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Cheap flights from Reykjavik Keflavik Intl Airport to Northern Ireland from £84

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to Northern Ireland departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Reykjavik Keflavik Intl Airport to Northern Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
17:35 - 15:15
KEF
-
BFS
20h 40m
2 stops
Multiple Airlines Logo
14:40 - 00:10
BFS
-
KEF
10h 30m
1 stop
£200Multiple Airlines
Tue, 12 May - Mon, 18 May
Multiple Airlines Logo
09:05 - 23:00
KEF
-
BFS
12h 55m
2 stops
Multiple Airlines Logo
14:40 - 00:10
BFS
-
KEF
10h 30m
1 stop
£208Multiple Airlines
Fri, 15 May - Mon, 18 May
Multiple Airlines Logo
18:00 - 09:30
KEF
-
BFS
14h 30m
1 stop
Multiple Airlines Logo
14:40 - 00:10
BFS
-
KEF
10h 30m
1 stop
£211Multiple Airlines
Tue, 12 May - Mon, 18 May
Multiple Airlines Logo
19:05 - 17:55
KEF
-
BFS
21h 50m
2 stops
Multiple Airlines Logo
21:55 - 16:55
BFS
-
KEF
20h 00m
2 stops
£219Multiple Airlines
Wed, 13 May - Mon, 18 May
easyJet Logo
19:20 - 10:00
KEF
-
BFS
13h 40m
1 stop
easyJet Logo
08:55 - 18:40
BFS
-
KEF
10h 45m
1 stop
£226easyJet
Sat, 13 Jun - Sat, 20 Jun
Multiple Airlines Logo
08:30 - 16:30
KEF
-
BFS
7h 00m
1 stop
Multiple Airlines Logo
14:40 - 00:10
BFS
-
KEF
10h 30m
1 stop
£228Multiple Airlines
Sat, 16 May - Mon, 18 May
Multiple Airlines Logo
19:00 - 10:10
KEF
-
BFS
14h 10m
2 stops
Multiple Airlines Logo
14:40 - 00:10
BFS
-
KEF
10h 30m
1 stop
£231Multiple Airlines
Sat, 16 May - Mon, 18 May
British Airways Logo
10:50 - 19:25
KEF
-
BHD
7h 35m
1 stop
British Airways Logo
10:45 - 09:55
BHD
-
KEF
24h 10m
1 stop
£401British Airways
Tue, 12 May - Mon, 18 May
British Airways Logo
10:50 - 19:25
KEF
-
BHD
7h 35m
1 stop
British Airways Logo
09:50 - 09:55
BHD
-
KEF
25h 05m
2 stops
£426British Airways
Tue, 12 May - Mon, 18 May
British Airways Logo
10:30 - 08:50
KEF
-
BHD
21h 20m
1 stop
British Airways Logo
18:20 - 09:40
BHD
-
KEF
16h 20m
1 stop
£429British Airways
Fri, 17 Jul - Wed, 29 Jul

easyJet flights from Reykjavik Keflavik Intl Airport to Northern Ireland

Our best easyJet deals on Reykjavik Keflavik Intl Airport to Northern Ireland flight tickets
easyJet
13 Jun
KEF19:20Reykjavik Keflavik Intl
13h 40m
1 stop
BFS10:00Belfast Intl
20 Jun
BFS08:55Belfast Intl
10h 45m
1 stop
KEF18:40Reykjavik Keflavik Intl
£226
easyJet
18 Jul
KEF08:30Reykjavik Keflavik Intl
11h 15m
1 stop
BFS20:45Belfast Intl
31 Jul
BFS22:15Belfast Intl
10h 35m
1 stop
KEF07:50Reykjavik Keflavik Intl
£286
easyJet
17 Jul
KEF19:30Reykjavik Keflavik Intl
11h 55m
1 stop
BFS08:25Belfast Intl
1 Aug
BFS21:30Belfast Intl
11h 45m
1 stop
KEF08:15Reykjavik Keflavik Intl
£363

