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Cheap flights from Belfast to Reykjavik Keflavik Intl Airport from £99

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — KEF
8 Sep — 15 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to Keflavik Intl

Enter your travel dates to find the best prices.

Cheapest flights from Belfast to Keflavik Intl
Explore the most affordable flight options available from Belfast to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 August 2026.

Sat 21/1120:10 -
1 stop14h 05m
Fri 27/1119:55 -
1 stop12h 25m
Deal found 4/8£147
Sat 21/1120:10 -
1 stop14h 05m
Fri 27/1110:30 -
2 stops22h 35m
Deal found 4/8£172
Tue 22/923:30 -
1 stop9h 10m
Tue 29/919:55 -
2 stops26h 25m
Deal found 8/8£192
Sat 26/921:40 -
1 stop11h 35m
Wed 30/908:20 -
1 stop10h 30m
Deal found 5/8£196
Wed 23/915:40 -
2 stops17h 40m
Wed 30/908:20 -
1 stop10h 30m
Deal found 8/8£217
Thu 24/909:15 -
2 stops10h 40m
Sat 26/908:30 -
1 stop7h 00m
Deal found 7/8£222
Sun 20/922:10 -
2 stops19h 35m
Sun 27/919:00 -
2 stops16h 20m
Deal found 6/8£225
Thu 3/920:40 -
2 stops22h 15m
Thu 10/919:35 -
2 stops26h 25m
Deal found 6/8£229
Sat 12/1209:15 -
1 stop25h 25m
Wed 16/1211:50 -
1 stop6h 50m
Deal found 7/8£265
Thu 24/911:45 -
2 stops23h 10m
Sat 26/919:55 -
2 stops18h 00m
Deal found 7/8£267
Thu 17/917:30 -
1 stop15h 20m
Sun 20/919:15 -
1 stop13h 05m
Deal found 8/8£282
Thu 17/915:25 -
2 stops17h 25m
Sun 20/908:55 -
1 stop9h 45m
Deal found 8/8£294

Find flight deals from Belfast to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) to Keflavik Intl (KEF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 August 2026.

Round-trip from

£147

One-way from

£99
easyJet
  • easyJet
  • 21/11-27/11
  • 2 total stops
  • 26h 30m total
  • Belfast to Reykjavik
Search Deals
20/9
  • 20/9
  • 2 total stops
  • 19h 35m total
  • Belfast to Reykjavik
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast 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 9 August 2026.
Use the filters below to find and compare flights from Belfast to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Sat 21/11

20:10-10:15

1 stop14h 05m

Reykjavik Keflavik Intl

Fri 27/11

19:55-08:20

1 stop12h 25m

£147

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Tue 22/9

23:30-07:40

1 stop9h 10m

Reykjavik Keflavik Intl

Tue 29/9

19:55-23:20

2 stops26h 25m

£192

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Sat 26/9

21:40-08:15

1 stop11h 35m

Reykjavik Keflavik Intl

Wed 30/9

19:55-20:25

2 stops23h 30m

£199

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Sat 21/11

18:55-19:30

2 stops24h 35m

Reykjavik Keflavik Intl

Fri 27/11

10:30-09:05

2 stops22h 35m

£199

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Wed 23/9

15:40-08:20

2 stops17h 40m

Reykjavik Keflavik Intl

Wed 30/9

08:20-19:50

1 stop10h 30m

£217

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Thu 24/9

09:15-18:55

2 stops10h 40m

Reykjavik Keflavik Intl

Sat 26/9

08:30-16:30

1 stop7h 00m

£222

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Sun 20/9

22:10-16:45

2 stops19h 35m

Reykjavik Keflavik Intl

Sun 27/9

19:00-12:20

2 stops16h 20m

£225

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Thu 3/9

09:15-18:55

2 stops10h 40m

Reykjavik Keflavik Intl

Thu 10/9

19:35-23:00

2 stops26h 25m

£239

BelfastReykjavik

BFS Belfast Intl - KEF Reykjavik Keflavik Intl

BFSKEF

Belfast Intl

Thu 17/9

20:55-17:05

2 stops21h 10m

Reykjavik Keflavik Intl

Sun 20/9

19:35-12:20

2 stops15h 45m

£239

BelfastReykjavik

BHD Belfast City - KEF Reykjavik Keflavik Intl

BHDKEF

Belfast City

Sat 12/12

09:15-10:40

1 stop25h 25m

Reykjavik Keflavik Intl

Wed 16/12

11:50-18:40

1 stop6h 50m

£265

Flights are sorted by cheapest return flights first.

Deals found on 6/8

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Belfast to Keflavik Intl

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

    Departing from Belfast to Reykjavik Keflavik Intl Airport will take you 14h 05m. The distance from Belfast to Reykjavik Keflavik Intl Airport is about 860 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast 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
Kopavogur
Keflavik
Hveragerdi

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Belfast to Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.
Belfast Intl to Keflavik Intl flights
Belfast City to Keflavik Intl flights

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

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Keflavik Intl from Belfast.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Belfast to Keflavik Intl flexibly with Cheapflights today.

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