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Cheap flights from Ontario to Oslo Gardermoen Airport from C$ 359

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — OSL
19 Jul — 26 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Oslo Gardermoen

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Oslo Gardermoen
Explore the most affordable flight options available from Ontario to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 June 2026.

Sun 6/910:05 p.m.
YUL
-
OSL
1 stop19h 50m
Multiple Airlines
Mon 14/97:10 a.m.
OSL
-
YUL
1 stop13h 05m
Multiple Airlines
Deal found 18/6C$ 919
Mon 7/99:35 p.m.
YYZ
-
OSL
1 stop13h 15m
Multiple Airlines
Sat 12/96:00 a.m.
OSL
-
YYZ
2 stops14h 00m
Multiple Airlines
Deal found 17/6C$ 960
Sat 18/711:40 p.m.
YYZ
-
OSL
1 stop10h 55m
American Airlines
Tue 28/77:45 a.m.
OSL
-
YYZ
2 stops21h 44m
American Airlines
Deal found 17/6C$ 962
Mon 7/96:45 a.m.
YUL
-
OSL
2 stops28h 05m
Multiple Airlines
Mon 14/99:10 a.m.
OSL
-
YUL
2 stops16h 20m
Multiple Airlines
Deal found 18/6C$ 963
Sat 27/611:40 p.m.
YYZ
-
OSL
1 stop14h 05m
Finnair
Fri 17/78:30 p.m.
OSL
-
YYZ
1 stop28h 05m
Finnair
Deal found 19/6C$ 963
Fri 17/75:10 p.m.
YYZ
-
OSL
1 stop15h 10m
Multiple Airlines
Fri 24/78:30 p.m.
OSL
-
YYZ
1 stop28h 05m
Multiple Airlines
Deal found 17/6C$ 967
Sun 5/75:10 p.m.
YYZ
-
OSL
1 stop15h 10m
Multiple Airlines
Tue 14/71:35 p.m.
OSL
-
YYZ
1 stop32h 15m
Multiple Airlines
Deal found 18/6C$ 969
Tue 11/89:35 p.m.
YYZ
-
OSL
1 stop10h 35m
Multiple Airlines
Sat 22/81:35 p.m.
OSL
-
YYZ
1 stop31h 20m
Multiple Airlines
Deal found 17/6C$ 970
Wed 15/711:40 p.m.
YYZ
-
OSL
1 stop10h 55m
British Airways
Wed 29/77:45 a.m.
OSL
-
YYZ
2 stops21h 28m
British Airways
Deal found 16/6C$ 971
Mon 10/810:55 p.m.
YYZ
-
OSL
1 stop18h 05m
Multiple Airlines
Tue 18/88:00 a.m.
OSL
-
YYZ
2 stops19h 45m
Multiple Airlines
Deal found 19/6C$ 973
Thu 17/99:35 p.m.
YYZ
-
OSL
1 stop19h 20m
Multiple Airlines
Thu 8/102:20 p.m.
OSL
-
YYZ
1 stop31h 30m
Multiple Airlines
Deal found 15/6C$ 976
Wed 11/118:10 p.m.
YUL
-
OSL
1 stop12h 10m
Multiple Airlines
Wed 18/118:30 a.m.
OSL
-
YUL
1 stop34h 10m
Multiple Airlines
Deal found 14/6C$ 977

Find flight deals from Ontario to Oslo Gardermoen

Keep the following information in mind while searching for Ontario to Oslo Gardermoen flight deals. Data was last updated 19 June 2026.

Round-trip from

C$ 919

One-way from

C$ 359

Popular in

July

Cheapest in

November

Average price

C$ 1,289
6/9-14/9
  • 6/9-14/9
  • 2 total stops
  • 32h 55m total
  • Ontario to Oslo
Search Deals
5/9
  • 5/9
  • 2 total stops
  • 30h 50m total
  • Ontario to Oslo
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 313 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Oslo Gardermoen 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 19 June 2026.
Use the filters below to find and compare flights from Ontario to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealOslo

YUL - OSL

YULOSL

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

10:05 p.m.-9:45 p.m.

1 stop17h 40m

Oslo Gardermoen

Sun 20/9

1:05 p.m.-2:15 p.m.

1 stop31h 10m

C$ 978
Quickest round-trip

TorontoOslo

YYZ - OSL

YYZOSL

Toronto Pearson Intl

Sat 10/10

11:30 p.m.-4:30 p.m.

1 stop11h 00m

Oslo Gardermoen

Sat 17/10

6:30 a.m.-1:20 p.m.

1 stop12h 50m

C$ 1,000

TorontoOslo

YYZ - OSL

YYZOSL

Toronto Pearson Intl

Wed 22/7

4:45 p.m.-12:30 p.m.

1 stop13h 45m

Oslo Gardermoen

Wed 12/8

6:30 a.m.-3:50 p.m.

1 stop15h 20m

C$ 1,015

TorontoOslo

YYZ - OSL

YYZOSL

Toronto Pearson Intl

Thu 16/7

4:45 p.m.-8:45 a.m.

1 stop10h 00m

Oslo Gardermoen

Tue 28/7

6:00 a.m.-5:39 p.m.

2 stops17h 39m

C$ 1,028

TorontoOslo

YYZ - OSL

YYZOSL

Toronto Pearson Intl

Thu 27/8

6:14 p.m.-4:30 p.m.

2 stops16h 16m

Oslo Gardermoen

Tue 15/9

6:30 a.m.-5:35 p.m.

2 stops17h 05m

C$ 1,039

TorontoOslo

YTZ - OSL

YTZOSL

Toronto Island

Sat 10/10

6:10 p.m.-5:15 p.m.

2 stops41h 05m

Oslo Gardermoen

Sat 17/10

6:15 a.m.-6:46 p.m.

2 stops18h 31m

C$ 1,065

TorontoOslo

YTZ - OSL

YTZOSL

Toronto Island

Mon 14/9

9:30 a.m.-1:15 p.m.

2 stops21h 45m

Oslo Gardermoen

Fri 18/9

6:25 a.m.-3:50 p.m.

2 stops15h 25m

C$ 1,079

TorontoOslo

YYZ - OSL

YYZOSL

Toronto Pearson Intl

Tue 14/7

6:10 a.m.-8:45 a.m.

2 stops20h 35m

Oslo Gardermoen

Sat 25/7

6:30 a.m.-11:02 p.m.

2 stops22h 32m

C$ 1,089

MontrealOslo

YUL - OSL

YULOSL

Montreal Pierre Elliott Trudeau Intl

Thu 27/8

7:00 p.m.-11:50 a.m.

1 stop10h 50m

Oslo Gardermoen

Mon 7/9

2:10 p.m.-4:55 p.m.

1 stop32h 45m

C$ 1,090

MontrealOslo

YUL - OSL

YULOSL

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

5:00 p.m.-11:50 a.m.

1 stop12h 50m

Oslo Gardermoen

Mon 21/9

2:10 p.m.-4:55 p.m.

1 stop32h 45m

C$ 1,090

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen 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 Gardermoen Airport

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

Currently, June is the cheapest month in which you can book a flight from Region of Ontario to Oslo Gardermoen Airport (average of C$ 343). Flying from Region of Ontario to Oslo Gardermoen Airport in July is currently the most expensive (average of C$ 890). 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.

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

How far ahead should I book a flight from Region of Ontario to Oslo Gardermoen Airport?

The price you pay for your flight from Region of Ontario to Oslo Gardermoen Airport may vary depending on when you book. For the best chance of a lower fare, look to book 65 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Oslo Gardermoen. 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 Gardermoen Airport?

    Delta, United Airlines, and Air Canada can get you from Region of Ontario to Oslo Gardermoen Airport in just under 11h. Your travel time can differ by up to 30h 05m. The distance between Region of Ontario and Oslo Gardermoen Airport is about 5945 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 Gardermoen Airport?

    Most travellers choose Toronto Pearson Intl - Oslo Gardermoen, Montreal Pierre Elliott Trudeau Intl - Oslo Gardermoen or Toronto Island - Oslo Gardermoen when deciding on the best route from Region of Ontario to Oslo Gardermoen Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Oslo Gardermoen 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 Gardermoen Airport?

    Currently, June is the cheapest month in which you can book a flight from Region of Ontario to Oslo Gardermoen Airport (average of C$ 343). Flying from Region of Ontario to Oslo Gardermoen Airport in July is currently the most expensive (average of C$ 890). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Ontario to Oslo Gardermoen

Discover the top 8 airlines that operate flights from Ontario to Oslo Gardermoen. 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 19 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapestC$ 730AverageC$ 1,085FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapestC$ 748AverageC$ 1,082FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
DeltaCheapestC$ 814AverageC$ 1,180FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapestC$ 872AverageC$ 1,226FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapestC$ 904AverageC$ 1,150FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 921AverageC$ 977FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapestC$ 946AverageC$ 1,181FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air FranceCheapestC$ 1,002AverageC$ 1,487FlexibilityNo cancel feeOn-time77%
Search Air France 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 Gardermoen?

Deals for Ontario to Oslo Gardermoen flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Oslo Gardermoen.

Can Cheapflights find flights from Ontario to Oslo Gardermoen with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to Oslo Gardermoen with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Oslo Gardermoen 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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