British Airways flights from Reykjavik Keflavik Intl Airport to Northern Ireland

Our best British Airways deals on Reykjavik Keflavik Intl Airport to Northern Ireland flight tickets
British Airways
12 May
KEF10:50Reykjavik Keflavik Intl
7h 35m
1 stop
BHD19:25Belfast City
18 May
BHD10:45Belfast City
24h 10m
1 stop
KEF09:55Reykjavik Keflavik Intl
£401
British Airways
12 May
KEF10:50Reykjavik Keflavik Intl
7h 35m
1 stop
BHD19:25Belfast City
18 May
BHD09:50Belfast City
25h 05m
2 stops
KEF09:55Reykjavik Keflavik Intl
£426
British Airways
17 Jul
KEF10:30Reykjavik Keflavik Intl
21h 20m
1 stop
BHD08:50Belfast City
29 Jul
BHD18:20Belfast City
16h 20m
1 stop
KEF09:40Reykjavik Keflavik Intl
£429

momondo Fare Finder

 
Customise your flight search to find flights from Reykjavik Keflavik Intl Airport 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, momondo users made 279,928 searches. Data last updated 2 May 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

Tue 12/5

17:35-15:15

2 stops20h 40m

Belfast Intl

Mon 18/5

14:40-00:10

1 stop10h 30m

£200

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Fri 15/5

09:05-23:00

2 stops12h 55m

Belfast Intl

Mon 18/5

14:40-00:10

1 stop10h 30m

£208

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Tue 12/5

18:00-09:30

1 stop14h 30m

Belfast Intl

Mon 18/5

14:40-00:10

1 stop10h 30m

£211

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Wed 13/5

19:05-17:55

2 stops21h 50m

Belfast Intl

Mon 18/5

21:55-16:55

2 stops20h 00m

£219

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sat 13/6

19:20-10:00

1 stop13h 40m

Belfast Intl

Sat 20/6

08:55-18:40

1 stop10h 45m

£226
Fastest return journey

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sat 16/5

08:30-16:30

1 stop7h 00m

Belfast Intl

Mon 18/5

14:40-00:10

1 stop10h 30m

£228

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sat 16/5

19:00-10:10

2 stops14h 10m

Belfast Intl

Mon 18/5

14:40-00:10

1 stop10h 30m

£231

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Tue 12/5

10:50-19:25

1 stop7h 35m

Belfast City

Mon 18/5

10:45-09:55

1 stop24h 10m

£401

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Tue 12/5

10:50-19:25

1 stop7h 35m

Belfast City

Mon 18/5

09:50-09:55

2 stops25h 05m

£426

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Fri 17/7

10:30-08:50

1 stop21h 20m

Belfast City

Wed 29/7

18:20-09:40

1 stop16h 20m

£429

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 Northern Ireland from

How to get the cheapest flight ticket from Reykjavik Keflavik Intl Airport to Northern Ireland

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 Reykjavik Keflavik Intl to Northern Ireland?

easyJet, KLM, and British Airways are the most popular carriers operating from Reykjavik Keflavik Intl to Northern Ireland

Cheap Reykjavik Keflavik Intl Airport to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Reykjavik Keflavik Intl Airport to Northern Ireland

Fastest flight time

13h 40m

Direct flights

None
The fastest flight from Reykjavik Keflavik Intl Airport to Northern Ireland takes 13h 40m
There are no direct flights from Reykjavik Keflavik Intl Airport to Northern Ireland. There are no popular flight routes from Reykjavik Keflavik Intl Airport to Northern Ireland.
Search flight deals

Frequently asked questions about flying from Reykjavik Keflavik Intl Airport to Northern Ireland

  • When did momondo last update prices for flights from Reykjavik Keflavik Intl Airport to Northern Ireland?

    Prices for flights from Reykjavik Keflavik Intl Airport to Northern Ireland refresh daily.

  • How old do you have to be to fly from Reykjavik Keflavik Intl Airport to Northern Ireland?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Reykjavik Keflavik Intl Airport to Northern Ireland.

  • What documentation or ID do you need to fly to Northern Ireland?

    The necessary travel and health documents for your Northern Ireland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 Reykjavik to Northern Ireland?

It is quick and easy to find Reykjavik to Northern Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Northern Ireland that suits you.

Can I find flights from Reykjavik to Northern Ireland with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Northern Ireland from Reykjavik with this policy.

How can momondo help me find flights from Reykjavik to Northern Ireland?

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 Northern Ireland from Reykjavik.

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

If you are not ready to book a flight from Reykjavik to Northern Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Northern Ireland and let you know when they change.

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