In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, 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 11.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

What is the cheapest time of day to fly from NIR to KEF?

When flying from Northern Ireland to Reykjavik Keflavik Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

£79+ Cheap Flights from Northern Ireland to Reykjavik Keflavik Intl Airport

Cheap flight deals from Northern Ireland to Keflavik Intl

Enter your travel dates to find the best prices.

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Best

Last-minute

One-way

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 16 September 2026.

Fri 6/1119:50 -

1 stop14h 00m

Fri 13/1119:55 -

1 stop12h 25m

Deal found 14/9£115

Sat 28/1113:00 -

1 stop7h 20m

Sat 5/1221:05 -

1 stop10h 20m

Deal found 14/9£119

Thu 29/1009:25 -

1 stop11h 50m

Thu 5/1121:55 -

1 stop10h 00m

Deal found 14/9£125

Sat 31/1019:05 -

1 stop15h 25m

Sat 7/1110:35 -

1 stop11h 25m

Deal found 15/9£131

Fri 6/1120:00 -

1 stop14h 15m

Fri 13/1110:00 -

1 stop9h 25m

Deal found 14/9£133

Sat 28/1112:05 -

1 stop22h 10m

Sat 5/1210:55 -

1 stop8h 05m

Deal found 14/9£149

Wed 25/1121:25 -

1 stop11h 05m

Thu 26/1121:55 -

1 stop11h 40m

Deal found 14/9£156

Fri 6/1119:25 -

2 stops14h 20m

Fri 13/1119:55 -

1 stop13h 10m

Deal found 14/9£157

Fri 6/1120:00 -

1 stop14h 15m

Sat 7/1118:35 -

1 stop16h 05m

Deal found 11/9£164

Thu 5/1116:00 -

1 stop5h 15m

Mon 9/1112:05 -

1 stop6h 55m

Deal found 11/9£165

Thu 5/1116:00 -

1 stop5h 15m

Sun 8/1111:05 -

1 stop5h 25m

Deal found 11/9£174

Thu 5/1116:00 -

1 stop5h 15m

Fri 6/1109:35 -

1 stop4h 20m

Deal found 11/9£176

Best flights from Northern Ireland to Keflavik Intl
Discover carefully curated flight deals from Northern Ireland to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Fri 6/1119:50 -

