Flight Routes from London Heathrow to Reykjavik Keflavik

Compare cheap outbound and return flights from London Heathrow (LHR) to Reykjavik-Keflavik (KEF) and find the best offer from numerous airlines and travel agencies.

Trip type
Cheapest roundtrip flight
from€182
Fastest flight
non-stop flights
29x / week
Flight distance
1,897 km
Time difference

Flight schedule from London Heathrow (LHR) to Reykjavik-Keflavik (KEF)

Select a travel date in the flight schedule for the route from London Heathrow (LHR) to Reykjavik-Keflavik (KEF) and compare affordable flight deals.

offers
Active filtersnone
Matching outbound flightsLHR–KEF · 8 of 8
fromto
dep.arr.
durationstopovers
  1. 28 Sept – 4 Oct 2026
  2. 5 – 11 October 2026
  3. 12 – 18 October 2026
    1. LHRKEF
      non-stop
      1. British Airways
    2. LHRKEF
      non-stop
      1. British Airways
    3. LHRKEF
      non-stop
      1. British Airways
    4. LHRKEF
      non-stop
      1. British Airways
    5. LHRKEF
      non-stop
      1. British Airways
    6. LHRKEF
      non-stop
      1. British Airways
    7. LHRKEF
      non-stop
      1. Icelandair
    8. LHRKEF
      non-stop
      1. Icelandair

      Tips and tricks to help you find cheap flights from London Heathrow to Reykjavik Keflavik

      Favourite airline: British Airways
      Most travellers looking for flights on the route from London Heathrow to Reykjavik-Keflavik decide to book with British Airways.
      British Airways
      51 %
      Icelandair
      27 %
      SAS
      12 %
      Cheapest weekday: Saturday
      On this route, flights are cheapest on Saturday when a ticket costs £157.00 on average.
      Direct flights are cheaper
      Flights with a stopover are on average £94.00 more expensive than direct flights.
      non stop flight
      1 stop
      2 stops
      03h 05min
      28h 20min
      17h 35min
      £ 157
      £ 251
      £ 589
      The favourite connection is non-stop
      Direct flights are especially popular on this route. 85 % of travellers will book a non-stop flight.
      Route
      bookings
      Direct flights
      03h 05min, from £ 157
      85 %
      1 stopover Copenhagen
      14h 15min, from £ 317
      7 %
      1 stopover Oslo-Gardermoen
      28h 20min, from £ 251
      5 %

      Important flight information

      Discover more flights around London Heathrow and Reykjavik-Keflavik

      Departure airport Airport London Heathrow (LHR)
      Arrival airport Airport Reykjavik-Keflavik International (KEF)
      Destination country Flights to Iceland
      City-Code - Arrival airport London - Reykjavik-Keflavik International
      Departure airport - Destination country London Heathrow - Iceland
      Departure airport - City-Code London Heathrow - Reykjavik-Metropolitan Area
      Alternative flights to Reykjavik-Keflavik
      Popular destinations for onward travel
      Flight destinations with a similar price