What is the cheapest flight from Ontario to Oslo Gardermoen Airport?

In the last 3 days, the lowest price for a flight from Ontario to Oslo Gardermoen Airport was $408 for a one-way ticket and $522 for a round-trip. Visit our flight page for the latest deals!>/a>

Do I need a passport to fly between Ontario and Oslo?

A passport is required to fly from Ontario to Oslo. Visit our flight page for the latest deals!>/a>

Which airports will I be using when flying from Ontario to Oslo?

When flying out of Ontario you will be using Ontario. You will be landing at Oslo, also known as Oslo Gardermoen. Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from Ontario to Oslo?

We unfortunately don’t have that data for this specific route.

How does KAYAK find such low prices on flights from Ontario to Oslo?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Oslo. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Oslo?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo from Ontario is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Ontario to Oslo?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oslo with an airline and back to Ontario with another airline. Booking your flights between Ontario and OSL can sometimes prove cheaper using this method. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Oslo?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oslo from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

What are the most popular airlines flying to Oslo Gardermoen?

The most popular airline among KAYAK users flying to Oslo Gardermoen is Scandinavian Airlines, followed by Lufthansa and British Airways.

$408 CHEAP FLIGHTS from Ontario to Oslo. Plane tickets & airfare (ONT - OSL)

ONT - OSL

KAYAK searches hundreds of travel sites at once for deals on flights to Oslo Gardermoen Airport

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Cheapest round-trip

$522

Delta

Tue 4/21Tue 4/28

ONT - OSL • 2 stops

Cheapest one-way

$408

United Airlines

Mon 3/2

ONT - OSL • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Oslo Gardermoen!

Flight Deals

Cheap Flights from Ontario to Oslo Gardermoen (ONT-OSL)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ontario to Oslo Gardermoen

Tue, Apr 21 - Tue, Apr 28

5:55 pm - 8:40 pm

ONT

OSL

17h 45m

2 stops

6:30 am - 5:15 pm

OSL

ONT

19h 45m

2 stops

$522Delta

Tue, Mar 17 - Tue, Mar 24

1:40 pm - 11:40 pm

ONT

OSL

50h 00m

2 stops

6:15 am - 10:18 pm

OSL

ONT

24h 03m

2 stops

$532United Airlines

Tue, Mar 24 - Tue, Apr 7

1:50 pm - 3:40 pm

ONT

OSL

17h 50m

2 stops

6:55 am - 8:36 pm

OSL

ONT

22h 41m

2 stops

$551United Airlines

Tue, Mar 3 - Tue, Mar 17

2:39 pm - 10:40 pm

ONT

OSL

23h 01m

2 stops

7:20 am - 6:42 pm

OSL

ONT

19h 22m

2 stops

$554British Airways

Sat, Feb 28 - Sat, Mar 7

5:02 pm - 11:00 pm

ONT

OSL

20h 58m

2 stops

8:50 pm - 9:30 pm

OSL

ONT

33h 40m

2 stops

$557British Airways

Mon, Mar 2 - Mon, Mar 16

2:39 pm - 10:40 pm

ONT

OSL

23h 01m

2 stops

11:35 am - 11:59 pm

OSL

ONT

20h 24m

2 stops

$569British Airways

Thu, May 7 - Wed, May 20

7:00 am - 10:55 am

ONT

OSL

18h 55m

2 stops

9:55 am - 8:36 pm

OSL

ONT

19h 41m

2 stops

$571United Airlines

Wed, Feb 18 - Wed, Feb 25

5:02 pm - 10:40 pm

ONT

OSL

20h 38m

2 stops

6:55 am - 10:19 pm

OSL

ONT

24h 24m

2 stops

$576British Airways

Mon, May 4 - Mon, May 18

10:37 am - 12:15 am

ONT

OSL

28h 38m

2 stops

11:45 am - 5:52 pm

OSL

ONT

39h 07m

2 stops

$587United Airlines

Fri, Feb 27 - Thu, Mar 5

2:39 pm - 10:10 pm

ONT

OSL

22h 31m

2 stops

8:50 pm - 6:42 pm

OSL

ONT

30h 52m

2 stops

$591British Airways

Booking Insights

KAYAK's insights & trends for Ontario to Oslo Gardermoen flights

Get data-powered insights and trends into flights from Ontario to Oslo Gardermoen to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Ontario to Oslo?

