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Cheap flights from Oslo Gardermoen Airport to Ontario from C$ 342

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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — YYZ
2 Apr — 9 Apr1
1 adult

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 28 March 2025.

Round-trip from

C$ 689

One-way from

C$ 342

Popular in

July

Cheapest in

February

Average price

C$ 812
British Airways
  • British Airways
  • 5/6-16/6
  • 4 total stops
  • 38h 19m total
  • Oslo to Ontario
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7/6
  • 7/6
  • 1 total stop
  • 22h 25m total
  • Oslo to Ontario
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 225 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 March 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 28 March 2025.

Thu 5/68:35 a.m.OSL - YYZ
2 stops20h 53mMultiple Airlines
Mon 16/610:59 a.m.YYZ - OSL
2 stops17h 26mMultiple Airlines
Deal found 27/3C$ 689
Sat 3/56:30 a.m.OSL - YYZ
1 stop12h 50mKLM
Mon 19/511:30 p.m.YYZ - OSL
2 stops17h 05mKLM
Deal found 27/3C$ 696
Tue 24/67:25 p.m.OSL - YYZ
2 stops32h 05mBritish Airways
Tue 15/710:15 p.m.YYZ - OSL
1 stop19h 10mBritish Airways
Deal found 27/3C$ 705
Thu 3/47:45 a.m.OSL - YUL
1 stop18h 30mAmerican Airlines
Wed 16/410:10 p.m.YUL - OSL
1 stop15h 05mAmerican Airlines
Deal found 27/3C$ 709
Tue 22/48:35 a.m.OSL - YYZ
2 stops20h 50mFinnair
Tue 6/510:15 p.m.YYZ - OSL
1 stop19h 10mFinnair
Deal found 28/3C$ 718
Thu 5/69:55 a.m.OSL - YYZ
1 stop11h 45mScandinavian Airlines
Mon 16/65:10 p.m.YYZ - OSL
1 stop17h 25mScandinavian Airlines
Deal found 27/3C$ 728
Wed 10/94:30 p.m.OSL - YYZ
1 stop11h 25mIcelandair
Sat 13/98:50 p.m.YYZ - OSL
1 stop12h 55mIcelandair
Deal found 27/3C$ 752
Tue 22/46:55 p.m.OSL - YYZ
1 stop25h 45mLufthansa
Tue 6/58:20 p.m.YYZ - OSL
1 stop19h 50mLufthansa
Deal found 27/3C$ 759
Sat 3/58:20 a.m.OSL - YYZ
2 stops19h 20mAmerican Airlines
Mon 19/510:00 p.m.YYZ - OSL
1 stop19h 30mAmerican Airlines
Deal found 28/3C$ 786
Mon 14/46:05 a.m.OSL - YOW
1 stop15h 00mAir France
Tue 29/45:15 p.m.YOW - OSL
1 stop17h 20mAir France
Deal found 28/3C$ 806
Mon 21/46:35 a.m.OSL - YOW
2 stops33h 01mAir Canada
Tue 6/52:30 p.m.YOW - OSL
2 stops15h 45mAir Canada
Deal found 27/3C$ 816
Sat 3/512:45 p.m.OSL - YYZ
1 stop14h 10mAir France
Mon 19/54:45 p.m.YYZ - OSL
2 stops17h 55mAir France
Deal found 28/3C$ 825

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 28 March 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 5/6

8:35 a.m.-11:28 p.m.

2 stops20h 53m

Toronto Pearson Intl

Mon 16/6

10:59 a.m.-10:25 a.m.

2 stops17h 26m

C$ 689

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Sat 3/5

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

1 stop12h 50m

Toronto Pearson Intl

Mon 19/5

11:30 p.m.-10:35 p.m.

2 stops17h 05m

C$ 696

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Tue 24/6

7:25 p.m.-9:30 p.m.

2 stops32h 05m

Toronto Pearson Intl

Tue 15/7

10:15 p.m.-11:25 p.m.

1 stop19h 10m

C$ 705

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Tue 22/4

8:35 a.m.-11:25 p.m.

2 stops20h 50m

Toronto Pearson Intl

Tue 6/5

10:15 p.m.-11:25 p.m.

1 stop19h 10m

C$ 718

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Thu 5/6

9:55 a.m.-3:40 p.m.

1 stop11h 45m

Toronto Pearson Intl

Mon 16/6

5:10 p.m.-4:35 p.m.

1 stop17h 25m

C$ 728

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Wed 10/9

4:30 p.m.-9:55 p.m.

1 stop11h 25m

Toronto Pearson Intl

Sat 13/9

8:50 p.m.-3:45 p.m.

1 stop12h 55m

C$ 752

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Tue 22/4

6:55 p.m.-2:40 p.m.

1 stop25h 45m

Toronto Pearson Intl

Tue 6/5

8:20 p.m.-10:10 p.m.

1 stop19h 50m

C$ 759

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Sat 3/5

8:20 a.m.-9:40 p.m.

2 stops19h 20m

Toronto Pearson Intl

Mon 19/5

10:00 p.m.-11:30 p.m.

1 stop19h 30m

C$ 786

OsloOttawa

OSL - YOW

OSLYOW

Oslo Gardermoen

Mon 14/4

6:05 a.m.-3:05 p.m.

1 stop15h 00m

Ottawa

Tue 29/4

5:15 p.m.-4:35 p.m.

1 stop17h 20m

C$ 806

OsloOttawa

OSL - YOW

OSLYOW

Oslo Gardermoen

Mon 21/4

6:35 a.m.-9:36 a.m.

2 stops33h 01m

Ottawa

Tue 6/5

2:30 p.m.-12:15 p.m.

2 stops15h 45m

C$ 816

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

Showing 1-10 of 44 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$ 167). 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 28 March 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 28 March 2025.
See what other customers who have flown with Delta, KLM and LOT from Oslo to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
LOT
7.6
Good
1,063 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Austrian Airlines
7.5
Good
769 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

  • What are the cheapest airlines to fly from Oslo Gardermoen Airport to Region of Ontario one-way?

    C$ 563 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on LOT and Finnair, with prices starting from C$ 596 and C$ 963, respectively.

  • 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$ 167). 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 4 airlines flying from Oslo Gardermoen to Ontario

Discover the top 4 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 28 March 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 610AverageC$ 819FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapestC$ 666AverageC$ 1,013FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapestC$ 759AverageC$ 1,033FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Scandinavian AirlinesCheapestC$ 845AverageC$ 1,054FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

Fly with Cheapflights

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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?

Millions of users choose and trust Cheapflights to book the best flight deals from Oslo Gardermoen to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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.

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

Of course! You can now track prices for flights from Oslo Gardermoen to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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