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Keflavík International Airport to Heathrow Airport flight

Explore the cheapest one-way and round-trip flights from Keflavík International Airport to Heathrow Airport over the next 90 days, with one-way fares from DKK 778 and round-trip from DKK 1,133. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        KEF 16:20
        3h 10m
        Direct
        LHR 19:30
        Reykjavik - London | Fri, Nov 20 | Icelandair
        LGW 08:00
        3h 30m
        Direct
        KEF 11:30
        London - Reykjavik | Tue, Nov 24 | easyJet
        DKK 1,315 DKK 1,799
        27% off
        27% off
        DKK 1,799 DKK 1,315
      • KEF 16:20
        3h 10m
        Direct
        LHR 19:30
        Reykjavik - London | Wed, Nov 18 | Icelandair
        LGW 15:55
        3h 25m
        Direct
        KEF 19:20
        London - Reykjavik | Sun, Nov 22 | easyJet
        DKK 1,331 DKK 1,799
        26% off
        26% off
        DKK 1,799 DKK 1,331
      • KEF 12:25
        21h 10m
        1 stop
        LHR 09:35
        Reykjavik - London | Sun, Dec 6 | Scandinavian Airlines
        LTN 08:00
        3h 15m
        Direct
        KEF 11:15
        London - Reykjavik | Wed, Dec 9 | easyJet
        DKK 1,133 DKK 1,799
        37% off
        37% off
        DKK 1,799 DKK 1,133
      • KEF 11:55
        21h 40m
        1 stop
        LHR 09:35
        Reykjavik - London | Fri, Nov 13 | Scandinavian Airlines
        STN 08:05
        3h
        Direct
        KEF 11:05
        London - Reykjavik | Mon, Nov 16 | Jet2.com
        DKK 1,148
        36% off
        DKK 1,799 DKK 1,148
      • KEF 11:35
        21h 45m
        1 stop
        LHR 09:20
        Reykjavik - London | Fri, Dec 4 | Scandinavian Airlines
        LTN 13:00
        3h 15m
        Direct
        KEF 16:15
        London - Reykjavik | Wed, Dec 9 | easyJet
        DKK 1,175
        35% off
        DKK 1,799 DKK 1,175
      • KEF 11:55
        6h 55m
        1 stop
        LHR 18:50
        Reykjavik - London | Mon, Nov 2 | Scandinavian Airlines
        LTN 07:00
        3h 15m
        Direct
        KEF 10:15
        London - Reykjavik | Sat, Nov 7 | easyJet
        DKK 1,179
        34% off
        DKK 1,799 DKK 1,179
      • KEF 11:55
        6h 55m
        1 stop
        LHR 18:50
        Reykjavik - London | Tue, Nov 3 | Scandinavian Airlines
        LTN 06:00
        3h 15m
        Direct
        KEF 09:15
        London - Reykjavik | Thu, Nov 5 | easyJet
        DKK 1,188
        34% off
        DKK 1,799 DKK 1,188
      • KEF 14:45
        6h 5m
        1 stop
        LHR 20:50
        Reykjavik - London | Fri, Nov 27 | KLM
        LTN 06:00
        3h 15m
        Direct
        KEF 09:15
        London - Reykjavik | Sun, Nov 29 | easyJet
        DKK 1,231
        32% off
        DKK 1,799 DKK 1,231
      • KEF 11:35
        6h 55m
        1 stop
        LHR 18:30
        Reykjavik - London | Thu, Nov 5 | Scandinavian Airlines
        LTN 06:00
        3h 15m
        Direct
        KEF 09:15
        London - Reykjavik | Thu, Nov 12 | easyJet
        DKK 1,243
        31% off
        DKK 1,799 DKK 1,243
      • KEF 11:35
        10h 5m
        1 stop
        LHR 21:40
        Reykjavik - London | Wed, Nov 11 | Scandinavian Airlines
        LTN 15:35
        3h 10m
        Direct
        KEF 18:45
        London - Reykjavik | Mon, Nov 16 | easyJet
        DKK 1,248
        31% off
        DKK 1,799 DKK 1,248
      • KEF 11:35
        21h 45m
        1 stop
        LHR 09:20
        Reykjavik - London | Fri, Nov 27 | Scandinavian Airlines
        LTN 07:00
        3h 15m
        Direct
        KEF 10:15
        London - Reykjavik | Tue, Dec 1 | easyJet
        DKK 1,259
        30% off
        DKK 1,799 DKK 1,259
      • KEF 18:05
        15h 15m
