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Cheap flights from Reykjavik Keflavik Intl Airport to Belfast from £84

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 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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
17:25 - 23:20
KEF
-
BFS
28h 55m
2 stops
Multiple Airlines Logo
14:40 - 00:10
BFS
-
KEF
10h 30m
1 stop
£196Multiple Airlines
Mon, 11 May - Mon, 18 May
Multiple Airlines Logo
17:35 - 15:15
KEF
-
BFS
20h 40m
2 stops
Multiple Airlines Logo
14:40 - 00:10
BFS
-
KEF
10h 30m
1 stop
£200Multiple Airlines
Tue, 12 May - Mon, 18 May
Multiple Airlines Logo
09:05 - 23:00
KEF
-
BFS
12h 55m
2 stops
Multiple Airlines Logo
14:40 - 00:10
BFS
-
KEF
10h 30m
1 stop
£208Multiple Airlines
Fri, 15 May - Mon, 18 May
Multiple Airlines Logo
18:00 - 09:30
KEF
-
BFS
14h 30m
1 stop
Multiple Airlines Logo
14:40 - 00:10
BFS
-
KEF
10h 30m
1 stop
£211Multiple Airlines
Tue, 12 May - Mon, 18 May
Multiple Airlines Logo
19:05 - 17:55
KEF
-
BFS
21h 50m
2 stops
Multiple Airlines Logo
21:55 - 16:55
BFS
-
KEF
20h 00m
2 stops
£219Multiple Airlines
Wed, 13 May - Mon, 18 May
easyJet Logo
19:20 - 10:00
KEF
-
BFS
13h 40m
1 stop
easyJet Logo
08:55 - 18:40
BFS
-
KEF
10h 45m
1 stop
£226easyJet
Sat, 13 Jun - Sat, 20 Jun
Multiple Airlines Logo
08:30 - 16:30
KEF
-
BFS
7h 00m
1 stop
Multiple Airlines Logo
14:40 - 00:10
BFS
-
KEF
10h 30m
1 stop
£228Multiple Airlines
Sat, 16 May - Mon, 18 May
British Airways Logo
10:40 - 20:35
KEF
-
BHD
8h 55m
1 stop
British Airways Logo
06:45 - 09:55
BHD
-
KEF
28h 10m
1 stop
£400British Airways
Mon, 11 May - Mon, 18 May
British Airways Logo
10:50 - 19:25
KEF
-
BHD
7h 35m
1 stop
British Airways Logo
09:50 - 09:55
BHD
-
KEF
25h 05m
2 stops
£426British Airways
Tue, 12 May - Mon, 18 May
British Airways Logo
10:30 - 19:25
KEF
-
BHD
7h 55m
1 stop
British Airways Logo
14:35 - 09:55
BHD
-
KEF
20h 20m
1 stop
£509British Airways
Fri, 15 May - Mon, 18 May

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British Airways flights from Reykjavik Keflavik Intl Airport to Belfast

Our best British Airways deals on Reykjavik Keflavik Intl Airport to Belfast flight tickets
British Airways
11 May
KEF10:40Reykjavik Keflavik Intl
8h 55m
1 stop
BHD20:35Belfast City
18 May
BHD06:45Belfast City
28h 10m
1 stop
KEF09:55Reykjavik Keflavik Intl
£400
British Airways
12 May
KEF10:50Reykjavik Keflavik Intl
7h 35m
1 stop
BHD19:25Belfast City
18 May
BHD09:50Belfast City
25h 05m
2 stops
KEF09:55Reykjavik Keflavik Intl
£426
British Airways
15 May
KEF10:30Reykjavik Keflavik Intl
7h 55m
1 stop
BHD19:25Belfast City
18 May
BHD14:35Belfast City
20h 20m
1 stop
KEF09:55Reykjavik Keflavik Intl
£509

KLM flights from Reykjavik Keflavik Intl Airport to Belfast

Our best KLM deals on Reykjavik Keflavik Intl Airport to Belfast flight tickets
KLM
14 May
KEF11:15Reykjavik Keflavik Intl
21h 05m
2 stops
BHD09:20Belfast City
18 May
BHD17:30Belfast City
23h 45m
2 stops
KEF16:15Reykjavik Keflavik Intl
£609
KLM
10 May
KEF10:40Reykjavik Keflavik Intl
21h 40m
2 stops
BHD09:20Belfast City
18 May
BHD17:30Belfast City
23h 45m
2 stops
KEF16:15Reykjavik Keflavik Intl
£640
KLM
16 May
KEF10:30Reykjavik Keflavik Intl
21h 50m
2 stops
BHD09:20Belfast City
18 May
BHD17:30Belfast City
23h 45m
2 stops
KEF16:15Reykjavik Keflavik Intl
£955

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 1 May 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

Cheapest return flight

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Mon 11/5

17:25-23:20

2 stops28h 55m

Belfast Intl

Mon 18/5

14:40-00:10

1 stop10h 30m

£196

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Tue 12/5

17:35-15:15

2 stops20h 40m

Belfast Intl

Mon 18/5

14:40-00:10

1 stop10h 30m

£200

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Fri 15/5

09:05-23:00

2 stops12h 55m

Belfast Intl

Mon 18/5

14:40-00:10

1 stop10h 30m

£208

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Tue 12/5

18:00-09:30

1 stop14h 30m

Belfast Intl

Mon 18/5

14:40-00:10

1 stop10h 30m

£211

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Wed 13/5

19:05-17:55

2 stops21h 50m

Belfast Intl

Mon 18/5

21:55-16:55

2 stops20h 00m

£219

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sat 13/6

19:20-10:00

1 stop13h 40m

Belfast Intl

Sat 20/6

08:55-18:40

1 stop10h 45m

£226
Fastest return journey

ReykjavikBelfast

KEF - BFS

KEFBFS

Reykjavik Keflavik Intl

Sat 16/5

08:30-16:30

1 stop7h 00m

Belfast Intl

Mon 18/5

14:40-00:10

1 stop10h 30m

£228

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Mon 11/5

10:40-20:35

1 stop8h 55m

Belfast City

Mon 18/5

06:45-09:55

1 stop28h 10m

£400

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Tue 12/5

10:50-19:25

1 stop7h 35m

Belfast City

Mon 18/5

09:50-09:55

2 stops25h 05m

£426

ReykjavikBelfast

KEF - BHD

KEFBHD

Reykjavik Keflavik Intl

Fri 15/5

10:30-19:25

1 stop7h 55m

Belfast City

Mon 18/5

14:35-09:55

1 stop20h 20m

£509

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

KLM, 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

13h 40m

Direct flights

None
The fastest flight from Reykjavik Keflavik Intl Airport to Belfast takes 13h 40m
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.
Search flight deals

Frequently asked questions about flying from Reykjavik Keflavik Intl Airport to Belfast

  • 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 13h 40m.

  • 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