₩192,500 Cheap Flights from London (LHR) to Reykjavik (KEF)

View ₩192,500 flight on Tue, Jan 20, 2026Opens in a new window

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

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Cheap Flights from London to Reykjavik (LHR-KEF)

Prices were available within the past 7 days and start at ₩192,500 for one-way flights and ₩338,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Jan 20 - Mon, Jan 26
LHR
London
KEF
Reykjavik
₩338,400 Roundtrip, found 3 days ago
₩338,400
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Jan 20 from London to Reykjavik, returning Mon, Jan 26, priced at ₩338,400 found 3 days ago
British Airways
Mon, Jan 19 - Fri, Jan 23
LHR
London
KEF
Reykjavik
₩339,000 Roundtrip, found 2 hours ago
₩339,000
Roundtrip
found 2 hours ago
Select British Airways flight, departing Mon, Jan 19 from London to Reykjavik, returning Fri, Jan 23, priced at ₩339,000 found 2 hours ago
British Airways
Mon, Jan 19 - Mon, Jan 26
LHR
London
KEF
Reykjavik
₩339,500 Roundtrip, found 3 days ago
₩339,500
Roundtrip
found 3 days ago
Select British Airways flight, departing Mon, Jan 19 from London to Reykjavik, returning Mon, Jan 26, priced at ₩339,500 found 3 days ago
British Airways
Mon, Jan 12 - Mon, Jan 19
LHR
London
KEF
Reykjavik
₩391,900 Roundtrip, found 2 hours ago
₩391,900
Roundtrip
found 2 hours ago
Select British Airways flight, departing Mon, Jan 12 from London to Reykjavik, returning Mon, Jan 19, priced at ₩391,900 found 2 hours ago
British Airways
Tue, Jan 20 - Mon, Jan 26
LHR
London
KEF
Reykjavik
₩405,800 Roundtrip, found 3 days ago
₩405,800
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Jan 20 from London to Reykjavik, returning Mon, Jan 26, priced at ₩405,800 found 3 days ago
British Airways
Mon, Jan 12 - Sun, Jan 18
LHR
London
KEF
Reykjavik
₩406,900 Roundtrip, found 1 hour ago
₩406,900
Roundtrip
found 1 hour ago
Select British Airways flight, departing Mon, Jan 12 from London to Reykjavik, returning Sun, Jan 18, priced at ₩406,900 found 1 hour ago
KLM
Sat, Jan 10 - Sat, Jan 17
LHR
London
KEF
Reykjavik
₩420,200 Roundtrip, found 3 days ago
₩420,200
Roundtrip
found 3 days ago
Select KLM flight, departing Sat, Jan 10 from London to Reykjavik, returning Sat, Jan 17, priced at ₩420,200 found 3 days ago
Austrian Airlines
Tue, Oct 14 - Sat, Oct 18
LHR
London
KEF
Reykjavik
₩552,900 Roundtrip, found 4 days ago
₩552,900
Roundtrip
found 4 days ago
Select Austrian Airlines flight, departing Tue, Oct 14 from London to Reykjavik, returning Sat, Oct 18, priced at ₩552,900 found 4 days ago
Swiss International Air Lines
Sat, Jan 10 - Sat, Jan 17
LHR
London
KEF
Reykjavik
₩553,600 Roundtrip, found 3 days ago
₩553,600
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Sat, Jan 10 from London to Reykjavik, returning Sat, Jan 17, priced at ₩553,600 found 3 days ago
Lufthansa
Sat, Jan 10 - Sat, Jan 17
LHR
London
KEF
Reykjavik
₩598,500 Roundtrip, found 3 days ago
₩598,500
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Jan 10 from London to Reykjavik, returning Sat, Jan 17, priced at ₩598,500 found 3 days ago

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

January is typically the cheapest month to fly

From ₩182,667 - ₩362,840 per traveler.

Frequently asked questions

How much is a flight from Heathrow Airport to Keflavik Intl. Airport (KEF)?
Round-trip flights from Heathrow Airport to KEF start from ₩338,400. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London Heathrow to Reykjavík–Keflavík Airport?
Each air carrier has its own set of terms and conditions. If you decide to cancel your trip, visit our Customer Service Portal.
How do I find cheap flights from London Heathrow to Keflavik Intl. Airport (KEF) 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 London Heathrow to Reykjavík–Keflavík Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport to Reykjavík–Keflavík Airport?
You'll be in the air for a while, as the flight distance between Hounslow and Reykjanesbær is 1,900 kilometers. Put together a playlist of your favorite tunes before you leave home to keep yourself entertained during your journey.
Which airlines fly direct from Heathrow Airport to KEF?
A leading airline that services the route from LHR to Keflavik Intl. Airport (KEF) is Icelandair (FI). It offers 60 flights every month. British Airways (BA) is also worth considering. It offers 30 flights every month. Between these two airlines, you'll be able to find a good deal from Hounslow to Reykjanesbær.
Are London Heathrow to KEF flight tickets cheaper when they're purchased at the last minute?
It is possible to score great last-minute deals from LHR to Reykjavík–Keflavík Airport, but it's also possible to miss out altogether! As many airlines release seats up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals often, so you can be certain you're always seeing the latest offers.

Travel information

Travel information

Origin airport
Heathrow
Destination airport
Keflavik Intl.
Airlines serving
British Airways, KLM, Lufthansa, Swiss International Air Lines, WestJet
Roundtrip price
₩338,400
Distance
1885 km
Average flight time
2 hours 8 mins

Book with confidence

Book with confidence

London to Suðurnesjabær Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from London to Suðurnesjabær will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Suðurnesjabær.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with LHR to KEF flights that won’t make your bank account wince. Ready to temporarily leave behind London for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to KEF with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

London to Suðurnesjabær Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

London nearby Airports

London

Gatwick to Reykjavik
₩160,441
*Available to Expedia members.