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Cheap Flights from Belfast (BFS) to Reykjavik (KEF)

Compare Belfast International to Reykjavik Keflavik flight deals

Find the cheapest month or even day of the year to fly to Reykjavik Keflavik

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Flight deals from Belfast International Airport to Reykjavik Keflavik Airport

Looking for a cheap last-minute deal or the best return flight from Belfast International Airport to Reykjavik Keflavik Airport? If you want to travel next month, return fares start from $172. Find the lowest prices on one-way and return tickets right here.
Reykjavik.$172 per passenger.Departing Wed, 22 Apr, returning Sun, 26 Apr.Return flight with Jet2.Outbound direct flight with Jet2 departs from Belfast International on Wed, 22 Apr, arriving in Reykjavik Keflavik.Inbound direct flight with Jet2 departs from Reykjavik Keflavik on Sun, 26 Apr, arriving in Belfast International.Price includes taxes and charges.From $172, select.
Reykjavik.$305 per passenger.Departing Tue, 5 Jan, returning Fri, 8 Jan.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Tue, 5 Jan, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Fri, 8 Jan, arriving in Belfast International.Price includes taxes and charges.From $305, select.
Reykjavik.$311 per passenger.Departing Tue, 19 May, returning Sun, 24 May.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Tue, 19 May, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Sun, 24 May, arriving in Belfast International.Price includes taxes and charges.From $311, select.
Reykjavik.$330 per passenger.Departing Mon, 27 Apr, returning Sun, 3 May.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Mon, 27 Apr, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Sun, 3 May, arriving in Belfast International.Price includes taxes and charges.From $330, select.
Reykjavik.$342 per passenger.Departing Fri, 4 Dec, returning Mon, 7 Dec.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Fri, 4 Dec, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Mon, 7 Dec, arriving in Belfast International.Price includes taxes and charges.From $342, select.
Reykjavik.$425 per passenger.Departing Wed, 1 Jul, returning Sat, 4 Jul.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Wed, 1 Jul, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Sat, 4 Jul, arriving in Belfast International.Price includes taxes and charges.From $425, select.
Reykjavik.$427 per passenger.Departing Fri, 18 Sep, returning Sun, 20 Sep.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Fri, 18 Sep, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Sun, 20 Sep, arriving in Belfast International.Price includes taxes and charges.From $427, select.
Reykjavik.$474 per passenger.Departing Thu, 1 Oct, returning Thu, 8 Oct.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Thu, 1 Oct, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Thu, 8 Oct, arriving in Belfast International.Price includes taxes and charges.From $474, select.
Reykjavik.$519 per passenger.Departing Mon, 23 Mar, returning Thu, 26 Mar.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Mon, 23 Mar, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Thu, 26 Mar, arriving in Belfast International.Price includes taxes and charges.From $519, select.
Reykjavik.$554 per passenger.Departing Sat, 20 Jun, returning Sat, 27 Jun.Return flight with Ryanair and easyJet.Outbound indirect flight with Ryanair, departs from Belfast International on Sat, 20 Jun, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Sat, 27 Jun, arriving in Belfast International.Price includes taxes and charges.From $554, select.
Reykjavik.$621 per passenger.Departing Mon, 24 Aug, returning Sat, 29 Aug.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Mon, 24 Aug, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Sat, 29 Aug, arriving in Belfast International.Price includes taxes and charges.From $621, select.
Reykjavik.$874 per passenger.Departing Mon, 25 May, returning Mon, 1 Jun.Return flight with easyJet and Icelandair.Outbound indirect flight with easyJet, departs from Belfast International on Mon, 25 May, arriving in Reykjavik Keflavik.Inbound indirect flight with Icelandair, departs from Reykjavik Keflavik on Mon, 1 Jun, arriving in Belfast International.Price includes taxes and charges.From $874, select.
Reykjavik.$987 per passenger.Departing Sat, 28 Mar, returning Sat, 4 Apr.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Sat, 28 Mar, arriving in Reykjavik Keflavik.Inbound indirect flight with easyJet, departs from Reykjavik Keflavik on Sat, 4 Apr, arriving in Belfast International.Price includes taxes and charges.From $987, select.

Find the cheapest month to fly from Belfast International to Reykjavik Keflavik

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Belfast International to Reykjavik Keflavik flights are currently cheapest in April.
Mar
from $519
Apr
from $172
May
from $311
Jun
from $554
Jul
from $425
Aug
from $621
Sep
from $427
Oct
from $474
Nov
Find prices
Dec
from $342
Jan
from $305
Feb
Find prices

Direct flights from Belfast International to Reykjavik Keflavik

Belfast International to Reykjavik Keflavik: Alternative routes

Compare routes from Belfast International to Reykjavik below. You may find an airport to fly into that's cheaper, faster, or easier than Reykjavik Keflavik.

