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Cheap flights from Reykjavik Keflavik Intl Airport to Belfast from £148

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 25/6. 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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Find the cheapest flights from Reykjavik Keflavik Intl Airport to Belfast

Cheap return flights

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Jet2 Logo
KEF
-
BFS
2h 40mdirect
Jet2 Logo
BFS
-
KEF
2h 45mdirect
Jet2

momondo Fare Finder

 
Customise your flight search to find flights from Reykjavik Keflavik Intl Airport 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, momondo users made 279,928 searches. Data last updated 23 January 2026.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Thu 25/6

08:45-22:20

1 stop12h 35m

£148

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Tue 30/6

10:30-07:05

2 stops19h 35m

£149

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sun 28/6

08:55-08:15

1 stop22h 20m

£150

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Thu 25/6

15:20-15:00

2 stops22h 40m

£151

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Sun 28/6

08:55-09:00

1 stop23h 05m

£153

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sat 27/6

10:30-21:15

2 stops9h 45m

£156

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Thu 25/6

08:45-15:30

1 stop5h 45m

£164

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Tue 30/6

10:50-17:30

1 stop5h 40m

£172

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Tue 30/6

09:25-13:40

2 stops27h 15m

£181

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Mon 29/6

10:40-08:50

1 stop21h 10m

£193

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Belfast from

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

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?

easyJet and British Airways are the most popular carriers operating from Reykjavik Keflavik Intl to Belfast

Cheap Reykjavik Keflavik Intl Airport to Belfast flight deals and tips

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

Fastest flight time

12h 30m

Direct flights

None
The fastest flight from Reykjavik Keflavik Intl Airport to Belfast takes 12h 30m
There are no direct flights from Reykjavik Keflavik Intl Airport to Belfast. There are no popular flight routes from Reykjavik Keflavik Intl Airport to Belfast.
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  • How far is Reykjavik Keflavik Intl to Belfast by plane?

    A flight from Reykjavik Keflavik Intl to Belfast will travel around 869.9 mi. In terms of flight time, this usually takes a little over 12h 30m.

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

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

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

    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.

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

    The required travel and health documents for your Belfast 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Reykjavik to Belfast. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Belfast from Reykjavik which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Reykjavik to Belfast.

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

Price alerts on flights to Belfast from Reykjavik are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport