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Cheap flights from Northern Ireland to Reykjavik Keflavik Intl Airport from £116

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — KEF
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Keflavik Intl

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to Keflavik Intl
Explore the most affordable flight options available from Northern Ireland to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2026.

Wed 4/1121:10
BFS
-
KEF
1 stop12h 05m
easyJet
Sun 8/1121:45
KEF
-
BFS
1 stop10h 25m
easyJet
Deal found 30/6£181
Fri 20/1118:00
BHD
-
KEF
1 stop15h 45m
easyJet
Sun 22/1110:05
KEF
-
BHD
1 stop9h 05m
easyJet
Deal found 2/7£185
Thu 8/1008:10
BFS
-
KEF
1 stop9h 35m
easyJet
Mon 12/1018:40
KEF
-
BFS
1 stop18h 10m
easyJet
Deal found 30/6£212
Sun 29/1107:30
BHD
-
KEF
1 stop11h 50m
easyJet
Tue 1/1212:20
KEF
-
BHD
1 stop8h 10m
easyJet
Deal found 1/7£216
Thu 8/1006:35
BFS
-
KEF
1 stop11h 10m
Multiple Airlines
Mon 12/1017:25
KEF
-
BFS
2 stops17h 50m
Multiple Airlines
Deal found 30/6£229
Wed 26/821:50
BFS
-
KEF
1 stop11h 15m
easyJet
Sat 29/808:30
KEF
-
BFS
1 stop23h 30m
easyJet
Deal found 2/7£230
Tue 18/808:25
BFS
-
KEF
1 stop8h 20m
Multiple Airlines
Tue 25/810:10
KEF
-
BFS
1 stop11h 05m
Multiple Airlines
Deal found 29/6£233
Wed 26/807:30
BFS
-
KEF
2 stops28h 55m
Multiple Airlines
Sat 29/808:30
KEF
-
BFS
1 stop7h 00m
Multiple Airlines
Deal found 2/7£239
Wed 4/1109:50
BHD
-
KEF
1 stop4h 10m
Multiple Airlines
Sun 8/1110:00
KEF
-
BHD
1 stop5h 15m
Multiple Airlines
Deal found 30/6£248
Wed 4/1107:00
BFS
-
KEF
2 stops12h 30m
Multiple Airlines
Sun 8/1111:35
KEF
-
BFS
1 stop7h 20m
Multiple Airlines
Deal found 30/6£254
Fri 28/819:20
BFS
-
KEF
1 stop13h 30m
Multiple Airlines
Mon 31/817:05
KEF
-
BFS
3 stops29h 00m
Multiple Airlines
Deal found 2/7£259
Tue 15/923:30
BFS
-
KEF
1 stop9h 10m
Multiple Airlines
Fri 18/917:05
KEF
-
BFS
2 stops18h 40m
Multiple Airlines
Deal found 28/6£260

Find flight deals from Northern Ireland to Keflavik Intl

Keep the following information in mind while searching for Northern Ireland to Keflavik Intl flight deals. Data was last updated 3 July 2026.

Round-trip from

£181

One-way from

£116
easyJet
  • easyJet
  • 4/11-8/11
  • 2 total stops
  • 22h 30m total
  • Northern Ireland to Reykjavik
Search Deals
easyJet
  • easyJet
  • 8/10
  • 1 total stop
  • 9h 35m total
  • Northern Ireland to Reykjavik
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Keflavik Intl 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 3 July 2026.
Use the filters below to find and compare flights from Northern Ireland to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastReykjavik

BFS - KEF

BFSKEF

Belfast Intl

Wed 4/11

21:10-09:15

1 stop12h 05m

Reykjavik Keflavik Intl

Sun 8/11

21:45-08:10

1 stop10h 25m

£181

BelfastReykjavik

BFS - KEF

BFSKEF

Belfast Intl

Thu 8/10

08:10-16:45

1 stop9h 35m

Reykjavik Keflavik Intl

Mon 12/10

18:40-13:50

1 stop18h 10m

£212

BelfastReykjavik

BHD - KEF

BHDKEF

Belfast City

Sun 29/11

07:30-19:20

1 stop11h 50m

Reykjavik Keflavik Intl

Tue 1/12

12:20-20:30

1 stop8h 10m

£216

BelfastReykjavik

BFS - KEF

BFSKEF

Belfast Intl

Thu 8/10

06:35-16:45

1 stop11h 10m

Reykjavik Keflavik Intl

Mon 12/10

17:25-12:15

2 stops17h 50m

£229

BelfastReykjavik

BFS - KEF

BFSKEF

Belfast Intl

Wed 26/8

21:50-08:05

1 stop11h 15m

Reykjavik Keflavik Intl

Sat 29/8

08:30-09:00

1 stop23h 30m

£230
Fastest return journey

BelfastReykjavik

BFS - KEF

BFSKEF

Belfast Intl

Tue 18/8

08:25-15:45

1 stop8h 20m

Reykjavik Keflavik Intl

Tue 25/8

10:10-22:15

1 stop11h 05m

£233

BelfastReykjavik

BFS - KEF

BFSKEF

Belfast Intl

Wed 26/8

07:30-11:25

2 stops28h 55m

Reykjavik Keflavik Intl

Sat 29/8

17:10-21:30

2 stops27h 20m

£258

BelfastReykjavik

BFS - KEF

BFSKEF

Belfast Intl

Tue 15/9

23:30-07:40

1 stop9h 10m

Reykjavik Keflavik Intl

Fri 18/9

17:05-12:45

2 stops18h 40m

£260

BelfastReykjavik

BFS - KEF

BFSKEF

Belfast Intl

Fri 28/8

19:20-07:50

1 stop13h 30m

Reykjavik Keflavik Intl

Mon 31/8

10:30-08:05

2 stops20h 35m

£263

BelfastReykjavik

BHD - KEF

BHDKEF

Belfast City

Thu 19/11

15:05-10:55

1 stop19h 50m

Reykjavik Keflavik Intl

Sat 21/11

16:05-11:10

1 stop19h 05m

£292

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
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Best time to book a flight from Northern Ireland to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl 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 Reykjavik Keflavik Intl Airport
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 Keflavik Intl. 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 Reykjavik Keflavik Intl Airport?

    A quick flight from Northern Ireland to Reykjavik Keflavik Intl Airport can take about 12h 05m. easyJet provides one of the quickest options available for as low as £181. The distance between Northern Ireland and Reykjavik Keflavik Intl Airport is about 860 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Northern Ireland to Keflavik Intl 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

Travelling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Hveragerdi
Kopavogur
Keflavik

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

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

Yes! Cheapflights helps users easily find flights from Northern Ireland to Keflavik Intl with no change fees.

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

Yes! Start tracking prices for Northern Ireland to Keflavik Intl 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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