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Cheap flights from Reykjavik Keflavik Intl Airport to Belfast from £53

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to Belfast departing on 13/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Reykjavik Keflavik Intl Airport to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:20 - 14:40KEF-BFS
28h 20m1 stop
Multiple Airlines Logo
22:25 - 18:40BFS-KEF
20h 15m1 stop
£178Multiple Airlines
Find Deal
Sat, 15 Nov - Sat, 22 Nov
Multiple Airlines Logo
10:20 - 08:50KEF-BFS
22h 30m2 stops
Multiple Airlines Logo
22:25 - 08:55BFS-KEF
10h 30m1 stop
£189Multiple Airlines
Find Deal
Sat, 15 Nov - Sat, 22 Nov
Multiple Airlines Logo
10:20 - 08:50KEF-BFS
22h 30m2 stops
Multiple Airlines Logo
23:10 - 18:55BFS-KEF
19h 45m2 stops
£206Multiple Airlines
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Sat, 15 Nov - Sat, 22 Nov
Multiple Airlines Logo
00:55 - 11:55KEF-BFS
11h 00m2 stops
Multiple Airlines Logo
08:10 - 17:45BFS-KEF
9h 35m1 stop
£373Multiple Airlines
Find Deal
Fri, 14 Nov - Sat, 22 Nov

momondo Fare Finder

 
Customise your flight search to find flights from Reykjavik Keflavik Intl Airport to Belfast Intl Airport 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, momondo users made 279,928 searches. Data last updated 3 October 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sat 15/11

10:20-14:40

1 stop28h 20m

Belfast Intl

Sat 22/11

22:25-18:40

1 stop20h 15m

£178

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sat 15/11

10:20-08:50

2 stops22h 30m

Belfast Intl

Sat 22/11

22:25-08:55

1 stop10h 30m

£189

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sat 15/11

10:20-08:50

2 stops22h 30m

Belfast Intl

Sat 22/11

23:10-18:55

2 stops19h 45m

£206

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Fri 14/11

00:55-11:55

2 stops11h 00m

Belfast Intl

Sat 22/11

08:10-17:45

1 stop9h 35m

£373

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sat 13/12

19:45-08:25

1 stop12h 40m

£53

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Fri 12/12

19:40-08:20

1 stop12h 40m

£55

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Thu 11/12

17:55-08:20

1 stop14h 25m

£59

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sun 14/12

11:10-06:50

1 stop19h 40m

£62

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Mon 15/12

11:55-08:20

1 stop20h 25m

£63

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Thu 11/12

19:35-13:00

2 stops17h 25m

£100

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Reykjavik Keflavik Intl Airport to Belfast Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Reykjavik Keflavik Intl to Belfast Intl?

easyJet is the most popular carrier operating from Reykjavik Keflavik Intl to Belfast Intl

When to book flights from Reykjavik Keflavik Intl Airport to Belfast Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to Belfast Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Reykjavik Keflavik Intl Airport to Belfast Intl Airport (KEF to BFS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Reykjavik Keflavik Intl Airport to Belfast Intl Airport

Direct flights

None
There are no direct flights from Reykjavik Keflavik Intl Airport to Belfast Intl Airport. There are no popular flight routes from Reykjavik Keflavik Intl Airport to Belfast Intl Airport.
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  • How far is Reykjavik Keflavik Intl to Belfast Intl by plane?

    The straight-line distance from Reykjavik Keflavik Intl to Belfast Intl is 859.9 mi. 11h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Reykjavik Keflavik Intl Airport to Belfast Intl Airport?

    Prices for flights from Reykjavik Keflavik Intl Airport to Belfast Intl Airport refresh daily.

  • How old do you have to be to fly from Reykjavik Keflavik Intl Airport to Belfast Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Reykjavik Keflavik Intl Airport to Belfast Intl Airport.

  • What documentation or ID do you need to fly to Belfast Intl Airport?

    The required travel and health documents for your Belfast Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belfast Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Ballymena
Newry
Armagh
Cookstown
Dungannon
Portadown

Why use momondo?

Why should I use momondo to find a flight deal from Reykjavik to Belfast?

It is quick and easy to find Reykjavik to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.

Can I find flights from Reykjavik to Belfast with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Reykjavik to Belfast flights to just show those with flexible booking policies.

How can momondo help me find flights from Reykjavik to Belfast?

Once you have performed a search for Reykjavik to Belfast flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Reykjavik to Belfast right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Reykjavik to Belfast flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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