Trip.com
>
Cheap Flights
>
United Kingdom
>
London
>
Reykjavik to London flight
>
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 SAR 407 and round-trip from SAR 632. 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
        SAR 739 SAR 979
        25% off
        25% off
        SAR 979 SAR 739
      • KEF 11:55
        9h 40m
        1 stop
        LHR 21:35
        Reykjavik - London | Thu, Oct 29 | Scandinavian Airlines
        LGW 15:55
        3h 25m
        Direct
        KEF 19:20
        London - Reykjavik | Sun, Nov 1 | easyJet
        SAR 632 SAR 979
        35% off
        35% off
        SAR 979 SAR 632
      • 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
        SAR 660 SAR 979
        33% off
        33% off
        SAR 979 SAR 660
      • 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
        SAR 662
        32% off
        SAR 979 SAR 662
      • 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
        SAR 667
        32% off
        SAR 979 SAR 667
      • 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
        SAR 691
        28% off
        SAR 979 SAR 691
      • 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
        SAR 698
        28% off
        SAR 979 SAR 698
      • 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
        SAR 701
        28% off
        SAR 979 SAR 701
      • 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
        SAR 707
        28% off
        SAR 979 SAR 707
      • 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
        SAR 738
        25% off
        SAR 979 SAR 738
      • KEF 18:05
        15h 15m
        1 stop
        LHR 09:20
        Reykjavik - London | Sat, Nov 7 | Scandinavian Airlines
        LTN 15:55
        3h 5m
        Direct
        KEF 19:00
        London - Reykjavik | Fri, Nov 13 | easyJet
        SAR 743
        24% off
        SAR 979 SAR 743
      • KEF 12:25
        9h 10m
        1 stop
        LHR 21:35
        Reykjavik - London | Sun, Nov 22 | Scandinavian Airlines
        LTN 08:00
        3h 15m
        Direct
        KEF 11:15
        London - Reykjavik | Wed, Nov 25 | easyJet
        SAR 744
        24% off
        SAR 979 SAR 744
      • REK 13:00
        17h 25m
        1 stop
        LON 14:00
        Reykjavik - London | Wed, Oct 7 | Normal Airline
        LON 15:00
        6h
        Direct
        REK 16:00
        London - Reykjavik | Fri, Oct 9 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        KEF 16:20
        3h 10m
        Direct
        LHR 19:30
        Reykjavik - London | Sun, Nov 15 | Icelandair
        SAR 487 SAR 647
        25% off
        25% off
        SAR 647 SAR 487
      • KEF 16:20
        3h 10m
        Direct
        LHR 19:30
        Reykjavik - London | Sun, Nov 22 | Icelandair
        SAR 490 SAR 647
        24% off
        24% off
        SAR 647 SAR 490
      • KEF 17:05
        16h 30m
        1 stop
        LHR 09:35
        Reykjavik - London | Sat, Nov 28 | Scandinavian Airlines
        SAR 407 SAR 647
        37% off
        37% off
        SAR 647 SAR 407
      • KEF 11:55
        21h 40m
        1 stop
        LHR 09:35
        Reykjavik - London | Tue, Nov 24 | Scandinavian Airlines
        SAR 428
        34% off
        SAR 647 SAR 428
      • KEF 11:55
        21h 40m
        1 stop
        LHR 09:35
        Reykjavik - London | Mon, Nov 23 | Scandinavian Airlines
        SAR 452
        30% off
        SAR 647 SAR 452
      • KEF 11:55
        28h 30m
        1 stop
        LHR 16:25
        Reykjavik - London | Tue, Dec 1 | Scandinavian Airlines
        SAR 453
        30% off
        SAR 647 SAR 453
      • KEF 12:25
        9h 10m
        1 stop
        LHR 21:35
        Reykjavik - London | Sun, Nov 22 | Scandinavian Airlines
        SAR 455
        30% off
        SAR 647 SAR 455
      • KEF 11:55
        6h 55m
        1 stop
        LHR 18:50
        Reykjavik - London | Wed, Nov 18 | Scandinavian Airlines
        SAR 456
        30% off
        SAR 647 SAR 456
      • KEF 11:35
        28h 50m
        1 stop
        LHR 16:25
        Reykjavik - London | Thu, Nov 12 | Scandinavian Airlines
        SAR 460
        28% off
        SAR 647 SAR 460
      • KEF 11:55
        21h 40m
        1 stop
        LHR 09:35
        Reykjavik - London | Mon, Nov 30 | Scandinavian Airlines
        SAR 463
        28% off
        SAR 647 SAR 463
      • KEF 11:55
        28h 30m
        1 stop
        LHR 16:25
        Reykjavik - London | Tue, Nov 17 | Scandinavian Airlines
        SAR 483
        25% off
        SAR 647 SAR 483
      • KEF 11:55
        26h 40m
        1 stop
        LHR 14:35
        Reykjavik - London | Fri, Dec 4 | Scandinavian Airlines
        SAR 491
        24% off
        SAR 647 SAR 491
      • REK 13:00
        17h 25m
        1 stop
        LON 14:00
        Reykjavik - London | Wed, Oct 7 | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Keflavík International Airport to Heathrow Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

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

What is the cheapest month to fly from Keflavík International Airport to Heathrow Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Keflavík International Airport to Heathrow Airport for each month in the Trip.com database.

