$186 Cheap Flights from Belfast (BFS) to Reykjavik (KEF)

View $186 flight on Fri, Jan 16, 2026Opens in a new window

Popular airlines from Belfast International Airport (BFS) to Reykjavik–Keflavik Intl. Airport (KEF)

Cheap Flights from Belfast to Reykjavik (BFS-KEF)

Prices were available within the past 7 days and start at $186 for one-way flights and $332 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, Nov 6 - Thu, Nov 13
BHD
Belfast
KEF
Reykjavik
$332 Roundtrip, found 1 day ago
$332
Roundtrip
found 1 day ago
Select British Airways flight, departing Thu, Nov 6 from Belfast to Reykjavik, returning Thu, Nov 13, priced at $332 found 1 day ago
British Airways
Thu, Nov 6 - Thu, Nov 13
BHD
Belfast
KEF
Reykjavik
$336 Roundtrip, found 1 day ago
$336
Roundtrip
found 1 day ago
Select British Airways flight, departing Thu, Nov 6 from Belfast to Reykjavik, returning Thu, Nov 13, priced at $336 found 1 day ago
KLM
Wed, Aug 13 - Sat, Aug 16
BHD
Belfast
KEF
Reykjavik
$517 Roundtrip, found 8 hours ago
$517
Roundtrip
found 8 hours ago
Select KLM flight, departing Wed, Aug 13 from Belfast to Reykjavik, returning Sat, Aug 16, priced at $517 found 8 hours ago
KLM
Wed, Sep 10 - Sun, Sep 14
BHD
Belfast
KEF
Reykjavik
$533 Roundtrip, found 20 hours ago
$533
Roundtrip
found 20 hours ago
Select KLM flight, departing Wed, Sep 10 from Belfast to Reykjavik, returning Sun, Sep 14, priced at $533 found 20 hours ago
British Airways
Fri, Sep 5 - Sat, Sep 13
BHD
Belfast
KEF
Reykjavik
$571 Roundtrip, found 20 hours ago
$571
Roundtrip
found 20 hours ago
Select British Airways flight, departing Fri, Sep 5 from Belfast to Reykjavik, returning Sat, Sep 13, priced at $571 found 20 hours ago
KLM
Thu, Sep 11 - Sun, Sep 14
BHD
Belfast
KEF
Reykjavik
$572 Roundtrip, found 20 hours ago
$572
Roundtrip
found 20 hours ago
Select KLM flight, departing Thu, Sep 11 from Belfast to Reykjavik, returning Sun, Sep 14, priced at $572 found 20 hours ago
KLM
Wed, Aug 13 - Sat, Aug 16
BHD
Belfast
KEF
Reykjavik
$573 Roundtrip, found 8 hours ago
$573
Roundtrip
found 8 hours ago
Select KLM flight, departing Wed, Aug 13 from Belfast to Reykjavik, returning Sat, Aug 16, priced at $573 found 8 hours ago
British Airways
Fri, Sep 5 - Fri, Sep 12
BHD
Belfast
KEF
Reykjavik
$580 Roundtrip, found 20 hours ago
$580
Roundtrip
found 20 hours ago
Select British Airways flight, departing Fri, Sep 5 from Belfast to Reykjavik, returning Fri, Sep 12, priced at $580 found 20 hours ago
KLM
Wed, Sep 10 - Sat, Sep 13
BHD
Belfast
KEF
Reykjavik
$589 Roundtrip, found 20 hours ago
$589
Roundtrip
found 20 hours ago
Select KLM flight, departing Wed, Sep 10 from Belfast to Reykjavik, returning Sat, Sep 13, priced at $589 found 20 hours ago
British Airways
Fri, Sep 5 - Thu, Sep 11
BHD
Belfast
KEF
Reykjavik
$594 Roundtrip, found 20 hours ago
$594
Roundtrip
found 20 hours ago
Select British Airways flight, departing Fri, Sep 5 from Belfast to Reykjavik, returning Thu, Sep 11, priced at $594 found 20 hours ago
Flights from Belfast (BHD) to Reykjavik (KEF)
Origin airport
George Best Belfast City
Destination airport
Keflavik Intl.
Roundtrip price
$331
Distance
871 mi

Belfast to Reykjavik Flights

The cheapest times to fly from Belfast to Reykjavik

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Belfast to Reykjavik are during the month of November. You can find some of the cheapest flights from Belfast to Reykjavik with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Belfast to Reykjavik

Sunday is one of the best days to book for cheap flights from Belfast to Reykjavik: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Belfast to Reykjavik

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Belfast to Reykjavik in 2025. You can also book with separate airlines for your outbound and return journeys, from $186 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Belfast to Reykjavik flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Belfast to Reykjavik airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF) cost?
Discover the latest flight deals from BFS to KEF by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BFS to KEF?
The cheapest flights from BFS to KEF are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF)?
When heading out of Belfast Intl. Airport (BFS), you can board a nonstop flight to Keflavik Intl. Airport (KEF) with Jet2.
What is the cheapest airline that flies from BFS to KEF?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BFS to KEF. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF)?
On average, you can pick from 1 direct flights each week from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF). To expand your choices, consider taking a flight with a layover. Simply enter your dates on Expedia and then filter your search to include one or two stops.
What are the most popular departure times for flights from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF)?
Flights between BFS and KEF tend to be busiest at 7 AM. If you'd like a more relaxed experience and potentially cheaper tickets, choose a departure that's outside typical rush times.
What day of the week has the most flights from BFS to KEF?
Wednesday has the most flights from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF). Consider jetting off on this day and you'll have the best chance of finding a departure that fits your plans.
What is the earliest flight from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF)?
Hop on the earliest flight at around 7:30AM UTC+0, departing from Belfast Intl. Airport (BFS). You'll be traveling for around 2h 45m, reaching Keflavik Intl. Airport (KEF) at approximately 10:15AM UTC+0.
How long does it take to fly from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF)?
Flights from BFS to KEF have an average travel time of 2 hours and 45 minutes. The distance between the two is 860 mi.
What is the best time to fly from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF)?
To avoid potential delays on the Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF) route, fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Reykjavik from Belfast Intl. Airport (BFS)?
Browse your flight options from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF). This is the only Reykjavik airport you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF) last-minute?
Last-minute fares from BFS to KEF are usually more expensive. To lock in the cheapest rates, start looking for flights well in advance. That being said, if you can play around with your travel dates, it's possible to find a cheap fare right before your trip.
Is it cheaper to book a BFS to KEF flight and hotel package?
You'll typically save money by securing a BFS to KEF flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After selecting your preferred flights and accommodations, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Belfast Intl. Airport (BFS) to Keflavik Intl. Airport (KEF)?
In most cases, you're able to cancel or reschedule your BFS to KEF flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need more information, visit our Customer Service portal.

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*Available to One Key members.