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Cheap flights from Belfast to Oslo from £123

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to Oslo departing on 15/7. 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
1 adult, Economy, 0 bags
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Find the cheapest flights from Belfast to Oslo

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:50 - 22:45
BFS
-
OSL
12h 55m
1 stop
Multiple Airlines Logo
11:15 - 21:30
OSL
-
BFS
11h 15m
1 stop
£125Multiple Airlines
Tue, 18 Aug - Mon, 24 Aug
Ryanair Logo
20:15 - 09:00
BFS
-
OSL
11h 45m
1 stop
Ryanair Logo
23:40 - 11:55
OSL
-
BFS
13h 15m
1 stop
£126Ryanair
Sat, 22 Aug - Sat, 29 Aug
Multiple Airlines Logo
09:15 - 11:50
BFS
-
OSL
25h 35m
2 stops
Multiple Airlines Logo
10:35 - 17:55
OSL
-
BFS
8h 20m
1 stop
£128Multiple Airlines
Thu, 20 Aug - Thu, 27 Aug
Multiple Airlines Logo
08:50 - 22:45
BFS
-
OSL
12h 55m
1 stop
Multiple Airlines Logo
19:40 - 08:05
OSL
-
BFS
13h 25m
1 stop
£129Multiple Airlines
Tue, 18 Aug - Mon, 24 Aug
Multiple Airlines Logo
06:40 - 07:35
BFS
-
OSL
23h 55m
2 stops
Multiple Airlines Logo
22:35 - 18:55
OSL
-
BFS
21h 20m
2 stops
£134Multiple Airlines
Thu, 20 Aug - Thu, 27 Aug
Ryanair Logo
20:40 - 09:55
BFS
-
OSL
12h 15m
1 stop
Ryanair Logo
10:35 - 17:55
OSL
-
BFS
8h 20m
1 stop
£144Ryanair
Thu, 20 Aug - Thu, 27 Aug
KLM Logo
09:50 - 16:20
BHD
-
OSL
5h 30m
1 stop
KLM Logo
19:15 - 09:20
OSL
-
BHD
15h 05m
1 stop
£170KLM
Sat, 22 Aug - Fri, 28 Aug
KLM Logo
17:30 - 08:45
BHD
-
OSL
14h 15m
1 stop
KLM Logo
19:15 - 09:20
OSL
-
BHD
15h 05m
1 stop
£174KLM
Tue, 29 Sep - Sun, 4 Oct
British Airways Logo
20:10 - 22:20
BHD
-
OSL
25h 10m
1 stop
British Airways Logo
17:05 - 08:50
OSL
-
BHD
16h 45m
1 stop
£183British Airways
Fri, 4 Sep - Mon, 7 Sep
British Airways Logo
15:20 - 23:40
BHD
-
OSL
7h 20m
1 stop
British Airways Logo
11:15 - 18:45
OSL
-
BHD
8h 30m
1 stop
£236British Airways
Mon, 7 Sep - Tue, 8 Sep

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British Airways flights from Belfast to Oslo

Our best British Airways deals on Belfast to Oslo flight tickets
British Airways
4 Sept
BHD20:10Belfast City
25h 10m
1 stop
OSL22:20Oslo Gardermoen
7 Sept
OSL17:05Oslo Gardermoen
16h 45m
1 stop
BHD08:50Belfast City
£183
British Airways
7 Sept
BHD15:20Belfast City
7h 20m
1 stop
OSL23:40Oslo Gardermoen
8 Sept
OSL11:15Oslo Gardermoen
8h 30m
1 stop
BHD18:45Belfast City
£236
British Airways
4 Sept
BHD19:35Belfast City
25h 45m
1 stop
OSL22:20Oslo Gardermoen
7 Sept
OSL11:35Oslo Gardermoen
7h 05m
1 stop
BHD17:40Belfast City
£237

