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Cheap flights from Northern Ireland to Oslo from £96

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 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Northern Ireland to Oslo

Cheap return flights

Logo
08:50 - 17:40BFS-OSL
7h 50m1 stop
Logo
22:20 - 09:00OSL-BFS
11h 40m1 stop
£121
Find Deal
Thu, 11 Sep - Wed, 17 Sep
Ryanair Logo
19:35 - 10:05BFS-OSL
13h 30m1 stop
Ryanair Logo
13:15 - 22:35OSL-BFS
10h 20m1 stop
£123Ryanair
Find Deal
Sat, 13 Sep - Sat, 20 Sep
Ryanair Logo
21:40 - 12:50BFS-OSL
14h 10m1 stop
Ryanair Logo
21:30 - 09:45OSL-BFS
13h 15m1 stop
£126Ryanair
Find Deal
Fri, 3 Oct - Sun, 5 Oct
Logo
23:30 - 09:15BFS-OSL
8h 45m1 stop
Logo
18:15 - 09:45OSL-BFS
16h 30m2 stops
£129
Find Deal
Sun, 14 Sep - Sun, 21 Sep
Ryanair Logo
23:30 - 09:15BFS-OSL
8h 45m1 stop
Ryanair Logo
21:30 - 09:45OSL-BFS
13h 15m1 stop
£135Ryanair
Find Deal
Sun, 14 Sep - Sun, 21 Sep
Logo
19:35 - 10:05BFS-OSL
13h 30m1 stop
Logo
13:15 - 07:15OSL-BFS
19h 00m2 stops
£147
Find Deal
Sat, 13 Sep - Sat, 20 Sep
Logo
06:05 - 15:50BFS-OSL
8h 45m1 stop
Logo
18:15 - 14:35OSL-BFS
21h 20m2 stops
£149
Find Deal
Fri, 3 Oct - Sun, 5 Oct
KLM Logo
17:20 - 08:40BHD-OSL
14h 20m1 stop
KLM Logo
09:25 - 16:50OSL-BHD
8h 25m1 stop
£184KLM
Find Deal
Wed, 19 Nov - Sun, 30 Nov
British Airways Logo
11:05 - 22:40BHD-OSL
10h 35m2 stops
British Airways Logo
11:30 - 20:30OSL-BHD
10h 00m1 stop
£300British Airways
Find Deal
Wed, 19 Nov - Sun, 30 Nov
British Airways Logo
11:05 - 22:40BHD-OSL
10h 35m2 stops
British Airways Logo
07:20 - 15:50OSL-BHD
9h 30m2 stops
£438British Airways
Find Deal
Wed, 19 Nov - Sun, 30 Nov

Ryanair flights from Northern Ireland to Oslo Gardermoen Airport

Our best Ryanair deals on Northern Ireland to Oslo Gardermoen Airport flight tickets
Ryanair
13 Sept
BFS19:35Belfast Intl
13h 30m
1 stop
OSL10:05Oslo Gardermoen
20 Sept
OSL13:15Oslo Gardermoen
10h 20m
1 stop
BFS22:35Belfast Intl
£123
Find similar
Ryanair
3 Oct
BFS21:40Belfast Intl
14h 10m
1 stop
OSL12:50Oslo Gardermoen
5 Oct
OSL21:30Oslo Gardermoen
13h 15m
1 stop
BFS09:45Belfast Intl
£126
Find similar
Ryanair
14 Sept
BFS23:30Belfast Intl
8h 45m
1 stop
OSL09:15Oslo Gardermoen
21 Sept
OSL21:30Oslo Gardermoen
13h 15m
1 stop
BFS09:45Belfast Intl
£135
Find similar

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
19 Nov
BHD11:05Belfast City
10h 35m
2 stops
OSL22:40Oslo Gardermoen
30 Nov
OSL11:30Oslo Gardermoen
10h 00m
1 stop
BHD20:30Belfast City
£300
Find similar
British Airways
19 Nov
BHD11:05Belfast City
10h 35m
2 stops
OSL22:40Oslo Gardermoen
30 Nov
OSL07:20Oslo Gardermoen
9h 30m
2 stops
BHD15:50Belfast City
£438
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 1 August 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

Thu 11/9

08:50-17:40

1 stop7h 50m

Oslo Gardermoen

Wed 17/9

22:20-09:00

1 stop11h 40m

£121

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 13/9

19:35-10:05

1 stop13h 30m

Oslo Gardermoen

Sat 20/9

13:15-22:35

1 stop10h 20m

£123

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Fri 3/10

21:40-12:50

1 stop14h 10m

Oslo Gardermoen

Sun 5/10

21:30-09:45

1 stop13h 15m

£126

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sun 14/9

23:30-09:15

1 stop8h 45m

Oslo Gardermoen

Sun 21/9

18:15-09:45

2 stops16h 30m

£129

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sun 14/9

23:30-09:15

1 stop8h 45m

Oslo Gardermoen

Sun 21/9

21:30-09:45

1 stop13h 15m

£135

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 13/9

19:35-10:05

1 stop13h 30m

Oslo Gardermoen

Sat 20/9

13:15-07:15

2 stops19h 00m

£147

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Fri 3/10

06:05-15:50

1 stop8h 45m

Oslo Gardermoen

Sun 5/10

18:15-14:35

2 stops21h 20m

£149

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Wed 19/11

17:20-08:40

1 stop14h 20m

Oslo Gardermoen

Sun 30/11

09:25-16:50

1 stop8h 25m

£184

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Wed 19/11

11:05-22:40

2 stops10h 35m

Oslo Gardermoen

Sun 30/11

11:30-20:30

1 stop10h 00m

£300

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Wed 19/11

11:05-22:40

2 stops10h 35m

Oslo Gardermoen

Sun 30/11

07:20-15:50

2 stops9h 30m

£438

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 month to fly to Oslo Gardermoen Airport?

The month of November is another great option to travel to Oslo Gardermoen Airport, with average flight prices from Northern Ireland averaging around £112.

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 £168. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around £283. 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 £199. 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 £205 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

Best price found

£96

Fastest flight time

3h 35m

Direct flights

None
The best one-way flight to Oslo Gardermoen Airport from Northern Ireland in the past 72 hours is £96. The best return flight deal from Northern Ireland to Oslo Gardermoen Airport found on momondo in the last 72 hours is £121.
The fastest flight from Northern Ireland to Oslo Gardermoen Airport takes 3h 35m
There are no direct flights from Northern Ireland to Oslo Gardermoen Airport. Popular non-direct routes for this connection are Belfast Intl Airport - Oslo Gardermoen Airport and Belfast City Airport - Oslo Gardermoen Airport.
Search flight deals

  • 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 £154Free CancellationRating
7.8
1,383 reviews
Search KLM flights

Travelling to a place near Oslo?

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

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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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