Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Northern Ireland to Oslo from £49

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 14/4. 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
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Northern Ireland to Oslo

Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
11:10 - 23:15
BFS
-
OSL
11h 05m
1 stop
Ryanair Logo
10:35 - 23:20
OSL
-
BFS
13h 45m
1 stop
£85Ryanair
Sat, 18 Apr - Tue, 28 Apr
Ryanair Logo
11:10 - 23:15
BFS
-
OSL
11h 05m
1 stop
Ryanair Logo
10:35 - 08:05
OSL
-
BFS
22h 30m
2 stops
£104Ryanair
Sat, 18 Apr - Tue, 28 Apr
Multiple Airlines Logo
10:30 - 10:05
BFS
-
OSL
22h 35m
2 stops
Multiple Airlines Logo
23:10 - 11:35
OSL
-
BFS
13h 25m
1 stop
£120Multiple Airlines
Tue, 7 Apr - Tue, 14 Apr
Ryanair Logo
20:15 - 10:05
BFS
-
OSL
12h 50m
1 stop
Ryanair Logo
23:10 - 11:35
OSL
-
BFS
13h 25m
1 stop
£122Ryanair
Tue, 7 Apr - Tue, 14 Apr
Multiple Airlines Logo
10:30 - 10:05
BFS
-
OSL
22h 35m
2 stops
Multiple Airlines Logo
12:30 - 09:30
OSL
-
BFS
22h 00m
2 stops
£126Multiple Airlines
Tue, 7 Apr - Tue, 14 Apr
Multiple Airlines Logo
16:55 - 07:35
BFS
-
OSL
13h 40m
2 stops
Multiple Airlines Logo
12:30 - 23:20
OSL
-
BFS
11h 50m
2 stops
£134Multiple Airlines
Sat, 18 Apr - Tue, 28 Apr
Multiple Airlines Logo
06:05 - 08:25
BFS
-
OSL
25h 20m
2 stops
Multiple Airlines Logo
07:10 - 22:40
OSL
-
BFS
16h 30m
1 stop
£182Multiple Airlines
Fri, 15 May - Sun, 17 May
KLM Logo
17:30 - 08:40
BHD
-
OSL
14h 10m
1 stop
KLM Logo
09:20 - 09:20
OSL
-
BHD
25h 00m
1 stop
£197KLM
Fri, 15 May - Sun, 17 May
KLM Logo
17:30 - 08:45
BHD
-
OSL
14h 15m
1 stop
KLM Logo
19:15 - 16:55
OSL
-
BHD
22h 40m
1 stop
£199KLM
Mon, 1 Jun - Fri, 5 Jun
British Airways Logo
19:35 - 23:25
BHD
-
OSL
26h 50m
1 stop
British Airways Logo
17:05 - 08:50
OSL
-
BHD
16h 45m
1 stop
£235British Airways
Mon, 10 Aug - Fri, 14 Aug

KLM flights from Northern Ireland to Oslo Gardermoen Airport

Our best KLM deals on Northern Ireland to Oslo Gardermoen Airport flight tickets
KLM
15 May
BHD17:30Belfast City
14h 10m
1 stop
OSL08:40Oslo Gardermoen
17 May
OSL09:20Oslo Gardermoen
25h 00m
1 stop
BHD09:20Belfast City
£197
KLM
1 Jun
BHD17:30Belfast City
14h 15m
1 stop
OSL08:45Oslo Gardermoen
5 Jun
OSL19:15Oslo Gardermoen
22h 40m
1 stop
BHD16:55Belfast City
£199
KLM
1 Jun
BHD17:30Belfast City
14h 15m
1 stop
OSL08:45Oslo Gardermoen
5 Jun
OSL06:30Oslo Gardermoen
11h 25m
1 stop
BHD16:55Belfast City
£591

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
26 Feb
BHD10:40Belfast City
11h 00m
1 stop
OSL22:40Oslo Gardermoen
2 Mar
OSL11:35Oslo Gardermoen
8h 05m
1 stop
BHD18:40Belfast City
£198
British Airways
26 Feb
BHD06:35Belfast City
15h 05m
1 stop
OSL22:40Oslo Gardermoen
2 Mar
OSL11:35Oslo Gardermoen
9h 40m
1 stop
BHD20:15Belfast City
£201
British Airways
10 Aug
BHD19:35Belfast City
26h 50m
1 stop
OSL23:25Oslo Gardermoen
14 Aug
OSL17:05Oslo Gardermoen
16h 45m
1 stop
BHD08:50Belfast City
£235

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 22 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

Fly to

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

Sat 18/4

11:10-23:15

1 stop11h 05m

Oslo Gardermoen

Tue 28/4

10:35-08:05

2 stops22h 30m

£104

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 7/4

10:30-10:05

2 stops22h 35m

Oslo Gardermoen

Tue 14/4

23:10-11:35

1 stop13h 25m

£120

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

BHD - OSL

BHDOSL

Belfast City

Mon 10/8

19:35-23:25

1 stop26h 50m

Oslo Gardermoen

Fri 14/8

17:05-08:50

1 stop16h 45m

£235

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 and KLM are the most popular carriers 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

11h 05m

Direct flights

None
The fastest flight from Northern Ireland to Oslo Gardermoen Airport takes 11h 05m
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

  • 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
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

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 24/3
Tue 31/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Oslo

Popular Cities in Norway

Popular flights according to clicks in the last 7 days on momondo
Flights to Oslo Sandefjord Airportfrom £26