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Cheap flights from Northern Ireland to Oslo from £79

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 30/6. 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
14:50 - 11:50
BFS
-
OSL
20h 00m
2 stops
Multiple Airlines Logo
10:35 - 23:20
OSL
-
BFS
13h 45m
1 stop
£95Multiple Airlines
Thu, 4 Jun - Wed, 10 Jun
Multiple Airlines Logo
14:50 - 11:50
BFS
-
OSL
20h 00m
2 stops
Multiple Airlines Logo
10:35 - 23:20
OSL
-
BFS
13h 45m
1 stop
£96Multiple Airlines
Thu, 4 Jun - Wed, 10 Jun
Multiple Airlines Logo
14:50 - 11:50
BFS
-
OSL
20h 00m
2 stops
Multiple Airlines Logo
10:35 - 23:20
OSL
-
BFS
13h 45m
1 stop
£97Multiple Airlines
Thu, 4 Jun - Wed, 10 Jun
Multiple Airlines Logo
08:40 - 07:35
BFS
-
OSL
21h 55m
2 stops
Multiple Airlines Logo
21:45 - 10:45
OSL
-
BFS
14h 00m
1 stop
£103Multiple Airlines
Mon, 1 Jun - Fri, 5 Jun
Multiple Airlines Logo
05:50 - 15:00
BFS
-
OSL
8h 10m
1 stop
Multiple Airlines Logo
21:45 - 10:45
OSL
-
BFS
14h 00m
1 stop
£104Multiple Airlines
Mon, 1 Jun - Fri, 5 Jun
Ryanair Logo
21:25 - 09:55
BFS
-
OSL
11h 30m
1 stop
Ryanair Logo
10:35 - 23:20
OSL
-
BFS
13h 45m
1 stop
£105Ryanair
Thu, 4 Jun - Wed, 10 Jun
Ryanair Logo
21:25 - 09:55
BFS
-
OSL
11h 30m
1 stop
Ryanair Logo
10:35 - 23:20
OSL
-
BFS
13h 45m
1 stop
£106Ryanair
Thu, 4 Jun - Wed, 10 Jun
Multiple Airlines Logo
16:40 - 22:45
BFS
-
OSL
5h 05m
1 stop
Multiple Airlines Logo
23:40 - 10:10
OSL
-
BFS
11h 30m
1 stop
£106Multiple Airlines
Tue, 9 Jun - Sat, 13 Jun
Multiple Airlines Logo
14:50 - 11:50
BFS
-
OSL
20h 00m
2 stops
Multiple Airlines Logo
10:35 - 19:50
OSL
-
BFS
10h 15m
2 stops
£107Multiple Airlines
Thu, 4 Jun - Wed, 10 Jun
Multiple Airlines Logo
08:40 - 07:35
BFS
-
OSL
21h 55m
2 stops
Multiple Airlines Logo
15:50 - 07:50
OSL
-
BFS
17h 00m
1 stop
£111Multiple Airlines
Mon, 1 Jun - Wed, 3 Jun

KLM flights from Northern Ireland to Oslo Gardermoen Airport

Our best KLM deals on Northern Ireland to Oslo Gardermoen Airport flight tickets
KLM
4 Jun
BHD17:30Belfast City
14h 15m
1 stop
OSL08:45Oslo Gardermoen
10 Jun
OSL19:15Oslo Gardermoen
15h 05m
1 stop
BHD09:20Belfast City
£182
KLM
4 Jun
BHD17:30Belfast City
14h 15m
1 stop
OSL08:45Oslo Gardermoen
10 Jun
OSL19:15Oslo Gardermoen
15h 05m
1 stop
BHD09:20Belfast City
£187
KLM
16 May
BHD17:30Belfast City
14h 15m
1 stop
OSL08:45Oslo Gardermoen
18 May
OSL19:15Oslo Gardermoen
15h 05m
1 stop
BHD09:20Belfast City
£348

Ryanair flights from Northern Ireland to Oslo Gardermoen Airport

Our best Ryanair deals on Northern Ireland to Oslo Gardermoen Airport flight tickets
Ryanair
4 Jun
BFS21:25Belfast Intl
11h 30m
1 stop
OSL09:55Oslo Gardermoen
10 Jun
OSL10:35Oslo Gardermoen
13h 45m
1 stop
BFS23:20Belfast Intl
£105
Ryanair
4 Jun
BFS21:25Belfast Intl
11h 30m
1 stop
OSL09:55Oslo Gardermoen
10 Jun
OSL10:35Oslo Gardermoen
13h 45m
1 stop
BFS23:20Belfast Intl
£106
Ryanair
5 Jun
BFS07:35Belfast Intl
12h 45m
1 stop
OSL21:20Oslo Gardermoen
9 Jun
OSL23:10Oslo Gardermoen
13h 25m
1 stop
BFS11:35Belfast Intl
£117

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 13 May 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

Thu 4/6

14:50-11:50

2 stops20h 00m

Oslo Gardermoen

Wed 10/6

10:35-23:20

1 stop13h 45m

£95

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 4/6

14:50-11:50

2 stops20h 00m

Oslo Gardermoen

Wed 10/6

10:35-23:20

1 stop13h 45m

£96

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 4/6

14:50-11:50

2 stops20h 00m

Oslo Gardermoen

Wed 10/6

10:35-23:20

1 stop13h 45m

£97

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Mon 1/6

08:40-07:35

2 stops21h 55m

Oslo Gardermoen

Fri 5/6

21:45-10:45

1 stop14h 00m

£103

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Mon 1/6

05:50-15:00

1 stop8h 10m

Oslo Gardermoen

Fri 5/6

21:45-10:45

1 stop14h 00m

£104

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 4/6

21:25-09:55

1 stop11h 30m

Oslo Gardermoen

Wed 10/6

10:35-23:20

1 stop13h 45m

£105

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 4/6

21:25-09:55

1 stop11h 30m

Oslo Gardermoen

Wed 10/6

10:35-23:20

1 stop13h 45m

£106
Fastest return journey

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 9/6

16:40-22:45

1 stop5h 05m

Oslo Gardermoen

Sat 13/6

23:40-10:10

1 stop11h 30m

£106

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 4/6

14:50-11:50

2 stops20h 00m

Oslo Gardermoen

Wed 10/6

10:35-19:50

2 stops10h 15m

£107

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Mon 1/6

08:40-07:35

2 stops21h 55m

Oslo Gardermoen

Wed 3/6

15:50-07:50

1 stop17h 00m

£111

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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 airline that flies from Northern Ireland to Oslo Gardermoen?

Ryanair is the most popular carrier operating from Northern Ireland to Oslo Gardermoen

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

Fastest flight time

5h 50m

Direct flights

None
The fastest flight from Northern Ireland to Oslo Gardermoen Airport takes 5h 50m
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.
Search flight deals

Frequently asked questions about flying from Northern Ireland to Oslo Gardermoen Airport

  • 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 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.

Travelling to a place near Oslo?

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

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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