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Cheap flights from Oslo Gardermoen Airport to Ontario from C$ 308

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
22 Apr — 29 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 17 April 2025.

Round-trip from

C$ 684

One-way from

C$ 308

Popular in

July

Cheapest in

March

Average price

C$ 747
British Airways
  • British Airways
  • 9/5-22/5
  • 2 total stops
  • 26h 20m 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. 16% potential increase in price (C$ 229 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 17 April 2025.

Fri 9/57:50 a.m.OSL - YYZ
1 stop14h 10mBritish Airways
Thu 22/510:05 p.m.YYZ - OSL
1 stop12h 10mBritish Airways
Deal found 17/4C$ 684
Fri 25/46:30 a.m.OSL - YUL
1 stop16h 25mKLM
Thu 8/56:50 p.m.YUL - OSL
1 stop21h 45mKLM
Deal found 17/4C$ 699
Sun 1/68:45 p.m.OSL - YUL
2 stops53h 30mMultiple Airlines
Sun 8/610:00 p.m.YUL - OSL
1 stop19h 40mMultiple Airlines
Deal found 17/4C$ 710
Sat 23/86:30 a.m.OSL - YYZ
1 stop12h 50mMultiple Airlines
Sat 30/811:30 p.m.YYZ - OSL
1 stop17h 50mMultiple Airlines
Deal found 17/4C$ 715
Wed 4/64:30 p.m.OSL - YYZ
1 stop11h 25mIcelandair
Wed 24/98:50 p.m.YYZ - OSL
1 stop9h 45mIcelandair
Deal found 17/4C$ 749
Mon 28/49:45 a.m.OSL - YOW
2 stops19h 59mAir Canada
Mon 12/52:35 p.m.YOW - OSL
2 stops16h 30mAir Canada
Deal found 17/4C$ 779
Tue 20/56:30 a.m.OSL - YYZ
1 stop12h 50mKLM
Sun 25/510:10 p.m.YYZ - OSL
1 stop12h 10mKLM
Deal found 17/4C$ 781
Sun 1/66:50 a.m.OSL - YOW
2 stops31h 37mMultiple Airlines
Sun 8/68:55 p.m.YOW - OSL
2 stops44h 55mMultiple Airlines
Deal found 17/4C$ 792
Tue 20/57:45 a.m.OSL - YYZ
2 stops32h 30mAmerican Airlines
Sun 25/510:35 a.m.YYZ - OSL
2 stops24h 00mAmerican Airlines
Deal found 17/4C$ 793
Wed 4/66:50 a.m.OSL - YTZ
2 stops16h 00mAir Canada
Wed 24/912:25 p.m.YTZ - OSL
2 stops18h 40mAir Canada
Deal found 17/4C$ 814
Sat 3/55:40 a.m.OSL - YYZ
2 stops19h 55mAir Canada
Mon 19/56:20 p.m.YYZ - OSL
1 stop15h 20mAir Canada
Deal found 17/4C$ 842
Fri 25/47:50 a.m.OSL - YUL
2 stops20h 54mAmerican Airlines
Thu 8/510:05 p.m.YUL - OSL
1 stop19h 50mAmerican Airlines
Deal found 17/4C$ 846

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 17 April 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

Fri 9/5

7:50 a.m.-4:00 p.m.

1 stop14h 10m

Toronto Pearson Intl

Thu 22/5

10:05 p.m.-4:15 p.m.

1 stop12h 10m

C$ 684

OsloMontreal

OSL - YUL

OSLYUL

Oslo Gardermoen

Sun 1/6

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

2 stops53h 30m

Montreal Pierre Elliott Trudeau Intl

Sun 8/6

10:00 p.m.-11:40 p.m.

1 stop19h 40m

C$ 710

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Sat 23/8

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

1 stop12h 50m

Toronto Pearson Intl

Sat 30/8

11:30 p.m.-11:20 p.m.

1 stop17h 50m

C$ 715

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Wed 4/6

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

1 stop11h 25m

Toronto Pearson Intl

Wed 24/9

8:50 p.m.-12:35 p.m.

1 stop9h 45m

C$ 749

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Sat 3/5

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

1 stop17h 50m

Toronto Pearson Intl

Mon 19/5

6:05 p.m.-11:30 p.m.

1 stop23h 25m

C$ 764

OsloOttawa

OSL - YOW

OSLYOW

Oslo Gardermoen

Mon 28/4

9:45 a.m.-11:44 p.m.

2 stops19h 59m

Ottawa

Mon 12/5

2:35 p.m.-1:05 p.m.

2 stops16h 30m

C$ 779

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Tue 20/5

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

1 stop12h 50m

Toronto Pearson Intl

Sun 25/5

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

1 stop12h 10m

C$ 781

OsloOttawa

OSL - YOW

OSLYOW

Oslo Gardermoen

Sun 1/6

6:50 a.m.-8:27 a.m.

2 stops31h 37m

Ottawa

Sun 8/6

8:55 p.m.-11:50 p.m.

2 stops44h 55m

C$ 792

OsloToronto

OSL - YTZ

OSLYTZ

Oslo Gardermoen

Wed 4/6

6:50 a.m.-4:50 p.m.

2 stops16h 00m

Toronto Island

Wed 24/9

12:25 p.m.-1:05 p.m.

2 stops18h 40m

C$ 814

OsloToronto

OSL - YYZ

OSLYYZ

Oslo Gardermoen

Sat 3/5

5:40 a.m.-7:35 p.m.

2 stops19h 55m

Toronto Pearson Intl

Mon 19/5

6:20 p.m.-3:40 p.m.

1 stop15h 20m

C$ 842

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/4

Showing 1-10 of 46 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 17 April 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 17 April 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
7,916 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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
7,916 reviews
Delta
8.0
Very good
7,916 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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
1,327 reviews
Delta
8.0
Very good
7,916 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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
1,065 reviews
Delta
8.0
Very good
7,916 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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
7.6
Good
775 reviews
Delta
8.0
Very good
7,916 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,916 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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$ 613 is the cheapest one-way deal found within the past few days, from LOT. You may also be able to find cheap deals on British Airways and American Airlines, with prices starting from C$ 873 and C$ 1,001, 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 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 592AverageC$ 794FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapestC$ 646AverageC$ 934FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Scandinavian AirlinesCheapestC$ 685AverageC$ 1,023FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Air CanadaCheapestC$ 736AverageC$ 1,002FlexibilityNo cancel feeOn-time67%
Search Air Canada 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?

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