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Cheap flights from Belfast Intl Airport to Oslo Gardermoen Airport from £42

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 17/10. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — OSL
3 Sep — 10 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast Intl to Oslo Gardermoen

Enter your travel dates to find the best prices.

Cheapest flights from Belfast Intl to Oslo Gardermoen
Explore the most affordable flight options available from Belfast Intl to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 August 2026.

Tue 15/908:50 -
1 stop12h 55m
Tue 22/910:35 -
1 stop6h 40m
Deal found 3/8£85
Sat 5/911:10 -
1 stop11h 05m
Wed 9/910:35 -
1 stop13h 45m
Deal found 1/8£85
Fri 18/922:15 -
2 stops15h 15m
Fri 25/909:45 -
1 stop10h 45m
Deal found 4/8£127

Find flight deals from Belfast Intl to Oslo Gardermoen

Discover tips and strategies to find the most affordable flight options for your journey from Belfast Intl (BFS) to Oslo Gardermoen (OSL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 August 2026.

Round-trip from

£85

One-way from

£42
Ryanair
  • Ryanair
  • 15/9-22/9
  • 2 total stops
  • 19h 35m total
  • Belfast to Oslo
Search Deals
Ryanair
  • Ryanair
  • 17/10
  • 1 total stop
  • 11h 45m total
  • Belfast to Oslo
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl to Oslo Gardermoen 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 858,174 searches. Data last updated 4 August 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 15/9

08:50-22:45

1 stop12h 55m

Oslo Gardermoen

Tue 22/9

23:10-11:35

1 stop13h 25m

£88

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 5/9

11:10-23:15

1 stop11h 05m

Oslo Gardermoen

Wed 9/9

10:35-23:20

1 stop13h 45m

£92

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Fri 18/9

22:15-14:30

2 stops15h 15m

Oslo Gardermoen

Fri 25/9

09:45-19:30

1 stop10h 45m

£127
Fastest return journey

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Fri 20/11

06:05-12:55

1 stop5h 50m

Oslo Gardermoen

Mon 23/11

20:45-07:55

1 stop12h 10m

£128

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 15/9

05:55-22:45

2 stops15h 50m

Oslo Gardermoen

Tue 22/9

10:35-23:05

2 stops13h 30m

£135

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Fri 20/11

21:05-17:25

2 stops19h 20m

Oslo Gardermoen

Mon 23/11

20:45-07:55

1 stop12h 10m

£135
Cheapest one-way
Fastest single journey

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Fri 16/10

12:15-21:20

1 stop8h 05m

£45

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Wed 16/9

20:15-10:05

1 stop12h 50m

£46

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 29/9

20:15-10:05

1 stop12h 50m

£47

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Wed 23/9

20:15-10:05

1 stop12h 50m

£62

Flights are sorted by cheapest return flights first.

Deals found on 1/8

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Belfast Intl to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Belfast Intl with our price prediction graph.
Estimated return 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.

Related info for your journey

Find useful and relevant information for your journey from Belfast Intl to Oslo Gardermoen. 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 Belfast Intl Airport to Oslo Gardermoen Airport?

    For as low as £88, Ryanair can have you in Oslo Gardermoen Airport from Belfast Intl Airport in 12h 55m. The distance from Belfast Intl Airport to Oslo Gardermoen Airport is about 745 mi.

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

    Yes. In addition to deals on Belfast Intl to Oslo Gardermoen flights, Cheapflights offers holiday packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl to Oslo Gardermoen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Oslo Gardermoen Airport?

Book flights to Oslo Gardermoen Airport if you plan to visit one of these locations
Lillehammer
Drammen
Fredrikstad
Gardermoen

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Belfast Intl to Oslo Gardermoen

See prices for flight routes from nearby airports that may be better suited for you.
Belfast City to Oslo Gardermoen flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Belfast Intl to Oslo Gardermoen flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Belfast Intl to Oslo Gardermoen by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Belfast Intl to Oslo Gardermoen, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Oslo Gardermoen from Belfast Intl today and book when prices fit your budget.

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