What is the cheapest airline that flies from Northern Ireland to Oslo?

British Airways is the most popular carrier operating from Northern Ireland to Oslo

When did momondo last update prices for flights from Northern Ireland to Oslo?

Prices for flights from Northern Ireland to Oslo refresh daily.

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

The number of operators available for flights from Northern Ireland to Oslo is 1 as of November 2025.

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

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.

What documentation or ID do you need to fly to Oslo?

The necessary travel and health documents for your Oslo 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.

£94 Cheap Flights from Northern Ireland to Oslo in 2025/26

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Find the cheapest flights from Northern Ireland to Oslo

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

08:15 - 16:20BFS-OSL

7h 05m1 stop

22:35 - 10:05OSL-BFS

12h 30m1 stop

£94Multiple Airlines

Find Deal

Thu, 8 Jan - Wed, 14 Jan

18:55 - 16:00BFS-OSL

20h 05m2 stops

22:35 - 10:05OSL-BFS

12h 30m1 stop

£108Multiple Airlines

Find Deal

Thu, 8 Jan - Wed, 14 Jan

06:00 - 08:15BFS-OSL

25h 15m2 stops

14:25 - 22:45OSL-BFS

9h 20m1 stop

£112Multiple Airlines

Find Deal

Sat, 10 Jan - Sat, 17 Jan

21:05 - 12:40BFS-TRF

14h 35m1 stop

11:15 - 16:00TRF-BFS

5h 45m1 stop

£113Multiple Airlines

Find Deal

Thu, 8 Jan - Wed, 14 Jan

19:25 - 22:40BHD-OSL

26h 15m1 stop

07:10 - 08:25OSL-BHD

26h 15m1 stop

£207British Airways

Find Deal

Mon, 12 Jan - Fri, 16 Jan

19:25 - 22:40BHD-OSL

26h 15m1 stop

07:10 - 18:50OSL-BHD

12h 40m1 stop

£208British Airways

Find Deal

Mon, 12 Jan - Fri, 16 Jan

17:20 - 18:15BHD-OSL

23h 55m1 stop

06:30 - 16:50OSL-BHD

11h 20m1 stop

£225KLM

Find Deal

Mon, 12 Jan - Fri, 16 Jan

08:20 - 22:40BHD-OSL

13h 20m2 stops

07:10 - 16:40OSL-BHD

10h 30m1 stop

£305British Airways

Find Deal

Mon, 12 Jan - Fri, 16 Jan

17:20 - 18:00BHD-TRF

23h 40m2 stops

09:00 - 16:50TRF-BHD

32h 50m2 stops

£460KLM

Find Deal

Mon, 12 Jan - Fri, 16 Jan

17:20 - 18:00BHD-TRF

23h 40m2 stops

09:00 - 16:50TRF-BHD

32h 50m2 stops

£461KLM

Find Deal

Mon, 12 Jan - Fri, 16 Jan

British Airways flights from Northern Ireland to Oslo

Our best British Airways deals on Northern Ireland to Oslo flight tickets

British Airways

12 Jan

BHD19:25Belfast City

26h 15m

1 stop

OSL22:40Oslo Gardermoen

16 Jan

OSL07:10Oslo Gardermoen

26h 15m

1 stop

BHD08:25Belfast City

£207

Find similar

British Airways

12 Jan

BHD19:25Belfast City

26h 15m

1 stop

OSL22:40Oslo Gardermoen

16 Jan

OSL07:10Oslo Gardermoen

12h 40m

1 stop

BHD18:50Belfast City

£208

Find similar

British Airways

12 Jan

BHD19:25Belfast City

14h 30m

1 stop

OSL10:55Oslo Gardermoen

16 Jan

OSL07:10Oslo Gardermoen

14h 20m

1 stop

BHD20:30Belfast City

£208

Find similar

KLM flights from Northern Ireland to Oslo

Our best KLM deals on Northern Ireland to Oslo flight tickets

KLM

12 Jan

BHD17:20Belfast City

23h 40m

2 stops

TRF18:00Oslo Sandefjord

16 Jan

TRF09:00Oslo Sandefjord

32h 50m

2 stops

BHD16:50Belfast City

£460

Find similar

KLM

12 Jan

BHD17:20Belfast City

23h 40m

2 stops

TRF18:00Oslo Sandefjord

16 Jan

TRF09:00Oslo Sandefjord

8h 50m

2 stops

BHD16:50Belfast City

£461

Find similar

KLM

12 Jan

BHD17:20Belfast City

23h 40m

2 stops

TRF18:00Oslo Sandefjord

16 Jan

TRF09:00Oslo Sandefjord

32h 50m

2 stops

BHD16:50Belfast City

£464

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 8/1

08:15-16:20

1 stop7h 05m

Oslo Gardermoen

Wed 14/1

22:35-10:05

1 stop12h 30m

£94

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 8/1

18:55-16:00

2 stops20h 05m

Oslo Gardermoen

