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Cheap flights from Oslo Gardermoen Airport to Ontario from C$ 450

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — YYZ
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Oslo Gardermoen to Ontario

Keep the following information in mind while searching for Oslo Gardermoen to Ontario flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 555

One-way from

C$ 450

Popular in

July

Cheapest in

March

Average price

C$ 727
Icelandair
  • Icelandair
  • 23/10-6/11
  • 2 total stops
  • 21h 15m total
  • Oslo to Ontario
Search Deals
6/11
  • 6/11
  • 1 total stop
  • 30h 35m total
  • Oslo to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 256 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Oslo Gardermoen to Ontario

Cheapest flights from Oslo Gardermoen to Ontario
Explore the most affordable flight options available from Oslo Gardermoen to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Thu 23/101:50 p.m.OSL - YYZ
1 stop11h 20mIcelandair
Thu 6/117:40 p.m.YYZ - OSL
1 stop9h 55mIcelandair
Deal found 13/9C$ 555
Mon 10/119:05 p.m.OSL - YYZ
1 stop24h 35mScandinavian Airlines
Tue 25/115:10 p.m.YYZ - OSL
1 stop17h 30mScandinavian Airlines
Deal found 14/9C$ 565
Thu 6/119:25 a.m.OSL - YYZ
1 stop15h 50mMultiple Airlines
Wed 19/1110:45 p.m.YYZ - OSL
1 stop11h 35mMultiple Airlines
Deal found 14/9C$ 586
Mon 3/117:20 a.m.OSL - YYZ
1 stop13h 30mBritish Airways
Wed 19/1110:05 p.m.YYZ - OSL
1 stop18h 35mBritish Airways
Deal found 14/9C$ 638
Mon 22/91:50 p.m.OSL - YYZ
1 stop11h 20mIcelandair
Mon 29/911:00 p.m.YYZ - OSL
1 stop31h 35mIcelandair
Deal found 13/9C$ 649
Mon 22/91:50 p.m.OSL - YYZ
1 stop11h 20mIcelandair
Sun 28/911:00 p.m.YYZ - OSL
1 stop10h 25mIcelandair
Deal found 13/9C$ 656
Sun 21/94:45 p.m.OSL - YYZ
1 stop11h 10mIcelandair
Mon 29/911:00 p.m.YYZ - OSL
1 stop31h 35mIcelandair
Deal found 13/9C$ 684
Sun 21/94:45 p.m.OSL - YYZ
1 stop11h 10mIcelandair
Sun 28/911:00 p.m.YYZ - OSL
1 stop10h 25mIcelandair
Deal found 13/9C$ 691
Mon 3/119:05 p.m.OSL - YYZ
1 stop24h 35mScandinavian Airlines
Wed 19/115:10 p.m.YYZ - OSL
1 stop10h 10mScandinavian Airlines
Deal found 14/9C$ 698
Thu 6/117:05 a.m.OSL - YYZ
2 stops20h 39mBritish Airways
Wed 19/1110:54 a.m.YYZ - OSL
2 stops18h 01mBritish Airways
Deal found 14/9C$ 699
Tue 23/97:45 a.m.OSL - YYZ
2 stops32h 31mAmerican Airlines
Mon 29/94:15 p.m.YYZ - OSL
2 stops25h 15mAmerican Airlines
Deal found 13/9C$ 703
Mon 10/117:20 a.m.OSL - YYZ
2 stops20h 09mBritish Airways
Tue 25/1110:30 a.m.YYZ - OSL
2 stops18h 25mBritish Airways
Deal found 14/9C$ 705

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oslo Gardermoen to Ontario 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 15 September 2025.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Ontario that are best for you.

Fly from

Oslo Gardermoen

Fly to

Ontario

Route

Depart

Return

Price

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Thu 6/11

9:25 a.m.-7:15 p.m.

1 stop15h 50m

Toronto Pearson Intl

Wed 19/11

10:45 p.m.-4:20 p.m.

1 stop11h 35m

C$ 586

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Mon 3/11

7:20 a.m.-2:50 p.m.

1 stop13h 30m

Toronto Pearson Intl

Wed 19/11

10:05 p.m.-10:40 p.m.

1 stop18h 35m

C$ 638

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Mon 3/11

7:20 a.m.-9:49 a.m.

2 stops32h 29m

Toronto Pearson Intl

Wed 19/11

10:30 a.m.-2:10 p.m.

2 stops21h 40m

C$ 705

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Thu 6/11

7:05 a.m.-9:46 p.m.

2 stops20h 41m

Toronto Pearson Intl

Wed 19/11

11:59 a.m.-2:10 p.m.

