When did momondo last update prices for flights from Ontario Airport to Oslo Gardermoen Airport?

Prices for flights from Ontario Airport to Oslo Gardermoen Airport are updated daily.

How old do you have to be to fly from Ontario Airport to Oslo Gardermoen Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Oslo Gardermoen Airport.

What documentation or ID do you need to fly to Oslo Gardermoen Airport?

The necessary travel and health documents for your Oslo Gardermoen Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$227 Cheap Flights from Ontario to Oslo Gardermoen Airport in 2026

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Find the cheapest flights from Ontario to Oslo

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:52 pm - 11:25 pm

ONT

OSL

21h 33m2 stops

8:30 pm - 6:37 pm

OSL

ONT

31h 07m2 stops

$452British Airways

Tue, Apr 7 - Tue, Apr 21

2:39 pm - 6:40 pm

ONT

OSL

19h 01m2 stops

7:10 am - 10:29 pm

OSL

ONT

24h 19m2 stops

$464British Airways

Mon, Feb 23 - Fri, Mar 6

4:45 pm - 10:40 pm

ONT

OSL

20h 55m2 stops

7:20 am - 10:48 pm

OSL

ONT

24h 28m2 stops

$469British Airways

Tue, Jan 20 - Tue, Feb 3

4:45 pm - 10:40 pm

ONT

OSL

20h 55m2 stops

7:05 am - 10:48 pm

OSL

ONT

24h 43m2 stops

$471British Airways

Tue, Jan 20 - Thu, Feb 5

1:11 pm - 6:50 pm

ONT

OSL

20h 39m2 stops

9:25 am - 9:05 pm

OSL

ONT

20h 40m2 stops

$520Delta

Mon, Jan 26 - Wed, Feb 4

3:09 pm - 10:40 pm

ONT

OSL

22h 31m2 stops

7:20 am - 10:49 pm

OSL

ONT

24h 29m2 stops

$525British Airways

Tue, Feb 10 - Tue, Feb 24

4:45 pm - 6:40 pm

ONT

OSL

16h 55m2 stops

11:45 am - 10:48 pm

OSL

ONT

20h 03m2 stops

$527British Airways

Mon, Feb 2 - Tue, Feb 10

5:02 pm - 10:40 pm

ONT

OSL

21h 38m2 stops

8:30 pm - 6:42 pm

OSL

ONT

31h 12m2 stops

$529British Airways

Wed, Mar 25 - Sun, Apr 5

11:55 am - 8:40 pm

ONT

OSL

23h 45m2 stops

6:30 am - 10:40 pm

OSL

ONT

25h 10m2 stops

$530Delta

Mon, May 11 - Mon, May 18

2:39 pm - 10:40 pm

ONT

OSL

23h 01m2 stops

11:35 am - 11:59 pm

OSL

ONT

20h 24m2 stops

$541British Airways

Mon, Mar 2 - Mon, Mar 16

British Airways flights from Ontario to Oslo Gardermoen Airport

Our best British Airways deals on Ontario to Oslo Gardermoen Airport flight tickets

British Airways

Apr 7

ONT4:52 pmOntario

21h 33m

2 stops

OSL11:25 pmOslo Gardermoen

Apr 21

OSL8:30 pmOslo Gardermoen

31h 07m

2 stops

ONT6:37 pmOntario

$452

British Airways

Feb 23

ONT2:39 pmOntario

19h 01m

2 stops

OSL6:40 pmOslo Gardermoen

Mar 6

OSL7:10 amOslo Gardermoen

24h 19m

2 stops

ONT10:29 pmOntario

$464

British Airways

Jan 20

ONT4:45 pmOntario

20h 55m

2 stops

OSL10:40 pmOslo Gardermoen

Feb 3

OSL7:20 amOslo Gardermoen

24h 28m

2 stops

ONT10:48 pmOntario

$469

United Airlines flights from Ontario to Oslo Gardermoen Airport

Our best United Airlines deals on Ontario to Oslo Gardermoen Airport flight tickets

