Cheap flights from Reykjavik Keflavik Intl Airport to Belfast Intl Airport from £66
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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — BFS
16 Jul — 23 Jul1
Return
1 adult
Economy
Cheap flight deals from Keflavik Intl to Belfast Intl
Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Belfast Intl (BFS). 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 11 July 2025.
Find flight deals from Keflavik Intl to Belfast Intl
Cheapest flights from Keflavik Intl to Belfast IntlExplore the most affordable flight options available from Keflavik Intl to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Explore the most affordable flight options available from Keflavik Intl to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Sun 24/808:55KEF - BFS
1 stop13h 35mMultiple Airlines
Sun 31/807:00BFS - KEF
1 stop7h 45mMultiple Airlines
Deal found 10/7£217
Cheapflights Fare Finder
Customise your flight search to find flights from Keflavik Intl to Belfast Intl 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 11 July 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
Keflavik Intl
Fly to
Belfast Intl
Route
Depart
Return
Price
ReykjavikBelfast
KEF - BFS
KEFBFS
Reykjavik Keflavik Intl
Sun 24/8
08:55-23:30
1 stop13h 35m
Belfast Intl
Sun 31/8
07:00-13:45
1 stop7h 45m
£217
ReykjavikBelfast
KEF - BFS
KEFBFS
Reykjavik Keflavik Intl
Fri 3/10
12:25-23:25
1 stop10h 00m
£66
ReykjavikBelfast
KEF - BFS
KEFBFS
Reykjavik Keflavik Intl
Sat 23/8
08:30-11:00
1 stop25h 30m
£114
Best time to book a flight from Keflavik Intl to Belfast Intl
Have a flexible travel schedule? Discover the best time to fly to Belfast Intl 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.
Reviews of airlines servicing Belfast Intl
Get insights into the airlines that provide service to Belfast Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast Intl. Reviews last updated 11 July 2025.
See what other customers who have flown with easyJet from Reykjavik Keflavik Intl Airport to Belfast Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
7.6
Food
5.9
Comfort
6.7
Boarding
6.7
Entertainment
5.5
Overall
6.9
Reviews
1 / 20
6.0
GoodKathleen P,Jun 2025
LGW - GLA
Crew
7.6
Food
5.9
Comfort
6.7
Boarding
6.7
Entertainment
5.5
Overall
6.9
Reviews
1 / 20
6.0
GoodKathleen P,Jun 2025
LGW - GLA
Related info for your journey
Find useful and relevant information for your journey from Keflavik Intl to Belfast Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Reykjavik Keflavik Intl Airport?
Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locationsArmagh
Newry
Ballymena
Cookstown
Dungannon
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Other flights to Belfast Intl
Explore flights to Belfast Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 11 July 2025.
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How does Cheapflights help users find flights from Keflavik Intl to Belfast Intl?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Belfast Intl from Keflavik Intl today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Keflavik Intl to Belfast Intl?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Keflavik Intl to Belfast Intl for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Keflavik Intl to Belfast Intl with no change fees?
Yes! Cheapflights helps users easily find flights from Keflavik Intl to Belfast Intl with no change fees.
Can Cheapflights notify me if prices for flights from Keflavik Intl to Belfast Intl become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Belfast Intl from Keflavik Intl today and book when prices fit your budget.