        1 stop
        LHR 09:20
        Reykjavik - London | Fri, Dec 11 | Scandinavian Airlines
        LGW 07:40
        3h 30m
        Direct
        KEF 11:10
        London - Reykjavik | Mon, Dec 14 | easyJet
        DKK 1,264
        30% off
        DKK 1,799 DKK 1,264
      • KEF 18:05
        21h 55m
        1 stop
        LHR 16:00
        Reykjavik - London | Thu, Oct 29 | Scandinavian Airlines
        LTN 06:00
        3h 15m
        Direct
        KEF 09:15
        London - Reykjavik | Thu, Nov 5 | easyJet
        DKK 1,278
        28% off
        DKK 1,799 DKK 1,278
      • KEF 11:55
        6h 55m
        1 stop
        LHR 18:50
        Reykjavik - London | Fri, Oct 30 | Scandinavian Airlines
        LTN 15:35
        3h 10m
        Direct
        KEF 18:45
        London - Reykjavik | Mon, Nov 2 | easyJet
        DKK 1,314
        27% off
        DKK 1,799 DKK 1,314
      • REK 13:00
        17h 25m
        1 stop
        LON 14:00
        Reykjavik - London | Fri, Oct 16 | Normal Airline
        LON 15:00
        6h
        Direct
        REK 16:00
        London - Reykjavik | Sun, Oct 18 | Normal Airline
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      • Cheapest nonstop
        KEF 11:45
        3h 10m
        Direct
        LHR 14:55
        Reykjavik - London | Thu, Dec 10 | British Airways
        DKK 834 DKK 1,222
        32% off
        32% off
        DKK 1,222 DKK 834
      • KEF 11:30
        10h 5m
        1 stop
        LHR 21:35
        Reykjavik - London | Wed, Nov 18 | Scandinavian Airlines
        DKK 778 DKK 1,222
        36% off
        36% off
        DKK 1,222 DKK 778
      • KEF 11:55
        21h 40m
        1 stop
        LHR 09:35
        Reykjavik - London | Tue, Nov 24 | Scandinavian Airlines
        DKK 778 DKK 1,222
        36% off
        36% off
        DKK 1,222 DKK 778
      • KEF 17:05
        25h 45m
        1 stop
        LHR 18:50
        Reykjavik - London | Sat, Dec 5 | Scandinavian Airlines
        DKK 803
        34% off
        DKK 1,222 DKK 803
      • KEF 11:55
        21h 40m
        1 stop
        LHR 09:35
        Reykjavik - London | Mon, Nov 30 | Scandinavian Airlines
        DKK 806
        34% off
        DKK 1,222 DKK 806
      • KEF 11:30
        22h 5m
        1 stop
        LHR 09:35
        Reykjavik - London | Wed, Nov 4 | Scandinavian Airlines
        DKK 806
        34% off
        DKK 1,222 DKK 806
      • KEF 11:35
        22h
        1 stop
        LHR 09:35
        Reykjavik - London | Fri, Dec 4 | Scandinavian Airlines
        DKK 815
        33% off
        DKK 1,222 DKK 815
      • KEF 14:45
        16h 55m
        1 stop
        LHR 07:40
        Reykjavik - London | Sat, Dec 12 | KLM
        DKK 851
        30% off
        DKK 1,222 DKK 851
      • KEF 18:05
        20h 20m
        1 stop
        LHR 14:25
        Reykjavik - London | Mon, Dec 7 | Transavia France
        DKK 856
        30% off
        DKK 1,222 DKK 856
      • KEF 18:05
        21h 55m
        1 stop
        LHR 16:00
        Reykjavik - London | Fri, Nov 27 | Scandinavian Airlines
        DKK 883
        28% off
        DKK 1,222 DKK 883
      • KEF 11:55
        9h 40m
        1 stop
        LHR 21:35
        Reykjavik - London | Tue, Oct 27 | Scandinavian Airlines
        DKK 904
        26% off
        DKK 1,222 DKK 904
      • KEF 11:55
        28h 30m
        1 stop
        LHR 16:25
        Reykjavik - London | Mon, Oct 26 | Scandinavian Airlines
        DKK 904
        26% off
        DKK 1,222 DKK 904
      • REK 13:00
        17h 25m
        1 stop
        LON 14:00
        Reykjavik - London | Fri, Oct 16 | Normal Airline
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Flight prices from Keflavík International Airport to Heathrow Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

Trip.com Price Insights: Flights from Keflavík International Airport to Heathrow Airport

Which month has the cheapest one-way flights from Keflavík International Airport to Heathrow Airport?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from Keflavík International Airport to Heathrow Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from Keflavík International Airport to Heathrow Airport are usually in February, with an average price of DKK 1,698. August sees the highest fares, around DKK 2,887.

DKK 2,887
DKK 2,293
DKK 1,698
DKK 1,104
    Cheapest
  • DKK 2,580
    Oct
  • DKK 1,865
    Nov
  • DKK 1,800
    Dec
  • DKK 2,033
    Jan
  • DKK 1,698
    Feb
  • DKK 1,822
    Mar
  • DKK 1,836
    Apr
  • DKK 1,819
    May
  • DKK 2,185
    Jun
  • DKK 2,492
    Jul
  • DKK 2,887
    Aug
  • DKK 2,485
    Sep

Which day of the week has the cheapest flights from Keflavík International Airport to Heathrow Airport?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from Keflavík International Airport to Heathrow Airport.

Based on Trip.com data from the past 12 months, the cheapest day for flights from Keflavík International Airport to Heathrow Airport is Tuesday, with average prices lower than other days. Try to avoid departing on Monday, as fares are typically the highest.

DKK 2,316
DKK 2,101
DKK 1,885
DKK 1,670
  • DKK 2,316
    Mon
  • DKK 1,885
    Tue
  • DKK 1,935
    Wed
  • DKK 2,108
    Thu
  • DKK 2,090
    Fri
  • DKK 2,083
    Sat
  • DKK 2,213
    Sun

Which airline offers the cheapest flights from Keflavík International Airport to Heathrow Airport?

The cheapest airline flying from Keflavík International Airport to Heathrow Airport is Scandinavian Airlines (from DKK 778) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Scandinavian Airlines
From DKK 778
British Airways
From DKK 834
KLM
From DKK 851
Transavia France
From DKK 856
Icelandair
From DKK 1,046
Lufthansa
From DKK 1,304
Finnair
From DKK 1,841
Swiss Airlines
From DKK 1,992
Austrian Airlines
From DKK 2,732
Air China
From DKK 2,871

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What is the flight schedule from Keflavík International Airport to Heathrow Airport?

Check the schedule for flights from Reykjavik to London and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. FI454