United Airlines

Apr 25

ONT7:00 amOntario

20h 15m

2 stops

OSL12:15 pmOslo Gardermoen

Apr 28

OSL6:55 amOslo Gardermoen

20h 07m

2 stops

ONT6:02 pmOntario

$555

United Airlines

Jan 29

ONT5:05 amOntario

25h 35m

2 stops

OSL3:40 pmOslo Gardermoen

Feb 2

OSL6:15 amOslo Gardermoen

25h 38m

2 stops

ONT10:53 pmOntario

$558

United Airlines

May 7

ONT7:00 amOntario

20h 20m

2 stops

OSL12:20 pmOslo Gardermoen

May 21

OSL7:05 amOslo Gardermoen

19h 13m

2 stops

ONT5:18 pmOntario

$580

momondo Fare Finder

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

OntarioOslo

ONT - OSL

ONTOSL

Ontario

Tue 4/7

4:52 pm-11:25 pm

2 stops21h 33m

Oslo Gardermoen

Tue 4/21

8:30 pm-6:37 pm

2 stops31h 07m

$452

OntarioOslo

ONT - OSL

ONTOSL

Ontario

Mon 2/23

2:39 pm-6:40 pm

2 stops19h 01m

Oslo Gardermoen

Fri 3/6

7:10 am-10:29 pm

2 stops24h 19m

$464

OntarioOslo

ONT - OSL

ONTOSL

Ontario

Tue 1/20

4:45 pm-10:40 pm

2 stops20h 55m

Oslo Gardermoen

Tue 2/3

7:20 am-10:48 pm

2 stops24h 28m

$469

OntarioOslo

ONT - OSL

ONTOSL

Ontario

Tue 1/20

4:45 pm-10:40 pm

2 stops20h 55m

Oslo Gardermoen

Thu 2/5

7:05 am-10:48 pm

2 stops24h 43m

$471

OntarioOslo

ONT - OSL

ONTOSL

Ontario

Mon 1/26

1:11 pm-6:50 pm

2 stops20h 39m

Oslo Gardermoen

Wed 2/4

9:25 am-9:05 pm

2 stops20h 40m

$520

OntarioOslo

ONT - OSL

ONTOSL

Ontario

Tue 2/10

3:09 pm-10:40 pm

2 stops22h 31m

Oslo Gardermoen

Tue 2/24

7:20 am-10:49 pm

2 stops24h 29m

$525

OntarioOslo

ONT - OSL

ONTOSL

Ontario

Mon 2/2

4:45 pm-6:40 pm

2 stops16h 55m

Oslo Gardermoen

Tue 2/10

11:45 am-10:48 pm

2 stops20h 03m

$527

OntarioOslo

ONT - OSL

ONTOSL

Ontario

Wed 3/25

5:02 pm-10:40 pm

2 stops21h 38m

Oslo Gardermoen

Sun 4/5

8:30 pm-6:42 pm

2 stops31h 12m

$529

OntarioOslo

ONT - OSL

ONTOSL

Ontario

Mon 5/11

11:55 am-8:40 pm

2 stops23h 45m

Oslo Gardermoen

Mon 5/18

6:30 am-10:40 pm

2 stops25h 10m

$530

OntarioOslo

ONT - OSL

ONTOSL

Ontario

Mon 3/2

2:39 pm-10:40 pm

2 stops23h 01m

Oslo Gardermoen

Mon 3/16

11:35 am-11:59 pm

2 stops20h 24m

$541

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Oslo Gardermoen Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Oslo Gardermoen?

British Airways is the most popular carrier operating from Ontario to Oslo Gardermoen

What airlines fly to Oslo Gardermoen Airport?

Scandinavian Airlines, Lufthansa and British Airways are the top three most popular airlines that fly to Oslo Gardermoen Airport from Ontario according to our data. Scandinavian Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Oslo Gardermoen Airport. Keep in mind that there are 10 different airlines that fly to Oslo Gardermoen Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Oslo Gardermoen Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Oslo Gardermoen Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Oslo Gardermoen Airport (ONT to OSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Oslo Gardermoen Airport

Fastest flight time	16h 30m
Direct flights	None

The fastest flight from Ontario to Oslo Gardermoen Airport takes 16h 30m

There are no direct flights from Ontario to Oslo Gardermoen Airport. There are no popular flight routes from Ontario to Oslo Gardermoen Airport.

Search flight deals

How far is Ontario to Oslo Gardermoen by plane?
The straight-line distance from Ontario to Oslo Gardermoen is 5303.0 mi. Flights usually cover this in 16h 30m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Ontario Airport to Oslo Gardermoen Airport?
Prices for flights from Ontario Airport to Oslo Gardermoen Airport are updated daily.
How old do you have to be to fly from Ontario Airport to Oslo Gardermoen Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Oslo Gardermoen Airport.
What documentation or ID do you need to fly to Oslo Gardermoen Airport?
The necessary travel and health documents for your Oslo Gardermoen Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Gardermoen

Fredrikstad

Lillehammer

Drammen

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Oslo?

Finding the right flight to Oslo from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Oslo quick and easy, saving you time and money.

Can I find flights from Ontario to Oslo with flexible booking policies on momondo?

momondo does allow users to show only those flights to Oslo from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Oslo?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Oslo from Ontario.

I’m not ready to book a flight from Ontario to Oslo right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Oslo from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Oslo Gardermoen Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Flights to Oslo Sandefjord Airportfrom $380

Cheap flights from Ontario to Oslo from $227

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Oslo departing on 1/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Ontario to Oslo

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British Airways flights from Ontario to Oslo Gardermoen Airport

Our best British Airways deals on Ontario to Oslo Gardermoen Airport flight tickets

United Airlines flights from Ontario to Oslo Gardermoen Airport

Our best United Airlines deals on Ontario to Oslo Gardermoen Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to Oslo Gardermoen Airport that are best for you.

See travel insights to Oslo from

How to get the cheapest flight ticket from Ontario to Oslo Gardermoen Airport

What is the cheapest airline that flies from Ontario to Oslo Gardermoen?

British Airways is the most popular carrier operating from Ontario to Oslo Gardermoen

What airlines fly to Oslo Gardermoen Airport?

When to book flights from Ontario to Oslo Gardermoen Airport

Cheap Ontario to Oslo Gardermoen Airport (ONT to OSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Oslo Gardermoen Airport

Fastest flight time

Direct flights

How far is Ontario to Oslo Gardermoen by plane?

When did momondo last update prices for flights from Ontario Airport to Oslo Gardermoen Airport?

How old do you have to be to fly from Ontario Airport to Oslo Gardermoen Airport?

What documentation or ID do you need to fly to Oslo Gardermoen Airport?

Traveling to a place near Oslo?

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Oslo?

Can I find flights from Ontario to Oslo with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Oslo?

I’m not ready to book a flight from Ontario to Oslo right now. Can momondo alert me if prices change?

An easier way to manage your Oslo Gardermoen Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Oslo

Popular cities in Norway

Popular flights according to clicks in the last 7 days on momondo