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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 US$113 and round-trip from US$169. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        KEF 16:20
        3h 10m
        Nonstop
        LHR 19:30
        Reykjavik - London | Mon, Nov 16 | Icelandair
        LTN 07:00
        3h 15m
        Nonstop
        KEF 10:15
        London - Reykjavik | Mon, Nov 23 | easyJet
        US$199 US$269
        26% off
        26% off
        US$269 US$199
      • KEF 16:05
        3h
        Nonstop
        LHR 19:05
        Reykjavik - London | Mon, Nov 16 | British Airways
        LTN 07:00
        3h 15m
        Nonstop
        KEF 10:15
        London - Reykjavik | Mon, Nov 23 | easyJet
        US$209 US$269
        22% off
        22% off
        US$269 US$209
      • KEF 16:20
        3h 10m
        Nonstop
        LHR 19:30
        Reykjavik - London | Sat, Nov 14 | Icelandair
        LTN 06:00
        3h 15m
        Nonstop
        KEF 09:15
        London - Reykjavik | Sat, Nov 21 | easyJet
        US$226 US$269
        16% off
        16% off
        US$269 US$226
      • KEF 16:05
        3h
        Nonstop
        LHR 19:05
        Reykjavik - London | Mon, Nov 9 | British Airways
        LTN 07:00
        3h 15m
        Nonstop
        KEF 10:15
        London - Reykjavik | Mon, Nov 16 | easyJet
        US$234
        13% off
        US$269 US$234
      • KEF 11:55
        9h 40m
        1 stop
        LHR 21:35
        Reykjavik - London | Sat, Nov 7 | Scandinavian Airlines
        LGW 15:55
        3h 25m
        Nonstop
        KEF 19:20
        London - Reykjavik | Tue, Nov 10 | easyJet
        US$169
        37% off
        US$269 US$169
      • KEF 11:55
        6h 55m
        1 stop
        LHR 18:50
        Reykjavik - London | Wed, Nov 11 | Scandinavian Airlines
        LTN 07:00
        3h 15m
        Nonstop
        KEF 10:15
        London - Reykjavik | Mon, Nov 16 | easyJet
        US$177
        34% off
        US$269 US$177
      • KEF 11:55
        6h 55m
        1 stop
        LHR 18:50
        Reykjavik - London | Thu, Nov 12 | Scandinavian Airlines
        LTN 06:00
        3h 15m
        Nonstop
        KEF 09:15
        London - Reykjavik | Sat, Nov 14 | easyJet
        US$178
        34% off
        US$269 US$178
      • KEF 18:05
        15h 15m
        1 stop
        LHR 09:20
        Reykjavik - London | Mon, Nov 16 | Scandinavian Airlines
        LTN 07:00
        3h 15m
        Nonstop
        KEF 10:15
        London - Reykjavik | Mon, Nov 23 | easyJet
        US$179
        33% off
        US$269 US$179
      • KEF 11:35
        6h 55m
        1 stop
        LHR 18:30
        Reykjavik - London | Sat, Nov 14 | Scandinavian Airlines
        LTN 06:00
        3h 15m
        Nonstop
        KEF 09:15
        London - Reykjavik | Sat, Nov 21 | easyJet
        US$186
        31% off
        US$269 US$186
      • KEF 11:55
        21h 40m
        1 stop
        LHR 09:35
        Reykjavik - London | Thu, Nov 5 | Scandinavian Airlines
        LTN 15:55
        3h 5m
        Nonstop
        KEF 19:00
        London - Reykjavik | Sun, Nov 8 | easyJet
        US$193
        28% off
        US$269 US$193
      • KEF 11:55
        6h 55m
        1 stop
        LHR 18:50
        Reykjavik - London | Sun, Nov 8 | Scandinavian Airlines
        LTN 15:35
        3h 10m
        Nonstop
        KEF 18:45
        London - Reykjavik | Wed, Nov 11 | easyJet
        US$197
        27% off
