S$133 Cheap Flights from Reykjavik to London

View S$133 flight on Wed, 29 Apr, 2026Opens in a new window

Popular airlines from Reykjavik–Keflavik Intl. Airport (KEF) to Heathrow Airport (LHR)

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Cheap Flights from Reykjavik to London (KEF-LHR)

Prices were available within the past 7 days and start at S$133 for one-way flights and S$353 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Fri, 1 May - Fri, 8 May
KEF
Reykjavik
LHR
London
S$353 Return, found 3 days ago
S$353
Return
found 3 days ago
Select British Airways flight, departing Fri, 1 May from Reykjavik to London, returning Fri, 8 May, priced at S$353 found 3 days ago
British Airways
Fri, 23 Jan - Sat, 24 Jan
KEF
Reykjavik
LHR
London
S$366 Return, found 17 hours ago
S$366
Return
found 17 hours ago
Select British Airways flight, departing Fri, 23 Jan from Reykjavik to London, returning Sat, 24 Jan, priced at S$366 found 17 hours ago
Scandinavian Airlines
Thu, 5 Mar - Mon, 9 Mar
KEF
Reykjavik
LHR
London
S$368 Return, found 5 days ago
S$368
Return
found 5 days ago
Select Scandinavian Airlines flight, departing Thu, 5 Mar from Reykjavik to London, returning Mon, 9 Mar, priced at S$368 found 5 days ago
KLM
Thu, 5 Mar - Mon, 9 Mar
KEF
Reykjavik
LHR
London
S$378 Return, found 5 days ago
S$378
Return
found 5 days ago
Select KLM flight, departing Thu, 5 Mar from Reykjavik to London, returning Mon, 9 Mar, priced at S$378 found 5 days ago
British Airways
Fri, 23 Jan - Sat, 24 Jan
KEF
Reykjavik
LHR
London
S$380 Return, found 17 hours ago
S$380
Return
found 17 hours ago
Select British Airways flight, departing Fri, 23 Jan from Reykjavik to London, returning Sat, 24 Jan, priced at S$380 found 17 hours ago
Scandinavian Airlines
Fri, 1 May - Fri, 8 May
KEF
Reykjavik
LHR
London
S$388 Return, found 3 days ago
S$388
Return
found 3 days ago
Select Scandinavian Airlines flight, departing Fri, 1 May from Reykjavik to London, returning Fri, 8 May, priced at S$388 found 3 days ago
Scandinavian Airlines
Fri, 1 May - Fri, 8 May
KEF
Reykjavik
LHR
London
S$408 Return, found 3 days ago
S$408
Return
found 3 days ago
Select Scandinavian Airlines flight, departing Fri, 1 May from Reykjavik to London, returning Fri, 8 May, priced at S$408 found 3 days ago
KLM
Mon, 25 May - Sun, 7 Jun
KEF
Reykjavik
LHR
London
S$428 Return, found 3 days ago
S$428
Return
found 3 days ago
Select KLM flight, departing Mon, 25 May from Reykjavik to London, returning Sun, 7 Jun, priced at S$428 found 3 days ago
Austrian Airlines
Fri, 21 Aug - Mon, 24 Aug
KEF
Reykjavik
LHR
London
S$484 Return, found 22 hours ago
S$484
Return
found 22 hours ago
Select Austrian Airlines flight, departing Fri, 21 Aug from Reykjavik to London, returning Mon, 24 Aug, priced at S$484 found 22 hours ago
Lufthansa
Fri, 23 Jan - Sat, 24 Jan
KEF
Reykjavik
LHR
London
S$549 Return, found 17 hours ago
S$549
Return
found 17 hours ago
Select Lufthansa flight, departing Fri, 23 Jan from Reykjavik to London, returning Sat, 24 Jan, priced at S$549 found 17 hours ago

Find the cheapest month to fly from Reykjavik (KEF) to London (LHR)

November is typically the cheapest month to fly

From S$215 - S$574 per traveller.
Reykjavik to London route information
Origin airport
Keflavik Intl.
Destination airport
Heathrow
Airlines serving
Austrian Airlines, British Airways, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines
Return price
S$353
Distance
1885 km
Average flight time
3 hours 8 mins

Perfect flights from Reykjavik to London

Your Journey from Reykjavik to London

Start your unforgettable journey with Expedia. Our broad selection of flights from Reykjavik to London caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Scandinavian Airlines, British Airways, KLM, Austrian Airlines, LOT-Polish Airlines, Lufthansa. Our selection of flights from Keflavik Intl. to Heathrow caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Reykjavik to London Flights

Experience the joy of finding cheap flights from Keflavik Intl. to Heathrow that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$133 and roundtrip prices from S$353*.
 

Pre-Flight Essentials

Ensure a smooth journey from Reykjavik to London with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant London

Picture yourself stepping off the plane in London and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Reykjavik to London Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Reykjavik to London.
 

Beyond the Flight – Exploring London

With Expedia, your adventure extends beyond the flight. Explore London at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Reykjavik to London with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Reykjavik to London with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Keflavik Intl. Airport (KEF) to Heathrow Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey from KEF to London Heathrow was S$353. Fares this good don't last forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Reykjavík–Keflavík Airport to LHR?
Most flights can be cancelled online, but whether or not you incur a fee differs between airlines. If you do have to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Keflavik Intl. Airport (KEF) to Heathrow Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Reykjavík–Keflavík Airport to Heathrow Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from KEF to LHR?
It's around 1,900 kilometres from Reykjavík–Keflavík Airport to LHR, so you'll be flying for a while. Keep yourself occupied by packing things like playing cards (if you're travelling with friends) or a thrilling novel.
Which airlines fly direct from Reykjavík–Keflavík Airport to LHR?
Icelandair (FI) is one of the preferred choices for many travellers flying between Keflavik Intl. Airport (KEF) and Heathrow Airport (LHR). Take your pick of the 60 flights it offers on this route each month. After some more options? Check out the airfares with British Airways (BA). This carrier offers 30 fights monthly between these destinations.
Are Reykjavík–Keflavík Airport to LHR flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so not always. While last-minute flight deals between KEF and Heathrow Airport (LHR) are possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some airlines advertise their prices up to a year before the departure date. Expedia is continuously updating the best bargains around, so keep checking back and be ready to grab your seat when the price is right.

Explore a world of travel with Expedia

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