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Cheap flights from Ontario to Oslo from C$ 329

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — OSL
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Oslo

Keep the following information in mind while searching for Ontario to Oslo flight deals. Data was last updated 16 September 2025.

Round-trip from

C$ 785

One-way from

C$ 329

Popular in

December

Cheapest in

October

Average price

C$ 1,002
British Airways
  • British Airways
  • 10/11-24/11
  • 2 total stops
  • 37h 25m total
  • Ontario to Oslo
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5/10
  • 5/10
  • 2 total stops
  • 35h 15m total
  • Ontario to Oslo
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Ontario to Oslo

Cheapest flights from Ontario to Oslo
Explore the most affordable flight options available from Ontario to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Mon 10/118:40 p.m.YUL - OSL
1 stop20h 00mBritish Airways
Mon 24/117:20 a.m.OSL - YUL
1 stop17h 25mBritish Airways
Deal found 15/9C$ 785
Mon 27/109:40 p.m.YUL - OSL
1 stop20h 00mBritish Airways
Wed 5/1111:50 a.m.OSL - YUL
1 stop12h 55mBritish Airways
Deal found 15/9C$ 804
Tue 2/128:40 p.m.YUL - OSL
1 stop20h 00mBritish Airways
Tue 16/127:20 a.m.OSL - YUL
1 stop17h 25mBritish Airways
Deal found 16/9C$ 807
Wed 22/105:10 p.m.YYZ - TRF
1 stop15h 10mScandinavian Airlines
Mon 3/112:35 p.m.TRF - YYZ
1 stop31h 05mScandinavian Airlines
Deal found 15/9C$ 827
Mon 10/118:40 p.m.YUL - OSL
1 stop20h 00mMultiple Airlines
Mon 24/118:50 p.m.OSL - YUL
2 stops27h 55mMultiple Airlines
Deal found 15/9C$ 834
Tue 14/1010:10 p.m.YUL - OSL
1 stop30h 30mAmerican Airlines
Tue 21/107:45 a.m.OSL - YUL
2 stops21h 10mAmerican Airlines
Deal found 14/9C$ 836
Sat 15/111:00 p.m.YYZ - OSL
2 stops17h 10mAir Canada
Sat 22/1111:50 a.m.OSL - YYZ
2 stops15h 54mAir Canada
Deal found 14/9C$ 836
Tue 14/1010:10 p.m.YUL - OSL
1 stop30h 30mBritish Airways
Tue 21/107:25 p.m.OSL - YUL
1 stop30h 50mBritish Airways
Deal found 16/9C$ 837
Sun 19/1010:55 a.m.YYZ - OSL
2 stops17h 40mBritish Airways
Mon 3/1112:25 p.m.OSL - YYZ
2 stops27h 24mBritish Airways
Deal found 15/9C$ 837
Fri 10/106:15 p.m.YYZ - OSL
2 stops46h 20mScandinavian Airlines
Thu 16/1011:05 a.m.OSL - YYZ
1 stop10h 35mScandinavian Airlines
Deal found 14/9C$ 839
Wed 29/103:49 p.m.YYZ - OSL
2 stops17h 21mAmerican Airlines
Wed 5/116:55 a.m.OSL - YYZ
2 stops20h 34mAmerican Airlines
Deal found 14/9C$ 841
Wed 29/107:45 p.m.YYZ - OSL
1 stop15h 35mAir France
Wed 5/119:00 a.m.OSL - YYZ
1 stop17h 35mAir France
Deal found 14/9C$ 844

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Oslo 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 16 September 2025.
Use the filters below to find and compare flights from Ontario to Oslo that are best for you.

Fly from

Ontario

Fly to

Oslo

Route

Depart

Return

Price

MontrealOslo

YUL - OSL

YULOSL

Montreal Pierre Elliott Trudeau Intl

Wed 3/12

8:40 p.m.-2:10 p.m.

1 stop11h 30m

Oslo Gardermoen

Tue 16/12

7:20 a.m.-6:45 p.m.

1 stop17h 25m

C$ 807

MontrealOslo

YUL - OSL

YULOSL

Montreal Pierre Elliott Trudeau Intl

Tue 2/12

8:40 p.m.-2:10 p.m.

1 stop11h 30m

Oslo Gardermoen

Mon 15/12

7:20 a.m.-6:45 p.m.

1 stop17h 25m

C$ 807

MontrealOslo

YUL - OSL

YULOSL

Montreal Pierre Elliott Trudeau Intl

Tue 2/12

8:40 p.m.-10:40 p.m.

1 stop20h 00m

Oslo Gardermoen

Tue 16/12

7:20 a.m.-6:45 p.m.

1 stop17h 25m

C$ 807

MontrealOslo

YUL - OSL

YULOSL

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

8:40 p.m.-10:55 a.m.

1 stop32h 15m

Oslo Gardermoen

Tue 3/3

8:45 a.m.-6:45 p.m.

2 stops40h 00m

C$ 826

MontrealOslo

YUL - OSL

YULOSL

Montreal Pierre Elliott Trudeau Intl

Tue 17/2

8:40 p.m.-2:10 p.m.

1 stop11h 30m

Oslo Gardermoen

Tue 3/3

8:45 a.m.-6:45 p.m.

2 stops40h 00m

C$ 826

TorontoOslo

YYZ - TRF

YYZTRF

Toronto Pearson Intl

Wed 22/10

5:10 p.m.-2:20 p.m.

1 stop15h 10m

Oslo Sandefjord

Mon 3/11

2:35 p.m.-3:40 p.m.