        US$269 US$197
      • KEF 12:25
        9h 10m
        1 stop
        LHR 21:35
        Reykjavik - London | Tue, Nov 10 | Scandinavian Airlines
        LTN 07:00
        3h 15m
        Nonstop
        KEF 10:15
        London - Reykjavik | Mon, Nov 16 | easyJet
        US$204
        24% off
        US$269 US$204
      • REK 13:00
        17h 25m
        1 stop
        LON 14:00
        Reykjavik - London | Sun, Sep 20 | Normal Airline
        LON 15:00
        6h
        Nonstop
        REK 16:00
        London - Reykjavik | Tue, Sep 22 | Normal Airline
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      • Cheapest nonstop
        KEF 11:00
        3h 10m
        Nonstop
        LHR 15:10
        Reykjavik - London | Thu, Oct 22 | British Airways
        US$151 US$243
        38% off
        38% off
        US$243 US$151
      • KEF 16:05
        3h
        Nonstop
        LHR 19:05
        Reykjavik - London | Sun, Nov 15 | British Airways
        US$211 US$243
        13% off
        13% off
        US$243 US$211
      • KEF 18:55
        13h 40m
        1 stop
        LHR 09:35
        Reykjavik - London | Thu, Oct 22 | Scandinavian Airlines
        US$113 US$243
        53% off
        53% off
        US$243 US$113
      • KEF 11:55
        9h 40m
        1 stop
        LHR 21:35
        Reykjavik - London | Sat, Nov 14 | Scandinavian Airlines
        US$116
        52% off
        US$243 US$116
      • KEF 11:55
        6h 55m
        1 stop
        LHR 18:50
        Reykjavik - London | Fri, Nov 13 | Scandinavian Airlines
        US$116
        52% off
        US$243 US$116
      • KEF 11:15
        9h 20m
        1 stop
        LHR 21:35
        Reykjavik - London | Fri, Nov 6 | Scandinavian Airlines
        US$116
        52% off
        US$243 US$116
      • KEF 18:10
        14h 25m
        1 stop
        LHR 09:35
        Reykjavik - London | Fri, Oct 23 | Scandinavian Airlines
        US$117
        52% off
        US$243 US$117
      • KEF 11:15
        9h 20m
        1 stop
        LHR 21:35
        Reykjavik - London | Fri, Oct 30 | Scandinavian Airlines
        US$118
        51% off
        US$243 US$118
      • KEF 00:55
        14h 30m
        1 stop
        LHR 16:25
        Reykjavik - London | Wed, Oct 28 | Scandinavian Airlines
        US$118
        51% off
        US$243 US$118
      • KEF 11:15
        9h 20m
        1 stop
        LHR 21:35
        Reykjavik - London | Thu, Nov 5 | Scandinavian Airlines
        US$122
        50% off
        US$243 US$122
      • KEF 11:55
        6h 55m
        1 stop
        LHR 18:50
        Reykjavik - London | Wed, Nov 11 | Scandinavian Airlines
        US$122
        50% off
        US$243 US$122
      • KEF 11:15
        9h 20m
        1 stop
        LHR 21:35
        Reykjavik - London | Sat, Oct 31 | Scandinavian Airlines
        US$122
        50% off
        US$243 US$122
      • KEF 19:15
        24h 40m
        1 stop
        LHR 20:55
        Reykjavik - London | Sat, Oct 17 | KLM
        US$127
        48% off
        US$243 US$127
      • KEF 17:05
        27h 35m
        1 stop
        LHR 21:40
        Reykjavik - London | Thu, Oct 29 | Scandinavian Airlines
        US$140
        42% off
        US$243 US$140
      • REK 13:00
        17h 25m
        1 stop
        LON 14:00
        Reykjavik - London | Sun, Sep 20 | Normal Airline
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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 database.

