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Cheap flights from Reykjavik Keflavik Intl Airport to Belfast from £88

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — BHD
16 10月 — 23 10月1
1 adult
1 adult, Economy

Cheap flight deals from Keflavik Intl to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Belfast (BF1). 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 16 9月 2025.

Round-trip from

£210

One-way from

£88
30/10-6/11
  • 30/10-6/11
  • 2 total stops
  • 17h 30m total
  • Reykjavik to Belfast
Search Deals
24/9
  • 24/9
  • 1 total stop
  • 10h 30m total
  • Reykjavik to Belfast
Search Deals

Find flight deals from Keflavik Intl to Belfast

Cheapest flights from Keflavik Intl to Belfast
Explore the most affordable flight options available from Keflavik Intl to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 9月 2025.

週四 30/1009:25KEF - BFS
1 stop6h 50mMultiple Airlines
週四 6/1108:15BFS - KEF
1 stop10h 40mMultiple Airlines
Deal found 15/9£210

Cheapflights Fare Finder

 
Customise your flight search to find flights from Keflavik Intl to Belfast 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 16 9月 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Belfast that are best for you.

Fly from

Keflavik Intl

Fly to

Belfast

Route

Depart

Return

Price

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

週四 30/10

09:25-16:15

1 stop6h 50m

Belfast Intl

週四 6/11

08:15-18:55

1 stop10h 40m

£210

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

週四 12/3

11:25-21:00

1 stop9h 35m

Belfast City

週一 16/3

06:30-19:05

1 stop12h 35m

£311

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

週日 1/3

17:55-08:25

1 stop14h 30m

Belfast City

週四 5/3

18:50-17:15

2 stops22h 25m

£366

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

週三 24/9

20:55-08:25

1 stop10h 30m

£88

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

週二 30/9

19:25-10:25

2 stops14h 00m

£127

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

週三 24/9

20:55-17:20

2 stops19h 25m

£129

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

週二 30/9

19:25-17:20

2 stops20h 55m

£138

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Best time to book a flight from Keflavik Intl to Belfast

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

    There are many flights that can get you from Reykjavik Keflavik Intl Airport to Belfast in 9h 35m. Fly via KLM or British Airways to get the fastest option. The distance between Reykjavik Keflavik Intl Airport and Belfast is about 870 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Keflavik Intl to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Reykjavik Keflavik Intl Airport to Belfast?

    Currently, January is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Belfast (average of £67). Flying from Reykjavik Keflavik Intl Airport to Belfast in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Complete your trip

Complete your trip to Belfast by adding a car hire and/or hotel booking to your travel itinerary.
Belfast car hire
Belfast Intl Airport car hire
Londonderry Eglinton Airport car hire
Isle of Islay Glenegedale Airport car hire
Londonderry car hire

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

Need flexible booking options for your flight to Belfast from Keflavik Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Keflavik Intl to Belfast on Cheapflights with our Price Alert feature and get notified when better prices are available.

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