KLM flights from Belfast to Oslo

Our best KLM deals on Belfast to Oslo flight tickets
KLM
22 Aug
BHD09:50Belfast City
5h 30m
1 stop
OSL16:20Oslo Gardermoen
28 Aug
OSL19:15Oslo Gardermoen
15h 05m
1 stop
BHD09:20Belfast City
£170
KLM
29 Sept
BHD17:30Belfast City
19h 10m
1 stop
OSL13:40Oslo Gardermoen
5 Oct
OSL11:50Oslo Gardermoen
6h 05m
1 stop
BHD16:55Belfast City
£174
KLM
29 Sept
BHD17:30Belfast City
14h 15m
1 stop
OSL08:45Oslo Gardermoen
4 Oct
OSL19:15Oslo Gardermoen
15h 05m
1 stop
BHD09:20Belfast City
£175

momondo Fare Finder

 
Customise your flight search to find flights from Belfast to Oslo 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 9 July 2026.
Use the filters below to find and compare flights from Belfast to Oslo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 18/8

08:50-22:45

1 stop12h 55m

Oslo Gardermoen

Mon 24/8

11:15-21:30

1 stop11h 15m

£125

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 22/8

20:15-09:00

1 stop11h 45m

Oslo Gardermoen

Sat 29/8

23:40-11:55

1 stop13h 15m

£126

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 20/8

09:15-11:50

2 stops25h 35m

Oslo Gardermoen

Thu 27/8

10:35-17:55

1 stop8h 20m

£128

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Tue 18/8

08:50-22:45

1 stop12h 55m

Oslo Gardermoen

Mon 24/8

19:40-08:05

1 stop13h 25m

£129

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 20/8

06:40-07:35

2 stops23h 55m

Oslo Gardermoen

Thu 27/8

22:35-18:55

2 stops21h 20m

£134

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 20/8

20:40-09:55

1 stop12h 15m

Oslo Gardermoen

Thu 27/8

10:35-17:55

1 stop8h 20m

£144

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Sat 22/8

09:50-16:20

1 stop5h 30m

Oslo Gardermoen

Fri 28/8

19:15-09:20

1 stop15h 05m

£170

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Tue 29/9

17:30-08:45

1 stop14h 15m

Oslo Gardermoen

Sun 4/10

19:15-09:20

1 stop15h 05m

£174

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Fri 4/9

20:10-22:20

1 stop25h 10m

Oslo Gardermoen

Mon 7/9

17:05-08:50

1 stop16h 45m

£183
Fastest return journey

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Mon 7/9

15:20-23:40

1 stop7h 20m

Oslo Gardermoen

Tue 8/9

11:15-18:45

1 stop8h 30m

£236

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 Belfast 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

What is the cheapest airline that flies from Belfast to Oslo?

Ryanair, British Airways, and KLM are the most popular carriers operating from Belfast to Oslo

Cheap Belfast to Oslo flight deals and tips

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

Fastest flight time

8h 25m

Direct flights

None
The fastest flight from Belfast to Oslo takes 8h 25m
There are no direct flights from Belfast to Oslo. There are no popular flight routes from Belfast to Oslo.
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Frequently asked questions about flying from Belfast to Oslo

  • How far is Belfast to Oslo by plane?

    Belfast and Oslo are 720.2 mi apart from one another. In terms of flight time, this usually takes a little over 8h 25m.

  • When did momondo last update prices for flights from Belfast to Oslo?

    Prices for flights from Belfast to Oslo are updated daily.

  • How old do you have to be to fly from Belfast to Oslo?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to Oslo.

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

    The travel and health documents you'll need for your trip to Oslo may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oslo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Oslo?

Finding the right flight to Oslo from Belfast 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 Belfast to Oslo with flexible booking policies on momondo?

momondo does allow users to show only those flights to Oslo from Belfast which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Belfast 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 Belfast.

I’m not ready to book a flight from Belfast to Oslo right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Belfast to Oslo flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Norway

Fly into one of these airports located in Oslo

Airports listed have a maximum distance of 53.1 mi from Oslo
Oslo Gardermoen Airport
Oslo Sandefjord Airport