1 stop14h 00m

Fri 13/1119:55 -

1 stop12h 25m

Deal found 14/9£115

Thu 29/1009:25 -

1 stop11h 50m

Thu 5/1121:55 -

1 stop10h 00m

Deal found 14/9£125

Fri 22/117:20 -

1 stop20h 25m

Tue 26/114:45 -

1 stop26h 05m

Deal found 15/9£228

Sat 31/1019:05 -

1 stop15h 25m

Sat 7/1110:35 -

1 stop11h 25m

Deal found 15/9£131

Fri 6/1120:00 -

1 stop14h 15m

Fri 13/1110:00 -

1 stop9h 25m

Deal found 14/9£133

Thu 10/1214:10 -

1 stop26h 55m

Mon 14/1211:55 -

1 stop6h 55m

Deal found 14/9£302

Wed 25/1121:25 -

1 stop11h 05m

Thu 26/1121:55 -

1 stop11h 40m

Deal found 14/9£156

Mon 1/306:40 -

1 stop12h 05m

Mon 8/311:55 -

1 stop19h 50m

Deal found 16/9£177

Wed 25/1116:45 -

2 stops15h 30m

Thu 26/1121:55 -

1 stop11h 55m

Deal found 14/9£235

Thu 21/121:05 -

1 stop11h 50m

Mon 25/112:05 -

1 stop8h 25m

Deal found 14/9£197

Sat 10/1006:50 -

2 stops17h 20m

Thu 15/1011:45 -

1 stop8h 10m

Deal found 15/9£236

Wed 17/217:20 -

2 stops24h 00m

Sat 20/215:15 -

1 stop17h 55m

Deal found 12/9£294

Fri 22/119:50 -

1 stop14h 00m

Tue 26/110:50 -

1 stop9h 25m

Deal found 15/9£206

Thu 5/1120:00 -

1 stop14h 50m

Sat 7/1116:05 -

1 stop19h 05m

Deal found 11/9£303

Tue 27/1020:55 -

1 stop12h 15m

Tue 3/1120:25 -

1 stop11h 25m

Deal found 12/9£208

Sat 10/1018:20 -

1 stop14h 55m

Sat 17/1011:25 -

1 stop8h 40m

Deal found 12/9£254

Sat 10/1021:30 -

1 stop11h 45m

Thu 15/1008:55 -

1 stop11h 10m

Deal found 15/9£245

Find flight deals from Northern Ireland to Keflavik Intl

Round-trip from	£115
One-way from	£79

easyJet
6/11-13/11
2 total stops
26h 25m total
Northern Ireland to Reykjavik

Search Deals

easyJet
16/10-31/12
1 total stop
10h 35m total
Northern Ireland to Reykjavik

Search Deals

Cheapflights Fare Finder

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

Fastest return journey

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Fri 16/10

22:15-07:50

1 stop10h 35m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£79

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Fri 16/10

09:40-07:50

1 stop23h 10m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£86

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Wed 14/10

21:50-08:05

1 stop11h 15m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£91

BelfastReykjavik

BHD Belfast City - KEF Reykjavik Keflavik Intl

BHDKEF

Belfast City

Fri 16/10

18:30-07:50

1 stop14h 20m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£94

BelfastReykjavik

BHD Belfast City - KEF Reykjavik Keflavik Intl

BHDKEF

Belfast City

Wed 14/10

12:45-18:40

2 stops30h 55m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£96

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Thu 15/10

06:35-18:40

2 stops13h 05m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£106

BelfastReykjavik

BHD Belfast City - KEF Reykjavik Keflavik Intl

BHDKEF

Belfast City

Wed 14/10

16:30-08:05

1 stop16h 35m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£115

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Fri 6/11

19:50-09:50

1 stop14h 00m

Reykjavik Keflavik Intl

Fri 13/11

19:55-08:20

1 stop12h 25m

£115

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Thu 8/10

06:35-18:40

2 stops13h 05m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£119

BelfastReykjavik

BHD Belfast City - KEF Reykjavik Keflavik Intl

BHDKEF

Belfast City

Thu 8/10

15:25-17:05

2 stops26h 40m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

£124

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 28 resultsSorted by cheapest first

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.

BFS-KEF

BHD-KEF

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

GBNIR-KEF

BFS-KEF

BHD-KEF

No data available for this route at this time. Please check back soon.

Related info for your journey

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 14h. easyJet provides one of the quickest options available for as low as £115. 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

Kopavogur

Keflavik

Hveragerdi

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Alternative routes

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Alternative routes for Northern Ireland to Keflavik Intl

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How does Cheapflights help users find flights from Northern Ireland to Keflavik Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Northern Ireland to Keflavik Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Northern Ireland to Keflavik Intl for you. Better yet — we are completely free to use.

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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Cheap flights from Northern Ireland to Reykjavik Keflavik Intl Airport from £79

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to Keflavik Intl

Cheapest flights from Northern Ireland to Keflavik IntlExplore 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 16 September 2026.

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 16 September 2026.

Best flights from Northern Ireland to Keflavik IntlDiscover carefully curated flight deals from Northern Ireland to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Discover carefully curated flight deals from Northern Ireland to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Last-minute flights from Northern Ireland to Keflavik IntlDiscover last-minute flight deals from Northern Ireland to Keflavik Intl. Data last updated 16 September 2026 and is based on user searches.

Discover last-minute flight deals from Northern Ireland to Keflavik Intl. Data last updated 16 September 2026 and is based on user searches.

One-way flights from Northern Ireland to Keflavik IntlSearch for one-way flight options from Northern Ireland to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

Search for one-way flight options from Northern Ireland to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

Find flight deals from Northern Ireland to Keflavik Intl

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Use the filters below to find and compare flights from Northern Ireland to Reykjavik Keflavik Intl Airport that are best for you.

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.

Cheapflights Insights

Related info for your journey

How long is the flight from Northern Ireland to Reykjavik Keflavik Intl Airport?

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

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

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

Travelling to a place near Reykjavik Keflavik Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Northern Ireland to Keflavik Intl

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

Complete your trip

Complete your trip to Keflavik Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Iceland

Book a non-stop flight to one of these other cities located in Iceland.

Search flights from Northern Ireland to Keflavik Intl by cabin class

Find flights from Northern Ireland to Keflavik Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Keflavik Intl

Explore flights to Keflavik Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 16 September 2026.

Northern Ireland and Keflavik Intl flights

Browse other Northern Ireland and Keflavik Intl flight options. Last updated on 16 September 2026.

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How does Cheapflights help users find flights from Northern Ireland to Keflavik Intl?

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

Can Cheapflights 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?

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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 16 September 2026.

Best flights from Northern Ireland to Keflavik Intl
Discover carefully curated flight deals from Northern Ireland to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Last-minute flights from Northern Ireland to Keflavik Intl
Discover last-minute flight deals from Northern Ireland to Keflavik Intl. Data last updated 16 September 2026 and is based on user searches.

One-way flights from Northern Ireland to Keflavik Intl
Search for one-way flight options from Northern Ireland to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.