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Cheap flights from Northern Ireland to Oslo from £69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Oslo departing on 11/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Northern Ireland to Oslo

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:45 - 08:15BFS-OSL
18h 30m2 stops
Multiple Airlines Logo
14:25 - 22:45OSL-BFS
9h 20m1 stop
£117Multiple Airlines
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Sat, 29 Nov - Sat, 13 Dec
Ryanair Logo
05:45 - 13:55BFS-OSL
7h 10m1 stop
Ryanair Logo
14:25 - 22:45OSL-BFS
9h 20m1 stop
£122Ryanair
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Sat, 29 Nov - Sat, 13 Dec
Multiple Airlines Logo
05:45 - 15:10BFS-OSL
8h 25m1 stop
Multiple Airlines Logo
17:20 - 21:55OSL-BFS
5h 35m1 stop
£137Multiple Airlines
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Mon, 24 Nov - Mon, 1 Dec
Multiple Airlines Logo
21:00 - 16:20BFS-OSL
18h 20m2 stops
Multiple Airlines Logo
17:20 - 21:55OSL-BFS
5h 35m1 stop
£144Multiple Airlines
Find Deal
Mon, 24 Nov - Mon, 1 Dec
Multiple Airlines Logo
12:45 - 08:15BFS-OSL
18h 30m2 stops
Multiple Airlines Logo
14:25 - 08:10OSL-BFS
18h 45m2 stops
£145Multiple Airlines
Find Deal
Sat, 29 Nov - Sat, 13 Dec
Multiple Airlines Logo
06:00 - 12:30BFS-OSL
5h 30m1 stop
Multiple Airlines Logo
21:15 - 08:25OSL-BFS
12h 10m1 stop
£154Multiple Airlines
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Fri, 7 Nov - Fri, 14 Nov
British Airways Logo
15:05 - 22:10BHD-OSL
6h 05m1 stop
British Airways Logo
18:30 - 09:10OSL-BHD
15h 40m1 stop
£172British Airways
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Sat, 29 Nov - Sat, 13 Dec
British Airways Logo
11:25 - 18:40BHD-OSL
6h 15m1 stop
British Airways Logo
19:25 - 09:00OSL-BHD
14h 35m1 stop
£179British Airways
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Tue, 24 Mar - Tue, 31 Mar
KLM Logo
06:30 - 18:15BHD-OSL
10h 45m1 stop
KLM Logo
12:40 - 21:00OSL-BHD
9h 20m1 stop
£187KLM
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Fri, 7 Nov - Fri, 14 Nov
British Airways Logo
15:05 - 22:40BHD-OSL
6h 35m1 stop
British Airways Logo
06:55 - 14:50OSL-BHD
8h 55m1 stop
£202British Airways
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Tue, 3 Mar - Wed, 4 Mar

British Airways flights from Northern Ireland to Oslo Gardermoen Airport

Our best British Airways deals on Northern Ireland to Oslo Gardermoen Airport flight tickets
British Airways
29 Nov
BHD15:05Belfast City
6h 05m
1 stop
OSL22:10Oslo Gardermoen
13 Dec
OSL18:30Oslo Gardermoen
15h 40m
1 stop
BHD09:10Belfast City
£172
Find similar
British Airways
24 Mar
BHD11:25Belfast City
6h 15m
1 stop
OSL18:40Oslo Gardermoen
31 Mar
OSL19:25Oslo Gardermoen
14h 35m
1 stop
BHD09:00Belfast City
£179
Find similar
British Airways
3 Mar
BHD15:05Belfast City
6h 35m
1 stop
OSL22:40Oslo Gardermoen
4 Mar
OSL06:55Oslo Gardermoen
8h 55m
1 stop
BHD14:50Belfast City
£202
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Oslo Gardermoen Airport 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, momondo users made 279,928 searches. Data last updated 10 October 2025.
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

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 29/11

12:45-08:15

2 stops18h 30m

Oslo Gardermoen

Sat 13/12

14:25-22:45

1 stop9h 20m

£117

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 29/11

05:45-13:55

1 stop7h 10m

Oslo Gardermoen

Sat 13/12

14:25-22:45

1 stop9h 20m

£122

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Mon 24/11

05:45-15:10

1 stop8h 25m

Oslo Gardermoen

Mon 1/12

17:20-21:55

1 stop5h 35m

£137

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Mon 24/11

21:00-16:20

2 stops18h 20m

Oslo Gardermoen

Mon 1/12

17:20-21:55

1 stop5h 35m

£144

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 29/11

12:45-08:15

2 stops18h 30m

Oslo Gardermoen

Sat 13/12

14:25-08:10

2 stops18h 45m

£145

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Fri 7/11

06:00-12:30

1 stop5h 30m

Oslo Gardermoen

Fri 14/11

21:15-08:25

1 stop12h 10m

£154

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Sat 29/11

15:05-22:10

1 stop6h 05m

Oslo Gardermoen

Sat 13/12

18:30-09:10

1 stop15h 40m

£172

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Tue 24/3

11:25-18:40

1 stop6h 15m

Oslo Gardermoen

Tue 31/3

19:25-09:00

1 stop14h 35m

£179

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Fri 7/11

06:30-18:15

1 stop10h 45m

Oslo Gardermoen

Fri 14/11

12:40-21:00

1 stop9h 20m

£187

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Tue 3/3

15:05-22:40

1 stop6h 35m

Oslo Gardermoen

Wed 4/3

06:55-14:50

1 stop8h 55m

£202

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

See travel insights to Oslo from

How to get the cheapest flight ticket from Northern Ireland 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 day to depart on your flight to Oslo Gardermoen Airport?

The cheapest day to depart from Northern Ireland to Oslo Gardermoen Airport is on a Friday when prices can be found for as low as £167. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around £281. These prices are subject to change though, so be sure to set up a Price Alert for flights to Oslo Gardermoen Airport.

What is the cheapest time of day to depart on your flight to Oslo Gardermoen Airport?

In the morning is the cheapest time of day to fly from Northern Ireland to Oslo Gardermoen Airport when you can find flight prices for as low as £198. Flying to Oslo Gardermoen Airport in the morning is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Oslo Gardermoen Airport, so prices are often more expensive at around £203 per ticket.

Cheap Northern Ireland to Oslo Gardermoen Airport flight deals and tips

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

Direct flights

None
There are no direct flights from Northern Ireland to Oslo Gardermoen Airport. There are no popular flight routes from Northern Ireland to Oslo Gardermoen Airport.
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  • When did momondo last update prices for flights from Northern Ireland to Oslo Gardermoen Airport?

    Prices for flights from Northern Ireland to Oslo Gardermoen Airport refresh daily.

  • How many operators does momondo search for flights from Northern Ireland to Oslo Gardermoen Airport?

  • How old do you have to be to fly from Northern Ireland to Oslo Gardermoen Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Northern Ireland 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.

Best airlines flying from Northern Ireland to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from Northern Ireland to Oslo Gardermoen Airport with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £153Free CancellationRating
7.7
1,399 reviews
Search KLM flights

Travelling to a place near Oslo?

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

Why use momondo?

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

Finding the right flight to Oslo from Northern Ireland 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 Northern Ireland to Oslo with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Northern Ireland to Oslo flights to just show those with flexible booking policies.

How can momondo help me find flights from Northern Ireland to Oslo?

momondo helps you find the best flight between Northern Ireland and Oslo by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Oslo, momondo offers a useful price alert feature which will track prices for flights to Oslo from Northern Ireland and alert you when they change.

An easier way to manage your Oslo Gardermoen Airport trip

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