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

What is the cheapest month for one-way flights from Keflavík International Airport to Heathrow Airport?

Data is based on average one-way flight prices from Keflavík International Airport to Heathrow Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Keflavík International Airport to Heathrow Airport, the best time to buy is in February, with an average price of US$254. You’ll want to avoid August, when the average price can reach as high as US$432.

US$432
US$343
US$254
US$165
    Cheapest
  • US$368
    Sep
  • US$387
    Oct
  • US$279
    Nov
  • US$270
    Dec
  • US$304
    Jan
  • US$254
    Feb
  • US$273
    Mar
  • US$275
    Apr
  • US$272
    May
  • US$327
    Jun
  • US$373
    Jul
  • US$432
    Aug

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 day to depart from Keflavík International Airport to Heathrow Airport is Wednesday, with average fares typically lower than other days. You’ll want to avoid flying on Monday, as ticket prices are usually the highest that day.

US$356
US$320
US$284
US$248
    Cheapest
  • US$356
    Mon
  • US$291
    Tue
  • US$284
    Wed
  • US$312
    Thu
  • US$308
    Fri
  • US$320
    Sat
  • US$334
    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 US$120) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Scandinavian Airlines
From US$120
KLM
From US$147
Icelandair
From US$175
Norwegian Air Shuttle ASA
From US$179
British Airways
From US$211
Swiss Airlines
From US$221
Vueling Airlines
From US$256
Austrian Airlines
From US$294
Finnair
From US$296
Wizz Air
From US$344

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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. BA801

    Keflavík International Airport

    10:20

    KEF

    3h 10m

    14:30

    LHR

    S M T W T F S
    Search

  2. FI454

    Keflavík International Airport

    16:10

    KEF

    3h 10m

    20:20

    LHR

    S M T W T F S
    Search

  3. SK596

    Keflavík International Airport

    10:30

    KEF

    3h 5m

    Nonstop

    15:35

    CPH

    S M T W T F S
    Search

  4. SK1517

    Copenhagen Airport

    16:40

    CPH

    2h

    Nonstop

    17:40

    LHR

    S M T W T - S

  5. SK596

    Keflavík International Airport

    10:30

    KEF

    3h 5m

    Nonstop

    15:35

    CPH

    S M T W T F S
    Search

  6. SK1501

    Copenhagen Airport

    20:40

    CPH

    2h

    Nonstop

    21:40

    LHR

    S M T W T - S

  7. SK2596

    Keflavík International Airport

    17:05

    KEF

    3h 5m

    Nonstop

    22:10

    CPH

    S M T W T F S
    Search

  8. SK501

    Copenhagen Airport

    08:10

    CPH

    2h 10m

    Nonstop

    09:20

    LHR

    S M T W T F S

  9. SK4788

    Keflavík International Airport

    19:25

    KEF

    2h 40m

    Nonstop

    00:05

    OSL

    S M T W T F S
    Search

  10. SK809

    Oslo Airport

    15:05

    OSL

    2h 20m

    Nonstop

    16:25

    LHR

    S M - W T F S

  11. SK596

    Keflavík International Airport

    10:30

    KEF

    3h 5m

    Nonstop

    15:35

    CPH

    S M T W T F S
    Search

  12. SK501

    Copenhagen Airport

    08:10

    CPH

    2h 10m

    Nonstop

    09:20

    LHR

    S M T W T F S

  13. SK2596

    Keflavík International Airport

    17:05

    KEF

    3h 5m

    Nonstop

    22:10

    CPH

    S M T W T F S
    Search

  14. SK505

    Copenhagen Airport

    15:00

    CPH

    2h

    Nonstop

    16:00

    LHR

    S M T W T F S

  15. SK4788

    Keflavík International Airport

    19:25

    KEF

    2h 40m

    Nonstop

    00:05

    OSL

    S M T W T F S
    Search

  16. SK803

    Oslo Airport

    08:00

    OSL

    2h 35m

    Nonstop

    09:35

    LHR

    S M T W T F S

  17. SK2596

    Keflavík International Airport

    17:05

    KEF

    3h 5m

    Nonstop

    22:10

    CPH

    S M T W T F S
    Search

  18. SK1501

    Copenhagen Airport

    20:40

    CPH

    2h

    Nonstop

    21:40

    LHR

    S M T W T - 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 distance1,899.12 km
Cheapest one-way ticket priceUS$113
Cheapest return ticket priceUS$169

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 41 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 13 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 US$632 in September, the most expensive month to book this route.
  • The earliest flight departs from Keflavík International Airport (KEF) at 07:40 and arrives in Heathrow Airport (LHR) at 11:55.
  • The latest flight departs from Keflavík International Airport (KEF) at 18:45 and arrives in Heathrow Airport (LHR) at 21:45.
    • The distance from London Gatwick Airport to downtown is about 39 km, by taxi about 50 minutes.
    • The distance from Heathrow Airport to downtown is about 23 km, by taxi about 40 minutes.
    • The distance from London Luton Airport to downtown is about 44 km, by taxi about 1 hour.
  • British Airways is a very popular airline operating an average of 2887 flights per month.
  • Yes. Air India, Emirates, Icelandair, American Airlines and British Airways operate direct flights from Keflavík International Airport to Heathrow Airport, with an average flight time of 3 hours 41 minutes, and around 20 weekly flights. Actual flight frequency may vary by season.

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