Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Ireland to Oslo from £49

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 23/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — OSL
6 May — 13 May1
1 adult

Cheap flight deals from Ireland to Oslo

Keep the following information in mind while searching for Ireland to Oslo flight deals. Data was last updated 1 May 2025.

Round-trip from

£75

One-way from

£49

Popular in

June

Cheapest in

January

Average price

£111
Norwegian
  • Norwegian
  • 6/6-9/6
  • Nonstop
  • 4h 30m total
  • Ireland to Oslo
Norwegian
  • Norwegian
  • 23/5
  • Nonstop
  • 2h 10m total
  • Ireland to Oslo
Highest demand for flights based on searches. 16% potential increase in price (£18 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in May 2025

Find flight deals from Ireland to Oslo

Cheapest flights from Ireland to Oslo
Explore the most affordable flight options available from Ireland to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Fri 6/618:35DUB - OSL
Nonstop2h 10mNorwegian
Mon 9/609:10OSL - DUB
Nonstop2h 20mNorwegian
Deal found 30/4£75
Fri 6/620:45DUB - OSL
1 stop11h 00mMultiple Airlines
Mon 9/609:10OSL - DUB
Nonstop2h 20mMultiple Airlines
Deal found 30/4£114
Thu 15/508:50DUB - TRF
1 stop21h 35mMultiple Airlines
Mon 19/512:05TRF - DUB
1 stop20h 50mMultiple Airlines
Deal found 30/4£123
Thu 22/510:40DUB - OSL
1 stop10h 30mLufthansa
Mon 26/507:15OSL - DUB
1 stop10h 40mLufthansa
Deal found 1/5£138
Fri 15/808:55DUB - OSL
1 stop6h 25mKLM
Sat 30/806:30OSL - DUB
1 stop7h 05mKLM
Deal found 30/4£139
Thu 22/519:05DUB - OSL
1 stop12h 05mScandinavian Airlines
Mon 26/510:10OSL - DUB
Nonstop2h 20mScandinavian Airlines
Deal found 1/5£157
Fri 23/508:45DUB - OSL
2 stops33h 45mSWISS
Mon 26/505:40OSL - DUB
1 stop13h 10mSWISS
Deal found 30/4£199
Wed 2/720:15DUB - TRF
1 stop15h 20mScandinavian Airlines
Fri 18/713:05TRF - DUB
1 stop7h 20mScandinavian Airlines
Deal found 1/5£272
Fri 23/505:55DUB - OSL
2 stops31h 15mAustrian Airlines
Mon 26/514:55OSL - DUB
2 stops27h 00mAustrian Airlines
Deal found 30/4£304
Fri 15/805:55DUB - OSL
2 stops8h 00mairBaltic
Sat 30/819:45OSL - DUB
1 stop14h 00mairBaltic
Deal found 30/4£365
Thu 1/512:50DUB - TRF
1 stop7h 20mWideroe
Mon 5/512:15TRF - DUB
1 stop24h 40mWideroe
Deal found 30/4£415
Fri 8/808:55DUB - TRF
2 stops11h 10mKLM
Fri 15/809:00TRF - DUB
2 stops8h 40mKLM
Deal found 30/4£522

Cheapflights Fare Finder

Customise your flight search to find flights from 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 1 May 2025.
Use the filters below to find and compare flights from Ireland to Oslo that are best for you.