Based on Trip.com's 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 SAR 954. It is best to avoid August, when the average price can reach SAR 1,621.

SAR 1,621
SAR 1,288
SAR 954
SAR 621
    Cheapest
  • SAR 1,488
    Oct
  • SAR 1,047
    Nov
  • SAR 1,011
    Dec
  • SAR 1,142
    Jan
  • SAR 954
    Feb
  • SAR 1,023
    Mar
  • SAR 1,031
    Apr
  • SAR 1,021
    May
  • SAR 1,227
    Jun
  • SAR 1,399
    Jul
  • SAR 1,621
    Aug
  • SAR 1,395
    Sep

What is the cheapest day of the week to fly from Keflavík International Airport to Heathrow Airport?

The data is based on the past 12 months and shows the average ticket prices from Keflavík International Airport to Heathrow Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Keflavík International Airport to Heathrow Airport is Tuesday, with average prices usually lower than other days. Avoid departing on Monday as prices are typically highest on that day.

SAR 1,339
SAR 1,218
SAR 1,097
SAR 976
  • SAR 1,339
    Mon
  • SAR 1,097
    Tue
  • SAR 1,106
    Wed
  • SAR 1,216
    Thu
  • SAR 1,165
    Fri
  • SAR 1,202
    Sat
  • SAR 1,245
    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 British Airways (from SAR 363) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

British Airways
From SAR 363
Scandinavian Airlines
From SAR 436
Icelandair
From SAR 501
KLM
From SAR 544
Transavia France
From SAR 635
Swiss Airlines
From SAR 745
Vueling Airlines
From SAR 806
Lufthansa
From SAR 810
Wizz Air
From SAR 944
Finnair
From SAR 999

Find more flights and airlines

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

    10:30

    KEF

    3h 10m

    14:40

    LHR

    S M T W T F S
    Search

  3. KL2746

    Keflavík International Airport

    08:50

    KEF

    3h 5m

    Direct

    13:55

    AMS

    S - T - T - -
    Search

  4. KL1017

    Amsterdam Airport Schiphol

    20:40

    AMS

    1h 10m

    Direct

    20:50

    LHR

    S M T W T F S

  5. SK4786

    Keflavík International Airport

    18:10

    KEF

    2h 40m

    Direct

    22:50

    OSL

    - M T - T - -
    Search

  6. SK811

    Oslo Airport

    17:30

    OSL

    2h 20m

    Direct

    18:50

    LHR

    S M T W - F S

  7. SK596

    Keflavík International Airport

    10:30

    KEF

    3h 5m

    Direct

    15:35

    CPH

    S M T W T F S
    Search

  8. SK1501

    Copenhagen Airport

    20:40

    CPH

    2h

    Direct

    21:40

    LHR

    S M T W T - S

  9. SK4786

    Keflavík International Airport

    18:10

    KEF

    2h 40m

    Direct

    22:50

    OSL

    - M T - T - -
    Search

  10. SK815

    Oslo Airport

    20:20

    OSL

    2h 15m

    Direct

    21:35

    LHR

    S M T W - - S

  11. SK2596

    Keflavík International Airport

    18:05

    KEF

    3h

    Direct

    22:05

    CPH

    S M T W T F S
    Search

  12. SK501

    Copenhagen Airport

    08:10

    CPH

    2h 10m

    Direct

    09:20

    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. SK803

    Oslo Airport

    08:00

    OSL

    2h 35m

    Direct

    09:35

    LHR

    S M T W T F S

  15. SK4786

    Keflavík International Airport

    18:10

    KEF

    2h 40m

    Direct

    22:50

    OSL

    - M T - T - -
    Search

  16. SK803

    Oslo Airport

    08:00

    OSL

    2h 35m

    Direct

    09:35

    LHR

    S M T W T F S

  17. SK2596

    Keflavík International Airport

    18:05

    KEF

    3h

    Direct

    22:05

    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
Find more flights and airlines

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 SAR 407
Cheapest return ticket price SAR 632

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 47 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 SAR 1,972 in October, the most expensive month to book this route.
    • 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 SAR 407, and round-trip fares start from SAR 632. The current lowest fare is a Scandinavian Airlines flight departing on Sat, Nov 28; 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 48 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 SAR 1,537. 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.

Find Cheap Flights with Trip.com

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

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check 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 according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.