In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Northern Ireland, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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

When flying from Reykjavik Keflavik Intl Airport to Northern Ireland, 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 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.

£58+ Cheap Flights from Reykjavik Keflavik Intl Airport to Northern Ireland

Cheap flight deals from Keflavik Intl to Northern Ireland

Enter your travel dates to find the best prices.

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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 19 September 2026.

Sat 7/1110:30 -

1 stop13h 15m

Sat 14/1120:10 -

1 stop14h 05m

Deal found 14/9£108

Mon 2/1109:35 -

1 stop22h 30m

Mon 9/1109:40 -

1 stop25h 25m

Deal found 18/9£124

Sat 7/1110:55 -

1 stop24h 40m

Sat 14/1109:25 -

1 stop10h 55m

Deal found 14/9£129

Sat 21/1110:30 -

1 stop13h 15m

Mon 23/1121:30 -

1 stop13h 35m

Deal found 17/9£135

Sat 7/1110:35 -

1 stop11h 25m

Sat 14/1115:25 -

2 stops18h 50m

Deal found 14/9£147

Sat 21/1110:30 -

1 stop5h 45m

Mon 23/1115:20 -

2 stops16h 55m

Deal found 17/9£166

Sun 1/1111:05 -

1 stop24h 40m

Sun 8/1107:50 -

1 stop13h 05m

Deal found 17/9£181

Mon 2/1119:35 -

1 stop12h 45m

Mon 9/1114:00 -

2 stops18h 15m

Deal found 18/9£185

Sat 7/1118:55 -

2 stops16h 40m

Sat 14/1109:25 -

1 stop10h 55m

Deal found 16/9£188

Sat 31/1008:55 -

2 stops25h 10m

Sat 7/1113:00 -

1 stop7h 20m

Deal found 16/9£191

Sat 7/1116:05 -

1 stop19h 05m

Sat 14/1111:45 -

1 stop23h 00m

Deal found 14/9£237

Find flight deals from Keflavik Intl to Northern Ireland

Round-trip from	£108
One-way from	£58

easyJet
7/11-14/11
2 total stops
27h 20m total
Reykjavik to Northern Ireland

Search Deals

easyJet
4/11-31/12
1 total stop
22h 25m total
Reykjavik to Northern Ireland

Search Deals

Cheapflights Fare Finder

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 Reykjavik Keflavik Intl - BFS Belfast Intl

KEFBFS

Reykjavik Keflavik Intl

Thu 5/11

21:55-18:45

1 stop20h 50m

Belfast Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£58

Fastest return journey

ReykjavikBelfast

KEF Reykjavik Keflavik Intl - BHD Belfast City

KEFBHD

Reykjavik Keflavik Intl

Thu 5/11

10:05-15:30

1 stop5h 25m

Belfast City

Wed 31/12

00:00-23:00

Nonstop0h 00m

£83

ReykjavikBelfast

KEF Reykjavik Keflavik Intl - BFS Belfast Intl

KEFBFS

Reykjavik Keflavik Intl

Sat 7/11

10:30-23:45

1 stop13h 15m

Belfast Intl

Sat 14/11

20:10-10:15

1 stop14h 05m

£108

ReykjavikBelfast

KEF Reykjavik Keflavik Intl - BFS Belfast Intl

KEFBFS

Reykjavik Keflavik Intl

Sun 1/11

20:45-07:55

3 stops35h 10m

Belfast Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£108

ReykjavikBelfast

KEF Reykjavik Keflavik Intl - BFS Belfast Intl

KEFBFS

Reykjavik Keflavik Intl

Sat 31/10

08:55-12:00

2 stops27h 05m

Belfast Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£110

ReykjavikBelfast

KEF Reykjavik Keflavik Intl - BFS Belfast Intl

KEFBFS

Reykjavik Keflavik Intl

Tue 26/1

10:50-20:15

1 stop9h 25m

Belfast Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£117

ReykjavikBelfast

KEF Reykjavik Keflavik Intl - BFS Belfast Intl

KEFBFS

Reykjavik Keflavik Intl

Tue 26/1

20:10-12:40

2 stops16h 30m

Belfast Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£121

ReykjavikBelfast

KEF Reykjavik Keflavik Intl - BFS Belfast Intl

KEFBFS

Reykjavik Keflavik Intl

Mon 2/11

09:35-08:05

1 stop22h 30m

Belfast Intl

Mon 9/11

09:40-11:05

1 stop25h 25m

£124

ReykjavikBelfast

KEF Reykjavik Keflavik Intl - BHD Belfast City

KEFBHD

Reykjavik Keflavik Intl

Sat 7/11

10:55-11:35

1 stop24h 40m

Belfast City

Sat 14/11

09:25-20:20

1 stop10h 55m

£129

ReykjavikBelfast

KEF Reykjavik Keflavik Intl - BFS Belfast Intl

KEFBFS

Reykjavik Keflavik Intl

Sat 21/11

10:30-23:45

1 stop13h 15m

Belfast Intl

Mon 23/11

21:30-11:05

1 stop13h 35m

£135

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 24 resultsSorted 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.

KEF-BFS

KEF-BHD

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

KEF-GBNIR

KEF-BFS

KEF-BHD

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

Related info for your journey

How long is the flight from Reykjavik Keflavik Intl Airport to Northern Ireland?
easyJet can get you from Reykjavik Keflavik Intl Airport to Northern Ireland in just under 13h 15m. Your travel time can differ by up to . The distance from Reykjavik Keflavik Intl Airport to Northern Ireland is about 860 mi.
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.

See more FAQs

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Complete your trip

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Alternative routes for Keflavik Intl to Northern Ireland

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

When you search for this flight from Keflavik Intl to Northern Ireland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Keflavik Intl to Northern Ireland.

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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Cheap flights from Reykjavik Keflavik Intl Airport to Northern Ireland from £58

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Keflavik Intl to Northern Ireland

Cheapest flights from Keflavik Intl to Northern IrelandExplore 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 19 September 2026.

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 19 September 2026.

Best flights from Keflavik Intl to Northern IrelandDiscover carefully curated flight deals from Keflavik Intl to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Discover carefully curated flight deals from Keflavik Intl to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Keflavik Intl to Northern IrelandDiscover last-minute flight deals from Keflavik Intl to Northern Ireland. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from Keflavik Intl to Northern Ireland. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Keflavik Intl to Northern IrelandSearch for one-way flight options from Keflavik Intl to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Search for one-way flight options from Keflavik Intl to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Find flight deals from Keflavik Intl to Northern Ireland

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

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.

Cheapflights Insights

Related info for your journey

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

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

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

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

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 Keflavik Intl to Northern Ireland

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

Complete your trip

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

Direct flights to United Kingdom

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

Search flights from Keflavik Intl to Northern Ireland by cabin class

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

Keflavik Intl and Northern Ireland flights

Browse other Keflavik Intl and Northern Ireland flight options. Last updated on 19 September 2026.

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

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

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

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Travel Smart

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 19 September 2026.

Best flights from Keflavik Intl to Northern Ireland
Discover carefully curated flight deals from Keflavik Intl to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Keflavik Intl to Northern Ireland
Discover last-minute flight deals from Keflavik Intl to Northern Ireland. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Keflavik Intl to Northern Ireland
Search for one-way flight options from Keflavik Intl to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.