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Cheap flights from Northern Ireland to Oslo Gardermoen Airport from £100

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — OSL
26 Apr — 3 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Oslo Gardermoen

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to Oslo Gardermoen
Explore the most affordable flight options available from Northern Ireland to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 March 2026.

Sat 9/510:40
BFS
-
OSL
1 stop11h 35m
Multiple Airlines
Sat 16/523:40
OSL
-
BFS
1 stop13h 15m
Multiple Airlines
Deal found 25/3£100
Mon 20/409:15
BFS
-
OSL
1 stop23h 55m
Ryanair
Mon 27/418:45
OSL
-
BFS
1 stop22h 30m
Ryanair
Deal found 23/3£103
Tue 5/516:40
BFS
-
OSL
1 stop5h 05m
Ryanair
Tue 12/510:35
OSL
-
BFS
1 stop6h 40m
Ryanair
Deal found 24/3£103
Tue 5/520:15
BFS
-
OSL
1 stop12h 50m
Multiple Airlines
Tue 12/512:30
OSL
-
BFS
2 stops22h 00m
Multiple Airlines
Deal found 24/3£109
Sat 9/506:55
BFS
-
OSL
2 stops15h 20m
Ryanair
Sat 16/523:40
OSL
-
BFS
1 stop13h 15m
Ryanair
Deal found 25/3£112
Mon 20/408:40
BFS
-
OSL
2 stops21h 55m
Multiple Airlines
Mon 27/418:45
OSL
-
BFS
2 stops14h 20m
Multiple Airlines
Deal found 24/3£119
Mon 11/521:25
BFS
-
OSL
2 stops24h 20m
Multiple Airlines
Mon 18/512:30
OSL
-
BFS
2 stops24h 45m
Multiple Airlines
Deal found 27/3£122
Sun 19/420:20
BFS
-
OSL
2 stops21h 00m
Multiple Airlines
Tue 21/410:35
OSL
-
BFS
1 stop6h 40m
Multiple Airlines
Deal found 22/3£133
Sat 9/507:00
BHD
-
OSL
2 stops25h 00m
Multiple Airlines
Sat 16/512:25
OSL
-
BHD
2 stops21h 55m
Multiple Airlines
Deal found 25/3£148
Mon 20/411:05
BHD
-
OSL
2 stops19h 30m
Multiple Airlines
Mon 27/411:55
OSL
-
BHD
1 stop6h 25m
Multiple Airlines
Deal found 24/3£156
Mon 20/409:50
BHD
-
OSL
1 stop21h 55m
KLM
Mon 27/414:10
OSL
-
BHD
1 stop20h 10m
KLM
Deal found 24/3£165
Fri 8/518:20
BHD
-
OSL
2 stops14h 00m
Multiple Airlines
Fri 15/509:45
OSL
-
BHD
1 stop12h 20m
Multiple Airlines
Deal found 24/3£172

Find flight deals from Northern Ireland to Oslo Gardermoen

Keep the following information in mind while searching for Northern Ireland to Oslo Gardermoen flight deals. Data was last updated 27 March 2026.

Round-trip from

£100
Ryanair
  • Ryanair
  • 9/5-16/5
  • 2 total stops
  • 24h 50m total
  • Northern Ireland to Oslo
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland 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 27 March 2026.
Use the filters below to find and compare flights from Northern Ireland 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

Sat 9/5

10:40-23:15

1 stop11h 35m

Oslo Gardermoen

Sat 16/5

23:40-11:55

1 stop13h 15m

£100

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 9/5

20:15-09:00

1 stop11h 45m

Oslo Gardermoen

Sat 16/5

23:40-11:55

1 stop13h 15m

£103

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Mon 11/5

18:50-10:10

1 stop14h 20m

Oslo Gardermoen

Mon 18/5

12:30-12:15

2 stops24h 45m

£103
Fastest return journey

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 5/5

16:40-22:45

1 stop5h 05m

Oslo Gardermoen

Tue 12/5

10:35-16:15

1 stop6h 40m

£103

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Mon 20/4

18:50-22:45

2 stops26h 55m

Oslo Gardermoen

Mon 27/4

18:45-08:05

2 stops14h 20m

£126

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Mon 20/4

09:15-18:20

1 stop8h 05m

Oslo Gardermoen

Mon 27/4

11:55-21:30

1 stop10h 35m

£138

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 5/5

05:55-22:45

2 stops15h 50m

Oslo Gardermoen

Tue 12/5

15:50-07:05

2 stops16h 15m

£139

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 7/5

21:25-09:55

1 stop11h 30m

Oslo Gardermoen

Thu 14/5

13:55-22:20

2 stops9h 25m

£158

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Mon 20/4

15:25-10:10

2 stops17h 45m

Oslo Gardermoen

Mon 27/4

18:45-09:20

2 stops15h 35m

£164

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Fri 1/5

06:50-07:35

2 stops23h 45m

Oslo Gardermoen

Mon 4/5

15:50-17:40

2 stops26h 50m

£193

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Northern Ireland to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Northern Ireland 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.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Oslo Gardermoen Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland 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 Northern Ireland to Oslo Gardermoen Airport?

    For as low as £103, Ryanair can have you in Oslo Gardermoen Airport from Northern Ireland in 11h 45m. The distance from Northern Ireland to Oslo Gardermoen Airport is about 745 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

  • How can I find direct flights from Northern Ireland to Oslo Gardermoen?

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

  • Can I find deals for business class flights from Northern Ireland to Oslo Gardermoen?

    Yes. Cheapflights offers flight deals from Northern Ireland 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
Fredrikstad
Drammen
Gardermoen

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How does Cheapflights help users find flights from Northern Ireland to Oslo Gardermoen?

When you search for this flight from Northern Ireland to Oslo Gardermoen, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Oslo Gardermoen?

Cheapflights helps you find that perfect flight to Oslo Gardermoen from Northern Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Northern Ireland 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 Northern Ireland 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 Northern Ireland to Oslo Gardermoen become cheaper?

Not ready to book yet? You can track prices for flights from Northern Ireland to Oslo Gardermoen on Cheapflights with our Price Alert feature and get notified when better prices are available.

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