1 stop31h 05m

C$ 827

TorontoOslo

YYZ - OSL

YYZOSL

Toronto Pearson Intl

Sat 15/11

1:00 p.m.-12:10 p.m.

2 stops17h 10m

Oslo Gardermoen

Sat 22/11

11:50 a.m.-9:44 p.m.

2 stops15h 54m

C$ 836

MontrealOslo

YUL - OSL

YULOSL

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

3:45 p.m.-2:10 p.m.

2 stops16h 25m

Oslo Gardermoen

Wed 4/3

11:50 a.m.-6:45 p.m.

1 stop12h 55m

C$ 837

TorontoOslo

YYZ - OSL

YYZOSL

Toronto Pearson Intl

Sun 19/10

10:55 a.m.-10:35 a.m.

2 stops17h 40m

Oslo Gardermoen

Mon 3/11

12:25 p.m.-9:49 a.m.

2 stops27h 24m

C$ 837

TorontoOslo

YYZ - OSL

YYZOSL

Toronto Pearson Intl

Wed 15/10

11:00 p.m.-11:55 p.m.

2 stops18h 55m

Oslo Gardermoen

Tue 21/10

7:10 a.m.-7:10 p.m.

2 stops42h 00m

C$ 839

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 59 results
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Best time to book a flight from Ontario to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Ontario 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 Ontario to Oslo

What is the cheapest month to book a flight from Region of Ontario to Oslo?

Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Oslo (average of C$ 666). Flying from Region of Ontario to Oslo in June is currently the most expensive (average of C$ 949). 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 ON to OSL?

Find hourly flight availability from Ontario to Oslo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Oslo as you normally would.

How much does it cost to fly round-trip from Region of Ontario to Oslo?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Oslo. 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 Region of Ontario to Oslo?

    There are many flights that can get you from Region of Ontario to Oslo in 11h 30m. Fly via British Airways, Scandinavian Airlines, or Air Canada to get the fastest option. The distance from Region of Ontario to Oslo is about 5498 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Region of Ontario to Oslo?

    The most popular route from Region of Ontario to Oslo is Montreal Pierre Elliott Trudeau Intl - Oslo Gardermoen. You may also consider Toronto Pearson Intl - Oslo Gardermoen or Ottawa - Oslo Gardermoen.

  • Can I find deals for flights from Ontario to Oslo that include hotel bookings?

    Yes. In addition to deals on Ontario to Oslo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Oslo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Oslo.

  • Can I find deals for business class flights from Ontario to Oslo?

    Yes. Cheapflights offers flight deals from Ontario to Oslo 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 Region of Ontario to Oslo?

    Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Oslo (average of C$ 666). Flying from Region of Ontario to Oslo in June is currently the most expensive (average of C$ 949). 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

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Alternative routes for Ontario to Oslo

See prices for flight routes from nearby airports that may be better suited for you.
Vancouver Intl to Oslo Gardermoen flights
Pierre Elliott Trudeau Intl to Oslo Gardermoen flights
Pearson Intl to Oslo Gardermoen flights
Ottawa to Oslo Gardermoen flights
Edmonton to Oslo Gardermoen flights
Calgary to Oslo Gardermoen flights
Winnipeg to Oslo Gardermoen flights
Vancouver Intl to Sandefjord flights
Pearson Intl to Sandefjord flights
Pearson Intl to Tromsø flights
Pierre Elliott Trudeau Intl to Sandefjord flights
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Pearson Intl to Bergen flights
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Pearson Intl to Stavanger flights
Pearson Intl to Longyearbyen flights
Pierre Elliott Trudeau Intl to Stavanger flights
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Calgary to Sandefjord flights
Hamilton to Oslo Gardermoen flights
Pierre Elliott Trudeau Intl to Bergen flights
Winnipeg to Sandefjord flights
London to Oslo Gardermoen flights
Québec City to Oslo Gardermoen flights
Pearson Intl to Volda flights
Calgary to Ålesund flights
Toronto Island to Bergen flights
Pierre Elliott Trudeau Intl to Ålesund flights
Calgary to Trondheim flights
Ottawa to Sandefjord flights
Québec City to Sandefjord flights
Edmonton to Stavanger flights
Regina to Sandefjord flights
Moncton to Sandefjord flights
Moncton to Oslo Gardermoen flights
Toronto Island to Trondheim flights
Pearson Intl to Ålesund flights
Victoria to Trondheim flights
Halifax to Sandefjord flights
Calgary to Bodø flights
Whitehorse to Oslo Gardermoen flights
Saskatoon to Oslo Gardermoen flights

Top 9 airlines flying from Ontario to Oslo

Discover the top 9 airlines that operate flights from Ontario to Oslo. 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 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestC$ 265AverageC$ 951FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Scandinavian AirlinesCheapestC$ 827AverageC$ 1,095FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapestC$ 828AverageC$ 1,036FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air FranceCheapestC$ 907AverageC$ 1,309FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air CanadaCheapestC$ 914AverageC$ 1,155FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 922AverageC$ 1,117FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapestC$ 932AverageC$ 962FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapestC$ 942AverageC$ 1,131FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapestC$ 979AverageC$ 1,133FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 Ontario to Oslo?

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 Oslo from Ontario today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ontario to Oslo?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Oslo 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 Ontario to Oslo with no change fees?

Certainly. Search results for flights to Oslo from Ontario 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 Ontario to Oslo become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Oslo from Ontario today and book when prices fit your budget.

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