Wed 14/1

22:35-10:05

1 stop12h 30m

£108

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 10/1

06:00-08:15

2 stops25h 15m

Oslo Gardermoen

Sat 17/1

14:25-22:45

1 stop9h 20m

£112

BelfastOslo

BFS - TRF

BFSTRF

Belfast Intl

Thu 8/1

21:05-12:40

1 stop14h 35m

Oslo Sandefjord

Wed 14/1

11:15-16:00

1 stop5h 45m

£113

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Mon 12/1

19:25-22:40

1 stop26h 15m

Oslo Gardermoen

Fri 16/1

07:10-08:25

1 stop26h 15m

£207

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Mon 12/1

19:25-22:40

1 stop26h 15m

Oslo Gardermoen

Fri 16/1

07:10-18:50

1 stop12h 40m

£208

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Mon 12/1

17:20-18:15

1 stop23h 55m

Oslo Gardermoen

Fri 16/1

06:30-16:50

1 stop11h 20m

£225

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Mon 12/1

08:20-22:40

2 stops13h 20m

Oslo Gardermoen

Fri 16/1

07:10-16:40

1 stop10h 30m

£305

BelfastOslo

BHD - TRF

BHDTRF

Belfast City

Mon 12/1

17:20-18:00

2 stops23h 40m

Oslo Sandefjord

Fri 16/1

09:00-16:50

2 stops32h 50m

£460

BelfastOslo

BHD - TRF

BHDTRF

Belfast City

Mon 12/1

17:20-18:00

2 stops23h 40m

Oslo Sandefjord

Fri 16/1

09:00-16:50

2 stops32h 50m

£461

Flights are sorted by cheapest return flights first.

Showing 1-10 of 11 resultsSorted by cheapest first

How to get the cheapest flight ticket from Northern Ireland to Oslo

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

Prices

Airlines

What is the cheapest day to depart on your flight to Oslo?

On average, the least expensive day to fly to Oslo from Northern Ireland is on a Friday. momondo users have found tickets for Friday departures for as low as £168. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oslo is Wednesday, with ticket prices averaging around £284.

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

Flying to Oslo from Northern Ireland in the morning is the least expensive time of day to depart. momondo users have found prices as low as £200 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £205 on average. Flights to Oslo from Northern Ireland in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Cheap Northern Ireland to Oslo flight deals and tips

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

Fastest flight time	5h 20m
Direct flights	None

The fastest flight from Northern Ireland to Oslo takes 5h 20m

There are no direct flights from Northern Ireland to Oslo. There are no popular flight routes from Northern Ireland to Oslo.

Search flight deals

When did momondo last update prices for flights from Northern Ireland to Oslo?
Prices for flights from Northern Ireland to Oslo refresh daily.
How many operators does momondo search for flights from Northern Ireland to Oslo?
The number of operators available for flights from Northern Ireland to Oslo is 1 as of November 2025.
How old do you have to be to fly from Northern Ireland to Oslo?
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.
What documentation or ID do you need to fly to Oslo?
The necessary travel and health documents for your Oslo 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

Compare and see reviews for airlines that fly from Northern Ireland to Oslo with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom £154	Free Cancellation	Rating 7.7 1,423 reviews		Search KLM flights

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 enables you to select and highlight flights to Oslo from Northern Ireland with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Oslo from Northern Ireland.

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 not ready to book a flight from Northern Ireland to Oslo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Oslo and let you know when they change.