to Gardermoen Airport (OSL) last-minute?
Last-minute fares from YOW to OSL are generally more expensive. To secure the best rates, start looking for flights well in advance. That being said, if your travel plans are flexible, you may land a cheap ticket right before your journey.
Is it cheaper to book a YOW to OSL flight and hotel package?
You'll typically save money by securing a YOW to OSL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your preferred flights and accommodations, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Macdonald-Cartier Intl. Airport (YOW) to Gardermoen Airport (OSL)?
If you reserved your YOW to OSL flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.