$55 Cheap flights from Keflavik Intl. to Heathrow (KEF to LHR)

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Find The Best Dates To Fly from Keflavik Intl. to Heathrow

Amazing KEF to LHR Flight Deals

The cheapest flights to Heathrow found within the past 7 days were $168 round trip and $55 one way. Prices and availability subject to change. Additional terms may apply.

Fri, Aug 23 - Thu, Aug 29
KEF
Reykjavik
LHR
London
$168 Roundtrip, found 13 hours ago
$168
Roundtrip
found 13 hours ago
Select British Airways flight, departing Fri, Aug 23 from Reykjavik to London, returning Thu, Aug 29, priced at $168 found 13 hours ago
Fri, Nov 15 - Sun, Nov 24
KEF
Reykjavik
LHR
London
$176 Roundtrip, found 2 days ago
$176
Roundtrip
found 2 days ago
Select British Airways flight, departing Fri, Nov 15 from Reykjavik to London, returning Sun, Nov 24, priced at $176 found 2 days ago
Tue, Jan 14 - Thu, Jan 16
KEF
Reykjavik
LHR
London
$180 Roundtrip, found 5 days ago
$180
Roundtrip
found 5 days ago
Select British Airways flight, departing Tue, Jan 14 from Reykjavik to London, returning Thu, Jan 16, priced at $180 found 5 days ago
Fri, Jul 19 - Sun, Jul 21
KEF
Reykjavik
LHR
London
$187 Roundtrip, found 4 hours ago
$187
Roundtrip
found 4 hours ago
Select British Airways flight, departing Fri, Jul 19 from Reykjavik to London, returning Sun, Jul 21, priced at $187 found 4 hours ago
Thu, Feb 27 - Sat, Mar 8
KEF
Reykjavik
LHR
London
$191 Roundtrip, found 23 hours ago
$191
Roundtrip
found 23 hours ago
Select British Airways flight, departing Thu, Feb 27 from Reykjavik to London, returning Sat, Mar 8, priced at $191 found 23 hours ago
Thu, Nov 28 - Mon, Dec 2
KEF
Reykjavik
LHR
London
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select British Airways flight, departing Thu, Nov 28 from Reykjavik to London, returning Mon, Dec 2, priced at $199 found 1 day ago
Fri, Nov 15 - Sun, Nov 24
KEF
Reykjavik
LHR
London
$203 Roundtrip, found 2 days ago
$203
Roundtrip
found 2 days ago
Select British Airways flight, departing Fri, Nov 15 from Reykjavik to London, returning Sun, Nov 24, priced at $203 found 2 days ago
Fri, Aug 23 - Thu, Aug 29
KEF
Reykjavik
LHR
London
$207 Roundtrip, found 13 hours ago
$207
Roundtrip
found 13 hours ago
Select British Airways flight, departing Fri, Aug 23 from Reykjavik to London, returning Thu, Aug 29, priced at $207 found 13 hours ago
Fri, Jul 19 - Tue, Jul 23
KEF
Reykjavik
LHR
London
$210 Roundtrip, found 1 day ago
$210
Roundtrip
found 1 day ago
Select British Airways flight, departing Fri, Jul 19 from Reykjavik to London, returning Tue, Jul 23, priced at $210 found 1 day ago
Fri, Jul 19 - Sun, Aug 11
KEF
Reykjavik
LHR
London
$211 Roundtrip, found 6 hours ago
$211
Roundtrip
found 6 hours ago
Select British Airways flight, departing Fri, Jul 19 from Reykjavik to London, returning Sun, Aug 11, priced at $211 found 6 hours ago

Frequently asked questions

Can I catch a flight from Reykjavík--Keflavík Airport to Heathrow Airport right now?
It’s prudent to learn about any quarantine requirements and travel advice reports in place in your destination city. Make sure you go to our Covid-19 Travel Advisor for up-to-date information on booking a flight to LHR.
Are there direct flights from KEF to London Heathrow?
Icelandair and British Airways are a couple of the airlines that have nonstop flights from Keflavik Intl. Airport (KEF) to Heathrow Airport (LHR). If you need to get to where you’re headed without a layover, these are the airlines for you.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to LHR, please visit our Customer Service Portal.
How long is the flight from Reykjavík--Keflavík Airport to LHR?
Taking approximately 9 hours and 24 minutes in total, flying from Reykjanesbær to London is no walk in the park. On such a long journey, it’s a smart idea to go for a wander to stretch your legs often.
What is the flight distance from Keflavik Intl. Airport (KEF) to Heathrow Airport?
There’s a flight distance of 1,200 mi between KEF and London Heathrow. This is classified as a medium-haul flight. There’ll be lots of time to make the most of the in-flight entertainment and fit in a snooze if you want to feel fresh on landing.
What airlines fly from Reykjavík--Keflavík Airport to Heathrow Airport (LHR)?
You can choose from a number of airlines that fly direct between Reykjanesbær and London. Icelandair (FI) is one of the most well-known. This air carrier operates roughly 47 flights every month. If you want more choice, have a look at the fares on offer from British Airways (BA). This airline has 13 flights every month. Between the two, there’s no doubt you’ll find the flight that’s perfect for you.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with British Airways, Virgin Atlantic or SAS you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Keflavik Intl.
Traveling To
Heathrow
Shortest Flight Time
5 hours 5 mins
Earliest Departure Time
7:40AM BST
Latest Departure Time
4:10PM BST
Lowest Flight Price
$168

Route Info

Flight path for flights from Keflavik International Airport to London Heathrow Airport.


Origin:
KEF - Keflavik International Airport
Destination:
LHR - London Heathrow Airport
Distance:
1,234.00 miles

Airline carriers and aircraft used on flights from KEF to LHR


Airline Carrier
Aircraft
Icelandair
Boeing 737 all pax models

Discover our best flights from Reykjavik KEF to London LHR. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Reykjavik KEF to London LHR at the right price  

Airfares to London LHR from Reykjavik KEF currently cost between $168 and $211. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Reykjavik KEF to London LHR 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Reykjavik KEF to London LHR on Travelocity starting at $55. Prices and availability subject to change. Additional terms may apply. 

 

Get to London LHR from Reykjavik KEF quicker with direct flights. 

Get to London faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to LHR from KEF to take around 5 hour(s) 5 min(s).  

 

Find our cheapest airfares for flights from Reykjavik KEF to London LHR

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to LHR from KEF. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Reykjavik KEF to London LHR today 

If you’re flexible about when you travel, August is usually the cheapest month to fly from Reykjavik KEF to London LHR. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to London LHR from Reykjavik KEF 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to LHR from KEF have this option.  

 

Travel with confidence when you book flights to London LHR from Reykjavik KEF with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.