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Cheap flights from Northern Ireland to Oslo Gardermoen Airport from £49

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 14/4. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — OSL
25 Mar — 1 Apr1
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 23 February 2026.

Sat 18/411:10
BFS
-
OSL
1 stop11h 05m
Ryanair
Tue 28/410:35
OSL
-
BFS
1 stop13h 45m
Ryanair
Deal found 19/2£85
Tue 7/410:30
BFS
-
OSL
2 stops22h 35m
Multiple Airlines
Tue 14/423:10
OSL
-
BFS
1 stop13h 25m
Multiple Airlines
Deal found 21/2£120
Tue 7/420:15
BFS
-
OSL
1 stop12h 50m
Ryanair
Tue 14/423:10
OSL
-
BFS
1 stop13h 25m
Ryanair
Deal found 21/2£122
Sat 18/416:55
BFS
-
OSL
2 stops13h 40m
Multiple Airlines
Tue 28/412:30
OSL
-
BFS
2 stops11h 50m
Multiple Airlines
Deal found 19/2£134
Fri 15/506:05
BFS
-
OSL
2 stops25h 20m
Multiple Airlines
Sun 17/507:10
OSL
-
BFS
1 stop16h 30m
Multiple Airlines
Deal found 22/2£182
Fri 15/507:00
BHD
-
OSL
2 stops24h 25m
Multiple Airlines
Sun 17/507:10
OSL
-
BHD
1 stop7h 30m
Multiple Airlines
Deal found 22/2£185
Fri 15/517:30
BHD
-
OSL
1 stop14h 10m
KLM
Sun 17/509:20
OSL
-
BHD
1 stop25h 00m
KLM
Deal found 22/2£197
Mon 1/617:30
BHD
-
OSL
1 stop14h 15m
KLM
Fri 5/619:15
OSL
-
BHD
1 stop22h 40m
KLM
Deal found 19/2£199
Thu 26/206:35
BHD
-
OSL
1 stop15h 05m
British Airways
Mon 2/311:35
OSL
-
BHD
1 stop9h 40m
British Airways
Deal found 19/2£201
Thu 5/315:05
BHD
-
OSL
1 stop6h 35m
British Airways
Mon 9/307:20
OSL
-
BHD
1 stop13h 55m
British Airways
Deal found 22/2£204
Mon 1/610:35
BFS
-
OSL
1 stop12h 20m
Multiple Airlines
Fri 5/607:10
OSL
-
BFS
1 stop10h 05m
Multiple Airlines
Deal found 19/2£205
Mon 6/406:40
BFS
-
OSL
1 stop26h 30m
Multiple Airlines
Mon 13/418:45
OSL
-
BFS
1 stop4h 50m
Multiple Airlines
Deal found 20/2£213

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 23 February 2026.

Round-trip from

£85

One-way from

£49
Ryanair
  • Ryanair
  • 18/4-28/4
  • 2 total stops
  • 24h 50m total
  • Northern Ireland to Oslo
Search Deals
Ryanair
  • Ryanair
  • 14/4
  • 1 total stop
  • 5h 05m 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 23 February 2026.
Use the filters below to find and compare flights from Northern Ireland to Oslo Gardermoen Airport that are best for you.

Fly from

Northern Ireland

Fly to

Oslo Gardermoen

Route

Depart

Return

Price

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 18/4

11:10-23:15

1 stop11h 05m

Oslo Gardermoen

Tue 28/4

10:35-23:20

1 stop13h 45m

£85

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 7/4

20:15-10:05

1 stop12h 50m

Oslo Gardermoen

Tue 14/4

23:10-11:35

1 stop13h 25m

£122

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 7/4

10:30-10:05

2 stops22h 35m

Oslo Gardermoen

Tue 14/4

12:30-09:30

2 stops22h 00m

£126

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 18/4

16:55-07:35

2 stops13h 40m

Oslo Gardermoen

Tue 28/4

12:30-23:20

2 stops11h 50m

£134

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Fri 15/5

06:05-08:25

2 stops25h 20m

Oslo Gardermoen

Sun 17/5

07:10-22:40

1 stop16h 30m

£182

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Fri 15/5

17:30-08:40

1 stop14h 10m

Oslo Gardermoen

Sun 17/5

09:20-09:20

1 stop25h 00m

£197

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Mon 1/6

17:30-08:45

1 stop14h 15m

Oslo Gardermoen

Fri 5/6

19:15-16:55

1 stop22h 40m

£199

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Mon 1/6

10:35-23:55

1 stop12h 20m

Oslo Gardermoen

Fri 5/6

07:10-16:15

1 stop10h 05m

£205

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Mon 6/4

06:40-10:10

1 stop26h 30m

Oslo Gardermoen

Mon 13/4

18:45-22:35

1 stop4h 50m

£213

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Mon 1/6

13:35-09:20

2 stops18h 45m

Oslo Gardermoen

Fri 5/6

09:45-16:25

1 stop7h 40m

£225

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 27 results
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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 £85, Ryanair can have you in Oslo Gardermoen Airport from Northern Ireland in 11h 05m. 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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