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Cheap flights from Reykjavik Keflavik Intl Airport to Northern Ireland from £136

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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — BFS
15 Jul — 22 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Keflavik Intl to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Keflavik Intl to Northern Ireland
Explore the most affordable flight options available from Keflavik Intl to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 June 2026.

Thu 2/721:20
KEF
-
BFS
2 stops20h 35m
Multiple Airlines
Wed 8/707:30
BFS
-
KEF
2 stops28h 55m
Multiple Airlines
Deal found 11/6£305
Wed 29/710:45
KEF
-
BFS
2 stops11h 20m
Multiple Airlines
Thu 30/708:20
BFS
-
KEF
1 stop8h 25m
Multiple Airlines
Deal found 15/6£315

Find flight deals from Keflavik Intl to Northern Ireland

Keep the following information in mind while searching for Keflavik Intl to Northern Ireland flight deals. Data was last updated 15 June 2026.

Round-trip from

£305

One-way from

£136
2/7-8/7
  • 2/7-8/7
  • 4 total stops
  • 49h 30m total
  • Reykjavik to Northern Ireland
Search Deals
easyJet
  • easyJet
  • 22/7
  • 1 total stop
  • 11h 15m total
  • Reykjavik to Northern Ireland
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Keflavik Intl to Northern Ireland 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 15 June 2026.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Thu 2/7

21:20-18:55

2 stops20h 35m

Belfast Intl

Wed 8/7

07:30-11:25

2 stops28h 55m

£305
Fastest return journey

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Wed 29/7

10:45-23:05

2 stops11h 20m

Belfast Intl

Thu 30/7

08:20-15:45

1 stop8h 25m

£315
Cheapest one-way

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Wed 22/7

08:20-20:35

1 stop11h 15m

£136

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Wed 22/7

14:45-22:20

2 stops30h 35m

£151

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Mon 28/9

11:15-09:45

3 stops21h 30m

£178

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Mon 20/7

20:50-07:05

2 stops33h 15m

£180

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Thu 23/7

21:20-19:30

2 stops21h 10m

£187

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Mon 20/7

20:50-16:50

2 stops19h 00m

£204

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Mon 28/9

16:10-07:35

1 stop14h 25m

£268
Fastest single journey

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Mon 28/9

10:40-20:35

1 stop8h 55m

£314

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Sorted by cheapest first

Best time to book a flight from Keflavik Intl to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Keflavik Intl 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 Reykjavik Keflavik Intl Airport to Northern Ireland
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 Keflavik Intl to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

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

Yes, we can. To see specific flights from Keflavik Intl to Northern Ireland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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