In the past 3 days, the cheapest round-trip tickets from Ontario to Oslo were found on Delta ($522) and United Airlines ($532).

Find deals

Cheapest flight	$408

Flight from Ontario to Oslo

When to book flights from Ontario to Oslo Gardermoen

Are your dates flexible? Find out the best times to travel from Ontario to Oslo Gardermoen based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from Ontario to Oslo Gardermoen Airport?
In the last 3 days, the lowest price for a flight from Ontario to Oslo Gardermoen Airport was $408 for a one-way ticket and $522 for a round-trip.
Do I need a passport to fly between Ontario and Oslo?
A passport is required to fly from Ontario to Oslo.
Which airports will I be using when flying from Ontario to Oslo?
When flying out of Ontario you will be using Ontario. You will be landing at Oslo, also known as Oslo Gardermoen.
Which aircraft models fly most regularly from Ontario to Oslo?
We unfortunately don’t have that data for this specific route.
How does KAYAK find such low prices on flights from Ontario to Oslo?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Oslo.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Oslo?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to Oslo?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oslo with an airline and back to Ontario with another airline. Booking your flights between Ontario and OSL can sometimes prove cheaper using this method.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Oslo?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oslo from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Ontario to Oslo Gardermoen

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Information on your arrival and departure airports

Ontario (ONT)

Oslo Gardermoen (OSL)

ONT - OSL

$408 Find Cheap Flights from Ontario to Oslo

KAYAK searches hundreds of travel sites at once for deals on flights to Oslo Gardermoen Airport

Everything you should know

Cheap Flights from Ontario to Oslo Gardermoen (ONT-OSL)

Recent round-trip flight deals from Ontario to Oslo Gardermoen

Recent one-way flight deals from Ontario to Oslo Gardermoen

Recent last minute flight deals from Ontario to Oslo Gardermoen

KAYAK's insights & trends for Ontario to Oslo Gardermoen flights

Get data-powered insights and trends into flights from Ontario to Oslo Gardermoen to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Ontario to Oslo?

In the past 3 days, the cheapest round-trip tickets from Ontario to Oslo were found on Delta ($522) and United Airlines ($532).

Good to know

When to book flights from Ontario to Oslo Gardermoen

FAQs for booking Ontario to Oslo flights

What is the cheapest flight from Ontario to Oslo Gardermoen Airport?

In the last 3 days, the lowest price for a flight from Ontario to Oslo Gardermoen Airport was $408 for a one-way ticket and $522 for a round-trip.

Do I need a passport to fly between Ontario and Oslo?

A passport is required to fly from Ontario to Oslo.

Which airports will I be using when flying from Ontario to Oslo?

When flying out of Ontario you will be using Ontario. You will be landing at Oslo, also known as Oslo Gardermoen.

Which aircraft models fly most regularly from Ontario to Oslo?

We unfortunately don’t have that data for this specific route.

How does KAYAK find such low prices on flights from Ontario to Oslo?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Oslo.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Oslo?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to Oslo?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oslo with an airline and back to Ontario with another airline. Booking your flights between Ontario and OSL can sometimes prove cheaper using this method.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Oslo?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oslo from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Ontario to Oslo Gardermoen

Information on your arrival and departure airports

Cabin class types available on flights to Oslo Gardermoen

Complete your trip to Oslo with a hotel stay or car rental

Find direct flights to and from Ontario and Oslo Gardermoen

Flights to other popular destinations

Flights from domestic origins to Oslo Gardermoen

Choose which airport to fly into in Oslo