    Keflavík International Airport

    16:10

    KEF

    3h 10m

    20:20

    LHR

    S M T W T F S
    Search

  2. BA801

    Keflavík International Airport

    11:35

    KEF

    3h 10m

    14:45

    LHR

    S M T W T F S
    Search

  3. SK4788

    Keflavík International Airport

    11:15

    KEF

    2h 40m

    Direct

    15:55

    OSL

    S M T W T - S
    Search

  4. SK803

    Oslo Airport

    08:00

    OSL

    2h 35m

    Direct

    09:35

    LHR

    S M T W T F S

  5. KL2746

    Keflavík International Airport

    08:50

    KEF

    3h 5m

    Direct

    13:55

    AMS

    S - T - T - -
    Search

  6. KL1001

    Amsterdam Airport Schiphol

    07:20

    AMS

    1h 20m

    Direct

    07:40

    LHR

    S M T W T F S

  7. SK4788

    Keflavík International Airport

    11:15

    KEF

    2h 40m

    Direct

    15:55

    OSL

    S M T W T - S
    Search

  8. SK805

    Oslo Airport

    13:15

    OSL

    2h 20m

    Direct

    14:35

    LHR

    S M T W T F S

  9. SK4788

    Keflavík International Airport

    11:15

    KEF

    2h 40m

    Direct

    15:55

    OSL

    S M T W T - S
    Search

  10. SK809

    Oslo Airport

    15:05

    OSL

    2h 20m

    Direct

    16:25

    LHR

    S M - W T F S

  11. SK2596

    Keflavík International Airport

    18:05

    KEF

    3h

    Direct

    22:05

    CPH

    S M T W T F S
    Search

  12. SK505

    Copenhagen Airport

    15:00

    CPH

    2h

    Direct

    16:00

    LHR

    S M T W T F S

  13. SK4788

    Keflavík International Airport

    11:15

    KEF

    2h 40m

    Direct

    15:55

    OSL

    S M T W T - S
    Search

  14. SK811

    Oslo Airport

    17:30

    OSL

    2h 20m

    Direct

    18:50

    LHR

    S M T W - F S

  15. SK2596

    Keflavík International Airport

    18:05

    KEF

    3h

    Direct

    22:05

    CPH

    S M T W T F S
    Search

  16. SK1501

    Copenhagen Airport

    20:40

    CPH

    2h

    Direct

    21:40

    LHR

    S M T W T - S

  17. SK596

    Keflavík International Airport

    11:35

    KEF

    3h 5m

    Direct

    15:40

    CPH

    S M T W T F S
    Search

  18. SK505

    Copenhagen Airport

    15:00

    CPH

    2h

    Direct

    16:00

    LHR

    S M T W T F S
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About Keflavík International Airport and Heathrow Airport

Learn about Keflavík International Airport (KEF) and Heathrow Airport (LHR) — including location, terminals, transportation, and travel tips.

Flight distance 1,899.12km
Cheapest one-way ticket price DKK 778
Cheapest return ticket price DKK 1,133

FAQs for Keflavík International Airport to Heathrow Airport Flights

  • How long is the flight from Keflavík International Airport to Heathrow Airport?

    Keflavík International Airport to Heathrow Airport takes about 2 hours 37 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from Keflavík International Airport (KEF) to Heathrow Airport (LHR).
  • The earliest flight from Keflavík International Airport to Heathrow Airport departs at 07:40, and the last departs at 16:10, with about 3 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Keflavík International Airport (KEF) to Heathrow Airport (LHR) is quite popular. Without considering departure times or holidays, tickets cost around DKK 3,248 in October, the most expensive month to book this route.
  • The earliest flight departs from Keflavík International Airport (KEF) at 07:35 and arrives in Heathrow Airport (LHR) at 10:50.
  • The latest flight departs from Keflavík International Airport (KEF) at 18:10 and arrives in Heathrow Airport (LHR) at 21:10.
    • The distance from London Gatwick Airport to downtown is about 39km, by taxi about 50 minutes.
    • The distance from Heathrow Airport to downtown is about 23km, by taxi about 40 minutes.
    • The distance from London Luton Airport to downtown is about 44km, by taxi about 1 hour.
  • British Airways is a very popular airline operating an average of 2887 flights per month.
  • One-way flights from Keflavík International Airport to Heathrow Airport currently start from DKK 778, and round-trip fares start from DKK 1,133. The current lowest fare is a Scandinavian Airlines flight departing on Wed, Nov 18; prices may vary depending on availability.
  • Yes. Icelandair and British Airways operate direct flights from Keflavík International Airport to Heathrow Airport, with an average flight time of 2 hours 34 minutes, and around 21 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Keflavík International Airport to Heathrow Airport is DKK 2,474. Prices may vary depending on the departure date, airline, and availability.
  • Keflavík International Airport to Heathrow Airport operates around 21 weekly flights, mainly by Icelandair and British Airways. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Keflavík International Airport and Heathrow Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.