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

easyJet and Ryanair are the most popular carriers 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 August 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.

£52 Cheap Flights from Northern Ireland to Oslo in 2025

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Find the cheapest flights from Northern Ireland to Oslo

Round-trip

One-way

Last minute

Cheap return flights

23:30 - 09:15BFS-OSL

8h 45m1 stop

21:30 - 09:45OSL-BFS

13h 15m1 stop

£120Ryanair

Find Deal

Sun, 28 Sep - Sun, 5 Oct

23:30 - 09:15BFS-OSL

8h 45m1 stop

21:30 - 09:45OSL-BFS

13h 15m1 stop

£122Ryanair

Find Deal

Sun, 28 Sep - Sun, 5 Oct

23:30 - 09:15BFS-OSL

8h 45m1 stop

18:15 - 13:05OSL-BFS

19h 50m2 stops

£136

Find Deal

Sun, 28 Sep - Sun, 5 Oct

23:30 - 09:15BFS-OSL

8h 45m1 stop

18:15 - 13:05OSL-BFS

19h 50m2 stops

£137

Find Deal

Sun, 28 Sep - Sun, 5 Oct

22:10 - 18:15BFS-OSL

19h 05m2 stops

18:15 - 13:05OSL-BFS

19h 50m2 stops

£163

Find Deal

Sun, 28 Sep - Sun, 5 Oct

13:15 - 23:30BHD-OSL

9h 15m1 stop

07:40 - 07:35OSL-BHD

24h 55m1 stop

£176British Airways

Find Deal

Thu, 2 Oct - Wed, 8 Oct

11:25 - 21:05BFS-OSL

8h 40m2 stops

18:15 - 13:05OSL-BFS

19h 50m2 stops

£201

Find Deal

Sun, 28 Sep - Sun, 5 Oct

20:05 - 19:40BHD-OSL

22h 35m2 stops

07:10 - 17:10OSL-BHD

11h 00m1 stop

£214

Find Deal

Thu, 2 Oct - Wed, 8 Oct

16:20 - 23:55BHD-OSL

6h 35m1 stop

07:45 - 17:40OSL-BHD

10h 55m2 stops

£551British Airways

Find Deal

Fri, 29 Aug - Sun, 31 Aug

20:05 - 20:05BHD-OSL

23h 00m2 stops

13:10 - 11:30OSL-BHD

23h 20m2 stops

£945Finnair

Find Deal

Fri, 29 Aug - Sun, 31 Aug

British Airways flights from Northern Ireland to Oslo

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

British Airways

2 Oct

BHD13:15Belfast City

9h 15m

1 stop

OSL23:30Oslo Gardermoen

8 Oct

OSL07:40Oslo Gardermoen

24h 55m

1 stop

BHD07:35Belfast City

£176

Find similar

British Airways

29 Aug

BHD16:20Belfast City

6h 35m

1 stop

OSL23:55Oslo Gardermoen

31 Aug

OSL07:45Oslo Gardermoen

10h 55m

2 stops

BHD17:40Belfast City

£551

Find similar

Ryanair flights from Northern Ireland to Oslo

Our best Ryanair deals on Northern Ireland to Oslo flight tickets

Ryanair

28 Sept

BFS23:30Belfast Intl

8h 45m

1 stop

OSL09:15Oslo Gardermoen

5 Oct

OSL21:30Oslo Gardermoen

13h 15m

1 stop

BFS09:45Belfast Intl

£120

Find similar

Ryanair

28 Sept

BFS23:30Belfast Intl

8h 45m

1 stop

OSL09:15Oslo Gardermoen

5 Oct

OSL21:30Oslo Gardermoen

13h 15m

1 stop

BFS09:45Belfast Intl

£122

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sun 28/9

23:30-09:15

1 stop8h 45m

Oslo Gardermoen

Sun 5/10

21:30-09:45

1 stop13h 15m

£120

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sun 28/9

23:30-09:15

1 stop8h 45m

Oslo Gardermoen

Sun 5/10

21:30-09:45

1 stop13h 15m

£122

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sun 28/9

23:30-09:15

1 stop8h 45m

Oslo Gardermoen

Sun 5/10

18:15-13:05

2 stops19h 50m

£136

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sun 28/9

23:30-09:15

1 stop8h 45m

Oslo Gardermoen

Sun 5/10

18:15-13:05

2 stops19h 50m

£137

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sun 28/9

22:10-18:15

2 stops19h 05m

Oslo Gardermoen

Sun 5/10

18:15-13:05

2 stops19h 50m

£163

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Thu 2/10

13:15-23:30

1 stop9h 15m

Oslo Gardermoen

Wed 8/10

07:40-07:35

1 stop24h 55m

£176

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sun 28/9

11:25-21:05

2 stops8h 40m

Oslo Gardermoen

Sun 5/10

18:15-13:05

2 stops19h 50m

£201

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Thu 2/10

20:05-19:40

2 stops22h 35m

Oslo Gardermoen

Wed 8/10

07:10-17:10

1 stop11h 00m

£214

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Fri 29/8

16:20-23:55

1 stop6h 35m

Oslo Gardermoen

Sun 31/8

07:45-17:40

2 stops10h 55m

£551

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Fri 29/8

20:05-20:05

2 stops23h 00m

Oslo Gardermoen

Sun 31/8

13:10-11:30

2 stops23h 20m

£945

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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 month to fly to Oslo?

If you are unable to visit Oslo during the month of May, then departing from Northern Ireland during the month November is also very affordable. Most momondo users find prices during this month for around £109.

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 £164. 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 £276.

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 £194 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 £200 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

Best price found	£52
Fastest flight time	4h 05m
Direct flights	None
Airports in Oslo	2 airports

The best one-way flight to Oslo from Northern Ireland in the past 72 hours is £52. The best return flight deal from Northern Ireland to Oslo found on momondo in the last 72 hours is £120.

The fastest flight from Northern Ireland to Oslo takes 4h 05m

There are no direct flights from Northern Ireland to Oslo. Popular non-direct routes for this connection are Belfast Intl Airport - Oslo Sandefjord Airport, Belfast Intl Airport - Oslo Gardermoen Airport and Belfast City Airport - Oslo Gardermoen Airport.

There are 2 airports near Oslo: Oslo Sandefjord (TRF), Oslo Gardermoen (OSL)

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 August 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 £152	Free Cancellation	Rating 7.8 1,384 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.