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Cheap flights from Belfast to Oslo from £138

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 18/7. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — OSL
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Belfast to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) to Oslo (OS1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 July 2025.

Round-trip from

£230

One-way from

£138

Popular in

June

Cheapest in

May

Average price

£333
Ryanair
  • Ryanair
  • 23/8-30/8
  • 3 total stops
  • 33h 40m total
  • Belfast to Oslo
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18/7
  • 18/7
  • 2 total stops
  • 20h 45m total
  • Belfast to Oslo
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£40 potential increase over avg. return price).
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Cheapest flight prices on average. 7% potential price decrease (£10 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Find flight deals from Belfast to Oslo

Cheapest flights from Belfast to Oslo
Explore the most affordable flight options available from Belfast to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Sat 23/819:35BFS - OSL
1 stop13h 30mMultiple Airlines
Sat 30/821:50OSL - BFS
2 stops20h 10mMultiple Airlines
Deal found 9/7£230
Sat 23/819:35BFS - OSL
1 stop13h 30mRyanair
Sat 30/813:15OSL - BFS
1 stop10h 20mRyanair
Deal found 9/7£238

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from Belfast to Oslo that are best for you.

Fly from

Belfast

Fly to

Oslo

Route

Depart

Return

Price

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 23/8

19:35-10:05

1 stop13h 30m

Oslo Gardermoen

Sat 30/8

21:50-17:00

2 stops20h 10m

£230

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Sat 23/8

19:35-10:05

1 stop13h 30m

Oslo Gardermoen

Sat 30/8

13:15-22:35

1 stop10h 20m

£238

BelfastOslo

BFS - TRF

BFSTRF

Belfast Intl

Fri 18/7

10:55-08:40

2 stops20h 45m

£138

BelfastOslo

BFS - OSL

BFSOSL

Belfast Intl

Wed 16/7

08:40-23:25

1 stop13h 45m

£142

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Thu 17/7

15:20-23:00

1 stop6h 40m

£160

BelfastOslo

BFS - TRF

BFSTRF

Belfast Intl

Fri 18/7

09:20-21:50

1 stop11h 30m

£162

BelfastOslo

BFS - TRF

BFSTRF

Belfast Intl

Wed 16/7

07:15-09:35

1 stop25h 20m

£171

BelfastOslo

BHD - TRF

BHDTRF

Belfast City

Wed 16/7

15:25-09:00

2 stops16h 35m

£172

BelfastOslo

BHD - OSL

BHDOSL

Belfast City

Thu 17/7

12:40-23:30

1 stop9h 50m

£182

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Best time to book a flight from Belfast to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Belfast 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 Belfast to Oslo

What is the cheapest month to book a flight from Belfast to Oslo?

Currently, May is the cheapest month in which you can book a flight from Belfast to Oslo (average of £103). Flying from Belfast to Oslo in July is currently the most expensive (average of £187). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BFS to OSL?

Find hourly flight availability from Belfast to Oslo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

When flying from Belfast to Oslo, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 2% versus a flight in the morning.

How much does it cost for a return flight from Belfast to Oslo?

Reviews of airlines servicing Oslo

Get insights into the airlines that provide service to Oslo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oslo. Reviews last updated 11 July 2025.
Check out reviews from past customers who have flown with Ryanair, British Airways, andRyanair from Belfast to Oslo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.9
Okay
5,150 reviews
Check prices

Crew

7.5

Food

6.0

Overall

6.9

Boarding

6.7

Comfort

6.5

Entertainment

5.6

Reviews

1 / 20
6.0
Good

Adrian,Jun 2025

EDI - BGY

Passengers were called forward for boarding before the plane was empty and left standing on the tarmac for about 15 - 20 minutes while the arriving passengers came off the plane.
Ryanair
6.9
Okay
5,150 reviews
Ryanair
6.9
Okay
5,150 reviews
Check prices

Crew

7.5

Food

6.0

Overall

6.9

Boarding

6.7

Comfort

6.5

Entertainment

5.6

Reviews

1 / 20
6.0
Good

Adrian,Jun 2025

EDI - BGY

Passengers were called forward for boarding before the plane was empty and left standing on the tarmac for about 15 - 20 minutes while the arriving passengers came off the plane.
British Airways
6.6
Okay
7,109 reviews
Ryanair
6.9
Okay
5,150 reviews
Check prices

Crew

7.5

Food

6.0

Overall

6.9

Boarding

6.7

Comfort

6.5

Entertainment

5.6

Reviews

1 / 20
6.0
Good

Adrian,Jun 2025

EDI - BGY

Passengers were called forward for boarding before the plane was empty and left standing on the tarmac for about 15 - 20 minutes while the arriving passengers came off the plane.
Ryanair
6.1
Okay
Ryanair
6.9
Okay
5,150 reviews
Check prices

Crew

7.5

Food

6.0

Overall

6.9

Boarding

6.7

Comfort

6.5

Entertainment

5.6

Reviews

1 / 20
6.0
Good

Adrian,Jun 2025

EDI - BGY

Passengers were called forward for boarding before the plane was empty and left standing on the tarmac for about 15 - 20 minutes while the arriving passengers came off the plane.

Related info for your journey

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

  • What is the cheapest airline to fly from Belfast to Oslo round-trip?

    Flying on Ryanair is currently your cheapest option to Oslo, with prices starting at £238.

  • What are the cheapest airlines to fly from Belfast to Oslo one-way?

    The cheapet airlines for a one-way flight from Belfast to Oslo are Ryanair (£162), Ryanair (£171), and British Airways (£182).

  • What are the most popular routes from Belfast to Oslo?

    While some choose either Belfast City - Oslo Gardermoen or Belfast Intl - Oslo Gardermoen, Belfast City - Oslo Sandefjord is the most popular route from Belfast to Oslo.

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

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

  • How can I find direct flights from Belfast to Oslo?

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

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

    Yes. Cheapflights offers flight deals from Belfast 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.

  • What is the cheapest month to book a flight from Belfast to Oslo?

    Currently, May is the cheapest month in which you can book a flight from Belfast to Oslo (average of £103). Flying from Belfast to Oslo in July is currently the most expensive (average of £187). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Belfast to Oslo

See prices for flight routes from nearby airports that may be better suited for you.
Belfast Intl to Bergen flights
Belfast City to Bergen flights
Belfast City to Oslo Gardermoen flights
Belfast Intl to Oslo Gardermoen flights

Top airline flying from Belfast to Oslo

Discover the top airline that operate flights from Belfast to Oslo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£150Average£206FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Belfast to Oslo?

When you search for this flight from Belfast to Oslo, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Oslo from Belfast.

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

Yes! Cheapflights helps users easily find flights from Belfast to Oslo with no change fees.

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

Yes! Start tracking prices for Belfast to Oslo flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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