Fly from

Ireland

Fly to

Oslo

Route

Depart

Return

Price

DublinOslo

DUB - OSL

DUBOSL

Dublin

Fri 6/6

18:35-21:45

Nonstop2h 10m

Oslo Gardermoen

Mon 9/6

09:10-10:30

Nonstop2h 20m

£75

DublinOslo

DUB - OSL

DUBOSL

Dublin

Fri 6/6

20:45-08:45

1 stop11h 00m

Oslo Gardermoen

Mon 9/6

09:10-10:30

Nonstop2h 20m

£114

DublinOslo

DUB - TRF

DUBTRF

Dublin

Thu 15/5

08:50-07:25

1 stop21h 35m

Oslo Sandefjord

Mon 19/5

12:05-07:55

1 stop20h 50m

£123

DublinOslo

DUB - OSL

DUBOSL

Dublin

Thu 22/5

10:40-22:10

1 stop10h 30m

Oslo Gardermoen

Mon 26/5

07:15-16:55

1 stop10h 40m

£138

DublinOslo

DUB - OSL

DUBOSL

Dublin

Fri 15/8

08:55-16:20

1 stop6h 25m

Oslo Gardermoen

Sat 30/8

06:30-12:35

1 stop7h 05m

£139

DublinOslo

DUB - OSL

DUBOSL

Dublin

Thu 22/5

19:05-08:10

1 stop12h 05m

Oslo Gardermoen

Mon 26/5

10:10-11:30

Nonstop2h 20m

£157

DublinOslo

DUB - OSL

DUBOSL

Dublin

Fri 23/5

08:45-19:30

2 stops33h 45m

Oslo Gardermoen

Mon 26/5

05:40-17:50

1 stop13h 10m

£199

DublinOslo

DUB - TRF

DUBTRF

Dublin

Wed 2/7

20:15-12:35

1 stop15h 20m

Oslo Sandefjord

Fri 18/7

13:05-19:25

1 stop7h 20m

£272

DublinOslo

DUB - OSL

DUBOSL

Dublin

Fri 23/5

05:55-14:10

2 stops31h 15m

Oslo Gardermoen

Mon 26/5

14:55-16:55

2 stops27h 00m

£304

DublinOslo

DUB - OSL

DUBOSL

Dublin

Fri 15/8

05:55-14:55

2 stops8h 00m

Oslo Gardermoen

Sat 30/8

19:45-08:45

1 stop14h 00m

£365

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Ireland to Oslo

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

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

Currently, May is the cheapest month in which you can book a flight from Ireland to Oslo (average of £103). Flying from Ireland 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 IE to OSL?

Find hourly flight availability from Ireland 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 1 May 2025.

One of the essential ways to save on airfare from Ireland to Oslo is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 61% on airfare.

Rainfall in Oslo by month

Plan your trip to Oslo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Oslo ranges from 40.0 - 90.0 inches per month. August is typically the wettest month, when rainfall can reach 90.0 mm. February is typically the driest time to visit Oslo when rainfall is around 40.0 mm.

Temperature in Oslo by month

Plan your trip to Oslo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Oslo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -3.0 C).

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 1 May 2025.
Get a feel of what it's like to fly with Aegean Airlines, KLM and airBaltic from Ireland to Oslo by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.8

Crew

8.6

Entertainment

6.9

Food

7.3

Comfort

7.8

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Boarding

7.8

Crew

8.6

Entertainment

6.9

Food

7.3

Comfort

7.8

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Boarding

7.8

Crew

8.6

Entertainment

6.9

Food

7.3

Comfort

7.8

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Boarding

7.8

Crew

8.6

Entertainment

6.9

Food

7.3

Comfort

7.8

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Boarding

7.8

Crew

8.6

Entertainment

6.9

Food

7.3

Comfort

7.8

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Boarding

7.8

Crew

8.6

Entertainment

6.9

Food

7.3

Comfort

7.8

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

Find useful and relevant information for your journey from Ireland to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Ireland to Oslo one-way?

    The cheapet airlines for a one-way flight from Ireland to Oslo are Norwegian (£49), Scandinavian Airlines (£71), and Finnair (£111).

  • What are the most reliable airlines from Ireland to Oslo?

    No one likes to see their flight delayed. When booking a flight from Ireland to Oslo consider choosing LOT (100%), Norwegian Air International (100%) or Norwegian (94%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Ireland to Oslo?

    Looking at all options, your cheapest flight can be booked for £79. While the most popular route (Dublin - Oslo Gardermoen) can be booked for £94 on average our data indicates £195 when flying from Ireland to Oslo.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from 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.

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

    Currently, May is the cheapest month in which you can book a flight from Ireland to Oslo (average of £103). Flying from Ireland 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to Oslo

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Ireland to Oslo

Discover the top 2 airlines that operate flights from Ireland 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 1 May 2025.
AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest£48Average£98FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
Scandinavian AirlinesCheapest£86Average£160FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines 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 Ireland to Oslo?

Deals for Ireland to Oslo flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Ireland to Oslo by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ireland to Oslo, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Oslo from Ireland today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.