Reykjavik Domestic

1km from central Reykjavik
Closest
Search flights

Reykjavik Keflavik

37km from central Reykjavik
Cheapest
from $172
Search flights

Belfast to Reykjavik: Flight information

The things to know before you go.
Cheapest flight found$172
Cheapest month to flyApril
Average flight time2 hrs, 45 mins
Most popular airlineJet2
Average flights per week1

Finding cheap flights from Belfast International to Reykjavik Keflavik: Frequently asked questions

The best price we found for a return flight from Belfast International to Reykjavik Keflavik is $172. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 45 minutes is the average flight time from Belfast International to Reykjavik Keflavik.
Jet2 flies direct from Belfast International to Reykjavik Keflavik.
As of March 2026, there is one flight per week flying from Belfast International to Reykjavik Keflavik.
The cheapest month to fly from Belfast International to Reykjavik Keflavik is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Belfast International Airport to Reykjavik Keflavik Airport on Wednesday, 22 April 2026.
Yes – the average flight time is 2 hours and 45 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Reykjavik Keflavik but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Reykjavik is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Jet2 offers the cheapest flight tickets to Reykjavik Keflavik.

Travelling from Belfast International Airport (BFS) to Keflavik International Airport (KEF): what you need to know

  • The average length of a direct flight from Belfast International Airport to Keflavik International Airport is 2 hours 45 minutes.

  • Reykjavik's timezone is UTC+0, which is the same as Belfast.

  • To ensure you get on your BFS to KEF flight, leave enough time for things like check-in and baggage drop. Arriving two hours ahead of international departures and one hour before domestic flights is the general rule.

  • Travelling during a peak time such as August? Public holidays and other popular periods can mean longer lines at check-in and security. Be extra cautious and get there up to four hours ahead of an international flight and two hours before a domestic departure.

  • Jet2 is your ticket to exploring Reykjavik (and perhaps some other great corners of Iceland!). Browse the direct flights from Belfast International Airport to Keflavik International Airport offered by this popular carrier.

  • The majority of travellers choose to fly with Jet2 on this route.

  • If you'd like to break up your flight, simply deselect 'Direct flights only' when searching for your ticket from Belfast International Airport to Keflavik International Airport. These are the top stopovers between BFS and KEF:

    • Liverpool John Lennon Airport

    • Newcastle International Airport

    • Birmingham International Airport

How to find the cheapest flights from Belfast International Airport (BFS) to Keflavik International Airport (KEF)

  • Right now, $117 is the lowest price we've seen for a one-way Belfast International Airport to Keflavik International Airport flight. The best price for a return plane ticket is $172. Bear in mind that fares can change due to demand at the time of booking.

  • To secure cheap tickets from BFS to KEF, reserve your trip seven months before your departure.

  • Plan your trip for June. That's the cheapest month for flights from Belfast International Airport to Keflavik International Airport. If your travel dates are flexible, try out the 'Whole month' tool to find the cheapest price across each month.

  • You don't need to check back in every day to see if fares have dropped when you set up a Price Alert. We'll let you know the moment the price changes on cheap flights from BFS to KEF.

  • Find the perfect flight for you with the help of the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Belfast International Airport to Keflavik International Airport, use the 'Sort by' function. You can also filter by arrival and departure times, airline, and journey duration.

Handy information about Belfast International Airport (BFS)

  • 67.55% of flights that leave from Belfast International Airport reach their destination on time.

  • Belfast International Airport is about 32 kilometres from central Belfast. If you're driving, catching a cab or ride-sharing from the centre, it'll take 30 minutes or so to get there, depending on the traffic.

  • Expect a trip time of around 2 hours when using public transport.

  • Get your break off to a hassle-free start by staying near BFS. Whether you're catching an early flight from Belfast International Airport to Keflavik International Airport or just don't want to be rushed, these stays are ideal:

Arriving at Keflavik International Airport (KEF)

Getting from Keflavik International Airport (KEF) to central Reykjavik

  • From Keflavik International Airport, Reykjavik is approximately 48 kilometres away. It takes around 50 minutes to reach the centre driving.

  • Travelling on public transport typically takes 1 hour 15 minutes.

When to fly to Keflavik International Airport (KEF)

  • It's time to plan your trip dates for your flight from Belfast International Airport to Keflavik International Airport. July is the busiest month to visit Reykjavik. If you're after a more relaxed vibe, go in January.

  • Lock in your flight from Belfast International Airport to Keflavik International Airport for July if you'd like to go to Reykjavik during its warmest month. You can expect temperatures of between 8ºC (46ºF) and 15ºC (59ºF).

  • December has average temperatures of between -6ºC (21ºF) and 4ºC (39ºF). Search for cheap tickets from BFS to KEF sometime then if you want to travel when it's cooler.

Explore more of Iceland

  • You've visited Reykjavik, now it's time to explore more of Iceland. Travel about 5 kilometres south to Kópavogur to check off its leading sights. From Yndisgarðurinn to Fífu parkið and Elliðavatns-stífla, your itinerary will be busy.

  • If there's time to check out another major stop in Iceland, head for Hafnarfjörður, roughly 10 kilometres south of Reykjavik. Höfðaskógur forest, Dog relief area in Hafnarfjordur and Víðistaðatún are the start of reasons to visit.

Plan the rest of your trip from Belfast to Reykjavik

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.