2 stops20h 11m

C$ 705

OsloMontreal

OSL - YUL

OSLYUL

Oslo Gardermoen

Fri 5/12

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

1 stop13h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 9/12

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

1 stop11h 30m

C$ 739

OsloMontreal

OSL - YUL

OSLYUL

Oslo Gardermoen

Thu 23/10

7:45 a.m.-8:15 p.m.

1 stop18h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

8:40 p.m.-11:35 p.m.

1 stop20h 55m

C$ 753

OsloOttawa

OSL - YOW

OSLYOW

Oslo Gardermoen

Thu 30/10

6:15 a.m.-9:42 a.m.

2 stops32h 27m

Ottawa

Thu 13/11

8:00 p.m.-12:10 p.m.

2 stops34h 10m

C$ 768

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Mon 10/11

7:20 a.m.-2:50 p.m.

1 stop13h 30m

Toronto Pearson Intl

Tue 25/11

1:45 p.m.-2:10 p.m.

2 stops18h 25m

C$ 774

OsloMontreal

OSL - YUL

OSLYUL

Oslo Gardermoen

Thu 30/10

3:05 p.m.-7:45 p.m.

1 stop33h 40m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

8:40 p.m.-11:35 p.m.

1 stop20h 55m

C$ 782

OsloMontreal

OSL - YUL

OSLYUL

Oslo Gardermoen

Mon 27/10

2:40 p.m.-7:45 p.m.

1 stop34h 05m

Montreal Pierre Elliott Trudeau Intl

Tue 11/11

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

1 stop32h 15m

C$ 786

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 48 results
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Best time to book a flight from Oslo Gardermoen to Ontario

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

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

Currently, January is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Region of Ontario (average of C$ 169). Flying from Oslo Gardermoen Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 OSL to ON?

Find hourly flight availability from Oslo Gardermoen to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

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

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

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 15 September 2025.
Read reviews from past customers who have flown Air Canada,Icelandair, andBritish Airways from Oslo Gardermoen Airport to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,000 reviews
Check prices

Comfort

7.1

Overall

7.1

Food

6.3

Boarding

7.3

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

janet,Sep 2025

YOW - YYZ

Really appreciated the leg room despite purchasing an economy ticket. Appreciated the extra complimentary wine. Nice touch. Was given immediate support without asking at check in, at the machine!! Ottawa's boarding was very organized with distinct rows in waiting room. Allowed for the main hall to not be blocked by people waiting to board.
Air Canada
7.1
Good
10,000 reviews
Air Canada
7.1
Good
10,000 reviews
Check prices

Comfort

7.1

Overall

7.1

Food

6.3

Boarding

7.3

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

janet,Sep 2025

YOW - YYZ

Really appreciated the leg room despite purchasing an economy ticket. Appreciated the extra complimentary wine. Nice touch. Was given immediate support without asking at check in, at the machine!! Ottawa's boarding was very organized with distinct rows in waiting room. Allowed for the main hall to not be blocked by people waiting to board.
Icelandair
7.0
Good
544 reviews
Air Canada
7.1
Good
10,000 reviews
Check prices

Comfort

7.1

Overall

7.1

Food

6.3

Boarding

7.3

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

janet,Sep 2025

YOW - YYZ

Really appreciated the leg room despite purchasing an economy ticket. Appreciated the extra complimentary wine. Nice touch. Was given immediate support without asking at check in, at the machine!! Ottawa's boarding was very organized with distinct rows in waiting room. Allowed for the main hall to not be blocked by people waiting to board.
British Airways
6.7
Okay
7,361 reviews
Air Canada
7.1
Good
10,000 reviews
Check prices

Comfort

7.1

Overall

7.1

Food

6.3

Boarding

7.3

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

janet,Sep 2025

YOW - YYZ

Really appreciated the leg room despite purchasing an economy ticket. Appreciated the extra complimentary wine. Nice touch. Was given immediate support without asking at check in, at the machine!! Ottawa's boarding was very organized with distinct rows in waiting room. Allowed for the main hall to not be blocked by people waiting to board.

Related info for your journey

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

    A quick flight from Oslo Gardermoen Airport to Region of Ontario can take about 13h 30m. British Airways provides one of the quickest options available for as low as C$ 638. Oslo Gardermoen Airport and Region of Ontario are separated by a distance of 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 Oslo Gardermoen Airport to Region of Ontario?

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

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Region of Ontario (average of C$ 169). Flying from Oslo Gardermoen Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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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Top 3 airlines flying from Oslo Gardermoen to Ontario

Discover the top 3 airlines that operate flights from Oslo Gardermoen to Ontario. 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 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapestC$ 695AverageC$ 793FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapestC$ 735AverageC$ 791FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 766AverageC$ 1,063FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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How does Cheapflights help users find flights from Oslo Gardermoen to Ontario?

Cheapflights makes it easy to find Oslo Gardermoen to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

Certainly. Search results for flights to Ontario from Oslo Gardermoen shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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