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Cheap flights from Northern Ireland to Oslo from £58

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — OSL
26 Jun — 3 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Oslo

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to Oslo
Explore the most affordable flight options available from Northern Ireland to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 May 2026.

Tue 2/607:35
BFS
-
TRF
1 stop5h 40m
Ryanair
Thu 11/611:45
TRF
-
BFS
1 stop4h 35m
Ryanair
Deal found 23/5£77
Tue 2/616:40
BFS
-
TRF
2 stops14h 05m
Multiple Airlines
Thu 11/611:45
TRF
-
BFS
1 stop11h 35m
Multiple Airlines
Deal found 23/5£94
Thu 11/612:45
BFS
-
TRF
2 stops18h 45m
Multiple Airlines
Wed 17/620:00
TRF
-
BFS
1 stop12h 50m
Multiple Airlines
Deal found 23/5£109
Tue 2/620:15
BFS
-
OSL
1 stop12h 50m
Ryanair
Thu 11/610:35
OSL
-
BFS
1 stop8h 20m
Ryanair
Deal found 23/5£115
Thu 11/614:50
BFS
-
OSL
2 stops20h 00m
Multiple Airlines
Wed 17/615:50
OSL
-
BFS
1 stop17h 00m
Multiple Airlines
Deal found 23/5£124
Tue 2/616:40
BFS
-
OSL
2 stops15h 25m
Multiple Airlines
Thu 11/610:35
OSL
-
BFS
1 stop8h 20m
Multiple Airlines
Deal found 23/5£136
Thu 11/616:00
BHD
-
TRF
2 stops15h 30m
Multiple Airlines
Wed 17/620:20
TRF
-
BHD
1 stop14h 25m
Multiple Airlines
Deal found 23/5£136
Wed 8/720:15
BFS
-
OSL
1 stop12h 50m
Ryanair
Wed 15/710:35
OSL
-
BFS
1 stop13h 45m
Ryanair
Deal found 26/5£141
Wed 8/720:15
BFS
-
OSL
1 stop12h 50m
Multiple Airlines
Wed 15/710:35
OSL
-
BFS
2 stops23h 15m
Multiple Airlines
Deal found 26/5£145
Tue 2/607:00
BHD
-
TRF
1 stop6h 15m
Multiple Airlines
Thu 11/611:45
TRF
-
BHD
1 stop4h 45m
Multiple Airlines
Deal found 23/5£148
Thu 11/608:15
BFS
-
TRF
1 stop12h 05m
Ryanair
Wed 17/620:00
TRF
-
BFS
1 stop12h 50m
Ryanair
Deal found 23/5£158
Thu 11/606:50
BHD
-
OSL
2 stops23h 45m
Multiple Airlines
Wed 17/615:50
OSL
-
BHD
2 stops20h 30m
Multiple Airlines
Deal found 23/5£184

Find flight deals from Northern Ireland to Oslo

Keep the following information in mind while searching for Northern Ireland to Oslo flight deals. Data was last updated 27 May 2026.

Round-trip from

£109

One-way from

£58
Ryanair
  • Ryanair
  • 11/6-17/6
  • 3 total stops
  • 31h 35m total
  • Northern Ireland to Oslo
Search Deals
Ryanair
  • Ryanair
  • 5/8
  • 1 total stop
  • 26h 50m total
  • Northern Ireland to Oslo
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland 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, Cheapflights users made 858,174 searches. Data last updated 27 May 2026.
Use the filters below to find and compare flights from Northern Ireland to Oslo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastOslo

BFS - TRF

BFSTRF

Belfast Intl

Thu 11/6

12:45-08:30

2 stops18h 45m

Oslo Sandefjord

Wed 17/6

20:00-07:50

1 stop12h 50m

£109

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Thu 11/6

14:50-11:50

2 stops20h 00m

Oslo Gardermoen

Wed 17/6

15:50-07:50

1 stop17h 00m

£124

BelfastOslo

BHD - TRF

BHDTRF

Belfast City

Thu 11/6

16:00-08:30

2 stops15h 30m

Oslo Sandefjord

Wed 17/6

20:20-09:45

1 stop14h 25m

£136

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Wed 8/7

20:15-10:05

1 stop12h 50m

Oslo Gardermoen

Wed 15/7

10:35-23:20

1 stop13h 45m

£141

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Wed 8/7

20:15-10:05

1 stop12h 50m

Oslo Gardermoen

Wed 15/7

10:35-08:50

2 stops23h 15m

£145
Fastest return journey

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Thu 11/6

12:20-23:55

1 stop10h 35m

Oslo Gardermoen

Wed 17/6

10:55-16:15

1 stop6h 20m

£202

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Tue 9/6

13:45-23:25

1 stop8h 40m

Oslo Gardermoen

Wed 10/6

17:10-08:50

1 stop16h 40m

£318
Cheapest one-way

BelfastOslo

BFS - TRF

BFSTRF

Belfast Intl

Wed 5/8

07:30-11:20

1 stop26h 50m

£58

BelfastOslo

BHD - TRF

BHDTRF

Belfast City

Wed 5/8

16:45-11:20

1 stop17h 35m

£71

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Wed 5/8

20:15-10:05

1 stop12h 50m

£83

Flights are sorted by cheapest return flights first.

Deals found on 27/5

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Northern Ireland to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Northern Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Oslo
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Northern Ireland to Oslo?

    A quick flight from Northern Ireland to Oslo can take about 8h 40m. Ryanair provides one of the quickest options available for as low as £318. There are 736 mi between Northern Ireland and Oslo. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Northern Ireland to Oslo?

    When deciding which route to take from Northern Ireland to Oslo consider Belfast Intl - Oslo Gardermoen, Belfast City - Oslo Gardermoen or Belfast Intl - Oslo Sandefjord as they are the most popular.

  • Can I find deals for flights from Northern Ireland to Oslo that include hotel bookings?

    Yes. In addition to deals on Northern Ireland to Oslo flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Northern Ireland to Oslo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Oslo.

  • Can I find deals for business class flights from Northern Ireland to Oslo?

    Yes. Cheapflights offers flight deals from Northern Ireland to Oslo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Northern Ireland to Oslo

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Oslo Gardermoen flights
Gatwick to Oslo Gardermoen flights
Stansted to Oslo Gardermoen flights
Luton to Oslo Gardermoen flights
London City to Oslo Gardermoen flights
Heathrow to Sandefjord flights
Manchester to Oslo Gardermoen flights
Gatwick to Sandefjord flights
Luton to Sandefjord flights
Gatwick to Bergen flights
Heathrow to Bergen flights
Stansted to Sandefjord flights
Manchester to Sandefjord flights
London City to Bergen flights
Heathrow to Tromsø flights
Edinburgh to Oslo Gardermoen flights
Luton to Bergen flights
Stansted to Bergen flights
London City to Tromsø flights
Gatwick to Stavanger flights
Gatwick to Tromsø flights
Heathrow to Stavanger flights
Birmingham to Oslo Gardermoen flights
Southend to Oslo Gardermoen flights
Stansted to Tromsø flights
Newcastle upon Tyne to Oslo Gardermoen flights
Stansted to Stavanger flights
Luton to Stavanger flights
Edinburgh to Sandefjord flights
London City to Stavanger flights
Aberdeen to Oslo Gardermoen flights
Bristol to Oslo Gardermoen flights
Aberdeen to Stavanger flights
Birmingham to Sandefjord flights
Luton to Tromsø flights
Manchester to Bergen flights
Heathrow to Trondheim flights
Manchester to Tromsø flights
Manchester to Stavanger flights
London City to Sandefjord flights
Heathrow to Narvik flights
Belfast Intl to Oslo Gardermoen flights
London City to Trondheim flights
Newcastle upon Tyne to Sandefjord flights
Gatwick to Trondheim flights
Heathrow to Ålesund flights
Glasgow Intl to Oslo Gardermoen flights
Manchester to Trondheim flights
London City to Bodø flights
Heathrow to Bodø flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Northern Ireland to Oslo?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Northern Ireland to Oslo. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Oslo?

Millions of users choose and trust Cheapflights to book the best flight deals from Northern Ireland to Oslo for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Northern Ireland to Oslo with no change fees?

Need flexible booking options for your flight to Oslo from Northern Ireland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Northern Ireland to Oslo become cheaper?

Yes, Cheapflights offers price alerts on Northern Ireland to Oslo flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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